CA 03090628 2020-04-24 ABSTRACT An epoxy resin, comprising an epoxy compound having a mesogenic structure, and having a value of if 241 equal to 3 or less, wherein is an initial dynamic shear viscosity (Pa. s) and 11'2 is a maximum value of dynamic shear viscosity (Pus), in a measurement of dynamic shear viscosity. Date Recue/Date Received 2020-04-24
Disclosed is a composition containing copper particles and an organic solvent. The organic solvent contains a first organic solvent for which the vapor pressure at 20°C is 200 Pa to 20 kPa (inclusive), and a second organic solvent for which the vapor pressure at 20°C is 0.5 Pa to 200 Pa (inclusive).
H01B 1/02 - Conducteurs ou corps conducteurs caractérisés par les matériaux conducteurs utilisésEmploi de matériaux spécifiés comme conducteurs composés principalement de métaux ou d'alliages
H01B 5/14 - Conducteurs ou corps conducteurs non isolés caractérisés par la forme comprenant des couches ou pellicules conductrices sur supports isolants
H01B 13/00 - Appareils ou procédés spécialement adaptés à la fabrication de conducteurs ou câbles
H05K 1/09 - Emploi de matériaux pour réaliser le parcours métallique
H05K 3/10 - Appareils ou procédés pour la fabrication de circuits imprimés dans lesquels le matériau conducteur est appliqué au support isolant de manière à former le parcours conducteur recherché
3.
GLASSY LIQUID-CRYSTALLINE EPOXY RESIN COMPOSITIONS AND METHODS FOR PRODUCING SAME
A method for producing a glassy liquid-crystalline epoxy resin, the method comprising a step in which a liquid-crystalline epoxy resin is cooled to change the state to a glassy state.
C08L 63/00 - Compositions contenant des résines époxyCompositions contenant des dérivés des résines époxy
C08G 59/00 - Polycondensats contenant plusieurs groupes époxyde par moléculeMacromolécules obtenues par réaction de polycondensats polyépoxydés avec des composés monofonctionnels à bas poids moléculaireMacromolécules obtenues par polymérisation de composés contenant plusieurs groupes époxyde par molécule en utilisant des agents de durcissement ou des catalyseurs qui réagissent avec les groupes époxyde
The epoxy resin according to the present invention contains a mesogen structure-bearing epoxy compound. The mesogen structure-bearing epoxy compound contains a first epoxy compound having one biphenyl structure in the molecule, and a second epoxy compound different from the first epoxy compound. The mass ratio (first epoxy compound:second epoxy compound) between the first epoxy compound and the second epoxy compound in the mesogen structure-bearing epoxy compound is 10:100 to 50:100.
Provided is an epoxy polymer, which has a mesogenic skeleton and a structural unit represented by general formula (A). In general formula (A), R5 each independently represent an alkyl group having 1-8 carbon atoms, and n represents an integer of 0-3.
An epoxy resin including an epoxy compound having a mesogenic structure. When a temperature-reducing step in which the temperature of the epoxy resin is reduced from 150°C to 30°C at a speed of 2°C/minute and a temperature-increasing step in which the temperature of the epoxy resin is increased from 30°C to 150°C at a speed of 2°C/minute are executed, in order, the maximum value for ?'2/?'1 is no more than 20 and ?'2 at 100°C is no more than 1,000 Pa·s, said ?'1 being dynamic shear viscosity ?'1 (Pa·s) measured in the temperature-reducing step in a temperature range of 30150°C and said ?'2 being shear viscosity ?'2 (Pa·s) measured in the temperature-increasing step at the same temperature as the measurement temperature for ?'1.
An epoxy resin including: a first epoxy compound having a mesogenic structure; and a second epoxy compound having at least two mesogenic structures that have the same mesogenic structure as the mesogenic structure of the first epoxy compound. The proportion of first epoxy compound relative to the entire epoxy resin, as obtained by liquid chromatography, is 40%50%.
A negative electrode material for a lithium-ion secondary battery, in which the negative electrode material includes a composite particle including a spherical graphite particle and plural graphite particles that have a compressed shape and that aggregate or are combined so as to have nonparallel orientation planes, and the negative electrode material has an R-value in a Raman measurement of from 0.03 to 0.10, and has a pore volume as obtained by mercury porosimetry of from 0.2 mL/g to 1.0 mL/g in a pore diameter range of from 0.1 um to 8 um.
The present invention provides a drum sputtering device capable of uniformly depositing target atoms onto the entirety of a granular body. The device is provided with: a vacuum container (2) in which a granular body is accommodated; a tubular drum (10) disposed inside the vacuum container (2), an end surface (10c) on at least one side of the tubular drum (10) being open; and a sputtering target (16) disposed inside the drum (10). It is possible to cause the tubular drum (10) to rotate around its axis using a support arm (11), a rotation drive motor (12), a swing drive motor (13), a first gear member (14), and a second gear member (15); and to cause the drum (10) to swing so that an end part (10e) on one side and an end part (10f) on another side are switched vertically relative to each other along the axial direction of the drum (10).
An anode material for a lithium ion secondary battery that includes a carbon material having an average interlayer spacing d002 as determined by X-ray diffraction of from 0.335 nm to 0.340 nm, a volume average particle diameter (50%D) of from 1 µm to 40 µm, a maximum particle diameter D max of 74µm or Jess, and at least two exothermic peaks within a temperature range of from 300°C to 1000°C in a differential thermal analysis in an air stream.
H01M 4/587 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx pour insérer ou intercaler des métaux légers
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
11.
NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY USING THE NEGATIVE ELECTRODE MATERIAL, AND LITHIUM ION SECONDARY BATTERY
Disclosed are: a negative electrode material for a lithium ion secondary battery, which enables the production of one having a smaller irreversible capacity. That is a negative electrode material for a lithium ion secondary battery having a carbon layer formed on a surface of a carbon material as a core, wherein (A) a carbon (002) plane has a plane distance of 3.40 to 3.70 .ANG. (by an XRD measurement), (B) a content ratio of the carbon layer to the carbon material is 0,005 to 0.1, (C) a specific surface area is 0.5 to 10.0 m2/g (by a nitrogen adsorption measurement at 77 K), and (D) a specific surface area Y (by carbon dioxide adsorption at 273 K) and a content ratio X of the carbon layer to the carbon material meet the requirement represented by a formula (I): 0 < Y < AX + 2.5 [A = 100]
Disclosed is a chloroprene polymer latex composition for water-based one-pack type adhesives having well-balanced initial adhesive force, contact properties, storage stability and spray coating properties, characterized by comprising 60-95 mass% (in terms of solid content) of a chloroprene polymer latex (A), 5-40 mass% (in terms of solid content) of an acrylic resin latex (B) containing an acrylic polymer having a glass transition temperature of -50 to 0oC, and 0.02-5 parts by mass (in terms of solid content), per 100 parts by mass (containing water) of the sum of said chloroprene polymer latex (A) and said acrylic resin latex (B), of a surfactant (C) represented by general formula (1): RO-(CH2CH2O)n-SO3M (1) wherein R represents an aliphatic alkyl group having 5 to 20 carbon atoms on average; M represents sodium or ammonium; and n (average) is from 2 to 60.
C09J 133/04 - Homopolymères ou copolymères d'esters
13.
CARBON PARTICLES FOR NEGATIVE ELECTRODE OF LITHIUM ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY
Disclosed are carbon particles for a negative electrode of a lithium ion secondary battery, the carbon particles having a pore volume of pores having a size of 2 x 10 to 2 x 10 4 .ANG., of 0.1 mug or less with respect to the mass of the carbon particles; having an interlayer distance d(002) of a graphite crystal as determined by an X-ray diffraction analysis, of 3.38 .ANG. or less; having a crystallite size Lc in the C-axis direction of 500 .ANG. or more; and having a degree of circularity of the particle cross-section in the range of 0.6 to 0.9. Therefore, the carbon particles for the negative electrode of the lithium ion secondary battery enables to have high capacity and have superior rapid charge characteristics, a negative electrode for a lithium ion secondary battery using the carbon particles, and a lithium ion secondary battery can be provided.
The invention relates to a composite material comprising carbon fibers and complex oxide par-ticles, wherein the carbon fibers and the complex oxide particles have a carbon coating on at least part of their surface, said carbon coating be-ing a non powdery coating The mate-rial is prepared by a method compris-ing mixing a complex oxide or pre-cursors thereof, an organic carbon precursor and carbon fibers, and sub-jecting the mixture to a heat treatment in an inert or reducing atmosphere for the decomposition of the precursors The material is useful as the cathode material in a battery
C04B 35/80 - Fibres, filaments, "whiskers", paillettes ou analogues
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/1397 - Procédés de fabrication d’électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
The invention relates to a composite electrode material consisting of a carbon coated complex oxide, fibrous carbon and a binder. Said material is prepared by a method which comprises co- grinding an active electrode material and fibrous carbon, and adding a binder to the co-grinded mixture to lower the viscosity of the mixture. The fibrous carbon is preferably vapor grown carbon fibers.
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