Idemitsu Kosan Co., Ltd.

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H01L 51/00 - Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof 404
C09K 11/06 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing organic luminescent materials 396
H01L 51/50 - Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for light emission, e.g. organic light emitting diodes (OLED) or polymer light emitting devices (PLED) 340
H10K 85/60 - Organic compounds having low molecular weight 197
C10M 169/04 - Mixtures of base-materials and additives 148
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1.

LAMINATE STRUCTURE AND THIN FILM TRANSISTOR

      
Application Number 18870322
Status Pending
Filing Date 2023-05-25
First Publication Date 2025-11-13
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Tsuruma, Yuki
  • Kawashima, Emi
  • Iwase, Nobuhiro
  • Yamaguchi, Koji
  • Miwa, Hiroyuki

Abstract

Provided is a laminate structure 10, including: a crystalline oxide semiconductor film 11 containing In as a main component; and an insulating film 12 laminated in contact with the crystalline oxide semiconductor film 11, wherein the crystalline oxide semiconductor film has one or more regions continuing 3 nm or more in the film thickness direction and the region has a rare gas concentration within a range of 0.5 at % or more and less than 5 at %.

IPC Classes  ?

  • H10D 30/67 - Thin-film transistors [TFT]
  • H10D 62/40 - Crystalline structures
  • H10D 62/60 - Impurity distributions or concentrations
  • H10D 64/68 - Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator

2.

MODIFIED SULFIDE SOLID ELECTROLYTE AND PRODUCTION METHOD THEREFOR, AND ELECTRODE COMPOSITE MATERIAL AND LITHIUM ION BATTERY

      
Application Number 18871588
Status Pending
Filing Date 2023-07-26
First Publication Date 2025-11-13
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Okuyama, Tomoyuki
  • Seda, Keita

Abstract

Provided are a modified sulfide solid electrolyte containing a sulfide solid electrolyte having a BET specific surface area of 10 m2/g or more and containing a lithium atom, a sulfur atom, a phosphorus atom, and a halogen atom, and at least two kinds of compounds selected from the particular compounds (A) to (I) that is excellent in coating suitability in coating as a paste, and can exhibit the excellent battery capabilities efficiently, irrespective of the large specific surface area thereof, and a method of producing the same, and also an electrode mixture and a lithium ion battery using the same.

IPC Classes  ?

  • H01M 10/0562 - Solid materials
  • H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
  • H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries

3.

ORGANIC EL DISPLAY DEVICE, AND ELECTRONIC APPARATUS

      
Application Number 19275512
Status Pending
Filing Date 2025-07-21
First Publication Date 2025-11-13
Owner IDEMITSU KOSAN CO, LTD. (Japan)
Inventor
  • Tasaki, Satomi
  • Masuda, Tetsuya
  • Kishino, Kengo
  • Nishimura, Kazuki
  • Nakano, Yuki
  • Kawamura, Yuichiro

Abstract

An organic EL display device includes an anode and a cathode and includes a blue organic EL device, a green organic EL device, and a red organic EL device. The blue organic EL device includes a first emitting layer. The green organic EL device includes a second emitting layer. The red organic EL device includes a third emitting layer. The organic EL devices include a fourth emitting layer as a common layer. The fourth emitting layer is in direct contact with each of the emitting layers). The first emitting layer contains a compound represented by a formula (1) and having at least one group represented by a formula (11). The fourth emitting layer contains a second compound represented by a formula (2). An organic EL display device includes an anode and a cathode and includes a blue organic EL device, a green organic EL device, and a red organic EL device. The blue organic EL device includes a first emitting layer. The green organic EL device includes a second emitting layer. The red organic EL device includes a third emitting layer. The organic EL devices include a fourth emitting layer as a common layer. The fourth emitting layer is in direct contact with each of the emitting layers). The first emitting layer contains a compound represented by a formula (1) and having at least one group represented by a formula (11). The fourth emitting layer contains a second compound represented by a formula (2).

IPC Classes  ?

  • H10K 50/13 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light comprising stacked EL layers within one EL unit
  • H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/10 - Triplet emission

4.

LAMINATE STRUCTURE AND THIN FILM TRANSISTOR

      
Application Number 18870303
Status Pending
Filing Date 2023-05-25
First Publication Date 2025-10-30
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Tsuruma, Yuki
  • Kawashima, Emi
  • Iwase, Nobuhiro
  • Yamaguchi, Koji
  • Miwa, Hiroyuki

Abstract

Provided is a laminate structure, including: a crystalline oxide semiconductor film containing In as a main component; and an insulating film laminated to form an interface with the crystalline oxide semiconductor film, wherein the laminate structure has a region that satisfies the following formula (1) in the insulating film having a thickness extending from the interface to a distance approximately equal to a thickness of the crystalline oxide semiconductor film: Provided is a laminate structure, including: a crystalline oxide semiconductor film containing In as a main component; and an insulating film laminated to form an interface with the crystalline oxide semiconductor film, wherein the laminate structure has a region that satisfies the following formula (1) in the insulating film having a thickness extending from the interface to a distance approximately equal to a thickness of the crystalline oxide semiconductor film: 1.25 ≤ ( average ⁢ value ⁢ of ⁢ A / B ) ≤ 1.75 ( 1 ) Provided is a laminate structure, including: a crystalline oxide semiconductor film containing In as a main component; and an insulating film laminated to form an interface with the crystalline oxide semiconductor film, wherein the laminate structure has a region that satisfies the following formula (1) in the insulating film having a thickness extending from the interface to a distance approximately equal to a thickness of the crystalline oxide semiconductor film: 1.25 ≤ ( average ⁢ value ⁢ of ⁢ A / B ) ≤ 1.75 ( 1 ) where A represents the number of oxygen atoms, and B represents the number of cation atoms that exist in a state of being bonded to the oxygen atoms, the cation atoms being cationic atomic species contained in the laminate structure in an amount of 1 at % or more.

IPC Classes  ?

  • H10D 30/67 - Thin-film transistors [TFT]
  • H10D 30/01 - Manufacture or treatment
  • H10D 62/40 - Crystalline structures
  • H10D 62/60 - Impurity distributions or concentrations
  • H10D 64/68 - Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator

5.

AROMATIC AMINE DERIVATIVES AND ORGANIC ELECTROLUMINESCENT ELEMENTS USING SAME

      
Application Number 19006735
Status Pending
Filing Date 2024-12-31
First Publication Date 2025-10-30
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Kato, Tomoki

Abstract

An aromatic amine derivative of formula (I): An aromatic amine derivative of formula (I): An aromatic amine derivative of formula (I): may be one in which Ara has formula (II), but not (II′): An aromatic amine derivative of formula (I): may be one in which Ara has formula (II), but not (II′): An aromatic amine derivative of formula (I): may be one in which Ara has formula (II), but not (II′): Arb has formula (III): An aromatic amine derivative of formula (I): may be one in which Ara has formula (II), but not (II′): Arb has formula (III): An aromatic amine derivative of formula (I): may be one in which Ara has formula (II), but not (II′): Arb has formula (III): and Arc is a substituted or unsubstituted aryl group having 6 to 50 ring carbon atoms, or has formula (III), with the variables defined herein.

IPC Classes  ?

  • C07D 209/86 - CarbazolesHydrogenated carbazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
  • C07D 307/91 - DibenzofuransHydrogenated dibenzofurans
  • C07D 333/76 - Dibenzothiophenes
  • C07D 405/12 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
  • C09K 11/06 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing organic luminescent materials
  • H05B 33/14 - Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material
  • H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
  • H10K 50/15 - Hole transporting layers
  • H10K 50/16 - Electron transporting layers
  • H10K 50/17 - Carrier injection layers
  • H10K 85/60 - Organic compounds having low molecular weight

6.

OXIDE SINTERED BODY

      
Application Number 18851848
Status Pending
Filing Date 2023-03-14
First Publication Date 2025-10-23
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Tomai, Shigekazu
  • Katsumata, Satoshi
  • Oyama, Masashi

Abstract

An oxide sintered body comprising a cubic MgO into which Zn is solid-solved, a hexagonal ZnO into which Mg is solid-solved, and a ZnGa2O4 into which Mg is solid-solved.

IPC Classes  ?

7.

LAMINATED STRUCTURE, THIN FILM TRANSISTOR, AND ELECTRONIC DEVICE

      
Application Number 19259174
Status Pending
Filing Date 2025-07-03
First Publication Date 2025-10-23
Owner
  • Japan Display Inc. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Sasaki, Toshinari
  • Tamaru, Takaya
  • Mochizuki, Marina
  • Onodera, Ryo
  • Watabe, Masahiro
  • Sasaki, Daichi
  • Kawashima, Emi
  • Tsuruma, Yuki

Abstract

A laminated structure includes a metal oxide layer and an oxide semiconductor layer having crystallinity over and in contact with the metal oxide layer. A crystal structure of the oxide semiconductor layer is a bixbyite structure. At least a first peak of a (222) plane and a second peak of a (440) plane are observed in a diffraction pattern of the oxide semiconductor layer obtained by an out-of-plane XRD measurement using Cu—Kα radiation. A ratio of an intensity of the first peak to an intensity of the second peak is greater than or equal to 6 and less than or equal to 15.

IPC Classes  ?

8.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18866191
Status Pending
Filing Date 2023-05-08
First Publication Date 2025-10-16
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Sawato, Tsukasa
  • Itoi, Hiroaki
  • Takahashi, Yusuke
  • Tanaka, Shota
  • Fukami, Takuto

Abstract

A compound represented by the following formula (1) (in which the symbols in the formula (1) are defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device. A compound represented by the following formula (1) (in which the symbols in the formula (1) are defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

IPC Classes  ?

  • H10K 50/15 - Hole transporting layers
  • C07D 307/91 - DibenzofuransHydrogenated dibenzofurans
  • C07D 311/82 - Xanthenes
  • C09K 11/06 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing organic luminescent materials
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

9.

LUBRICATING OIL COMPOSITION

      
Application Number 18865381
Status Pending
Filing Date 2023-05-12
First Publication Date 2025-10-09
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Matsubara, Kazushige

Abstract

There has been a need for a novel lubricating oil composition which has characteristics (for example, scuffing resistance and copper corrosion resistance) that are suitable for lubrication of various mechanisms that are incorporated in a device. The present invention provides a lubricating oil composition which contains (A) a base oil and (B) a phosphite ester that has at least one sulfur atom-containing group having 2 to 20 carbon atoms, the group having at least one —(S) x- group (wherein x is an integer of 1 or more) between two adjacent carbon atoms in the structure of an alkyl group, wherein: the content of a thiadiazole compound is less than 0.05% by mass based on the total amount of the lubricating oil composition; and the kinematic viscosity of the lubricating oil composition at 100° C. is 4.2 mm2/s or more.

IPC Classes  ?

  • C10M 137/02 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
  • C10M 133/44 - Five-membered ring containing nitrogen and carbon only
  • C10M 135/36 - Heterocyclic sulfur, selenium or tellurium compounds the ring containing sulfur and carbon with nitrogen or oxygen
  • C10M 157/08 - Lubricating compositions characterised by the additive being a mixture of two or more macromolecular compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being a phosphorus-containing compound
  • C10N 40/00 - Specified use or application for which the lubricating composition is intended
  • F16H 57/04 - Features relating to lubrication or cooling
  • H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
  • H02K 9/19 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
  • H02K 11/33 - Drive circuits, e.g. power electronics

10.

MODIFIED SULFIDE SOLID ELECTROLYTE, PRODUCTION METHOD FOR SAME, ELECTRODE MIXTURE, AND LITHIUM-ION BATTERY

      
Application Number 18879331
Status Pending
Filing Date 2023-07-26
First Publication Date 2025-10-09
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Seda, Keita
  • Okuyama, Tomoyuki
  • Morita, Takamoto
  • Moriyama, Kenji

Abstract

Provided are a modified sulfide solid electrolyte containing a sulfide solid electrolyte having a BET specific surface area of 10 m2/g or more and containing a lithium atom, a sulfur atom, a phosphorus atom, and a halogen atom, and at least one compound selected from the particular compounds (1) to (6) that is excellent in coating suitability in coating as a paste, and can exhibit the excellent battery capabilities efficiently, irrespective of the large specific surface area of the sulfide solid electrolyte, and a method of producing the same, and also an electrode mixture and a lithium ion battery using the same.

IPC Classes  ?

  • H01M 10/056 - Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
  • H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries

11.

RADIO WAVE ABSORBER, RADIO WAVE ABSORPTION STRUCTURE INCLUDING RADIO WAVE ABSORBER, AND COMPOSITION FOR RADIO WAVE ABSORBER

      
Application Number 18864202
Status Pending
Filing Date 2023-04-25
First Publication Date 2025-10-02
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kondo, Hirofumi
  • Kajikawa, Kotaro

Abstract

A radio wave absorber comprising a resin and a carbon fiber, wherein 60 to 90% by volume of the total carbon fiber is present in a region from the first surface of the radio wave absorber to half of the total thickness of the radio wave absorber.

IPC Classes  ?

  • H01Q 17/00 - Devices for absorbing waves radiated from an antenna Combinations of such devices with active antenna elements or systems
  • C08G 77/20 - Polysiloxanes containing silicon bound to unsaturated aliphatic groups

12.

LUBRICATING OIL COMPOSITION, METHOD FOR USING SAME, AND METHOD FOR PRODUCING SAME

      
Application Number 18878172
Status Pending
Filing Date 2023-06-26
First Publication Date 2025-10-02
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Sato, Tokue

Abstract

Provided is a lubricating oil composition, including: a vegetable oil (A); a zinc dithiophosphate (B); and an amine-based antioxidant (C), wherein a total content of linoleic acid and linolenic acid among constituent fatty acids of the vegetable oil (A) is less than 20 mass % with respect to a total amount of the constituent fatty acids in the vegetable oil (A), wherein a content of the amine-based antioxidant (C) is 2.00 mass % or more with respect to a total amount of the lubricating oil composition, and wherein when the lubricating oil composition further includes a phosphorus-free phenol-based antioxidant (D), a content of the phosphorus-free phenol-based antioxidant (D) is less than 2.00 mass % with respect to the total amount of the lubricating oil composition.

IPC Classes  ?

  • C10M 101/04 - Fatty oil fractions
  • C10M 125/24 - Compounds containing phosphorus, arsenic or antimony
  • C10M 133/12 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
  • C10M 169/04 - Mixtures of base-materials and additives
  • C10N 10/04 - Groups 2 or 12
  • C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants

13.

CONTINUOUS ORGANIC MATTER PYROLYSIS DEVICE AND CONTINUOUS ORGANIC MATTER PYROLYSIS METHOD

      
Application Number 18865938
Status Pending
Filing Date 2023-05-11
First Publication Date 2025-09-25
Owner
  • ENVIRONMENT ENERGY CO., LTD. (Japan)
  • Idemitsu Kosan Co., Ltd. (Japan)
Inventor
  • Noda, Shuji
  • Fujimoto, Kaoru

Abstract

A continuous organic matter pyrolysis device includes: a charging section that continuously charges an organic matter; a vertical vessel for accommodating the organic matter charged from the charging section, a stirrer that is provided in the vertical vessel and that stirs the organic matter, a first heater that heats the vertical vessel to pyrolyze and gasify the organic matter, a lead-out section connected to an upper portion of the vertical vessel and including a lead-out path through which the pyrolysis gas of the organic matter is led out, and a discharging section connected to a lower portion of the vertical vessel and including a discharge path through which an organic matter residue is continuously discharged.

IPC Classes  ?

  • C10B 51/00 - Destructive distillation of solid carbonaceous materials by combined direct and indirect heating
  • C10B 47/34 - Other processes in ovens with mechanical conveying means with rotary scraping devices
  • C10B 49/20 - Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with moving solid heat-carriers in divided form in dispersed form
  • C10B 53/07 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of synthetic polymeric materials, e.g. tyres

14.

LUBRICATING OIL COMPOSITION, LUBRICATION METHOD, AND TRANSMISSION

      
Application Number 18861965
Status Pending
Filing Date 2023-04-17
First Publication Date 2025-09-18
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Iwai, Toshiaki
  • Yokomizo, Masato

Abstract

Provided are a lubricating oil composition including: a base oil (A); a sulfur-based extreme pressure agent (B); and a phosphorus-based extreme pressure agent (C), wherein the sulfur-based extreme pressure agent (B) is a thiadiazole having a branched organic group having 3 or more and 24 or less carbon atoms, and wherein the phosphorus-based extreme pressure agent (C) is a phosphate ester having a ring structure-containing organic group having 6 or more and 24 or less carbon atoms, a lubrication method including using the composition, and a transmission including the composition.

IPC Classes  ?

  • C10M 169/04 - Mixtures of base-materials and additives
  • C10M 101/02 - Petroleum fractions
  • C10M 135/36 - Heterocyclic sulfur, selenium or tellurium compounds the ring containing sulfur and carbon with nitrogen or oxygen
  • C10M 137/04 - Phosphate esters
  • C10M 137/10 - Thio derivatives
  • C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
  • C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
  • C10N 30/02 - Pour-pointViscosity index
  • C10N 40/04 - Oil-bathGear-boxesAutomatic transmissionsTraction drives

15.

SILANE-CONTAINING COMPOUND AND MODIFIED HYDROGENATED PETROLEUM RESIN

      
Application Number 19220421
Status Pending
Filing Date 2025-05-28
First Publication Date 2025-09-18
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kanamaru, Masami
  • Minami, Yutaka
  • Akimoto, Takafumi

Abstract

A silane-containing compound having a cyclic structure in a molecular structure; a modified hydrogenated petroleum resin in which a bromine value, a silicon element content, a weight average molecular weight, and a molecular weight distribution are specific values; a modified hydrogenated petroleum resin obtained by subjecting the modified hydrogenated petroleum resin to a condensation reaction; an adhesive composition including the modified hydrogenated petroleum resin; an asphalt composition containing the silane-containing compound or the modified hydrogenated petroleum resin.

IPC Classes  ?

  • C08G 61/08 - Macromolecular compounds containing only carbon atoms in the main chain of the macromolecule, e.g. polyxylylenes only aliphatic carbon atoms prepared by ring-opening of carbocyclic compounds of carbocyclic compounds containing one or more carbon-to-carbon double bonds in the ring
  • C08L 9/06 - Copolymers with styrene
  • C08L 95/00 - Compositions of bituminous materials, e.g. asphalt, tar or pitch
  • C09J 109/06 - Copolymers with styrene
  • C09J 123/12 - Polypropene
  • C09J 195/00 - Adhesives based on bituminous materials, e.g. asphalt, tar or pitch

16.

ORGANIC ELECTROLUMINESCENCE ELEMENT, COMPOSITION, POWDER, ELECTRONIC EQUIPMENT, AND NOVEL COMPOUND

      
Application Number 19220684
Status Pending
Filing Date 2025-05-28
First Publication Date 2025-09-18
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Lee, Yongguk
  • Maeda, Ryoji
  • Nakano, Yuki
  • Itoi, Hiroaki

Abstract

An organic electroluminescence device including: a cathode; an anode; and at least one emitting layer disposed between the cathode and the anode, wherein the emitting layer contains a first host material, a second host material, and a dopant material, wherein the first host material is a compound represented by the following formula (1), the second host material is a compound represented by the following formula (2), and the first host material and the second host material are different compounds. An organic electroluminescence device including: a cathode; an anode; and at least one emitting layer disposed between the cathode and the anode, wherein the emitting layer contains a first host material, a second host material, and a dopant material, wherein the first host material is a compound represented by the following formula (1), the second host material is a compound represented by the following formula (2), and the first host material and the second host material are different compounds.

IPC Classes  ?

  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 50/12 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants

17.

ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT DISPLAY APPARATUS, AND ELECTRONIC DEVICE

      
Application Number 18288143
Status Pending
Filing Date 2022-04-26
First Publication Date 2025-09-11
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Masuda, Tetsuya
  • Tasaki, Satomi
  • Toyoshima, Hiroaki
  • Nakamura, Masato
  • Nishimura, Kazuki
  • Itoi, Hiroaki
  • Haketa, Tasuku
  • Kambe, Emiko

Abstract

An organic EL device includes: an emitting region including a first emitting layer containing a first host material and a first luminescent compound and a second emitting layer containing a second host material and a second luminescent compound; and a hole transporting zone including one or more organic layers, in which at least one organic layer is a first organic layer in direct contact with the emitting region, the first organic layer contains a hole transporting zone material, the hole transporting zone is in direct contact with an anode and the emitting region, triplet energy of the first host material T1(H1) and the second host material T1(H2) satisfy Numerical Formula 1, and ionization potential of the hole transporting zone material Ip(HT) and the first luminescent compound Ip(D1) satisfy Numerical Formula 1X, An organic EL device includes: an emitting region including a first emitting layer containing a first host material and a first luminescent compound and a second emitting layer containing a second host material and a second luminescent compound; and a hole transporting zone including one or more organic layers, in which at least one organic layer is a first organic layer in direct contact with the emitting region, the first organic layer contains a hole transporting zone material, the hole transporting zone is in direct contact with an anode and the emitting region, triplet energy of the first host material T1(H1) and the second host material T1(H2) satisfy Numerical Formula 1, and ionization potential of the hole transporting zone material Ip(HT) and the first luminescent compound Ip(D1) satisfy Numerical Formula 1X, T 1 ( H ⁢ 1 ) > T 1 ( H ⁢ 2 ) ( Numerical ⁢ Formula ⁢ 1 ) Ip ⁡ ( D ⁢ 1 ) - Ip ⁡ ( HT ) < - 0.05 ⁢ eV . ( Numerical ⁢ Formula ⁢ 1 ⁢ X )

IPC Classes  ?

  • H10K 50/15 - Hole transporting layers
  • H10K 50/125 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light
  • H10K 59/35 - Devices specially adapted for multicolour light emission comprising red-green-blue [RGB] subpixels
  • H10K 101/00 - Properties of the organic materials covered by group
  • H10K 101/40 - Interrelation of parameters between multiple constituent active layers or sublayers, e.g. HOMO values in adjacent layers

18.

METHOD FOR PRODUCING CONDUCTIVE POLYMER-CONTAINING POROUS BODY

      
Application Number 19213944
Status Pending
Filing Date 2025-05-20
First Publication Date 2025-09-11
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Onodera, Shingo
  • Bando, Toru

Abstract

A method for production of a porous body containing a conductive polymer comprising impregnating a porous body with a conductive polymer composition comprising component (a) a conductive polymer and component (b) a solvent, and drying the porous body after impregnation at a temperature lower than the boiling point of the solvent by 10° C. or more, followed by drying at a temperature higher than or equal to the boiling point of the solvent.

IPC Classes  ?

  • C09D 5/24 - Electrically-conducting paints
  • C08G 73/02 - Polyamines
  • C08K 5/09 - Carboxylic acidsMetal salts thereofAnhydrides thereof
  • C08K 5/13 - PhenolsPhenolates
  • C09D 7/20 - Diluents or solvents
  • C09D 7/63 - Additives non-macromolecular organic
  • C09D 179/02 - Polyamines
  • H01B 1/12 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances organic substances
  • H01G 9/025 - Solid electrolytes

19.

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPLIANCE

      
Application Number 19180556
Status Pending
Filing Date 2025-04-16
First Publication Date 2025-08-14
Owner IDEMITSU KOSAN CO., LTD (Japan)
Inventor
  • Tasaki, Satomi
  • Nakano, Yuki
  • Yamaki, Taro
  • Itoi, Hiroaki
  • Kawamura, Yuichiro
  • Saito, Masatoshi

Abstract

An organic electroluminescence device comprising: a cathode; an anode; and an organic layer between the cathode and the anode, wherein the organic layer comprises a compound represented by the following formula (1) and a compound represented by the following formula (11). An organic electroluminescence device comprising: a cathode; an anode; and an organic layer between the cathode and the anode, wherein the organic layer comprises a compound represented by the following formula (1) and a compound represented by the following formula (11).

IPC Classes  ?

20.

ORGANIC ELECTROLUMINESCENCE DEVICE, AND ELECTRONIC DEVICE

      
Application Number 19001790
Status Pending
Filing Date 2024-12-26
First Publication Date 2025-08-14
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Tasaki, Satomi
  • Kambe, Emiko
  • Nakamura, Masato
  • Mizutani, Sayaka
  • Takahashi, Yusuke
  • Lee, Yongguk

Abstract

An organic electroluminescence device includes two or more emitting units, where a first emitting unit includes a first emitting zone and a second emitting unit includes a second emitting zone, a high refractive index zone (HN1) and a low refractive index zone (LN1) are disposed between the first and second emitting zones, a total film thickness of one or more high refractive index layers included in the high refractive index zone (HN1) is 20 nm or more, the high refractive index zone (HN1) includes a first high refractive index layer, the low refractive index zone (LN1) includes a first low refractive index layer, the first low refractive index layer contains a first organic material having a refractive index NM1, the first high refractive index layer contains a second organic material having a refractive index NM2, and a relationship of Numerical Formula N1 is satisfied, NM2>NM1 (Numerical Formula N1).

IPC Classes  ?

  • H10K 50/858 - Arrangements for extracting light from the devices comprising refractive means, e.g. lenses
  • H10K 50/115 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising active inorganic nanostructures, e.g. luminescent quantum dots
  • H10K 50/15 - Hole transporting layers
  • H10K 50/16 - Electron transporting layers
  • H10K 50/18 - Carrier blocking layers
  • H10K 50/19 - Tandem OLEDs
  • H10K 85/30 - Coordination compounds
  • H10K 85/40 - Organosilicon compounds, e.g. TIPS pentacene
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/10 - Triplet emission
  • H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

21.

MODIFIED SULFIDE SOLID ELECTROLYTE AND PRODUCTION METHOD FOR SAME, AND ELECTRODE COMBINED MATERIAL AND LITHIUM-ION BATTERY

      
Application Number 18851106
Status Pending
Filing Date 2023-03-28
First Publication Date 2025-08-07
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Seda, Keita
  • Okuyama, Tomoyuki
  • Morita, Takamoto

Abstract

Provided are: a modified sulfide solid electrolyte containing a sulfide solid electrolyte having a BET specific surface area of 10 m2/g or more and containing a lithium atom, a sulfur atom, a phosphorus atom, and a halogen atom, and a compound having two or more heterocyclic rings each having a carbon atom and an oxygen atom; and a method for producing the modified sulfide solid electrolyte, which has excellent coating suitability when coated as a paste and is capable of efficiently exhibiting excellent battery performance even when a sulfide solid electrolyte having a large specific surface area is used. Also provided are an electrode combined material and a lithium-ion battery using the modified sulfide solid electrolyte.

IPC Classes  ?

  • H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
  • H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
  • H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries

22.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18856922
Status Pending
Filing Date 2023-04-14
First Publication Date 2025-08-07
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Yasukawa, Keiichi
  • Matsumoto, Hisato

Abstract

A compound represented by a formula (I) below. In the formula (1), CN is a cyano group, D12 is a group represented by a formula (IA), and R101 to R104 are each independently a group represented by the formula (IA), a group having a partial structure represented by each of formulae (a-1) to (a-7), a group having a partial structure represented by each of formulae (b-1) to (b-6), a hydrogen atom, a substituted or unsubstituted aryl group having 6 to 50 ring carbon atoms, or the like. A compound represented by a formula (I) below. In the formula (1), CN is a cyano group, D12 is a group represented by a formula (IA), and R101 to R104 are each independently a group represented by the formula (IA), a group having a partial structure represented by each of formulae (a-1) to (a-7), a group having a partial structure represented by each of formulae (b-1) to (b-6), a hydrogen atom, a substituted or unsubstituted aryl group having 6 to 50 ring carbon atoms, or the like.

IPC Classes  ?

  • C09K 11/06 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing organic luminescent materials
  • C07D 209/94 - [b, c]- or [b, d]-condensed containing carbocyclic rings other than six-membered
  • C07D 495/14 - Ortho-condensed systems
  • C07D 519/00 - Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups or
  • H10K 50/12 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/20 - Delayed fluorescence emission

23.

COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

      
Application Number 18856934
Status Pending
Filing Date 2023-04-14
First Publication Date 2025-08-07
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Iida, Maiko
  • Yasukawa, Keiichi
  • Matsumoto, Hisato

Abstract

An organic electroluminescence device includes an anode, a cathode, and an emitting layer, in which the emitting layer contains a delayed fluorescent compound M2 represented by a formula (1), and the compound M2 has at least one deuterium atom in a molecule. In the formula (1), CN is a cyano group, D11 and D12 are each independently a group represented by a formula (11), (12) or (13), at least one D11 is a group represented by the formula (12) or (13), and R is a hydrogen atom, an aryl group, etc. An organic electroluminescence device includes an anode, a cathode, and an emitting layer, in which the emitting layer contains a delayed fluorescent compound M2 represented by a formula (1), and the compound M2 has at least one deuterium atom in a molecule. In the formula (1), CN is a cyano group, D11 and D12 are each independently a group represented by a formula (11), (12) or (13), at least one D11 is a group represented by the formula (12) or (13), and R is a hydrogen atom, an aryl group, etc.

IPC Classes  ?

  • H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/20 - Delayed fluorescence emission

24.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18856181
Status Pending
Filing Date 2023-04-12
First Publication Date 2025-07-31
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Sawato, Tsukasa
  • Itoi, Hiroaki
  • Takahashi, Yusuke
  • Tanaka, Shota
  • Fukami, Takuto

Abstract

Provided are a compound and a material for an organic electroluminescent device, which further improve performance of an organic EL device; an organic electroluminescent device in which device performance is further improved; and an electronic device including such an organic electroluminescent device, which are a compound represented by the following formula (1) (each symbol in the formula is as defined in the specification); a material for an organic electroluminescent device including the compound; an organic electroluminescent device including the compound; and an electronic device including such an organic electroluminescent device. Provided are a compound and a material for an organic electroluminescent device, which further improve performance of an organic EL device; an organic electroluminescent device in which device performance is further improved; and an electronic device including such an organic electroluminescent device, which are a compound represented by the following formula (1) (each symbol in the formula is as defined in the specification); a material for an organic electroluminescent device including the compound; an organic electroluminescent device including the compound; and an electronic device including such an organic electroluminescent device.

IPC Classes  ?

25.

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

      
Application Number 18707232
Status Pending
Filing Date 2022-11-04
First Publication Date 2025-07-31
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Toyoshima, Hiroaki
  • Takahashi, Yusuke
  • Tanaka, Shota
  • Yamada, Keitaro

Abstract

An organic EL device includes a first hole transporting zone including a first anode-side organic layer and a second anode-side organic layer, in which at least one of the first anode-side organic layer or the second anode-side organic layer contains an additive material, and when the first anode-side organic layer contains a fourth material as the additive material, Numerical Formula N1 and N2 are satisfied: An organic EL device includes a first hole transporting zone including a first anode-side organic layer and a second anode-side organic layer, in which at least one of the first anode-side organic layer or the second anode-side organic layer contains an additive material, and when the first anode-side organic layer contains a fourth material as the additive material, Numerical Formula N1 and N2 are satisfied: NM 1 > NM 2 ( Numerical ⁢ Formula ⁢ N1 ) NM 1 ⁢ 4 > N ⁢ M 10 ( Numerical ⁢ Formula ⁢ N2 ) An organic EL device includes a first hole transporting zone including a first anode-side organic layer and a second anode-side organic layer, in which at least one of the first anode-side organic layer or the second anode-side organic layer contains an additive material, and when the first anode-side organic layer contains a fourth material as the additive material, Numerical Formula N1 and N2 are satisfied: NM 1 > NM 2 ( Numerical ⁢ Formula ⁢ N1 ) NM 1 ⁢ 4 > N ⁢ M 10 ( Numerical ⁢ Formula ⁢ N2 ) where NM1 represents a refractive index of a constituent material in the first anode-side organic layer; NM2 represents a refractive index of a constituent material in the second anode-side organic layer; NM10 represents a refractive index of the constituent material in the first anode-side organic layer not containing the fourth material; and NM14 represents a refractive index of the constituent material in the first anode-side organic layer containing the fourth material.

IPC Classes  ?

  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 50/15 - Hole transporting layers
  • H10K 50/858 - Arrangements for extracting light from the devices comprising refractive means, e.g. lenses
  • H10K 102/00 - Constructional details relating to the organic devices covered by this subclass

26.

REFLECTIVE ELECTRODE FOR AN EMITTING DEVICE

      
Application Number 18685114
Status Pending
Filing Date 2022-08-23
First Publication Date 2025-07-24
Owner
  • IDEMITSU KOSAN CO.,LTD. (Japan)
  • TOYODA GOSEI CO., LTD. (Japan)
  • NATIONAL UNIVERSITY CORPORATION TOKAI NATIONAL HIGHER EDUCATION AND RESEARCH SYSTEM (Japan)
Inventor
  • Tomai, Shigekazu
  • Katsumata, Satoshi
  • Oyama, Masashi
  • Nagata, Kengo
  • Matsubara, Taichi
  • Kushimoto, Maki
  • Honda, Yoshio
  • Amano, Hiroshi

Abstract

A stacked body, including a reflective electrode layer, an intermediate layer having a MgZnO composition, and a semiconductor layer having an AlGaN composition in this order, where a thickness of the intermediate layer is 1-80 nm. An emitting device containing the stacked body. A method of producing the stacked body.

IPC Classes  ?

  • H10H 20/832 - Electrodes characterised by their material
  • H10H 20/825 - Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP containing nitrogen, e.g. GaN

27.

WATER-SOLUBLE LUBRICANT

      
Application Number 18839464
Status Pending
Filing Date 2023-02-10
First Publication Date 2025-07-24
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Okano, Tomoaki
  • Watanabe, Sachio
  • Watanabe, Seiichiro
  • Yokoyama, Ryo

Abstract

A water-soluble lubricant including a cyclic compound (A) having a ring structure (a) including at least one substructure represented by the following formula (i) or (ii): A water-soluble lubricant including a cyclic compound (A) having a ring structure (a) including at least one substructure represented by the following formula (i) or (ii): A water-soluble lubricant including a cyclic compound (A) having a ring structure (a) including at least one substructure represented by the following formula (i) or (ii): in the above formula, * represents a binding site. The water-soluble lubricant is used in an aqueous metalworking fluid and in a method of metalworking.

IPC Classes  ?

  • C10M 173/00 - Lubricating compositions containing more than 10% water
  • B21D 37/18 - Lubricating
  • C10M 105/36 - Esters of polycarboxylic acids
  • C10M 105/40 - Esters containing free hydroxy or carboxyl groups
  • C10M 129/40 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms monocarboxylic
  • C10M 129/42 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms polycarboxylic
  • C10M 129/60 - Tall oil acids
  • C10M 133/08 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups
  • C10M 133/10 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms cycloaliphatic
  • C10M 133/42 - Triazines
  • C10M 141/06 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic nitrogen-containing compound
  • C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
  • C10N 30/02 - Pour-pointViscosity index
  • C10N 40/20 - Metal working

28.

GARNET COMPOUND, OXIDE SINTERED COMPACT, OXIDE SEMICONDUCTOR THIN FILM, THIN FILM TRANSISTOR, ELECTRONIC DEVICE AND IMAGE SENSOR

      
Application Number 19176743
Status Pending
Filing Date 2025-04-11
First Publication Date 2025-07-24
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Inoue, Kazuyoshi
  • Shibata, Masatoshi
  • Kawashima, Emi
  • Tsuruma, Yuki
  • Tomai, Shigekazu

Abstract

A sintered oxide contains In element, Y element, and Ga element at respective atomic ratios as defined in formulae (1) to (3) below, A sintered oxide contains In element, Y element, and Ga element at respective atomic ratios as defined in formulae (1) to (3) below, 0.8 ≤ In / ( In + Y + Ga ) ≤ 0 .96 , ( 1 ) 0.02 ≤ Y / ( In + Y + Ga ) ≤ 0.1 , ( 2 ) and 0.02 ≤ Ga / ( In + Y + Ga ) ≤ 0.1 , ( 3 ) A sintered oxide contains In element, Y element, and Ga element at respective atomic ratios as defined in formulae (1) to (3) below, 0.8 ≤ In / ( In + Y + Ga ) ≤ 0 .96 , ( 1 ) 0.02 ≤ Y / ( In + Y + Ga ) ≤ 0.1 , ( 2 ) and 0.02 ≤ Ga / ( In + Y + Ga ) ≤ 0.1 , ( 3 ) and Al element at an atomic ratio as defined in a formula (4) below, A sintered oxide contains In element, Y element, and Ga element at respective atomic ratios as defined in formulae (1) to (3) below, 0.8 ≤ In / ( In + Y + Ga ) ≤ 0 .96 , ( 1 ) 0.02 ≤ Y / ( In + Y + Ga ) ≤ 0.1 , ( 2 ) and 0.02 ≤ Ga / ( In + Y + Ga ) ≤ 0.1 , ( 3 ) and Al element at an atomic ratio as defined in a formula (4) below, 0.0005 ≤ Al / ( In + Y + Ga + Al ) ≤ 0.07 , ( 4 ) A sintered oxide contains In element, Y element, and Ga element at respective atomic ratios as defined in formulae (1) to (3) below, 0.8 ≤ In / ( In + Y + Ga ) ≤ 0 .96 , ( 1 ) 0.02 ≤ Y / ( In + Y + Ga ) ≤ 0.1 , ( 2 ) and 0.02 ≤ Ga / ( In + Y + Ga ) ≤ 0.1 , ( 3 ) and Al element at an atomic ratio as defined in a formula (4) below, 0.0005 ≤ Al / ( In + Y + Ga + Al ) ≤ 0.07 , ( 4 ) where In, Y, Ga, and Al in the formulae represent the number of atoms of the In element, Y element, Ga element, and Al element in the sintered oxide, respectively.

IPC Classes  ?

  • C04B 35/01 - Shaped ceramic products characterised by their compositionCeramic compositionsProcessing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides
  • C23C 14/34 - Sputtering
  • H10D 30/67 - Thin-film transistors [TFT]
  • H10F 39/00 - Integrated devices, or assemblies of multiple devices, comprising at least one element covered by group , e.g. radiation detectors comprising photodiode arrays

29.

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

      
Application Number 19001829
Status Pending
Filing Date 2024-12-26
First Publication Date 2025-07-24
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Tasaki, Satomi
  • Kambe, Emiko
  • Nakamura, Masato
  • Mizutani, Sayaka
  • Takahashi, Yusuke
  • Lee, Yongguk

Abstract

An organic EL device includes first and second emitting units. One or more low refractive index layers are disposed between first and second emitting zones. The one or more low refractive index layers each independently contain an organic material with a refractive index of 1.87 or less, and the organic EL device satisfies Condition (TDM1). Condition (TDM1): two or more low refractive index layers are disposed between the first and second emitting zones, at least two of the two low refractive index layers are in direct contact with each other, a total film thickness of the at least two low refractive index layers in direct contact is 50 nm or more, and at least one of the at least two low refractive index layers in direct contact contains the organic material and at least one selected from the group consisting of metal and a metal compound.

IPC Classes  ?

  • H10K 50/16 - Electron transporting layers
  • H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
  • H10K 50/15 - Hole transporting layers
  • H10K 50/18 - Carrier blocking layers
  • H10K 85/40 - Organosilicon compounds, e.g. TIPS pentacene
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/10 - Triplet emission

30.

PHOTOELECTRIC CONVERSION MODULE, PADDLE, AND METHOD FOR MANUFACTURING PHOTOELECTRIC CONVERSION MODULE

      
Application Number 18697072
Status Pending
Filing Date 2022-09-29
First Publication Date 2025-07-17
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Horiguchi, Kyohei
  • Nakamura, Motoshi
  • Hamano, Mikio

Abstract

Provided is a photoelectric conversion module capable of suppressing a short circuit between photoelectric conversion elements adjacent to each other. The photoelectric conversion module (100) comprises a first photoelectric conversion element (10a) including a conductive substrate (20a) and a second photoelectric conversion element (10b) including a conductive substrate (20b). The first photoelectric conversion element and the second photoelectric conversion element are arranged side by side so as to partially overlap each other. A part of the conductive substrate of the second photoelectric conversion element is electrically connected to the first photoelectric conversion element. An insulating material (50b) that separates the conductive substrate of the second photoelectric conversion element from the conductive substrate of the first photoelectric conversion element is provided on the conductive substrate (20b) of the second photoelectric conversion element.

IPC Classes  ?

  • H10F 19/90 - Structures for connecting between photovoltaic cells, e.g. interconnections or insulating spacers
  • H02S 20/30 - Supporting structures being movable or adjustable, e.g. for angle adjustment
  • H10F 77/50 - Encapsulations or containers

31.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT, ORGANIC ELECTROLUMINESCENCE ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18729629
Status Pending
Filing Date 2023-01-18
First Publication Date 2025-07-17
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Tanaka, Shota
  • Takahashi, Yusuke
  • Itoi, Hiroaki
  • Fukami, Takuto
  • Sawato, Tsukasa

Abstract

A compound which improves properties of the organic EL device, an organic electroluminescent device in which the element properties are more improved, and an electronic device containing the organic electroluminescent device. A compound which is represented by any of formulas (1) to (3), an organic electroluminescent device including the compound, and an electronic device including the organic electroluminescent device.

IPC Classes  ?

  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 50/12 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants
  • H10K 50/15 - Hole transporting layers

32.

AROMATIC POLYETHER, METHOD FOR PRODUCING AROMATIC POLYETHER, COMPOSITION AND SHEET

      
Application Number 18844365
Status Pending
Filing Date 2023-02-24
First Publication Date 2025-07-17
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Suga, Koichi
  • Senga, Minoru
  • Watanabe, Hajime
  • Hoshi, Yuko
  • Kumagai, Hiromu

Abstract

An aromatic polyether containing a structural unit represented by the following formula (1), a structural unit represented by the following formula (2), and a structure represented by the following formula (3), wherein 1H-NMR measurement, a ratio of a peak intensity of a peak having the largest peak intensity among peaks derived from the structure represented by the formula (3) appearing in the range of chemical shift 7.55 ppm to 7.65 ppm, relative to a peak intensity of a peak derived from the structural unit represented by the formula (2) appearing in the vicinity of chemical shift 7.35 ppm is 0.20 to 2.00%. An aromatic polyether containing a structural unit represented by the following formula (1), a structural unit represented by the following formula (2), and a structure represented by the following formula (3), wherein 1H-NMR measurement, a ratio of a peak intensity of a peak having the largest peak intensity among peaks derived from the structure represented by the formula (3) appearing in the range of chemical shift 7.55 ppm to 7.65 ppm, relative to a peak intensity of a peak derived from the structural unit represented by the formula (2) appearing in the vicinity of chemical shift 7.35 ppm is 0.20 to 2.00%.

IPC Classes  ?

  • C08G 65/40 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols and other compounds
  • C08K 7/06 - Elements
  • C08K 7/14 - Glass

33.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 19095751
Status Pending
Filing Date 2025-03-31
First Publication Date 2025-07-17
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Yoshida, Kei
  • Saito, Masatoshi
  • Nakamura, Masato
  • Mizutani, Sayaka
  • Mitani, Masato
  • Aoyama, Yoshinori
  • Takahashi, Ryota

Abstract

A compound that further improves the capability of an organic electroluminescent device, an organic electroluminescent device having a further improved device capability and an electronic device including the organic electroluminescent device are provided. A compound represented by the following formula (1): A compound that further improves the capability of an organic electroluminescent device, an organic electroluminescent device having a further improved device capability and an electronic device including the organic electroluminescent device are provided. A compound represented by the following formula (1): A compound that further improves the capability of an organic electroluminescent device, an organic electroluminescent device having a further improved device capability and an electronic device including the organic electroluminescent device are provided. A compound represented by the following formula (1): wherein the symbols in the formula (1) are defined in the description, an organic electroluminescent device including the compound, and an electronic device including the organic electroluminescent device.

IPC Classes  ?

  • C07D 487/14 - Ortho-condensed systems
  • C07D 239/26 - Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
  • C07D 401/04 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • C07D 401/10 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing aromatic rings
  • C07D 403/04 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • C07D 405/04 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • C07D 409/04 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • H10K 50/16 - Electron transporting layers
  • H10K 50/18 - Carrier blocking layers
  • H10K 85/60 - Organic compounds having low molecular weight

34.

SULFIDE SOLID ELECTROLYTE GLASS CERAMIC AND MANUFACTURING METHOD FOR SAME

      
Application Number 18851103
Status Pending
Filing Date 2023-03-30
First Publication Date 2025-07-17
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Terai, Kota
  • Okamoto, Yuji
  • Yanagi, Kazuaki

Abstract

Provided is a sulfide solid electrolyte glass ceramic containing a lithium atom, a sulfur atom, a phosphorus atom, and a halogen atom and having peaks at diffraction angles (2θ) of 20.2° and 29.3° in X-ray diffractometry using CuKα line. Due to an intensity ratio (PA/PB) of a peak intensity (PA) of the peak appearing at 2θ=20.2° to a peak intensity (PB) of the peak appearing at 2θ=29.3° made into more than 1.0, the sulfide solid electrolyte glass ceramic has a high ionic conductivity and has an increased water resistance. A method for producing the sulfide solid electrolyte glass ceramic is also provided.

IPC Classes  ?

  • H01M 10/0562 - Solid materials
  • C03C 4/14 - Compositions for glass with special properties for electro-conductive glass
  • C03C 10/00 - Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
  • H01B 1/10 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances sulfides
  • H01M 4/1397 - Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
  • H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries

35.

COMPOSITION, LUBRICATING OIL COMPOSITION AND GREASE COMPOSITION

      
Application Number 18851313
Status Pending
Filing Date 2023-03-30
First Publication Date 2025-07-10
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Ogata, Kenichi
  • Nakanishi, Yusuke

Abstract

A composition containing metal based nanoparticles (X), a polymer (Y), and a dispersion medium, the polymer (Y) being a vinyl polymer having a chain-like alkyl group having 10 to 28 carbon atoms and a nitrogen-containing heterocyclic group, the metal based nanoparticles (X) and the polymer (Y) being dispersed in the dispersion medium, the composition being used as an additive composition for a lubricating oil composition, an additive composition for a grease composition, a lubricating oil composition, or a grease composition. A composition containing metal based nanoparticles (X), a polymer (Y), and a dispersion medium, the polymer (Y) being a vinyl polymer having a chain-like alkyl group having 10 to 28 carbon atoms and a nitrogen-containing heterocyclic group, the metal based nanoparticles (X) and the polymer (Y) being dispersed in the dispersion medium, the composition being used as an additive composition for a lubricating oil composition, an additive composition for a grease composition, a lubricating oil composition, or a grease composition. The polymer (Y) is one or more kind selected from the group consisting of a polymer (Y1) that contains two or more kinds selected from the group consisting of a constitutional unit derived from the following monomer (ya), a constitutional unit derived from the following monomer (yb), and a constitutional unit derived from the following monomer (yc), and a polymer (Y2) that contains a constitutional unit derived from the following monomer (yb) and does not contain a constitutional unit derived from the following monomer (ya) and a constitutional unit derived from the following monomer (yc): monomer (ya): an olefin having 12 to 30 carbon atoms, monomer (yb): a vinyl monomer having a nitrogen-containing heterocyclic group, at least one hydrogen atom of which is substituted by a chain-like alkyl group having 12 to 30 carbon atoms, and monomer (yc): a vinyl monomer having a nitrogen-containing heterocyclic group, all hydrogen atoms of which are not substituted by a chain-like alkyl group having 12 to 30 carbon atoms.

IPC Classes  ?

  • C10M 125/04 - MetalsAlloys
  • C10M 149/10 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a nitrogen-containing hetero ring
  • C10N 10/00 - Metal present as such or in compounds
  • C10N 20/06 - Particles of special shape or size
  • C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
  • C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives

36.

CARBON DIOXIDE FIXATION APPARATUS AND METHOD FOR FIXING CARBON DIOXIDE

      
Application Number 18851388
Status Pending
Filing Date 2023-03-27
First Publication Date 2025-07-10
Owner
  • NIPPON CONCRETE INDUSTRIES CO., LTD. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Hayakawa, Yasuyuki
  • Yagi, Toshiyuki
  • Yoshida, Hiroyuki
  • Sasaki, Takeshi
  • Teramae, Tsuyoshi

Abstract

To provide a carbon dioxide fixation apparatus and a method for fixing carbon dioxide, which can inexpensively fix carbon dioxide and also can inexpensively produce powder having carbon dioxide fixed therein in large quantities. The carbon dioxide fixation apparatus includes water addition means for adding water to concrete sludge from which coarse aggregate and fine aggregate have been removed with stirring, supply means for supplying a carbon dioxide-containing gas to a first intermediate which has passed through the water addition means, and water drain means for draining water from a second intermediate which has passed through the supply means to produce powder containing precipitated calcium carbonate, which is calcium carbonate crystals, cement carbonatized powder in which calcium components in cement particles are carbonatized on the surface of the cement particles, and unreacted cement particles.

IPC Classes  ?

  • B01D 53/80 - Semi-solid phase processes, i.e. by using slurries
  • B01D 53/62 - Carbon oxides
  • B01J 20/04 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
  • C01F 11/18 - Carbonates

37.

SEMICONDUCTOR FILM, AND METHOD FOR PRODUCING SEMICONDUCTOR FILM

      
Application Number 18852660
Status Pending
Filing Date 2023-02-21
First Publication Date 2025-07-03
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Inoue, Kazuyoshi

Abstract

A semiconductor film comprising a solid phase crystallized product of tin and hydrogen-doped indium oxide.

IPC Classes  ?

  • H10D 30/67 - Thin-film transistors [TFT]
  • C23C 14/08 - Oxides
  • C23C 14/34 - Sputtering
  • H10D 62/80 - Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials

38.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18853462
Status Pending
Filing Date 2023-04-05
First Publication Date 2025-07-03
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Tanaka, Shota
  • Ikeda, Takeshi
  • Sawato, Tsukasa
  • Takahashi, Yusuke
  • Itoi, Hiroaki
  • Fukami, Takuto
  • Lee, Yongguk

Abstract

The present invention is to provide a compound and a material for an organic electroluminescent device that further improve the capability of the organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device, and relates to a compound represented by the following formula (1) (wherein the symbols in the formula are defined in the description), a material for an organic electroluminescent device containing the compound, an organic electroluminescent device including the compound, and an electronic device including the organic electroluminescent device. The present invention is to provide a compound and a material for an organic electroluminescent device that further improve the capability of the organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device, and relates to a compound represented by the following formula (1) (wherein the symbols in the formula are defined in the description), a material for an organic electroluminescent device containing the compound, an organic electroluminescent device including the compound, and an electronic device including the organic electroluminescent device.

IPC Classes  ?

39.

LUBRICANT

      
Application Number 18851359
Status Pending
Filing Date 2023-03-24
First Publication Date 2025-07-03
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Okano, Tomoaki
  • Yoshida, Kohei
  • Nakajima, So
  • Koya, Shunsuke

Abstract

Provided is a lubricant including a deep eutectic solvent consisting of a hydrogen bond acceptor and a hydrogen bond donor, the lubricant having a halogen atom content of 0.1% by mass or less. The lubricant provided contains a carbon-neutral component, and shows a favorable lubricating property and low corrosiveness to metals.

IPC Classes  ?

  • C10M 105/60 - Amines, e.g. polyalkylene polyamines, quaternary amines having amino groups bound to an acyclic or cycloaliphatic carbon atom
  • C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure

40.

SEMICONDUCTOR DEVICE AND RADIATION DETECTOR

      
Application Number 18969455
Status Pending
Filing Date 2024-12-05
First Publication Date 2025-07-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Mochizuki, Marina
  • Tsubuku, Masashi
  • Watakabe, Hajime
  • Sasaki, Toshinari
  • Tamaru, Takaya
  • Watabe, Masahiro

Abstract

A semiconductor device according to an embodiment of the present invention includes: a semiconductor layer arranged above an insulating surface; a first gate electrode arranged above the semiconductor layer and facing the semiconductor layer; a first insulating layer arranged between the semiconductor layer and the first gate electrode and containing a silicon oxide covering a pattern end of the semiconductor layer; a second insulating layer arranged above the first insulating layer between the semiconductor layer and the first gate electrode, the second insulating layer having a common planar shape with the first gate electrode and containing a first metal oxide; and a third insulating layer arranged above the second insulating layer between the semiconductor layer and the first gate electrode, the third insulating layer having a common planar shape with the first gate electrode and containing a silicon nitride.

IPC Classes  ?

  • H10K 39/36 - Devices specially adapted for detecting X-ray radiation
  • G01T 1/20 - Measuring radiation intensity with scintillation detectors

41.

LUBRICATING OIL COMPOSITION FOR TWO-WHEELED VEHICLE

      
Application Number 18849213
Status Pending
Filing Date 2023-02-08
First Publication Date 2025-06-26
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Horita, Naoto

Abstract

Provided is a lubricating oil composition for a two-wheeled vehicle, containing a base oil, (A) a zinc dialkyldithiophosphate, and (B) a molybdenum-based friction modifier, in which a mass ratio (P/Mo) of a content of a phosphorus atom derived from the zinc dialkyldithiophosphate (A) to a content of a molybdenum atom derived from the molybdenum-based friction modifier (B) is 0.8 or more and less than 2.0, and a kinematic viscosity at 100° C. is 5.0 to 7.1 mm2/s, the lubricating oil composition for a two-wheeled vehicle by which excellent fuel efficiency is achieved.

IPC Classes  ?

  • C10M 169/04 - Mixtures of base-materials and additives
  • C10M 135/18 - Thio-acidsThiocyanatesDerivatives thereof having a carbon-to-sulfur double bond thiocarbamic type, e.g. containing the groups
  • C10M 137/10 - Thio derivatives
  • C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
  • C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
  • C10N 30/02 - Pour-pointViscosity index
  • C10N 40/02 - Bearings

42.

GREASE COMPOSITION

      
Application Number 18851952
Status Pending
Filing Date 2023-03-30
First Publication Date 2025-06-26
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kano, Kanako
  • Takane, Kouji

Abstract

Provided is a grease composition containing a base oil (A) and a urea-based thickener (B), the base oil (A) containing a poly-α-olefin (PAO), the urea-based thickener (B) being one or more selected from diurea compounds represented by the general formula (b1): R1—NHCONH—R3—NHCONH—R2 (b1), when a content of the chain hydrocarbon group in R1 and R2 in the general formula (b1) is X molar equivalents and a content of the alicyclic hydrocarbon group in R1 and R2 in the general formula (b1) is Y molar equivalents, the grease composition satisfying the following Requirement (1) and having an increased cone penetration at a low temperature (−40° C.): Requirement (1): having a X/Y ratio of 2/1 to 10/1.

IPC Classes  ?

  • C10M 107/02 - Hydrocarbon polymersHydrocarbon polymers modified by oxidation
  • C10M 107/20 - Lubricating compositions characterised by the base-material being a macromolecular compound containing oxygen
  • C10M 115/08 - Lubricating compositions characterised by the thickener being a non-macromolecular organic compound other than a carboxylic acid or salt thereof containing nitrogen
  • C10M 137/04 - Phosphate esters
  • C10M 169/02 - Mixtures of base-materials and thickeners
  • C10N 20/02 - ViscosityViscosity index

43.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC APPARATUS

      
Application Number 19072082
Status Pending
Filing Date 2025-03-06
First Publication Date 2025-06-26
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Funahashi, Masakazu
  • Fujiyama, Takahiro

Abstract

A compound represented by formula (1): A compound represented by formula (1): A compound represented by formula (1): wherein Ar1 represents a group represented by formula (3); Ar2 represents an optionally substituted aryl group having 6 to 12 ring carbon atoms, with the proviso that Ar2 does not include a fluorenyl group, and when Ar2 is substituted the substituent is selected from the group consisting of an alkyl group having 1 to 18 carbon atoms and a cycloalkyl group having 3 to 50 ring carbon atoms, A compound represented by formula (1): wherein Ar1 represents a group represented by formula (3); Ar2 represents an optionally substituted aryl group having 6 to 12 ring carbon atoms, with the proviso that Ar2 does not include a fluorenyl group, and when Ar2 is substituted the substituent is selected from the group consisting of an alkyl group having 1 to 18 carbon atoms and a cycloalkyl group having 3 to 50 ring carbon atoms, A compound represented by formula (1): wherein Ar1 represents a group represented by formula (3); Ar2 represents an optionally substituted aryl group having 6 to 12 ring carbon atoms, with the proviso that Ar2 does not include a fluorenyl group, and when Ar2 is substituted the substituent is selected from the group consisting of an alkyl group having 1 to 18 carbon atoms and a cycloalkyl group having 3 to 50 ring carbon atoms, and R1, R2, R5 and R6 are as defined in the description is provided. An electroluminescence device which contains the compound of formula (1) is also provided.

IPC Classes  ?

  • H10K 85/60 - Organic compounds having low molecular weight
  • C07D 307/91 - DibenzofuransHydrogenated dibenzofurans
  • C07D 333/76 - Dibenzothiophenes
  • C09K 11/06 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing organic luminescent materials
  • H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
  • H10K 50/15 - Hole transporting layers

44.

GAS SEPARATION MEMBRANE

      
Application Number 18847487
Status Pending
Filing Date 2023-03-17
First Publication Date 2025-06-26
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Miyane, Satoshi
  • Ishii, Hirotoshi
  • Ideta, Kazushige
  • Ishikawa, Yasuhiro

Abstract

The present invention relates to a gas separation membrane for separating carbon dioxide from a mixed gas containing the carbon dioxide, the gas separation membrane including a polycarbonate-polyorganosiloxane copolymer (A), wherein the polycarbonate-polyorganosiloxane copolymer (A) contains a polycarbonate block (A-1) consisting of repetition of a structural unit represented by the following general formula (I) and a polyorganosiloxane block (A-2) including repetition of a structural unit represented by the following general formula (II), and wherein a content of the polyorganosiloxane block (A-2) in the polycarbonate-polyorganosiloxane copolymer (A) is from 20 mass % or more to 70 mass % or less: The present invention relates to a gas separation membrane for separating carbon dioxide from a mixed gas containing the carbon dioxide, the gas separation membrane including a polycarbonate-polyorganosiloxane copolymer (A), wherein the polycarbonate-polyorganosiloxane copolymer (A) contains a polycarbonate block (A-1) consisting of repetition of a structural unit represented by the following general formula (I) and a polyorganosiloxane block (A-2) including repetition of a structural unit represented by the following general formula (II), and wherein a content of the polyorganosiloxane block (A-2) in the polycarbonate-polyorganosiloxane copolymer (A) is from 20 mass % or more to 70 mass % or less: The present invention relates to a gas separation membrane for separating carbon dioxide from a mixed gas containing the carbon dioxide, the gas separation membrane including a polycarbonate-polyorganosiloxane copolymer (A), wherein the polycarbonate-polyorganosiloxane copolymer (A) contains a polycarbonate block (A-1) consisting of repetition of a structural unit represented by the following general formula (I) and a polyorganosiloxane block (A-2) including repetition of a structural unit represented by the following general formula (II), and wherein a content of the polyorganosiloxane block (A-2) in the polycarbonate-polyorganosiloxane copolymer (A) is from 20 mass % or more to 70 mass % or less: wherein R1, R2, R3, R4, X, “a”, and “b” are as defined in Description.

IPC Classes  ?

  • B01D 53/22 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by diffusion
  • B01D 67/00 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
  • B01D 69/02 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or propertiesManufacturing processes specially adapted therefor characterised by their properties
  • B01D 71/70 - Polymers having silicon in the main chain, with or without sulfur, nitrogen, oxygen or carbon only
  • B01D 71/80 - Block polymers

45.

COMPOUND, LUBRICATING OIL BASE OIL, AND LUBRICATING OIL COMPOSITION

      
Application Number 18850626
Status Pending
Filing Date 2023-03-31
First Publication Date 2025-06-26
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Yoshida, Yukio
  • Nakanishi, Yusuke

Abstract

Provided is a compound represented by General Formula (A-1) below. Also provided is lubricant base oil including the compound represented by General Formula (A-1) below. Further provided is a lubricating oil composition including the lubricant base oil. [In General Formula (A-1) above, R11, R12, and R13 are each independently a chained alkyl group having 4 to 30 carbon atoms.] Consequently, a compound, lubricant base oil, and a lubricating oil composition which have low viscosity and a high viscosity index and are excellent in wear resistance and reduction in friction coefficient can be provided. Provided is a compound represented by General Formula (A-1) below. Also provided is lubricant base oil including the compound represented by General Formula (A-1) below. Further provided is a lubricating oil composition including the lubricant base oil. [In General Formula (A-1) above, R11, R12, and R13 are each independently a chained alkyl group having 4 to 30 carbon atoms.] Consequently, a compound, lubricant base oil, and a lubricating oil composition which have low viscosity and a high viscosity index and are excellent in wear resistance and reduction in friction coefficient can be provided.

IPC Classes  ?

  • C10M 105/36 - Esters of polycarboxylic acids
  • C07C 61/06 - Saturated compounds having a carboxyl group bound to a five-membered ring
  • C10N 20/00 - Specified physical properties of component of lubricating compositions
  • C10N 20/02 - ViscosityViscosity index
  • C10N 20/04 - Molecular weightMolecular weight distribution

46.

LUBRICANT COMPOSITION

      
Application Number 18851172
Status Pending
Filing Date 2023-03-17
First Publication Date 2025-06-26
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Oki, Hiroshi
  • Yamashita, Jun

Abstract

Provided is a lubricating oil composition containing a base oil (A), a hindered amine compound (B), and an organic zinc dithiophosphate (C) having at least one primary alkyl group.

IPC Classes  ?

  • C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
  • C10M 129/10 - Hydroxy compounds having hydroxy groups bound to a carbon atom of a six-membered aromatic ring
  • C10M 133/40 - Six-membered ring containing nitrogen and carbon only
  • C10N 10/04 - Groups 2 or 12
  • C10N 10/12 - Groups 6 or 16
  • C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
  • C10N 40/25 - Internal-combustion engines

47.

SOLID LUBRICANT MATERIAL, SLIDING MEMBER AND METHOD FOR FORMING SOLID LUBRICANT MATERIAL

      
Application Number 18707724
Status Pending
Filing Date 2022-11-11
First Publication Date 2025-06-19
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Takenaka, Issei
  • Miyagawa, Yoshihide

Abstract

Provided is a solid lubricant having high durability. The solid lubricant comprises a material having a hexagonal crystal structure. A ratio of a plane other than (002) plane to (002) plane of the solid lubricant at an interface with a base material to be coated is higher than a ratio of a plane other than (002) plane to (002) plane on a surface of the solid lubricant. Alternatively, a ratio of a peak intensity of X-ray diffraction for the plane other than (002) plane to a peak intensity of X-ray diffraction for (002) plane of the solid lubricant at the interface with the base material is higher than a ratio of a peak intensity of X-ray diffraction for the plane other than (002) plane to a peak intensity of X-ray diffraction for (002) plane on the surface of the solid lubricant.

IPC Classes  ?

  • C10M 103/06 - Metal compounds
  • C10N 50/00 - Form in which the lubricant is applied to the material being lubricated
  • C10N 50/08 - Form in which the lubricant is applied to the material being lubricated solid
  • C10N 70/00 - Special methods of preparation

48.

LUBRICANT COMPOSITION AND METHOD FOR PRODUCING SAME

      
Application Number 18849737
Status Pending
Filing Date 2023-03-27
First Publication Date 2025-06-19
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Agano, Shizuka

Abstract

Provided a lubricant composition containing a lubricant base oil (A) and particles (B-1) containing a thickener (B), in which the particles (B-1) satisfy requirement (α): an arithmetic average particle diameter on a volume basis when the particles (B-1) are measured in an environment of 25° C. by a laser diffraction/scattering method is 10.0 μm or less, and the lubricant composition satisfies requirement (β):a ratio [(x1)/(x2)] of a shear viscosity (x1) at 40° C. at a shear rate of 5 sec−1 and a shear viscosity (x2) at 40° C. at a shear rate of 10,000 sec−1 is 2.0 or more and 100 or less.

IPC Classes  ?

  • C10M 115/08 - Lubricating compositions characterised by the thickener being a non-macromolecular organic compound other than a carboxylic acid or salt thereof containing nitrogen
  • C10M 169/02 - Mixtures of base-materials and thickeners
  • C10N 20/06 - Particles of special shape or size
  • C10N 40/02 - Bearings
  • C10N 50/10 - Form in which the lubricant is applied to the material being lubricated semi-solidForm in which the lubricant is applied to the material being lubricated greasy

49.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, ORGANIC ELECTROLUMINESCENCE DEVICE, AND ELECTRONIC APPARATUS

      
Application Number 18851825
Status Pending
Filing Date 2023-06-29
First Publication Date 2025-06-19
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Mitani, Masato
  • Mizutani, Sayaka
  • Takahashi, Ryota
  • Yamada, Keitaro

Abstract

A compound represented by the following formula (1): A compound represented by the following formula (1):

IPC Classes  ?

  • H10K 85/60 - Organic compounds having low molecular weight
  • C07D 239/26 - Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
  • C07D 405/10 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing aromatic rings
  • H10K 50/16 - Electron transporting layers

50.

METHOD FOR MANUFACTURING SULFIDE SOLID ELECTROLYTE

      
Application Number 18849665
Status Pending
Filing Date 2023-03-28
First Publication Date 2025-06-19
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kagami, Narinobu
  • Iseki, Yusuke
  • Kagota, Yasuhito

Abstract

Provided is a method for producing a sulfide solid electrolyte containing mixing a raw material-containing substance containing lithium atoms, phosphorus atoms, sulfur atoms and halogen atoms and a complexing agent to obtain an electrolyte precursor-containing substance; and then heating in a solvent having a boiling point which is higher than the boiling point of the complexing agent, which efficiently produces a sulfide solid electrolyte having high ionic conductivity while using a liquid phase method, and which is easy to mass-produce.

IPC Classes  ?

51.

LUBRICATING OIL COMPOSITION, FLASH POINT IMPROVER, AND FLASH POINT IMPROVING METHOD

      
Application Number 18849760
Status Pending
Filing Date 2023-03-17
First Publication Date 2025-06-19
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Sato, Tokue

Abstract

Provided is a lubricating oil composition, containing: a lubricant base oil (X); a diphenylamine-based antioxidant (A); a naphthylamine-based antioxidant (B); and a phosphorus-containing phenol-based antioxidant (C), in which the lubricant base oil (X) satisfies requirements (1) to (4) below: —requirement (1): having a viscosity index of 120 or more, —requirement (2): having a % CP according to ring analysis (n-d-M method) of 85 or more, —requirement (3): having a density at 15° C. of 0.835 g/cm3 or less, —requirement (4): having a kinematic viscosity at 40° C. of 28.8 mm2/s or more, a content ratio [(B)/(A)] of the naphthylamine-based antioxidant (B) to the diphenylamine-based antioxidant (A) is 2.0 or more in mass ratio, and a content ratio [(C)/(B)] of the phosphorus-containing phenol-based antioxidant (C) to the naphthylamine-based antioxidant (B) is 0.15 or less in mass ratio.

IPC Classes  ?

  • C10M 169/04 - Mixtures of base-materials and additives
  • C10M 129/76 - Esters containing free hydroxy or carboxyl groups
  • C10M 133/12 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
  • C10M 137/12 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having a phosphorus-to-carbon bond
  • C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
  • C10M 177/00 - Special methods of preparation of lubricating compositionsChemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
  • C10N 20/00 - Specified physical properties of component of lubricating compositions
  • C10N 20/02 - ViscosityViscosity index
  • C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
  • C10N 70/00 - Special methods of preparation

52.

AROMATIC POLYETHER, COMPOSITION, FILM, POWDER, PELLETS, COMPOSITE MATERIAL PRODUCTION METHOD, AND COMPOSITE MATERIAL

      
Application Number 18706410
Status Pending
Filing Date 2022-11-02
First Publication Date 2025-06-12
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Sudo, Ken
  • Suga, Koichi
  • Senga, Minoru
  • Ito, Kenta

Abstract

An aromatic polyether having a structural unit represented by the following formula (1) and a structural unit represented by the following formula (2), wherein MFR4 [g/10 min] measured after preheating the aromatic polyether at 380° C. for 4 minutes and MFR30[g/10 min] measured after preheating the aromatic polyether at 380° C. for 30 minutes satisfy the condition of MFR4/MFR30≥1.1. An aromatic polyether having a structural unit represented by the following formula (1) and a structural unit represented by the following formula (2), wherein MFR4 [g/10 min] measured after preheating the aromatic polyether at 380° C. for 4 minutes and MFR30[g/10 min] measured after preheating the aromatic polyether at 380° C. for 30 minutes satisfy the condition of MFR4/MFR30≥1.1.

IPC Classes  ?

  • C08J 5/04 - Reinforcing macromolecular compounds with loose or coherent fibrous material
  • C08G 65/40 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols and other compounds
  • C08J 5/18 - Manufacture of films or sheets

53.

AROMATIC POLYETHER, COMPOSITION, FILM, POWDER, PELLETS, COMPOSITE MATERIAL PRODUCTION METHOD, AND COMPOSITE MATERIAL

      
Application Number 18706416
Status Pending
Filing Date 2022-11-02
First Publication Date 2025-06-12
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Sudo, Ken
  • Suga, Koichi
  • Senga, Minoru
  • Ito, Kenta

Abstract

An aromatic polyether including a structural unit represented by the following formula (1) and a structural unit represented by the following formula (2), wherein the melt viscosity η12[Pa·s] measured at a shear rate 12 [1/s] and the melt viscosity η1200 measured at a shear rate 1200 [1/s] satisfy a condition of η1200<4.2×η120.55, when the aromatic polyether is melted at 400° C. An aromatic polyether including a structural unit represented by the following formula (1) and a structural unit represented by the following formula (2), wherein the melt viscosity η12[Pa·s] measured at a shear rate 12 [1/s] and the melt viscosity η1200 measured at a shear rate 1200 [1/s] satisfy a condition of η1200<4.2×η120.55, when the aromatic polyether is melted at 400° C.

IPC Classes  ?

  • C08G 65/40 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols and other compounds
  • C08J 5/18 - Manufacture of films or sheets
  • C08J 5/24 - Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs

54.

COMPOSITION, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18845539
Status Pending
Filing Date 2023-03-09
First Publication Date 2025-06-12
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Nakamura, Masato
  • Kambe, Emiko
  • Lee, Yongguk
  • Masuda, Tetsuya
  • Takahashi, Yusuke

Abstract

A composition includes a first compound and a second compound. The first compound and the second compound are mutually different compounds and are each independently an amine compound having a refractive index of 1.80 or less.

IPC Classes  ?

55.

SINTERED BODY, SPUTTERING TARGET, OXIDE THIN FILM, THIN FILM TRANSISTOR, ELECTRONIC EQUIPMENT, AND METHOD FOR PRODUCING SINTERED BODY

      
Application Number 18847175
Status Pending
Filing Date 2023-03-07
First Publication Date 2025-06-12
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kawashima, Emi
  • Itose, Mami
  • Kaijo, Akira
  • Inoue, Kazuyoshi
  • Iwase, Nobuhiro

Abstract

A sintered body of an oxide contains an In element, a Ga element, and an Al element, in which an atomic composition ratio of the In element and an atomic composition ratio of the Al element respectively satisfy a formula (1) and a formula (2) below, A sintered body of an oxide contains an In element, a Ga element, and an Al element, in which an atomic composition ratio of the In element and an atomic composition ratio of the Al element respectively satisfy a formula (1) and a formula (2) below, [ In ] / ( [ In ] + [ Ga ] + [ Al ] ) > 0 .70 ( 1 ) [ Al ] / ( [ In ] + [ Ga ] + [ Al ] ) > 0.01 . ( 2 )

IPC Classes  ?

56.

REFRIGERATOR OIL COMPOSITION AND MIXED COMPOSITION FOR REFRIGERATOR

      
Application Number 18707322
Status Pending
Filing Date 2022-12-07
First Publication Date 2025-06-05
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kojima, Akio
  • Kisen, Tadashi
  • Nakajima, So

Abstract

A refrigerator oil composition has an appropriate dissolution viscosity when a hydrocarbon based refrigerant is dissolved therein and a low solubility of a hydrocarbon based refrigerant. A mixed composition for a refrigerator contains the refrigerator oil composition. The refrigerator oil composition is used with a refrigerant containing a hydrocarbon based refrigerant and contains a polyol ester compound (X) selected from a complete ester and a partial ester of a particular pentaerythritol based compound (A) and a fatty acid (B), the fatty acid (B) containing a short-chain fatty acid (B1) having 2 or more and 9 or less carbon atoms, the short-chain fatty acid (B1) containing a particular linear short-chain fatty acid (B1-1), the fatty acid (B) having a content of the short-chain fatty acid (B1) of more than 50% by mol based on the total amount of the fatty acid (B).

IPC Classes  ?

  • C10M 105/42 - Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxylic acids, polycarboxylic acids and hydroxy carboxylic acids
  • C10N 20/00 - Specified physical properties of component of lubricating compositions
  • C10N 40/30 - Refrigerator lubricant

57.

CRYSTALLINE SULFIDE SOLID ELECTROLYTE AND METHOD FOR PRODUCING SAME

      
Application Number 18842985
Status Pending
Filing Date 2023-03-01
First Publication Date 2025-06-05
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Iseki, Yusuke
  • Yamada, Hiroaki

Abstract

Provided are: a crystalline sulfide solid electrolyte, which has an improved ionic conductivity while adopting a liquid phase method, contains predetermined atoms, has a diffraction peak in X-ray diffractometry using a predetermined CuKα ray, and has a thio-LISICON Region II-type crystal structure as a basic structure; and a method for producing a crystalline sulfide solid electrolyte, the method including mixing using predetermined complexing agents and an instant drying step.

IPC Classes  ?

58.

SOLID STATE BATTERY AND METHOD FOR PRODUCING SOLID STATE BATTERY

      
Application Number 18964092
Status Pending
Filing Date 2024-11-29
First Publication Date 2025-06-05
Owner
  • TOYOTA JIDOSHA KABUSHIKI KAISHA (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Kidosaki, Toru
  • Iseki, Yusuke

Abstract

A solid state battery includes a cathode active material layer, an anode active material layer, and a solid electrolyte layer arranged between the cathode active material layer and the anode active material layer, wherein the cathode active material layer, the anode active material layer, and the solid electrolyte layer contain a coated sulfide solid electrolyte as an electrolyte; the coated sulfide solid electrolyte includes a sulfide solid electrolyte containing at least a Li element, a S element, and a P element, and a coating layer that covers a surface of the sulfide solid electrolyte and contains a modifier; and the modifier is at least one kind of, a compound represented by the general formula (1), a compound represented by the general formula (2), a polymer of the compound represented by the general formula (1), and a polymer of the compound represented by the general formula (2).

IPC Classes  ?

  • H01M 10/0562 - Solid materials
  • H01M 4/02 - Electrodes composed of, or comprising, active material
  • H01M 4/38 - Selection of substances as active materials, active masses, active liquids of elements or alloys
  • H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
  • H01M 10/058 - Construction or manufacture

59.

COMPOSITION

      
Application Number 18841076
Status Pending
Filing Date 2023-09-28
First Publication Date 2025-05-29
Owner IDEMITSU KOSAN CO.,LTD (Japan)
Inventor
  • Senga, Minoru
  • Suga, Koichi

Abstract

A composition including an aromatic polyether which includes a structural unit represented by the following formula (1) and a structural unit represented by the following formula (2), wherein the amount of chlorine atom bonded is 10 to 10,000 ppm by mass and the amount of fluorine atom bonded is 10 to 10,000 ppm by mass, and an inorganic filler. A composition including an aromatic polyether which includes a structural unit represented by the following formula (1) and a structural unit represented by the following formula (2), wherein the amount of chlorine atom bonded is 10 to 10,000 ppm by mass and the amount of fluorine atom bonded is 10 to 10,000 ppm by mass, and an inorganic filler.

IPC Classes  ?

  • C08L 71/10 - Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
  • C08G 65/40 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols and other compounds

60.

LAMINATED STRUCTURE AND THIN FILM TRANSISTOR

      
Application Number 19039202
Status Pending
Filing Date 2025-01-28
First Publication Date 2025-05-29
Owner
  • Japan Display Inc. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Sasaki, Toshinari
  • Tamaru, Takaya
  • Kawashima, Emi
  • Tsuruma, Yuki
  • Sasaki, Daichi

Abstract

The laminated structure has a base insulating layer, a metal oxide layer arranged on the base insulating layer, and an oxide semiconductor layer arranged in contact with the metal oxide layer, and the oxide semiconductor layer has a first region in which the same metal element as the metal element contained in the metal oxide layer has the concentration gradient, and the concentration gradient of the metal element increases as it approaches the interface between the metal oxide layer and the oxide semiconductor layer.

IPC Classes  ?

  • H10D 30/67 - Thin-film transistors [TFT]
  • H10D 30/01 - Manufacture or treatment
  • H10D 62/40 - Crystalline structures
  • H10D 62/80 - Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
  • H10D 86/60 - Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices

61.

OXIDE SEMICONDUCTOR FILM, THIN FILM TRANSISTOR, AND ELECTRONIC DEVICE

      
Application Number 19042008
Status Pending
Filing Date 2025-01-31
First Publication Date 2025-05-29
Owner
  • Japan Display Inc. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Sasaki, Toshinari
  • Tamaru, Takaya
  • Sasaki, Daichi
  • Kawashima, Emi
  • Tsuruma, Yuki

Abstract

An oxide semiconductor film has a polycrystalline structure. A crystal structure of the oxide semiconductor film is a bixbyite structure. In the oxide semiconductor film, no peak intensity of a (422) plane is observed in an out-of-plane XRD diffraction pattern using Cu-Kα radiation. A crystallite diameter calculated from a peak of a (222) plane in the XRD diffraction pattern may be greater than or equal to 15 nm.

IPC Classes  ?

62.

COMPOSITION FOR PRODUCING ACTIVATED CARBON, METHOD FOR PRODUCING SAME, MOLDED BODY FOR PRODUCING ACTIVATED CARBON, METHOD FOR PRODUCING SAME, FIBERS FOR PRODUCING ACTIVATED CARBON FIBERS, METHOD FOR PRODUCING SAME, ACTIVATED CARBON PRECURSOR, ACTIVATED CARBON FIBER PRECURSOR, CARBIDE, CARBON FIBERS, ACTIVATED CARBON, METHOD FOR PRODUCING SAME, ACTIVATED CARBON FIBERS, AND METHOD FOR PRODUCING SAME

      
Application Number 18837173
Status Pending
Filing Date 2023-02-14
First Publication Date 2025-05-29
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Yamashita, Shuhei
  • Yamada, Kazuhiro
  • Koyama, Yoshihito
  • Toi, Hiroyuki

Abstract

A composition for producing activated carbon, containing a phenol resin and lignin having a softening point of 100° C. to 175° C. A molded product for producing activated carbon, formed of the composition for producing activated carbon. Fiber for producing activated carbon fiber, formed of the composition for producing activated carbon. An activated carbon precursor formed of a cured product of the composition for producing activated carbon. An activated carbon fiber precursor formed of a cured product of the composition for producing activated carbon. A carbide obtained by carbonizing the activated carbon precursor. Carbon fiber obtained by carbonizing the activated carbon fiber precursor. Activated carbon obtained by activating the carbide. Activated carbon fiber obtained by activating the carbon fiber.

IPC Classes  ?

  • C01B 32/318 - Preparation characterised by the starting materials
  • C01B 32/354 - After-treatment
  • D01F 9/17 - Carbon filamentsApparatus specially adapted for the manufacture thereof by decomposition of organic filaments from products of vegetable origin or derivatives thereof, e.g. from cellulose acetat from lignin

63.

OXIDE SEMICONDUCTOR FILM, THIN FILM TRANSISTOR, AND ELECTRONIC DEVICE

      
Application Number 19037308
Status Pending
Filing Date 2025-01-27
First Publication Date 2025-05-29
Owner
  • Japan Display Inc. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Sasaki, Toshinari
  • Tamaru, Takaya
  • Kawashima, Emi
  • Tsuruma, Yuki
  • Sasaki, Daichi

Abstract

An oxide semiconductor film includes indium (In) and a first metal element selected from a group consisting of aluminum (Al), gallium (Ga), yttrium (Y), scandium (Sc), and lanthanoid elements. The oxide semiconductor film includes a plurality of crystal grains and a grain boundary having a crystal orientation difference greater than 5 degrees between two adjacent measurement points obtained by an EBSD (electron backscatter diffraction) method. An average KAM value calculated by the EBSD method is greater than or equal to 1.0 degree.

IPC Classes  ?

  • H10D 62/80 - Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
  • H10D 30/67 - Thin-film transistors [TFT]
  • H10D 62/40 - Crystalline structures

64.

THIN FILM TRANSISTOR AND ELECTRONIC DEVICE

      
Application Number 19038754
Status Pending
Filing Date 2025-01-28
First Publication Date 2025-05-29
Owner
  • Japan Display Inc. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Sasaki, Toshinari
  • Tamaru, Takaya
  • Kawashima, Emi
  • Tsuruma, Yuki
  • Sasaki, Daichi

Abstract

A thin film transistor includes a metal oxide layer, an oxide semiconductor layer provided in contact with the metal oxide layer and containing a plurality of crystal grains, a gate electrode provided over the oxide semiconductor layer, and a gate insulating layer provided between the oxide semiconductor layer and the gate electrode. The oxide semiconductor layer includes a grain boundary having a crystal orientation difference greater than 5 degrees between two adjacent measurement points obtained by an electron backscatter diffraction (EBSD) method. An average KAM value calculated by the EBSD method is greater than or equal to 1.4 degrees.

IPC Classes  ?

65.

COMPOSITION

      
Application Number 18841058
Status Pending
Filing Date 2023-09-28
First Publication Date 2025-05-22
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Senga, Minoru
  • Suga, Koichi

Abstract

A composition including an aromatic polyether which includes a structural unit represented by the following formula (1) and a structural unit represented by the following formula (2), wherein the amount of chlorine atom bonded is 10 to 10,000 ppm by mass, and a discontinuous carbon fiber. A composition including an aromatic polyether which includes a structural unit represented by the following formula (1) and a structural unit represented by the following formula (2), wherein the amount of chlorine atom bonded is 10 to 10,000 ppm by mass, and a discontinuous carbon fiber.

IPC Classes  ?

66.

LUBRICANT COMPOSITION

      
Application Number 18841473
Status Pending
Filing Date 2023-02-10
First Publication Date 2025-05-22
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Sato, Shinya
  • Nakahara, Yasuhito
  • Ishii, Tsutomu

Abstract

A lubricating oil composition including a base oil, a phosphorous acid ester, an imide-based compound, an amide-based compound, an amine-based compound, and a benzotriazole-based compound, wherein a content of the benzotriazole-based compound is 0.005 to 1.00 mass % based on the total amount of the lubricating oil composition.

IPC Classes  ?

  • C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
  • C10N 40/04 - Oil-bathGear-boxesAutomatic transmissionsTraction drives

67.

ADDITIVE FOR CARBON DIOXIDE REDUCTION CATALYSTS, CATALYST LAYER, CATHODE, ION EXCHANGE MEMBRANE-ELECTRODE ASSEMBLY AND SOLID ELECTROLYTE ELECTROLYSIS DEVICE

      
Application Number 18839478
Status Pending
Filing Date 2023-02-22
First Publication Date 2025-05-15
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kaneko, Hiroyuki
  • Jia, Qingxin

Abstract

A catalyst layer that can be suppressed in functional deterioration, an additive for a carbon dioxide reduction catalyst that is excellent in the electroconductivity of the electrode catalyst layer and the electrolysis efficiency of the electrolytic reduction reaction of carbon dioxide, an electrode, an ion exchange membrane-electrode assembly, and a solid electrolyte electrolysis apparatus. The additive for a carbon dioxide reduction catalyst includes a carrier having an aryl group on a surface thereof and carbon.

IPC Classes  ?

  • C25B 11/095 - Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalysts material consisting of at least one catalytic element and at least one catalytic compoundElectrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalysts material consisting of two or more catalytic elements or catalytic compounds at least one of the compounds being organic
  • C25B 9/23 - Cells comprising dimensionally-stable non-movable electrodesAssemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
  • C25B 11/032 - Gas diffusion electrodes

68.

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDED WITH THE SAME

      
Application Number 19021139
Status Pending
Filing Date 2025-01-14
First Publication Date 2025-05-15
Owner IDEMITSU KOSAN CO., LTD (Japan)
Inventor
  • Itoi, Hiroaki
  • Nakano, Yuki
  • Tasaki, Satomi
  • Yamaki, Taro
  • Masuda, Tetsuya

Abstract

An organic electroluminescence device comprising: a cathode, an anode, and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises an emitting layer and a first layer, the first layer is disposed between the cathode and the emitting layer, the emitting layer comprises a compound represented by the following formula (1), and the first layer comprises a compound represented by the following formula (BE1): An organic electroluminescence device comprising: a cathode, an anode, and an organic layer disposed between the cathode and the anode, wherein the organic layer comprises an emitting layer and a first layer, the first layer is disposed between the cathode and the emitting layer, the emitting layer comprises a compound represented by the following formula (1), and the first layer comprises a compound represented by the following formula (BE1):

IPC Classes  ?

  • H10K 85/60 - Organic compounds having low molecular weight
  • C07D 307/77 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
  • C09K 11/06 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing organic luminescent materials
  • H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
  • H10K 101/10 - Triplet emission

69.

CRYSTALLINE OXIDE THIN FILM, METHOD FOR PRODUCING SAME, THIN FILM TRANSISTOR, AND METHOD FOR PRODUCING SAME

      
Application Number 18700706
Status Pending
Filing Date 2022-10-12
First Publication Date 2025-05-08
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Tsuruma, Yuki
  • Kawashima, Emi
  • Inoue, Kazuyoshi

Abstract

Provided is a crystalline oxide thin film including In as a main component, wherein 50% or more of Fourier transform images obtained by subjecting each of lattice images in a plurality of image regions extracted from a transmission electron microscope (TEM) image of a cross-section of the crystalline oxide thin film to two-dimensional Fourier transform (FFT) processing exhibit any one of plane orientations selected from (100), (110), (111), (211), (411), (125), (210), (310), and (320).

IPC Classes  ?

  • H10D 62/80 - Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
  • H10D 30/01 - Manufacture or treatment
  • H10D 30/67 - Thin-film transistors [TFT]

70.

LUBRICANT COMPOSITION

      
Application Number 18836902
Status Pending
Filing Date 2023-03-17
First Publication Date 2025-05-08
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Tatsumi, Hiroyuki
  • Matsubara, Kazushige

Abstract

A lubricating oil composition may contain a base oil (A), a phosphorous acid ester (B) having at least one sulfur atom-containing group having 2 to 20 carbon atoms, the sulfur atom-containing group having at least one —(S)x— group (x is an integer of 1 or more) between two adjacent carbon atoms in a structure of an alkyl group, a thiadiazole-based compound (C), and a benzotriazole-based compound (D). A content of the component (C) may be 0.01 mass % or more and less than 0.60 mass %, based on the total mass of the lubricating oil composition. A content of the component (D) is 0.02 mass % or more and less than 0.20 mass %, based on the total mass of the lubricating oil composition.

IPC Classes  ?

  • C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
  • C10M 133/44 - Five-membered ring containing nitrogen and carbon only
  • C10M 135/36 - Heterocyclic sulfur, selenium or tellurium compounds the ring containing sulfur and carbon with nitrogen or oxygen
  • C10M 137/04 - Phosphate esters
  • C10M 169/04 - Mixtures of base-materials and additives
  • C10N 20/02 - ViscosityViscosity index
  • C10N 40/00 - Specified use or application for which the lubricating composition is intended
  • C10N 40/04 - Oil-bathGear-boxesAutomatic transmissionsTraction drives
  • F16H 57/04 - Features relating to lubrication or cooling
  • H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
  • H02K 9/19 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil

71.

POLYCARBONATE-BASED RESIN COMPOSITION

      
Application Number 18837839
Status Pending
Filing Date 2023-02-16
First Publication Date 2025-05-08
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Ogusa, Yuki
  • Ishikawa, Yasuhiro

Abstract

The present invention provides a polycarbonate-based resin composition including a polycarbonate-based resin (S) containing a polycarbonate-polyorganosiloxane copolymer (S-1), which contains a polycarbonate block (A-1) containing a repeating unit having a specific structure and a polyorganosiloxane block (A-2) containing a specific amount of a repeating unit having a specific structure, and having a specific average chain length, and an aromatic polycarbonate-based resin (S-2) except the polycarbonate-polyorganosiloxane copolymer (S-1), the polycarbonate-based resin (S) having a specific viscosity-average molecular weight MvPC, wherein a difference MvSi-MvPC between the viscosity-average molecular weight MvPC of the polycarbonate-based resin (S) and the viscosity-average molecular weight MvSi of the polycarbonate-polyorganosiloxane copolymer (S-1) is from −3,100 or more to 6,000 or less.

IPC Classes  ?

  • C08L 69/00 - Compositions of polycarbonatesCompositions of derivatives of polycarbonates
  • C08G 64/18 - Block or graft polymers

72.

CATALYST AND PRODUCTION METHOD FOR SAME, CATHODE, ION EXCHANGE MEMBRANE ELECTRODE ASSEMBLY, AND SOLID ELECTROLYTE ELECTROLYSIS DEVICE

      
Application Number 18839756
Status Pending
Filing Date 2023-02-22
First Publication Date 2025-05-08
Owner
  • OSAKA UNIVERSITY (Japan)
  • IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kamiya, Kazuhide
  • Sugimoto, Rino
  • Jia, Qingxin
  • Kaneko, Hiroyuki

Abstract

A catalyst that has a high electrolytic activity and a high CO2 reduction reaction rate and a method of producing the same, a cathode, an ion exchange membrane-electrode assembly, and a solid electrolyte electrolysis apparatus are provided. The catalyst includes a metal ion selected from the group consisting of a copper ion, a nickel ion, an iron ion, a cobalt ion, a zinc ion, a manganese ion, a molybdenum ion, and an aluminum ion, a nitrogen-containing compound, and a carrier containing carbon having a primary particle diameter of 5 to 200 nm, the metal ion is coordinated to the nitrogen atom on the nitrogen-containing compound, the catalyst has a content of the metal ion coordinated to the nitrogen atom of 0.7% by mass or more, and the catalyst has a particle diameter of 10 nm to 50 μm.

IPC Classes  ?

  • C25B 9/23 - Cells comprising dimensionally-stable non-movable electrodesAssemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
  • C25B 3/26 - Reduction of carbon dioxide
  • C25B 11/032 - Gas diffusion electrodes
  • C25B 11/037 - Electrodes made of particles
  • C25B 11/065 - Carbon
  • C25B 11/091 - Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalysts material consisting of at least one catalytic element and at least one catalytic compoundElectrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalysts material consisting of two or more catalytic elements or catalytic compounds
  • C25B 13/05 - DiaphragmsSpacing elements characterised by the material based on inorganic materials

73.

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18718576
Status Pending
Filing Date 2022-12-23
First Publication Date 2025-05-01
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Takahashi, Yusuke
  • Itoi, Hiroaki
  • Sawato, Tsukasa
  • Tanaka, Shota
  • Fukami, Takuto
  • Lee, Yongguk
  • Haketa, Tasuku

Abstract

To provide a compound for further improving the performance of an organic EL device, a material for an organic electroluminescent device, an organic electroluminescent device having further improved device capability, and an electronic device including such an organic electroluminescent device, and the compound is represented by formula (1). (Each symbol in the formula is as defined in the description.) In addition, the organic electroluminescent device contains the compound or has a highest occupied molecular orbital energy level HOMO, a triplet energy T1, and an 80% attenuation time t of a photoluminescence intensity PL within a predetermined range.

IPC Classes  ?

  • C07D 311/92 - NaphthopyransHydrogenated naphthopyrans
  • C07B 59/00 - Introduction of isotopes of elements into organic compounds
  • C07D 335/08 - NaphthothiopyransHydrogenated naphthothiopyrans
  • C07D 405/04 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • C07D 407/04 - Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • C07D 409/04 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring- member bond
  • H10K 50/15 - Hole transporting layers
  • H10K 85/20 - Carbon compounds, e.g. carbon nanotubes or fullerenes
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/00 - Properties of the organic materials covered by group
  • H10K 101/10 - Triplet emission
  • H10K 101/30 - Highest occupied molecular orbital [HOMO], lowest unoccupied molecular orbital [LUMO] or Fermi energy values

74.

CATALYST, CATHODE, ION EXCHANGE MEMBRANE-ELECTRODE ASSEMBLY AND SOLID ELECTROLYTE ELECTROLYSIS APPARATUS

      
Application Number 18835607
Status Pending
Filing Date 2023-02-22
First Publication Date 2025-04-24
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kaneko, Hiroyuki
  • Jia, Qingxin

Abstract

A catalyst having a high production efficiency of a synthetic gas, including CO, a cathode, an ion exchange membrane-electrode assembly, and a solid electrolyte electrolysis apparatus. The catalyst includes fine particles selected from gold, silver, copper, nickel, iron, cobalt, zinc, chromium, palladium, tin, manganese, aluminum, indium, bismuth, molybdenum, and carbon nitride, a metal complex including a metal selected from copper, nickel, iron, cobalt, zinc, manganese, molybdenum, and aluminum, or an ion of the metal, having a ligand coordinated to the metal, and a carrier including carbon the carrier having a nitrogen-containing heteroaryl group having a primary amino group on a surface.

IPC Classes  ?

  • C25B 11/069 - Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material consisting of at least one single element and at least one compoundElectrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material consisting of two or more compounds
  • C25B 9/23 - Cells comprising dimensionally-stable non-movable electrodesAssemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
  • C25B 11/032 - Gas diffusion electrodes
  • C25B 11/054 - Electrodes comprising electrocatalysts supported on a carrier

75.

NOVEL COMPOUND, ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS

      
Application Number 19000082
Status Pending
Filing Date 2024-12-23
First Publication Date 2025-04-24
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Nakano, Yuki
  • Yamaki, Taro
  • Tasaki, Satomi
  • Kato, Tomoki

Abstract

A compound having structures represented by the following formulas (1) or (2): wherein in the formulas (1) and (2), at least one of R1 to R8 is a deuterium atom. A compound having structures represented by the following formulas (1) or (2): wherein in the formulas (1) and (2), at least one of R1 to R8 is a deuterium atom.

IPC Classes  ?

  • C07D 493/00 - Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
  • H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
  • H10K 85/40 - Organosilicon compounds, e.g. TIPS pentacene
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/10 - Triplet emission

76.

SEMICONDUCTOR DEVICE

      
Application Number 18887079
Status Pending
Filing Date 2024-09-17
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Hanada, Akihiro
  • Watabe, Masahiro

Abstract

A semiconductor device includes a first gate electrode, an oxide semiconductor layer including a first oxide semiconductor having a polycrystalline structure over the first gate electrode, a source electrode and a drain electrode electrically connected to the oxide semiconductor layer, and a second gate electrode overlapping the first gate electrode and the oxide semiconductor layer over the source electrode and the drain electrode. In a plan view, the second gate electrode is located with a space from each of the source electrode and the drain electrode. The second gate electrode is electrically connected to the first gate electrode.

IPC Classes  ?

  • H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
  • G02F 1/1362 - Active matrix addressed cells
  • G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device
  • H01L 29/786 - Thin-film transistors

77.

SEMICONDUCTOR DEVICE

      
Application Number 18887091
Status Pending
Filing Date 2024-09-17
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Miura, Kentaro
  • Hanada, Akihiro
  • Tamaru, Takaya
  • Watabe, Masahiro

Abstract

A semiconductor device comprises a first insulating layer; an oxide semiconductor layer having a polycrystalline structure on the first insulating layer; a gate insulating layer on the semiconductor oxide layer; a buffer layer on the gate insulating layer; a gate wiring on the buffer layer; and a second insulating layer on the gate wiring. The oxide semiconductor layer has a first region, a second region and a third region aligned toward a first direction. An electrical resistivity of the second region is higher than an electrical resistivity of the first region and lower than an electrical resistivity of the third region. A sheet resistance of the third region is less than 1000 ohm/square.

IPC Classes  ?

78.

DISPLAY DEVICE

      
Application Number 18895446
Status Pending
Filing Date 2024-09-25
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Miura, Kentaro
  • Watabe, Masahiro

Abstract

A display device includes a light-emitting element, a first transistor, and a second transistor, the first transistor includes a first gate electrode, a first insulating film, a first oxide semiconductor layer, a second insulating film, and a first conductive layer provided on the second insulating film, and the second transistor includes the first insulating film, a second oxide semiconductor layer, a second insulating film, and a second gate electrode, wherein an etching rate of the first oxide semiconductor layer and the second semiconductor layer is less than 3 nm/min when the first oxide semiconductor layer and the second semiconductor layer are etched using an etching solution containing phosphoric acid as a main component at 40° C.

IPC Classes  ?

  • H10K 59/124 - Insulating layers formed between TFT elements and OLED elements
  • H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
  • H10K 59/121 - Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
  • H10K 59/131 - Interconnections, e.g. wiring lines or terminals

79.

SEMICONDUCTOR DEVICE

      
Application Number 18895479
Status Pending
Filing Date 2024-09-25
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Miura, Kentaro
  • Hanada, Akihiro
  • Watabe, Masahiro

Abstract

A semiconductor device according to an embodiment of the present invention includes an oxide semiconductor layer having a polycrystalline structure and including an impurity region containing an impurity element, a gate electrode over the oxide semiconductor layer, an insulating layer between the oxide semiconductor layer and the gate electrode, a first contact hole penetrating the insulating layer and exposing the impurity region, a second contact hole penetrating at least the insulating layer and having a greater depth than the first contact hole, and a connection wiring electrically connecting the impurity region to a layer which is exposed in the second contact hole through the first contact hole and the second contact hole. The connection wiring includes a first conductive layer and a second conductive layer on the first conductive layer. A portion of the first conductive layer that is exposed from the second conductive layer contains the impurity element.

IPC Classes  ?

  • H01L 29/786 - Thin-film transistors
  • H01L 29/423 - Electrodes characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched

80.

REFRIGERATOR OIL COMPOSITION AND MIXED COMPOSITION FOR REFRIGERATOR

      
Application Number 18708253
Status Pending
Filing Date 2022-11-14
First Publication Date 2025-04-03
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kojima, Akio
  • Kisen, Tadashi
  • Yoshida, Yukio
  • Nakajima, So

Abstract

A refrigerator oil composition may have an appropriate dissolution viscosity when a hydrocarbon-based refrigerant is dissolved and having a low solubility of the hydrocarbon-based refrigerant. A mixed composition for a refrigerator may include such a refrigerator oil composition. Such a refrigerator oil composition used for a refrigerant may include a hydrocarbon-based refrigerant, and one or more aromatic ester-based compounds (A) of formula (1): A refrigerator oil composition may have an appropriate dissolution viscosity when a hydrocarbon-based refrigerant is dissolved and having a low solubility of the hydrocarbon-based refrigerant. A mixed composition for a refrigerator may include such a refrigerator oil composition. Such a refrigerator oil composition used for a refrigerant may include a hydrocarbon-based refrigerant, and one or more aromatic ester-based compounds (A) of formula (1): A refrigerator oil composition may have an appropriate dissolution viscosity when a hydrocarbon-based refrigerant is dissolved and having a low solubility of the hydrocarbon-based refrigerant. A mixed composition for a refrigerator may include such a refrigerator oil composition. Such a refrigerator oil composition used for a refrigerant may include a hydrocarbon-based refrigerant, and one or more aromatic ester-based compounds (A) of formula (1): in which R1 is a linear or branched alkyl group having 5 or more and 24 or less carbon atoms or a linear or branched alkenyl group having 5 or more and 24 or less carbon atoms; m is an integer of 2 or more and 4 or less; and a plurality of R1's may be the same or different.

IPC Classes  ?

  • C10M 105/36 - Esters of polycarboxylic acids
  • C09K 5/04 - Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice-versa
  • C10N 40/30 - Refrigerator lubricant

81.

SEMICONDUCTOR DEVICE

      
Application Number 18887167
Status Pending
Filing Date 2024-09-17
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Miura, Kentaro
  • Watabe, Masahiro

Abstract

A semiconductor device according to an embodiment of the present invention includes: a first semiconductor layer; a first gate electrode; a first gate insulating layer; a first insulating layer above the first gate electrode; a first electrode overlapping the first semiconductor layer, and electrically connected to the first semiconductor layer; a second semiconductor layer above the first insulating layer and made of a different material from the first semiconductor layer; a second gate electrode; a second gate insulating layer; a second electrode overlapping the second semiconductor layer, and electrically connected to the second semiconductor layer; and a first metal nitride layer between the second semiconductor layer and the second electrode, wherein the second semiconductor layer is polycrystalline, and an etching rate of the second semiconductor layer with respect to an etchant including phosphoric acid as a main component is less than 3 nm/min at 40° C.

IPC Classes  ?

  • H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
  • H01L 29/786 - Thin-film transistors

82.

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF

      
Application Number 18890900
Status Pending
Filing Date 2024-09-20
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Hanada, Akihiro
  • Watakabe, Hajime

Abstract

A semiconductor device includes a first gate electrode, an oxide semiconductor layer including a first oxide semiconductor having a polycrystalline structure over the first gate electrode, a source electrode and a drain electrode electrically connected to the oxide semiconductor layer, and a second gate electrode overlapping the first gate electrode and the oxide semiconductor layer over the source electrode and the drain electrode. The second gate electrode includes a second oxide semiconductor having a polycrystalline structure. The second gate electrode is electrically connected to the first gate electrode.

IPC Classes  ?

  • H01L 27/12 - Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including integrated passive circuit elements with at least one potential-jump barrier or surface barrier the substrate being other than a semiconductor body, e.g. an insulating body
  • G02F 1/1368 - Active matrix addressed cells in which the switching element is a three-electrode device
  • H01L 29/786 - Thin-film transistors

83.

SEMICONDUCTOR DEVICE

      
Application Number 18895467
Status Pending
Filing Date 2024-09-25
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Sasaki, Toshinari
  • Tamaru, Takaya
  • Mochizuki, Marina
  • Watabe, Masahiro

Abstract

A semiconductor device includes a light shielding layer, a first silicon nitride insulating layer in contact with the light shielding layer with a first interface, a first silicon oxide insulating layer in contact with the first silicon nitride layer with a second interface, and an oxide semiconductor layer over the first silicon oxide insulating layer. The first silicon oxide insulating layer is in contact with the second silicon oxide insulating layer. A thickness t of the first silicon nitride layer satisfies a condition in which light reflected at the first interface and light reflected at the second interface weaken each other when light having a wavelength of 450 nm is incident on the first silicon nitride insulating layer at an angle of 60 degrees from a normal direction of the second interface.

IPC Classes  ?

84.

SEMICONDUCTOR DEVICE

      
Application Number 18895591
Status Pending
Filing Date 2024-09-25
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Miura, Kentaro
  • Watabe, Masahiro

Abstract

A semiconductor device according to an embodiment of the present invention includes: an oxide semiconductor layer; a first gate electrode facing the oxide semiconductor layer; a first gate insulating layer between the oxide semiconductor layer and the first gate electrode; an electrode arranged in a region overlapping the oxide semiconductor layer in a plan view and electrically connected to the oxide semiconductor layer; and a metal nitride layer between the oxide semiconductor layer and the electrode, wherein the oxide semiconductor layer is polycrystalline, and an etching rate of the oxide semiconductor layer with respect to an etchant containing phosphoric acid as a main component is less than 3 nm/min at 40° C.

IPC Classes  ?

  • H01L 29/786 - Thin-film transistors
  • H01L 29/423 - Electrodes characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
  • H01L 29/49 - Metal-insulator semiconductor electrodes

85.

SEMICONDUCTOR DEVICE

      
Application Number 18897024
Status Pending
Filing Date 2024-09-26
First Publication Date 2025-04-03
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Miura, Kentaro
  • Sakai, Takeshi
  • Hanada, Akihiro
  • Watabe, Masahiro

Abstract

A semiconductor device includes a gate electrode, an oxide semiconductor layer having a polycrystalline structure, and a gate insulating layer between the gate electrode and the oxide semiconductor layer. The oxide semiconductor layer includes a source region and a drain region each containing an impurity element, a channel region between the source region and the drain region, and a first region adjacent to the channel region. The first region includes a first edge extending along a first direction travelling from the source region to the drain region. The first region has a higher electrical resistivity than each of the source region and the drain region. An etching rate of the oxide semiconductor layer is less than 3 nm/min when the oxide semiconductor layer is etched using an etching solution containing phosphoric acid as a main component at 40° C.

IPC Classes  ?

  • H01L 29/786 - Thin-film transistors
  • H01L 29/417 - Electrodes characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
  • H01L 29/423 - Electrodes characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched

86.

METHOD FOR PRODUCING SULFIDE SOLID ELECTROLYTE

      
Application Number 18725795
Status Pending
Filing Date 2022-12-23
First Publication Date 2025-03-27
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Kambara, Takayoshi

Abstract

Provided is a method for producing a sulfide solid electrolyte having an argyrodite-type crystal structure in a liquid phase, the method having a production efficiency enhanced by efficiently using a raw material-containing substance and enabling easy production of a high-quality sulfide solid electrolyte, the method including mixing a raw material-containing substance and a first solvent to prepare a mixture, mixing the mixture and a second solvent to prepare a solution containing a solid electrolyte precursor, subjecting the solid electrolyte precursor to a heat treatment while supplying hydrogen sulfide to produce a heated solid electrolyte precursor, and firing the heated solid electrolyte precursor.

IPC Classes  ?

87.

POLYCARBONATE-BASED RESIN COMPOSITION

      
Application Number 18846827
Status Pending
Filing Date 2023-03-13
First Publication Date 2025-03-27
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Bito, Takahiro
  • Nagayama, Shuya
  • Tsuzuki, Junichi

Abstract

A polycarbonate-based resin composition including: an aromatic polycarbonate resin; inorganic particles; and a liquid oil component. The inorganic particles have an average particle diameter of from 0.1 μm to 1 μm. A content of the inorganic particles is from 0.00001 part by mass to 0.001 part by mass with respect to 100 parts by mass of the aromatic polycarbonate resin. When a part by mass of the inorganic particles with respect to 100 parts by mass of the aromatic polycarbonate resin is represented by mB, a specific surface area of the inorganic particles is represented by SB (m2/g), and a part by mass of the liquid oil component with respect to 100 parts by mass of the aromatic polycarbonate resin is represented by mC, α determined by the following equation 1 is more than 0.005 and less than 0.1: Equation 1: α=(mB×SB)/mC.

IPC Classes  ?

  • C08L 69/00 - Compositions of polycarbonatesCompositions of derivatives of polycarbonates
  • C08K 3/20 - OxidesHydroxides
  • C08K 3/22 - OxidesHydroxides of metals
  • C08K 5/521 - Esters of phosphoric acids, e.g. of H3PO4
  • C08K 9/02 - Ingredients treated with inorganic substances
  • C08K 9/06 - Ingredients treated with organic substances with silicon-containing compounds

88.

METHOD FOR PRODUCING SULFIDE SOLID ELECTROLYTE

      
Application Number 18729572
Status Pending
Filing Date 2023-01-13
First Publication Date 2025-03-27
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Seino, Yoshikatsu
  • Kaneko, Yasunobu

Abstract

A method for producing a sulfide solid electrolyte, which includes obtaining a mixture by mixing a raw material inclusion containing a lithium atom, a phosphorus atom, a sulfur atom, and a halogen atom in an organic solvent; and performing microwave irradiation on the mixture, is provided, and thereby a sulfide solid electrolyte can be efficiently produced while maintaining a particle diameter by reducing a heating temperature and suppressing granulation due to heating by employing a liquid phase method.

IPC Classes  ?

89.

LUBRICATING OIL COMPOSITION FOR TWO-WHEELED MOTOR VEHICLES

      
Application Number 18727476
Status Pending
Filing Date 2023-02-15
First Publication Date 2025-03-20
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Harayama, Takato
  • Fujinami, Yukitoshi
  • Ishikawa, Motoharu

Abstract

A lubricating oil composition for two-wheeled motor vehicles including a base oil and a metal phenate and having a coefficient of friction measured of less than 0.0900. The lubricating oil composition in which a performance required for lubricating oil for engines is satisfied, and a good shift feeling is achieved while a high coefficient of friction is kept in a wet clutch.

IPC Classes  ?

  • C10M 129/02 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
  • C10M 159/00 - Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
  • C10M 169/04 - Mixtures of base-materials and additives
  • C10N 10/04 - Groups 2 or 12
  • C10N 30/02 - Pour-pointViscosity index
  • C10N 40/04 - Oil-bathGear-boxesAutomatic transmissionsTraction drives
  • C10N 40/25 - Internal-combustion engines

90.

Compound, organic electroluminescence device and electronic apparatus

      
Application Number 18946939
Grant Number 12410182
Status In Force
Filing Date 2024-11-14
First Publication Date 2025-03-20
Grant Date 2025-09-09
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Nakano, Yuki
  • Yamaki, Taro
  • Tasaki, Satomi
  • Kato, Tomoki

Abstract

8 is a deuterium atom.

IPC Classes  ?

  • C07D 493/00 - Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
  • H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
  • H10K 85/40 - Organosilicon compounds, e.g. TIPS pentacene
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/10 - Triplet emission

91.

COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18724481
Status Pending
Filing Date 2022-12-26
First Publication Date 2025-03-20
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kudo, Yu
  • Shirasaki, Yoshinao
  • Mitani, Masato
  • Hashimoto, Sigma
  • Yoshida, Kei
  • Ban, Shintaro
  • Terada, Kazuki
  • Itoi, Hiroaki

Abstract

A compound represented by a formula (1C-A) below. A compound represented by a formula (1C-A) below. A compound represented by a formula (1C-A) below. One of R4 to R8 and R10 to R12 is a group represented by a formula (1D-A) above; R1 to R3, R9, and R4 to R8 and R10 to R12 not being the group represented by the formula (1D-A) are each a hydrogen atom, a substituent, or the like; at least one of R21 to R30 is other than a hydrogen atom; when R11 is a group represented by a formula (1D), R12 is a hydrogen atom or a phenyl group; when R12 is a group represented by the formula (1D), R11 is a hydrogen atom or a phenyl group; in the formula (1D), one of R21 to R30 represents a bonding position to a benz[a]anthracene ring in the formula (1C), and R21 to R30 not being the bonding position are each a hydrogen atom, a substituent, or the like.

IPC Classes  ?

  • H10K 85/60 - Organic compounds having low molecular weight
  • C07C 15/20 - Polycyclic condensed hydrocarbons
  • C09K 11/02 - Use of particular materials as binders, particle coatings or suspension media therefor
  • H10K 50/12 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants

92.

SULFIDE SOLID ELECTROLYTE AND TREATMENT METHOD THEREFOR

      
Application Number 18965366
Status Pending
Filing Date 2024-12-02
First Publication Date 2025-03-20
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Shibata, Masayuki
  • Yamada, Hiroaki
  • Nakaya, Nobuhito
  • Iseki, Yusuke
  • Senga, Minoru
  • Hayakawa, Takashi
  • Shimada, Shogo
  • Okuyama, Tomoyuki
  • Kato, Koji

Abstract

A sulfide solid electrolyte may be able to adjust the morphology unavailable traditionally, or readily adjust so as to have a desired morphology. Such a sulfide solid electrolyte may include a substance including a lithium element, a sulfur element, and a phosphorus element; and an amine compound. The solid electrolyte may have a volume-based average particle diameter of 10 μm or less, measured by laser diffraction particle size distribution measurement, and/or a BET specific surface area of 40 m2/g or less.

IPC Classes  ?

  • H01M 10/0562 - Solid materials
  • H01B 1/10 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances sulfides
  • H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells

93.

COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18724656
Status Pending
Filing Date 2022-12-26
First Publication Date 2025-03-13
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Kudo, Yu
  • Shirasaki, Yoshinao
  • Mitani, Masato
  • Hashimoto, Sigma
  • Yoshida, Kei
  • Ban, Shintaro
  • Itoi, Hiroaki

Abstract

A compound is represented by a formula (1A-A). One of R4 to R8 and R10 to R12 is a group represented by a formula (1B-A1), (1B-A2), or (1B-A3) above; R1 to R3, R9, and R4 to R8 and R10 to R12 other than the above are each a hydrogen atom, a substituent, or the like; when R11 or R12 is a group represented by the formula (1B-A1), (1B-A2), or (1B-A3), R12 or R11 is a hydrogen atom or a phenyl group; and in the formulae (1B-A1) to (1B-A3), R51 to R57, R61 to R64, R71 to R74, and R81 to R84 forming no ring in the formulae (1B-A1) to (1B-A3) are each a hydrogen atom, a substituent, or the like; and * represents a bonding position to a benz[a]anthracene ring in the formula (1A-A). A compound is represented by a formula (1A-A). One of R4 to R8 and R10 to R12 is a group represented by a formula (1B-A1), (1B-A2), or (1B-A3) above; R1 to R3, R9, and R4 to R8 and R10 to R12 other than the above are each a hydrogen atom, a substituent, or the like; when R11 or R12 is a group represented by the formula (1B-A1), (1B-A2), or (1B-A3), R12 or R11 is a hydrogen atom or a phenyl group; and in the formulae (1B-A1) to (1B-A3), R51 to R57, R61 to R64, R71 to R74, and R81 to R84 forming no ring in the formulae (1B-A1) to (1B-A3) are each a hydrogen atom, a substituent, or the like; and * represents a bonding position to a benz[a]anthracene ring in the formula (1A-A).

IPC Classes  ?

  • H10K 85/60 - Organic compounds having low molecular weight
  • C07D 307/92 - NaphthofuransHydrogenated naphthofurans
  • C09K 11/02 - Use of particular materials as binders, particle coatings or suspension media therefor
  • H10K 50/13 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers specially adapted for multicolour light emission, e.g. for emitting white light comprising stacked EL layers within one EL unit

94.

COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC DEVICE

      
Application Number 18724470
Status Pending
Filing Date 2022-12-26
First Publication Date 2025-03-13
Owner IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Kudo, Yu
  • Hashimoto, Sigma
  • Yoshida, Kei
  • Ban, Shintaro
  • Shirasaki, Yoshinao
  • Mitani, Masato
  • Itoi, Hiroaki

Abstract

An organic electroluminescence device includes an anode, a cathode, and an emitting region disposed between the anode and the cathode, in which the emitting region includes a first emitting layer and a second emitting layer, the first emitting layer contains a first compound represented by a formula below, and the second emitting layer contains a second compound. An organic electroluminescence device includes an anode, a cathode, and an emitting region disposed between the anode and the cathode, in which the emitting region includes a first emitting layer and a second emitting layer, the first emitting layer contains a first compound represented by a formula below, and the second emitting layer contains a second compound. An organic electroluminescence device includes an anode, a cathode, and an emitting region disposed between the anode and the cathode, in which the emitting region includes a first emitting layer and a second emitting layer, the first emitting layer contains a first compound represented by a formula below, and the second emitting layer contains a second compound. At least one of R101 to R112 in the formula (100A), L101 or Ar101 in the formula (100B) has at least one deuterium atom. When only L101 has at least one deuterium atom, the at least one deuterium atom is bonded to a ring that is of rings forming L1 and directly bonded to a benz[a]anthracene ring in the formula (100A).

IPC Classes  ?

  • C07D 307/91 - DibenzofuransHydrogenated dibenzofurans
  • C07B 59/00 - Introduction of isotopes of elements into organic compounds
  • C07C 13/547 - Polycyclic hydrocarbons or acyclic hydrocarbon derivatives thereof with condensed rings with three condensed rings at least one ring not being six-membered, the other rings being at the most six-membered
  • C07C 15/38 - Polycyclic condensed hydrocarbons containing four rings
  • C07D 209/90 - Benzo [c, d] indolesHydrogenated benzo [c, d] indoles
  • C07D 333/76 - Dibenzothiophenes
  • C09K 11/06 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing organic luminescent materials
  • H10K 85/20 - Carbon compounds, e.g. carbon nanotubes or fullerenes
  • H10K 85/60 - Organic compounds having low molecular weight
  • H10K 101/10 - Triplet emission

95.

REFRIGERATOR OIL COMPOSITION AND MIXED COMPOSITION FOR REFRIGERATOR

      
Application Number 18726444
Status Pending
Filing Date 2023-02-15
First Publication Date 2025-03-13
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Matsumoto, Tomoya

Abstract

A refrigerator oil composition used in a refrigerant containing one or more unsaturated fluorinated hydrocarbon compounds selected from compounds represented by the following general formula (1): CxFyHz (1), wherein x is an integer of 2 to 6, y is an integer of 1 to 11, z is an integer of 1 to 11, and there are one or more carbon-carbon unsaturated bonds in the molecule, the refrigerator oil composition containing a base oil (A) that includes polyvinyl ether, a modified silicone compound (B), and a specific epoxy compound (C).

IPC Classes  ?

  • C09K 5/04 - Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice-versa

96.

LUBRICATING OIL COMPOSITION

      
Application Number 18727508
Status Pending
Filing Date 2023-03-14
First Publication Date 2025-03-13
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Nakaue, Daisuke
  • Kubota, Masaya

Abstract

A lubricating oil composition may have excellent fuel economy and high shear stability. Such a lubricating oil composition may include: a comb-like polymer (A1) having a weight average molecular weight (Mw) of less than 300,000; and a comb-like polymer (A2) having a Mw of at least 400,000. The (A1)/(A2) mass content ratio of the comb-like polymer (A1) to the comb-like polymer (A2) in terms of resin content may be at least 0.25.

IPC Classes  ?

  • C10M 171/04 - Specified molecular weight or molecular weight distribution
  • C10M 159/00 - Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
  • C10M 169/04 - Mixtures of base-materials and additives
  • C10N 20/02 - ViscosityViscosity index
  • C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
  • C10N 40/25 - Internal-combustion engines

97.

SULFIDE SOLID ELECTROLYTE

      
Application Number 18955226
Status Pending
Filing Date 2024-11-21
First Publication Date 2025-03-13
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor
  • Utsuno, Futoshi
  • Terai, Kota
  • Umeki, Takashi
  • Nakagawa, Masaru
  • Yamaguchi, Hiroshi

Abstract

A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuKα rays, it has a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 2θ=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1): A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuKα rays, it has a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 2θ=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1): 1.2 < c + d < 1.9 ( 1 ) 0.845 < S A / S B < 1.2 ( A ) A sulfide solid electrolyte that contains lithium, phosphorus, sulfur, chlorine and bromine, wherein in powder X-ray diffraction analysis using CuKα rays, it has a diffraction peak A at 2θ=25.2±0.5 deg and a diffraction peak B at 2θ=29.7±0.5 deg, the diffraction peak A and the diffraction peak B satisfy the following formula (A), and a molar ratio of the chlorine to the phosphorus “c (Cl/P)” and a molar ratio of the bromine to the phosphorus “d (Br/P)” satisfies the following formula (1): 1.2 < c + d < 1.9 ( 1 ) 0.845 < S A / S B < 1.2 ( A ) where SA is an area of the diffraction peak A and SB is an area of the diffraction peak B.

IPC Classes  ?

  • H01M 10/0562 - Solid materials
  • H01B 1/06 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances
  • H01B 1/10 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances sulfides
  • H01M 4/136 - Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
  • H01M 4/58 - Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
  • H01M 10/052 - Li-accumulators
  • H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
  • H01M 10/058 - Construction or manufacture

98.

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

      
Application Number 18960197
Status Pending
Filing Date 2024-11-26
First Publication Date 2025-03-13
Owner
  • JAPAN DISPLAY INC. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Tamaru, Takaya
  • Tsubuku, Masashi
  • Watakabe, Hajime
  • Sasaki, Toshinari

Abstract

A semiconductor device includes a metal oxide layer containing aluminum as a main component above an insulating surface, an oxide semiconductor layer on the metal oxide layer; a gate electrode facing the oxide semiconductor layer, and a gate insulating layer between the oxide semiconductor layer and the gate electrode, wherein a water contact angle on an upper surface of the metal oxide layer is 20° or lower.

IPC Classes  ?

99.

METHOD FOR PRODUCING SULFIDE SOLID ELECTROLYTE

      
Application Number 18726457
Status Pending
Filing Date 2022-12-01
First Publication Date 2025-03-06
Owner IDEMITSU KOSAN CO.,LTD. (Japan)
Inventor Kambara, Takayoshi

Abstract

Provided is a method for producing sulfide solid electrolyte having an argyrodite-type crystal structure, the method including mixing lithium sulfide, a phosphorus sulfide, and an ammonium halide to produce a solid electrolyte precursor, and firing the solid electrolyte precursor. The method for producing a sulfide solid electrolyte having an argyrodite-type crystal structure provides a method for easily producing a high-quality sulfide solid electrolyte without using an elemental halogen which complicates the handling or a lithium halide which has a considerably high hygroscopicity.

IPC Classes  ?

100.

THIN FILM TRANSISTOR AND ELECTRONIC DEVICE

      
Application Number 18950230
Status Pending
Filing Date 2024-11-18
First Publication Date 2025-03-06
Owner
  • Japan Display Inc. (Japan)
  • IDEMITSU KOSAN CO., LTD. (Japan)
Inventor
  • Watakabe, Hajime
  • Tsubuku, Masashi
  • Sasaki, Toshinari
  • Tamaru, Takaya
  • Kawashima, Emi
  • Tsuruma, Yuki
  • Sasaki, Daichi

Abstract

A thin film transistor includes an oxide semiconductor layer having a polycrystalline structure over a substrate, a gate electrode over the oxide semiconductor layer, and a gate insulating layer between the oxide semiconductor layer and the gate electrode. The oxide semiconductor layer includes a first region having a first carrier concentration and overlapping the gate electrode, a second region having a second carrier concentration and not overlapping the gate electrode, and a third region between the first region and the second region and overlapping the gate electrode. The second carrier concentration is larger than the first carrier concentration. A carrier concentration of the third region decreases from the second region to the first region in a channel length direction. A length of the third region is greater than or equal to 0.00 μm and less than or equal to 0.60 μm in the channel length direction.

IPC Classes  ?

  • H01L 29/786 - Thin-film transistors
  • H01L 29/04 - Semiconductor bodies characterised by their crystalline structure, e.g. polycrystalline, cubic or particular orientation of crystalline planes
  • H01L 29/06 - Semiconductor bodies characterised by the shapes, relative sizes, or dispositions of the semiconductor regions
  • H01L 29/49 - Metal-insulator semiconductor electrodes
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