An optical member, including an adhesive layer, and a transmittance control layer and a base film sequentially on an upper surface of the adhesive layer, wherein the transmittance control layer includes a (meth)acrylic copolymer and a dye mixture, the dye mixture includes a first dye having a maximum absorption wavelength of 400 nm to 440 nm, a second dye having a maximum absorption wavelength of 480 nm to 520 nm, a third dye having a maximum absorption wavelength of 570 nm to 610 nm, and a fourth dye having a maximum absorption wavelength of 650 nm to 700 nm, and the (meth)acrylic copolymer is a copolymer of a monomer mixture including 50 mol % to 90 mol % of an alkyl group-containing (meth)acrylic monomer and 10 mol % to 50 mol % of an aromatic group-containing (meth)acrylic monomer, all mol % being based on 100 mol % of the monomer mixture.
G02B 1/04 - Éléments optiques caractérisés par la substance dont ils sont faitsRevêtements optiques pour éléments optiques faits de substances organiques, p. ex. plastiques
2.
ELECTRODE PLATE AND METHOD OF MANUFACTURING THE SAME
An electrode plate includes a substrate, an active material layer on the substrate, a hydrophobic coating layer on at least an edge of the active material layer, the hydrophobic coating layer having a hydrophobic functional group, and an insulating portion at a boundary between the active material layer and the substrate, the insulating portion covering at least a part of a side surface of the active material layer below the hydrophobic coating layer.
An electrode plate includes: a composite portion including an active material applied to a substrate; an uncoated portion in which no active material is applied to the substrate; and a tab coupled to the uncoated portion. The uncoated portion has an open area, and at least a portion of the tab overlaps with the open area.
H01M 50/536 - Connexions d’électrodes dans un boîtier de batterie caractérisées par le procédé de fixation des conducteurs aux électrodes, p. ex. soudage
H01M 4/70 - Supports ou collecteurs caractérisés par la forme ou la configuration
H01M 50/534 - Connexions d’électrodes dans un boîtier de batterie caractérisées par le matériau des conducteurs ou des languettes
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
A secondary battery includes an electrode assembly including a first electrode plate, a second electrode plate having a polarity different from the first electrode plate, and a separator between the first electrode plate and the second electrode plate, a case configured to accommodate the electrode assembly, and an adhesive member between the electrode assembly and the case, the adhesive member including a porous film.
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
An electrode for a rechargeable battery according to an embodiment of the present disclosure includes a substrate, and an active material layer formed on the substrate, the active material layer including a first region and a second region having respective porosities which are different from each other, wherein the porosity of the first region is greater than the porosity of the second region.
A laser welding apparatus for a secondary battery is provided, with the laser welding apparatus being configured such that a fixing force for a current collector of a secondary battery is improved. The laser welding apparatus reduces the likelihood of human errors and defects in a process of welding the current collector of the secondary battery.
A manufacturing method for an all-solid-state battery according to an embodiment includes a first step of coating a solid electrolyte membrane on a release film, a second step of pressing the release film coated with the solid electrolyte membrane onto a first electrode plate, and a third step of removing the release film while the solid electrolyte membrane is pressed onto the first electrode plate and stacking a second electrode plate on the solid electrolyte membrane.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
A method for estimating a cathode capacity of a battery and a battery recycling system utilizing the method are provided. A method for estimating a cathode capacity of a battery includes receiving first discharge data associated with a first discharge rate for a battery, receiving second discharge data associated with a second discharge rate for the battery, receiving third discharge data associated with a third discharge rate for the battery, and estimating the cathode capacity of the battery based on the first discharge rate, the second discharge rate, the third discharge rate, the first discharge data, the second discharge data, and the third discharge data, where the first discharge rate, the second discharge rate, and the third discharge rate may be different from each other.
G01R 31/388 - Détermination de la capacité ampère-heure ou de l’état de charge faisant intervenir des mesures de tension
B09B 3/40 - Destruction de déchets solides ou transformation de déchets solides en quelque chose d'utile ou d'inoffensif impliquant un traitement thermique, p. ex. évaporation
B09B 3/80 - Destruction de déchets solides ou transformation de déchets solides en quelque chose d'utile ou d'inoffensif impliquant une étape d'extraction
G01R 31/367 - Logiciels à cet effet, p. ex. pour le test des batteries en utilisant une modélisation ou des tables de correspondance
G01R 31/378 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge spécialement adaptées à un type de batterie ou d’accumulateur
H01M 10/54 - Récupération des parties utiles des accumulateurs usagés
The present disclosure relates to an electrode, and a technical problem to be solved is to provide an electrode capable of suppressing cracks from occurring in an uncoated portion. The present disclosure provides an electrode including: an electrode plate including a coated portion, which is a region in which an active material layer is applied on a substrate, and an uncoated portion, which is a region in which the active material layer is not applied on the substrate; a tab fixed to at least a part of the uncoated portion and protruding from the electrode plate; and a tape adjacent to the tab and attached onto the uncoated portion.
H01M 10/659 - Moyens de commande de la température associés de façon structurelle avec les éléments par stockage de la chaleur ou chaleur tampon, p. ex. capacité calorifique, changements ou transitions de phase liquide-solide
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
10.
SECONDARY BATTERY AND METHOD OF MANUFACTURING SAME
A secondary battery includes an electrode assembly including a first electrode and a second electrode, a receiving can having an open first side to receive the electrode assembly and which is electrically connected to the first electrode, a cap assembly covering the open first side of the receiving can to enclose the electrode assembly from outside and being electrically connected to the second electrode, a first tab including a first body coupled to the cap assembly and a first extension bent and extending from the first body, and an insulating layer coated on a first surface of the first extension facing an outer wall of the receiving can.
H01M 50/109 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique en forme de bouton ou plate
H01M 50/153 - Couvercles caractérisés par leur forme pour cellules en forme de bouton ou plate
H01M 50/533 - Connexions d’électrodes dans un boîtier de batterie caractérisées par la forme des conducteurs ou des languettes
H01M 50/534 - Connexions d’électrodes dans un boîtier de batterie caractérisées par le matériau des conducteurs ou des languettes
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
11.
METHOD AND DEVICE FOR DISPERSING CONDUCTIVE MATERIAL USING LASER ABLATION IN SOLUTION
A method for dispersing a conductive material using laser ablation in a solution according to embodiments of the present disclosure includes: a first step of introducing conductive material particles into the solution; a second step of irradiating the conductive material particles with a laser; a third step of generating a plasma within the solution to laser-ablate the conductive material particles; and a fourth step of dispersing the conductive material particles in the solution by the laser ablation.
An electrode assembly includes a first electrode, an outer separator on the first electrode, a second electrode on the outer separator, and an inner separator on the second electrode, wherein a protection member is at an end of one side of the first electrode, and a position of the protection member is at a curved portion of the first electrode in a wound state.
H01M 50/531 - Connexions d’électrodes dans un boîtier de batterie
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
A secondary battery includes: an electrode assembly including a first and second electrodes; a case having an opening at one side and accommodating the electrode assembly; and a cap assembly sealing the opening of the case. The cap assembly may comprise a cap plate joined to one side of the case where the opening may be formed and having an insertion hole, a terminal plate including a body portion positioned between the cap plate and the electrode assembly, and an insertion portion protruding from the body portion through the insertion hole, the terminal plate being electrically connected to the first electrode and the case being electrically connected to the second electrode, and an insulating member extended and disposed over at least a portion of a top surface of the cap plate and at least a portion of a top surface of the terminal plate exposed through the insertion hole.
H01M 50/588 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’extérieur des batteries, p. ex. les contacts incorrects des bornes ou des barres omnibus
H01M 50/153 - Couvercles caractérisés par leur forme pour cellules en forme de bouton ou plate
H01M 50/181 - Dispositions pour introduire des connecteurs électriques dans ou à travers des boîtiers adaptées à la forme des cellules pour des cellules en forme de bouton ou plate
H01M 50/184 - Éléments de scellement caractérisés par leur forme ou leur structure
H01M 50/188 - Éléments de scellement caractérisés par la position des éléments de scellement les éléments de scellement étant arrangés entre le couvercle et la borne
H01M 50/559 - Bornes adaptées aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
IUCF-HYU (Industry-University Cooperation Foundation Hanyang University) (République de Corée)
Inventeur(s)
Park, Keemin
Kim, Hyunhee
Myeong, Seungcheol
Song, Taeseup
Abrégé
Disclosed are a positive electrode, a preparation method thereof, and a rechargeable lithium battery including the positive electrode. The positive electrode includes a positive electrode current collector, a positive electrode active material layer on the positive electrode current collector, and a positive electrode coating layer between the positive electrode current collector and the positive electrode active material layer. The positive electrode coating layer includes a graphite-based material, a phosphorus-based extinguishing agent, and a binder, and the positive electrode coating layer includes about 1 part by weight to about 45 part by weight of the phosphorus-based extinguishing agent based on 100 parts by weight of a total of the graphite-based material and the phosphorus-based extinguishing agent.
Disclosed are an electrolyte solution for a rechargeable lithium battery, and a rechargeable lithium battery including the electrolyte solution. The electrolyte solution for the rechargeable lithium battery includes a non-aqueous organic solvent, a lithium salt, a first compound and a second compound.
H01M 10/0567 - Matériaux liquides caracterisés par les additifs
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/0568 - Matériaux liquides caracterisés par les solutés
H01M 10/0569 - Matériaux liquides caracterisés par les solvants
16.
ELECTRODE PLATE, SECONDARY BATTERY INCLUDING SAME, AND METHOD FOR MANUFACTURING SECONDARY BATTERY
Embodiments of the present disclosure may provide an electrode plate. The electrode plate includes: a mixture section where an active material is on a substrate; an uncoated section where the active material is not on the substrate; a tab coupled to the uncoated section; and a resin layer on the mixture section.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/0587 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure enroulés, c.-à-d. des électrodes positives enroulées, des électrodes négatives enroulées et des séparateurs enroulés
H01M 50/531 - Connexions d’électrodes dans un boîtier de batterie
H01M 50/586 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’intérieur des batteries p. ex. les contacts incorrects des électrodes
The present disclosure relates to an electrode for a rechargeable lithium battery and a rechargeable lithium battery including the electrode. The electrode for a rechargeable lithium battery includes a current collector, and an active material layer on the current collector. The current collector includes a base having a surface on which an irregular pattern is formed and a carbon material- and binder-containing layer laminated on the surface. The active material layer is on the carbon material- and binder-containing layer.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/133 - Électrodes à base de matériau carboné, p. ex. composés d'intercalation du graphite ou CFx
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/587 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx pour insérer ou intercaler des métaux légers
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
The present invention relates to a triazine compound according to formula I:
The present invention relates to a triazine compound according to formula I:
wherein L=phenylene or naphthylene and, wherein G1 has the formula 2:
The present invention relates to a triazine compound according to formula I:
wherein L=phenylene or naphthylene and, wherein G1 has the formula 2:
wherein G1 of formula 2 is linked to formula 1 to one position, selected from the positions marked by “{circle around (1)}, {circle around (2)}, and {circle around (4)}” and the compound is suitable for use as a layer material for electronic devices, and to an organic semiconductor layer comprising at least one compound according to formula 1, as well as to an organic electronic device comprising at least one organic semiconductor layer, and a method of manufacturing the same.
H10K 85/60 - Composés organiques à faible poids moléculaire
C07D 405/04 - Composés hétérocycliques contenant à la fois un ou plusieurs hétérocycles comportant des atomes d'oxygène comme uniques hétéro-atomes du cycle et un ou plusieurs hétérocycles comportant des atomes d'azote comme uniques hétéro-atomes du cycle contenant deux hétérocycles liés par une liaison directe de chaînon cyclique à chaînon cyclique
C07D 405/14 - Composés hétérocycliques contenant à la fois un ou plusieurs hétérocycles comportant des atomes d'oxygène comme uniques hétéro-atomes du cycle et un ou plusieurs hétérocycles comportant des atomes d'azote comme uniques hétéro-atomes du cycle contenant au moins trois hétérocycles
The present invention relates to an electrolyte for a lithium secondary battery and a lithium secondary battery comprising same. The electrolyte may include: a non-aqueous organic solvent; a lithium salt; and an additive, wherein the additive may be represented by chemical formula 1 or chemical formula 2. The details of chemical formula 1 and chemical formula 2 are as described in the specification.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/133 - Électrodes à base de matériau carboné, p. ex. composés d'intercalation du graphite ou CFx
H01M 4/134 - Électrodes à base de métaux, de Si ou d'alliages
20.
METHOD FOR MANUFACTURING SOLID ELECTROLYTE MEMBRANE, SOLID ELECTROLYTE MEMBRANE MANUFACTURED USING SAME, AND ALL-SOLID-STATE BATTERY COMPRISING SAME
The present invention relates to a method for manufacturing a solid electrolyte membrane, a solid electrolyte membrane manufactured using same, and an all-solid-state battery comprising same, and more specifically, the present invention comprises: forming a slurry by mixing a sulfide-based solid electrolyte, a binder, and a lithium salt; forming a first film by applying the slurry onto a substrate; forming a second film by performing a first drying process on the first film at a first temperature; and forming a third film by performing a second drying process on the second film at a second temperature, wherein the second temperature is higher than the first temperature.
002002) of a (002) peak of carbon, obtained by X-ray diffraction measurement of the amorphous carbon using a Cu-Kα line, is 4° or more and 6° or less, and the oxygen content of the amorphous carbon is 0.5 at% or more and 10 at% or less.
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
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/133 - Électrodes à base de matériau carboné, p. ex. composés d'intercalation du graphite ou CFx
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
Disclosed is a polymer electrolyte, the polymer electrolyte comprising: a crosslinked polymer comprising repeating units (A) derived from a crosslinkable monomer including an acrylate-based functional group; and an organic solvent containing a compound expressed by chemical formula 1 (chemical formula 1 is as described in the description of the invention).
The present invention is for achieving the technical objective of providing a quantum dot composition for providing: a quantum dot film having a uniform film thickness and low thickness variation; and a quantum dot film in which the coffee ring effect is reduced. Provided, in order to achieve said technical objective, are a quantum dot composition, a quantum dot film, and a display device, the quantum dot composition comprising: quantum dots; carboxylic acid having a melting point of 25°C or lower, and having a branched aliphatic hydrocarbon group; and a solvent.
C09K 11/02 - Emploi de substances particulières comme liants, revêtements de particules ou milieux de suspension
C09K 11/62 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes contenant du gallium, de l'indium ou du thalium
C09K 11/88 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes contenant du sélénium, du tellure ou des chalcogènes non spécifiés
C09K 11/89 - Substances luminescentes, p. ex. électroluminescentes, chimiluminescentes contenant des substances inorganiques luminescentes contenant du mercure
The present disclosure relates to an electrode assembly and an electrode assembly manufacturing method. The electrode assembly according to the present disclosure may comprise: a first electrode; a first electrode tab disposed on the first electrode; a separator; a second electrode; and a second electrode tab disposed on the second electrode, wherein an inner end of the first electrode tab is formed diagonally and can be disposed to be spaced apart from an inner end of the second electrode tab.
Provided are a polarizing plate and an optical display device comprising same, the polarizing plate comprising: a polarizer; and an optical film stacked on a light-exit surface of the polarizer, wherein the optical film has a front in-plane retardation of 6000 to 9000 nm at a wavelength of 550 nm, and the difference in retardation value according to equation 1 is 1500 to 2500 nm. [Equation 1] Difference in retardation values =│A - B│ (In equation 1, A is inclined in-plane retardation measured in the ground axis direction of the optical film at a wavelength of 550 nm by irradiating the optical film with light at +45° or -45°, and B is front in-plane retardation measured at a wavelength of 550 nm of the optical film.)
B32B 27/36 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyesters
26.
POSITIVE ELECTRODE FOR ALL-SOLID-STATE BATTERY, ALL-SOLID-STATE BATTERY COMPRISING SAME, AND METHOD FOR MANUFACTURING POSITIVE ELECTRODE FOR ALL-SOLID-STATE BATTERY
The present invention relates to a positive electrode for an all-solid-state battery, an all-solid-state battery comprising same, and a method for manufacturing a positive electrode for an all-solid-state battery and, more particularly, to a positive electrode for an all-solid-state battery comprising: a positive electrode current collector; a positive electrode active material layer disposed on the positive electrode current collector; and a porous film disposed within the positive electrode active material layer. The positive electrode active material layer has a first thickness (a), and the porous film is positioned within the positive electrode active material layer at a first distance (b) from the positive electrode current collector, and the first thickness (a) and the first distance (b) satisfy the relationship of formula 1. [formula 1] 0.5 ≤ b/a ≤ 0.8.
Aspects of the present disclosure relate to a secondary battery, and specifically, a secondary battery including a cap plate or a can having heterogeneous metal layers. To solve the technical problems herein, a secondary battery in accordance with embodiments of the present disclosure may include an electrode assembly comprising a positive electrode plate, a negative electrode plate, and a separator disposed between the positive electrode plate and the negative electrode plate, a can configured to provide a space for accommodating the electrode assembly, and a cap plate joined to an opening of the can and configured to form a through-hole, wherein the cap plate may include a first metal layer formed of a first metal and a second metal layer formed of a second metal different from the first metal, and the through-hole may be formed to pass through the first metal layer and the second metal layer.
An epoxy resin composition for encapsulation of multichip packages and a multichip package encapsulated using the epoxy resin composition for encapsulation of multichip packages, epoxy resin composition for encapsulation of multichip packages including an epoxy resin, a curing agent, an inorganic filler, a curing catalyst; and a first additive, wherein the first additive includes zinc cyanurate.
An apparatus for rolling an electrode plate, includes: a main rolling portion including a first rolling portion and a second rolling portion; an adjustment roller portion to be moved up and down and contact one surface of an electrode plate that has passed between the first rolling portion and the second rolling portion, the electrode plate including: a substrate; an active material coating portion on the substrate, the active material coating portion including an active material applied in a plurality of rows on the substrate; and a plurality of uncoated portions corresponding to areas of the substrate where the active material is not applied; and a plurality of pressing portions configured to press the uncoated portions, and located at a rear end of the main rolling portion with respect to a transfer direction of the electrode plate.
A battery tape includes: a first adhesive member configured to be attached to at least a portion of a first surface of a battery; and a second adhesive member extending from a side portion of the first adhesive member and configured to be attached to at least another portion of the battery. The first adhesive member has a 1_1th subregion and a 1_2th subregion having a lower adhesive force than the 1_1th subregion, and the 1_2th subregion is positioned in a region in contact with the second adhesive member.
H01M 50/264 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures pour des cellules ou des batteries, p. ex. cadres périphériques, courroies ou tiges
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
31.
ELECTROLYTE SOLUTION FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
Provided is an electrolyte solution for a rechargeable lithium battery and a rechargeable lithium battery including the same, and the electrolyte solution includes a non-aqueous organic solvent, a lithium salt, and an additive represented by Formula 1 as described herein.
H01M 10/0567 - Matériaux liquides caracterisés par les additifs
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/0568 - Matériaux liquides caracterisés par les solutés
H01M 10/0569 - Matériaux liquides caracterisés par les solvants
32.
SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME
A secondary battery includes: an electrode assembly including: a first electrode; a second electrode; and a separator between the first electrode and the second electrode, the first electrode and the second electrode being wound together with the separator therebetween; an electrode tab connected to the first electrode; a case having an opening at one side, and to accommodate the electrode assembly; and a cap assembly coupled to the one side of the case to seal the opening of the case, and including a terminal plate electrically connected to the electrode tab connected to the first electrode. The electrode tab includes a plurality of edges, and at least one of the plurality of edges is chamfered.
Examples of the present disclosure include a separator for a rechargeable lithium battery, a method of manufacturing the separator, an electrode assembly for a rechargeable lithium battery including the separator, and a rechargeable lithium battery including the separator. Examples of the present disclosure include a separator for a rechargeable lithium battery, the separator including a first area, and a second area located at each of both ends of the first area, wherein: Thickness increase rate of second area>MD heat shrinkage rate of second area, and: Thickness increase rate of second area>TD heat shrinkage rate of second area.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 50/403 - Procédés de fabrication des séparateurs, des membranes ou des diaphragmes
H01M 50/414 - Résines synthétiques, p. ex. thermoplastiques ou thermodurcissables
H01M 50/46 - Séparateurs, membranes ou diaphragmes caractérisés par leur combinaison avec des électrodes
H01M 50/463 - Séparateurs, membranes ou diaphragmes caractérisés par leur forme
34.
RESIST UNDERLAYER COMPOSITIONS AND METHODS OF FORMING PATTERNS USING THE COMPOSITIONS
A resist underlayer composition, a method of forming a pattern using the resist underlayer composition are provided. The resist underlayer composition includes solvent and a polymer including a structural unit represented by Chemical Formula 1, a structural unit represented by Chemical Formula 2, and a structural unit represented by Chemical Formula 3.
A resist underlayer composition, a method of forming a pattern using the resist underlayer composition are provided. The resist underlayer composition includes solvent and a polymer including a structural unit represented by Chemical Formula 1, a structural unit represented by Chemical Formula 2, and a structural unit represented by Chemical Formula 3.
G03F 7/11 - Matériaux photosensibles caractérisés par des détails de structure, p. ex. supports, couches auxiliaires avec des couches de recouvrement ou des couches intermédiaires, p. ex. couches d'ancrage
A secondary battery includes: an electrode assembly including a first electrode, a second electrode, and a separator wound between the first electrode and the second electrode, the electrode assembly having a through-hole in a core portion; a case to accommodate the electrode assembly inserted through an opening in one side of the case, the case including a first thread on a side surface of the opening; a cap assembly to seal the opening of the case, and including a cap plate having a sidewall portion comprising a second thread to correspond to the first thread; and a center pin located inside the through-hole, and to be stretched in a longitudinal direction.
H01M 50/166 - Couvercles caractérisés par le procédé d’assemblage des boîtiers avec des couvercles
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/152 - Couvercles caractérisés par leur forme pour des cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/534 - Connexions d’électrodes dans un boîtier de batterie caractérisées par le matériau des conducteurs ou des languettes
H01M 50/559 - Bornes adaptées aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/588 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’extérieur des batteries, p. ex. les contacts incorrects des bornes ou des barres omnibus
36.
HEAT INSULATING SHEET FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY MODULE INCLUDING THE SAME
The present disclosure relates to a heat insulating sheet for a rechargeable lithium battery and a rechargeable lithium battery module including the heat insulating sheet. The heat insulating sheet includes a first base layer, an aerogel-containing layer, and a second base layer that are laminated. The aerogel-containing layer includes a fibrous support, an aerogel, one or more of a phosphorus-based compound and a phosphorus-based ammonium compound, and a crosslinked product of a binder and a crosslinking agent. The binder includes an alcohol-based binder, and the crosslinking agent includes a polycarboxylic acid containing a sulfonic acid group (SO3H) or a salt thereof.
H01M 10/658 - Moyens de commande de la température associés de façon structurelle avec les éléments par isolation ou protection thermique
B32B 5/02 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par les caractéristiques de structure d'une couche comprenant des fibres ou des filaments
B32B 27/12 - Produits stratifiés composés essentiellement de résine synthétique adjacente à une couche fibreuse ou filamenteuse
F16L 59/02 - Forme ou configuration de matériaux isolants, avec ou sans revêtement formant un tout avec les matériaux isolants
37.
APPARATUS AND METHOD FOR MANUFACTURING SECONDARY BATTERY INCLUDING HORIZONTAL INSERT UNIT OF ELECTRODE ASSEMBLY
An apparatus and a method for manufacturing a secondary battery involve an electrode assembly being horizontally inserted into a case in a state in which the case and the electrode assembly are placed horizontally in order to prevent deformation of related parts such as a current collector due to the weight of the electrode assembly. The apparatus for manufacturing a secondary battery includes a horizontal insert unit in which a cap plate is assembled and which horizontally inserts a horizontally mounted electrode assembly into an opening of a horizontally mounted case.
A rolling system for the electrode plate substrate may include a pair of rolling rolls configured to roll an electrode plate substrate to which an active material is applied. Upstream guide rolls are disposed on an upstream side of the rolling rolls and configured to supply and guide the electrode plate substrate from an unwinder to the rolling rolls. Downstream guide rolls are disposed on a downstream side of the rolling rolls and configured to guide the rolled electrode plate substrate from the rolling rolls to a rewinder to be wound on the rewinder. Scratch rolls may be provided upstream and downstream of the rolling rolls to prevent formation of wrinkles in the electrode plate substrate.
An embodiment of the present disclosure provides an electrode assembly that includes a first electrode, a separator, and a second electrode and is wound with the first electrode, the separator, and the second electrode stacked, including: each of the first electrode and the second electrode includes a substrate; and an active material layer disposed on at least a portion of the substrate, and a portion of the substrate to which the active material layer is not applied is bent in an opposite direction to a wound center.
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/533 - Connexions d’électrodes dans un boîtier de batterie caractérisées par la forme des conducteurs ou des languettes
H01M 50/548 - Bornes caractérisées par la position des terminaux sur les cellules sur des côtés opposés de la cellule
The present disclosure relates to a secondary battery, and the objective of the present disclosure is to provide a secondary battery capable of reducing internal resistance between a terminal and an electrode and improving sealing force between components. A secondary battery according to one embodiment comprises: an electrode assembly including a first electrode and a second electrode; a case electrically connected to the first electrode while accommodating the electrode assembly, one surface thereof having a hole formed therein and the other surface thereof being open; a cap plate covering the opening of the case; and a rivet inserted into the first hole, fixed to the case through a welding portion, and electrically connected to the second electrode. Drawing_references_to_be_translated
H01M 50/198 - Éléments de scellement caractérisés par le matériau caractérisés par les propriétés physiques, p. ex. adhérence ou dureté
H01M 50/188 - Éléments de scellement caractérisés par la position des éléments de scellement les éléments de scellement étant arrangés entre le couvercle et la borne
H01M 50/559 - Bornes adaptées aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/59 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries caractérisés par les moyens de protection
H01M 50/567 - Bornes caractérisées par leur procédé de fabrication par des moyens de fixation, p. ex. vis, rivets ou boulons
The present invention relates to a sealed lithium secondary battery and a manufacturing method thereof. More specifically, a sealed lithium secondary battery of the present invention comprises: an electrode assembly including a positive electrode terminal and a negative electrode terminal; a first case for accommodating a first portion of the electrode assembly; a second case for accommodating the remaining second portion of the electrode assembly; and a first weld line formed along a boundary between the first case and the second case. The first portion has a first thickness, the second portion has a second thickness, the thickness of the electrode assembly is substantially equal to the sum of the first thickness and the second thickness, and the upper surface of the first case and the upper surface of the second case are welded and thus form a sealed upper surface, thereby forming a sealed upper surface.
H01M 50/169 - Couvercles caractérisés par le procédé d’assemblage des boîtiers avec des couvercles par soudage, brasage ou brasage tendre
H01M 50/55 - Bornes caractérisées par la position des terminaux sur les cellules sur le même côté de la cellule
H01M 50/536 - Connexions d’électrodes dans un boîtier de batterie caractérisées par le procédé de fixation des conducteurs aux électrodes, p. ex. soudage
H01M 50/533 - Connexions d’électrodes dans un boîtier de batterie caractérisées par la forme des conducteurs ou des languettes
42.
CELL STRUCTURE FOR ALL-SOLID-STATE BATTERY AND ALL-SOLID-STATE BATTERY COMPRISING SAME
The present invention relates to an all-solid-state battery. More specifically, the present invention relates to a lithium-sulfur all-solid-state battery comprising a unit cell comprising a positive electrode layer, a negative electrode layer, and a solid electrolyte layer between the positive electrode layer and the negative electrode layer, wherein the positive electrode active material layer contains a sulfide-based positive electrode active material, the positive electrode active material layer includes a body portion and an outer portion protruding outwards from the body portion, the outer portion has a bulging sidewall, the outer portion is spaced apart from the upper surface of the solid electrolyte layer, and the width in a first direction of the positive electrode active material layer is smaller than the width in the first direction of the solid electrolyte layer.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
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 4/1315 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx contenant des atomes d'halogène, p. ex. LiCoOxFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY) (République de Corée)
Inventeur(s)
Shin, Hyuksoo
Lee, Jungho
Kim, Wonjung
Sohn, Juhee
Park, Seungman
Yang, Jinhoon
Kim, Yunsik
Nah, Jaehou
Lee, Yun Jung
Lee, Seong Gyu
Kim, Kyu Seok
Abrégé
Disclosed is a negative electrode for a secondary battery, the negative electrode comprising: a negative electrode current collector; and an electrodeposition layer disposed on the negative electrode current collector, wherein the electrodeposition layer includes an amorphous carbon matrix and composite particles dispersed in the amorphous carbon matrix and containing crystalline carbon, and the weight ratio of the composite particles to the amorphous carbon matrix is 1:1 to 1:5.
The present invention relates to a device and method for manufacturing an all-solid-state battery, and an all-solid-state battery manufactured using same. More specifically, the device for manufacturing an all-solid-state battery comprises: an electrode supply unit including a first supply roll around which a first electrode is wound and a second supply roll around which a second electrode is wound, the second electrode comprising a plurality of second electrode tabs; a pressing unit for laminating the first electrode, which travels in a first direction, and the second electrode, which travels in the first direction, together to form an electrode laminate; and a notching unit for notching a first side of the first electrode to form a plurality of first electrode tabs.
H01M 50/536 - Connexions d’électrodes dans un boîtier de batterie caractérisées par le procédé de fixation des conducteurs aux électrodes, p. ex. soudage
B65H 19/10 - Changement de la bobine dans les mécanismes de déroulage ou en liaison avec les opérations de déroulage
B65H 35/04 - Délivrance d'articles à partir de machines à découper ou à perforer linéairementAppareils délivrant des articles ou des bandes, comportant des dispositifs pour couper ou perforer linéairement, p. ex. distributeurs de bande adhésive à partir de coupeuses ou de perforatrices transversales ou avec ces appareils
B65H 43/00 - Utilisation de dispositifs de commande de vérification ou de sécurité, p. ex. dispositifs automatiques comportant un élément pour détecter une variable
The present invention relates to a secondary battery in which the upper surface and lower surface of an electrode assembly have surface roughness, and thus the surface roughness of a surface in contact with the upper surface and lower surface of the electrode assembly can be increased in a current collector plate to reduce contact resistance. A secondary battery according to one embodiment of the present invention comprises: an electrode assembly including a first electrode plate, a separator, and a second electrode plate; a case accommodating the electrode assembly and having an open lower end part; a terminal passing through and coupled to an upper surface part of the case; a first current collector plate interposed between the upper surface of the electrode assembly and the case and electrically connecting the first electrode plate and the terminal; and a cap plate sealing the lower end part of the case, wherein the surface roughness of the lower surface of the first current collector plate is greater than the surface roughness of the upper surface of the first current collector plate.
H01M 50/179 - Dispositions pour introduire des connecteurs électriques dans ou à travers des boîtiers adaptées à la forme des cellules pour des cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/533 - Connexions d’électrodes dans un boîtier de batterie caractérisées par la forme des conducteurs ou des languettes
H01M 50/559 - Bornes adaptées aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/152 - Couvercles caractérisés par leur forme pour des cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
The present invention relates to a secondary battery in which, because the top surface and the bottom surface of an electrode assembly have surface roughness, protrusions with increased surface roughness are provided on surfaces of a current collecting plate in contact with the top surface and the bottom surface of the electrode assembly, thereby enhancing contact force and thus reducing contact resistance. For example, disclosed is a secondary battery comprising: an electrode assembly including a first electrode plate, a separator, and a second electrode plate; a case accommodating the electrode assembly; a terminal passing through the case; and a first current collecting plate disposed between the top surface of the electrode assembly and the case and electrically connecting the first electrode plate to the terminal, wherein the first current collecting plate includes: a bottom surface in contact with the top surface of the electrode assembly; and a top surface opposite to the bottom surface. The bottom surface of the first current collecting plate includes protrusions protruding toward the electrode assembly, and the surface roughness of the protrusions is greater than the surface roughness of the top surface of the first current collecting plate.
H01M 50/538 - Connexions de plusieurs conducteurs ou languettes d’électrodes empilées enroulées ou pliées
H01M 10/0587 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure enroulés, c.-à-d. des électrodes positives enroulées, des électrodes négatives enroulées et des séparateurs enroulés
H01M 50/559 - Bornes adaptées aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/152 - Couvercles caractérisés par leur forme pour des cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
47.
CENTRIFUGAL PRESSURIZER FOR BATTERY, AND ALL-SOLID-STATE BATTERY MANUFACTURING METHOD USING SAME
The present invention relates to a centrifugal pressurizing container, a centrifugal pressurizer comprising same, and an all-solid-state battery manufacturing method using same. More specifically, the centrifugal pressuring container comprises: a container body having an accommodation part formed on the inner surface of a sidewall thereof, the accommodation part having an electrode stack loaded thereon; and a fixing member for fixing the electrode stack, wherein the container body is formed such that pressure is applied to the accommodation part by rotation.
The present invention relates to a film for manufacturing an all-solid-state battery, and more specifically, comprises: a base film; a main film on top of the base film; and a protective film on top of the main film, wherein the base film includes a first adhesive surface to which the main film is adhered, the main film includes a second adhesive surface to which the protective film is adhered, and the second adhesive surface has greater adhesive strength than the first adhesive surface.
C09J 7/20 - Adhésifs sous forme de films ou de pellicules caractérisés par leur support
C09J 7/30 - Adhésifs sous forme de films ou de pellicules caractérisés par la composition de l’adhésif
C09J 7/40 - Adhésifs sous forme de films ou de pellicules caractérisés par des couches antiadhésives
B65H 43/04 - Utilisation de dispositifs de commande de vérification ou de sécurité, p. ex. dispositifs automatiques comportant un élément pour détecter une variable détectant ou réagissant à la présence des articles défectueux
B65H 37/04 - Appareils délivrant des articles ou des bandes, comportant des dispositifs pour exécuter des opérations auxiliaires particulières pour fixer ensemble des articles ou des bandes, p. ex. par adhésifs, piqûre ou brochage
49.
DEVICE FOR MANUFACTURING ALL-SOLID-STATE BATTERY, AND METHOD FOR MANUFACTURING ALL-SOLID-STATE BATTERY USING SAME
The present invention relates to a device for manufacturing an all-solid-state battery and, more specifically, comprises: an electrode supply unit for supplying monocells; a transfer unit for transferring the monocells in a second direction; and a pressing unit configured to press the monocells which are being transferred, comprising a first pressing roller and a second pressing roller spaced apart from each other in the second direction, wherein the first pressing roller is configured to partially press the monocells and the second pressing roller is configured to entirely press the monocells.
B65H 5/02 - Transfert des articles retirés des pilesAlimentation des machines en articles par courroies ou chaînes
B65H 5/08 - Transfert des articles retirés des pilesAlimentation des machines en articles par pinces, p. ex. des pinces à ventouses
B65H 5/36 - Guides ou lissoirs pour articles, p. ex. mobiles pendant le travail
B65G 47/90 - Dispositifs pour saisir et déposer les articles ou les matériaux
B30B 3/04 - Presses caractérisées par l'emploi d'organes de pression rotatifs, p. ex. rouleaux, anneaux, disques les organes rotatifs coopérant entre eux, p. ex. cônes associés
The present invention relates to a solid electrolyte membrane for an all-solid-state battery, and a solid electrolyte membrane manufacturing method, and, more specifically, comprises a sulfide-based solid electrolyte, a first binder, a second binder and a lithium salt. The second binder is different from the first binder, the first binder forms a composite with the lithium salt, and the sulfide-based solid electrolyte comprises first particles and second particles. The second binder is bound to the surface of each of the first particle and the second particle, and the first binder is bound to the second binder on the first particles and the second binder on the second particles.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
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 4/134 - Électrodes à base de métaux, de Si ou d'alliages
H01M 4/133 - Électrodes à base de matériau carboné, p. ex. composés d'intercalation du graphite ou CFx
C01B 25/14 - Composés de phosphore et de soufre, sélénium ou tellure
51.
COMPOUND, ANTIREFLECTION FILM COMPRISING THE SAME AND DISPLAY DEVICE
Provided are a compound represented by Chemical Formula 1, an antireflection film including the same, and a display device including the antireflection film.
Provided are a compound represented by Chemical Formula 1, an antireflection film including the same, and a display device including the antireflection film.
Provided are a compound represented by Chemical Formula 1, an antireflection film including the same, and a display device including the antireflection film.
(In Chemical Formula 1, each substituent is the same as defined in the detailed description.)
C09J 7/24 - Matières plastiquesMatières plastiques métallisées à base de composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone
The present disclosure relates to a manufacturing method of an all-solid-state battery, and the manufacturing method of the all-solid-state battery of an embodiment includes supplying a reel-type mechanical structure sheet by partitioning a corresponding member having a blank corresponding to a positive electrode of a battery cell and a buffering part corresponding to the outside of the battery cell by repetition of a cutting line and a non-cut part; placing a magazine-type positive electrode on the blank; supplying a first solid electrolyte/negative electrode sheet and a second solid electrolyte/negative electrode sheet in a reel type by attaching a solid electrolyte and a negative electrode to the lower and upper parts of the mechanical structure sheet on which the positive electrode is assembled; pre-laminating the first solid electrolyte/negative electrode sheet, the mechanical structure sheet on which the positive electrode is assembled, and the second solid electrolyte/negative electrode sheet; and separating bi-cells by cutting a pre-laminated first laminate under pressure.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
Provided are a positive electrode for an all-solid-state battery, and a positive electrode composition, and an all-solid-state battery including the positive electrode, the positive electrode including a current collector, and a positive electrode active material layer on the current collector, wherein the positive electrode active material layer includes a positive electrode active material, a sulfide-based solid electrolyte, a binder, a conductive material, a first compound and a second compound.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
A secondary battery includes a case with an opening, an electrode assembly accommodated in the case, a cap plate bonded to the opening, and a degassing device bonded to a gas discharge hole formed in one of the case and the cap plate to discharge gas inside the case, wherein the degassing device includes a central portion exposed to an outside of the case through an opening of the gas discharge hole, a bonding portion bonded to a circumferential periphery of the gas discharge hole, a peripheral portion that is a surface for connecting the bonding portion and the central portion, a notch formed as a groove in the peripheral portion along an outline formed by the bonding portion, and two or more hinges formed as grooves on a line defined by the notch.
A secondary battery includes an electrode assembly including a first electrode plate on which a first current collection tab is formed and a second electrode plate on which a second current collection tab is formed. A case accommodates the electrode assembly. A cap assembly is formed at a side of the case. An insulating member is disposed between the cap assembly and the electrode assembly. The first current collection tab is directly connected to an electrode terminal that passes through the cap assembly. At least one of the first current collection tab and the second current collection tab passes through the insulating member.
A secondary battery including: a case having an opening at one end portion; an electrode assembly accommodated in the case; a current collector electrically connected to the electrode assembly; and a terminal electrically connected to the current collector. The current collector includes a conductive boss connected to the terminal, and the conductive boss includes a multi-stage shape portion protruding toward the terminal. The terminal has a through-hole into which the conductive boss is inserted and which has a shape corresponding to the multi-stage shape portion.
H01M 50/533 - Connexions d’électrodes dans un boîtier de batterie caractérisées par la forme des conducteurs ou des languettes
H01M 50/528 - Connexions électriques fixes, c.-à-d. non prévues pour être déconnectées
H01M 50/536 - Connexions d’électrodes dans un boîtier de batterie caractérisées par le procédé de fixation des conducteurs aux électrodes, p. ex. soudage
A defective cell detection method includes: performing at least one of a charge or a discharge of a cell so that a state of charge (SOC) of the cell falls within a range; obtaining first charge/discharge data including voltage and temperature information during the charge or the discharge of the cell; calculating an entropy value of the cell based on the first charge/discharge data; estimating a state of a graphite interface of the cell based on the calculated entropy value; and determining whether or not the cell is defective based on the estimated state of the graphite interface of the cell.
G01R 31/392 - Détermination du vieillissement ou de la dégradation de la batterie, p. ex. état de santé
G01R 31/378 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge spécialement adaptées à un type de batterie ou d’accumulateur
G01R 31/385 - Dispositions pour mesurer des variables des batteries ou des accumulateurs
A spring for a battery system includes: a main body having a first spring action side, a second spring action side opposite to the first spring action side in a spring action direction, a first side, and a second side opposite to the first side. The main body has a V-shaped opening including a plurality of leg openings extending through the main body in a thickness direction of the main body and a pair of slot openings extending through the main body in the thickness direction. The V-shaped opening is oriented such that the plurality of leg openings are symmetric with respect to a central axis of the main body, which is parallel to the spring action direction, and the pair of slot openings respectively extend from the first side and the second side of the main body toward the central axis.
H01M 50/503 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie caractérisées par la forme des interconnecteurs
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
H01M 50/262 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures
H01M 50/507 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie comprenant un arrangement de plusieurs barres omnibus réunies dans une structure de conteneur, p. ex. modules de barres omnibus
H01M 50/514 - Procédés pour interconnecter les batteries ou cellules adjacentes
A battery cell mounting apparatus include: a spacer having a shape corresponding to shapes of sides of a plurality of battery cells and configured to support the sides of the plurality of battery cells; and a plurality of electrode tabs configured to electrically connect the plurality of battery cells. One of the electrode tabs is inserted into the spacer and formed integrally with the spacer.
H01M 50/213 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/503 - Interconnecteurs pour connecter les bornes des batteries adjacentesInterconnecteurs pour connecter les cellules en dehors d'un boîtier de batterie caractérisées par la forme des interconnecteurs
60.
NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
Disclosed are negative electrodes and rechargeable lithium batteries including a negative electrode. The negative electrode includes a negative electrode current collector and a negative electrode active material layer on the negative electrode current collector. The negative electrode active material layer includes a first active material layer, a second active material layer, and a third active material layer that are stacked on the negative electrode current collector. At least one of the first, second, and third active material layer includes crystalline carbon. The second active material layer further includes a silicon-containing particle and a high-elasticity binder. The high-elasticity binder is an acrylic copolymer.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
A secondary battery includes an electrode assembly having a first electrode plate, a separator, and a second electrode plate; a case accommodating the electrode assembly is and the lower end of the case is open; terminals penetrating the upper surface of the case; a first current collector plate between the upper surface of the electrode assembly and the case and electrically connecting the first electrode plate and the terminals; and a cap plate sealing the lower end of the case. In the first current collector plate, the surface roughness of the lower surface of the first current collector plate is greater than that of the upper surface.
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/152 - Couvercles caractérisés par leur forme pour des cellules ayant une section transversale courbée, p. ex. ronde ou elliptique
H01M 50/167 - Couvercles caractérisés par le procédé d’assemblage des boîtiers avec des couvercles par sertissage
H01M 50/186 - Éléments de scellement caractérisés par la position des éléments de scellement
H01M 50/536 - Connexions d’électrodes dans un boîtier de batterie caractérisées par le procédé de fixation des conducteurs aux électrodes, p. ex. soudage
H01M 50/548 - Bornes caractérisées par la position des terminaux sur les cellules sur des côtés opposés de la cellule
H01M 50/583 - Dispositifs ou dispositions pour l’interruption du courant en réponse au courant, p. ex. fusibles
62.
CONDUCTIVE MATERIAL DISPERSED LIQUID, ELECTRODE COMPOSITION, ELECTRODE FOR RECHARGEABLE LITHIUM BATTERIES, AND RECHARGEABLE LITHIUM BATTERIES
Disclosed are conductive material dispersion liquid including nanocarbon, a fluorine-containing lithium salt, a solvent, an electrode composition, an electrode for a rechargeable lithium battery, and a rechargeable lithium battery.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
63.
ELECTROLYTE SOLUTION FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
Examples of the disclosure include an electrolyte solution for a rechargeable lithium battery, and a rechargeable lithium battery including the electrolyte solution. The electrolyte solution includes a non-aqueous organic solvent, a lithium salt, a first additive, and a second additive capable of ring-opening the first additive, and the content ratio of the second additive to the first additive is about 1 to about 3.
H01M 10/0567 - Matériaux liquides caracterisés par les additifs
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
Example embodiments include electrodes, rechargeable lithium batteries including the electrodes, and methods of manufacturing the electrodes. The electrode for a rechargeable lithium battery includes a current collector, an active material layer on at least one surface of the current collector, and a porous film in the active material layer. The rechargeable lithium battery includes the electrode mentioned above. The method of manufacturing the electrode includes providing a preliminary porous film, and providing an active material on the preliminary porous film to form a porous film and a second preliminary active material layer.
Disclosed are electrolyte, electrolyte additives, and rechargeable lithium batteries. The electrolyte comprises a non-aqueous organic solvent, a lithium salt, and an additive. The additive includes a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2. A detailed description of Chemical Formulae 1 and 2 is provided in this disclosure.
H01M 10/0567 - Matériaux liquides caracterisés par les additifs
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 10/0568 - Matériaux liquides caracterisés par les solutés
H01M 10/0569 - Matériaux liquides caracterisés par les solvants
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
66.
BATTERY OVERCHARGING PREVENTION DEVICE AND METHOD, AND BATTERY PACK
A battery overcharging prevention device includes a bypass circuit configured to bypass a current flowing into each of first to Nth battery modules that are connected in parallel (N being a natural number greater than or equal to 2) wherein each one of the first to Nth battery modules includes a plurality of battery cells connected in series; and a processor configured to prevent overcharging caused by charging and discharging performed between the first to Nth battery modules, wherein the processor is configured to detect a target battery module of the first to Nth battery modules in which an abnormal battery cell is present based on a voltage change in each of the battery cells in the first to Nth battery modules, and to prevent overcharging of the target battery module by bypassing the current flowing into the target battery module through the bypass circuit.
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 50/209 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules prismatiques ou rectangulaires
A secondary battery and a battery module including the same are disclosed. A secondary battery includes an electrode assembly, a case accommodating the electrode assembly, a cap plate coupled to the case, a first insulating member around an outer side surface of the case, and a first open hole passing through the first insulating member and exposing the outer side surface of the case.
H01M 50/291 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par des éléments d’espacement ou des moyens de positionnement dans les racks, les cadres ou les blocs caractérisés par leur forme
H01M 50/103 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique prismatique ou rectangulaire
H01M 50/15 - Couvercles caractérisés par leur forme pour des cellules prismatiques ou rectangulaires
H01M 50/209 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules caractérisés par leur forme adaptés aux cellules prismatiques ou rectangulaires
H01M 50/242 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries contre les vibrations, les collisions ou le gonflement
Disclosed are positive electrode active materials and rechargeable lithium batteries including the positive electrode active materials. The positive electrode active materials comprise a first particle including a first lithium composite oxide having a spinel crystal structure, a second particle including a second lithium composite oxide having a layered crystal structure, and a third particle including a third lithium composite oxide having a layered crystal structure. An average particle diameter of the second particle is greater than an average particle diameter of the third particle. The first particle has a first weight ratio relative to a total weight of the first, second, and third particles. The second particle has a second weight ratio relative to the total weight. The third particle has a third weight ratio relative to the total weight. The first weight ratio is greater than a sum of the second weight ratio and the third weight ratio.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
A rechargeable lithium battery includes a first electrode assembly including a first positive electrode, a first separator, and a first negative electrode, the first positive electrode including a first positive electrode active material including a lithium nickel-based composite oxide. The rechargeable lithium battery also includes a second electrode assembly including a second positive electrode, a second separator, and a second negative electrode, the second positive electrode including a second positive electrode active material including a lithium iron phosphate-based compound. A case accommodates the first electrode assembly and the second electrode assembly. At least one of the first positive electrode and the second positive electrode includes activated carbon.
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/583 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 10/0587 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure enroulés, c.-à-d. des électrodes positives enroulées, des électrodes négatives enroulées et des séparateurs enroulés
70.
RESIST UNDERLAYER COMPOSITIONS AND METHODS OF FORMING PATTERNS USING THE COMPOSITIONS
Disclosed are a resist underlayer composition, and a method of forming a photoresist pattern using the resist underlayer composition. The resist underlayer composition includes a polymer including a structural unit represented by Chemical Formula 1, and a solvent. The definition of Chemical Formula 1 is as described in the specification.
Disclosed are a resist underlayer composition, and a method of forming a photoresist pattern using the resist underlayer composition. The resist underlayer composition includes a polymer including a structural unit represented by Chemical Formula 1, and a solvent. The definition of Chemical Formula 1 is as described in the specification.
G03F 7/11 - Matériaux photosensibles caractérisés par des détails de structure, p. ex. supports, couches auxiliaires avec des couches de recouvrement ou des couches intermédiaires, p. ex. couches d'ancrage
G03F 7/36 - Dépouillement selon l'image non couvert par les groupes , p. ex. utilisant un courant gazeux, un plasma
71.
METHOD FOR RECOVERING ORGANIC SOLVENT FROM LIQUID WASTE FROM ALL-SOLID-STATE BATTERY PROCESS, AND APPARATUS FOR RECOVERING SAME
The present invention relates to a method for recovering an organic solvent from a liquid waste generated in a process of manufacturing an all-solid-state battery, and an apparatus for recovering the organic solvent. More specifically, the method comprises: preparing a first raw material solution containing a cathode active material, a solid electrolyte, and a solvent, from a liquid waste generated in a process of manufacturing an all-solid-state battery; forming a second raw material solution by mixing the first raw material solution and a viscosity modifier; forming a third raw material solution by removing the cathode active material from the second raw material solution; and extracting the solvent of the third raw material solution from the third raw material solution. The removal of the cathode active material uitilizes the difference in particle size between the cathode active material and the solid electrolyte.
H01M 10/54 - Récupération des parties utiles des accumulateurs usagés
B09B 3/80 - Destruction de déchets solides ou transformation de déchets solides en quelque chose d'utile ou d'inoffensif impliquant une étape d'extraction
B09B 3/30 - Destruction de déchets solides ou transformation de déchets solides en quelque chose d'utile ou d'inoffensif impliquant un traitement mécanique
The present invention relates to an anode for a secondary battery. More specifically, the present invention relates to an anode comprising: an anode current collector; an ion-conductive coating layer disposed on the anode current collector; and a cathode coating layer disposed on the ion-conductive coating layer.
The present invention relates to an all-solid-state battery and, more specifically, to an all-solid-state battery including: a cell stack including a plurality of stacked unit cells; and a spring pad provided on at least one of a lower part and an upper part of the cell stack. The spring pad includes a plate and a plurality of springs on the plate, each of the plurality of springs includes a first spring having a first diameter and a second spring having a second diameter smaller than the first diameter, and the second spring is positioned inside the first spring.
The present invention relates to an all-solid rechargeable battery comprising an anode, a solid electrolyte layer and a cathode, which are stacked, wherein a cathode active material layer and/or the solid electrolyte layer is formed of a plurality of segments, and a flexible partition wall disposed outside each of the segments is provided to impart flexibility to the all-solid rechargeable battery.
Provided is an elastic sheet that has sufficient flame retardancy and is capable of repeatedly absorbing volume changes caused by expansion and contraction of an all-solid-state secondary battery. The elastic sheet for an all-solid-state secondary battery buffers volume changes caused by expansion and contraction of the all-solid-state secondary battery and is composed of a closed-cell foam formed of a fluorine-based elastomer, wherein the porosity of the foam is 40% or more and 70% or less.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 50/242 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries contre les vibrations, les collisions ou le gonflement
Provided are a polarizing plate and an optical display device comprising same, the polarizing plate comprising: a polarizer; and a retardation layer stacked on one surface of the polarizer and including a negative B layer and a positive B layer, wherein the negative B layer is disposed between the polarizer and the positive B layer, the negative B layer has an in-plane retardation of 30-130 nm and a degree of biaxiality of 2.5-4.5 at a wavelength of 550 nm, the positive B layer has an in-plane retardation of 100-190 nm and a degree of biaxiality of -1.5 to -0.5 at a wavelength of 550 nm, and, with respect to a light absorption axis of the polarizer, a slow axis of the negative B layer forms an angle of -1° to 1° and a slow axis of the positive B layer forms an angle of 89° to 91°.
Provided are a polarizing plate and an optical display device comprising same, the polarizing plate comprising: a polarizer; and a retardation layer stacked on one surface of the polarizer and including a positive B layer and a negative B layer, wherein the positive B layer is disposed between the polarizer and the negative B layer, the positive B layer has an in-plane retardation of 110 to 180 nm and a degree of biaxiality of -1.5 to -0.5 at a wavelength of 550 nm, the negative B layer has an in-plane retardation of 40 to 120 nm and a degree of biaxiality of 2.5 to 4.0 at a wavelength of 550 nm, and with respect to a light absorption axis of the polarizer, a slow axis of the positive B layer forms -1 to 1° and a slow axis of the negative B layer forms 89 to 91°.
The present invention relates to an organic electroluminescent device comprising a p-type dopant of formula (I) and a p-type dopant of formula (II), and a display device comprising the organic electroluminescent device.
A polarizing plate and an optical display apparatus are provided. The polarizing plate includes a polarizer; and a retardation layer including a laminate of a positive C layer and a negative B layer and stacked on one surface of the polarizer, wherein the negative B layer has a degree of biaxiality of 1.5 or more at a wavelength of 550 nm, and the negative B layer has a Raman spectrum value of 10.20 or more as defined by Equation 1 in the disclosure.
NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING THE NEGATIVE ELECTRODE ACTIVE MATERIAL, RECHARGEABLE LITHIUM BATTERY INCLUDING THE NEGATIVE ELECTRODE ACTIVE MATERIAL, AND METHOD OF PREPARING THE NEGATIVE ELECTRODE ACTIVE MATERIAL
A negative electrode active material includes a core containing a first amorphous carbon and a shell on the core. The shell includes a first shell on the core, with the first shell including a crystalline carbon. The shell also includes a second shell on the first shell, with the second shell including a second amorphous carbon. A ratio of a D/G value of the core to a DIG value of the shell including the first shell and the second shell is about 1.4 to about 15.
The present disclosure relates to an apparatus and method for diagnosing deterioration of a memory, and is directed to providing an apparatus and method for diagnosing a memory, the apparatus capable of diagnosing a degree of deterioration of a memory among circuit components constituting a battery pack, and predicting and managing a lifespan of the memory based on the diagnosis result. The present disclosure provides a configuration that calculates a state of health (SOH) of the memory based on one or more of an erase count of data written to the memory, an erase time required to erase the data written to the memory, a write error count when writing the data to the memory, and a write time required to write the data to a memory cell, and determines the remaining lifespan according to the SOH.
A secondary battery includes a case with an opening therein, an electrode assembly accommodated in the case, a cap plate bonded to the opening of the case, a degassing device bonded to a gas discharge hole in one of the case and the cap plate to discharge gas from inside the case, wherein the degassing device includes a central portion exposed to an outside of the case through the gas discharge hole, a bonding portion bonded to a circumferential periphery of the gas discharge hole, a peripheral portion that is a surface for connecting the bonding portion and the central portion, a notch in the peripheral portion along an outline of the bonding portion, a main hinge on a line defined by the notch, and one or more sub-hinges parallel to the main hinge at one or more locations spaced apart from the main hinge.
A secondary battery includes: an electrode assembly; a can having an inner space to accommodate the electrode assembly, and including a first side that is opened; a cover plate connected to the opened first side of the can, and having a through-hole; a terminal cap connected to the cover plate to cover the through-hole; and a connecting member to guide gas generated from the electrode assembly to be discharged from the inner space to the outside. At least a portion of the connecting member is located between the cover plate and the terminal cap.
A battery attachment tape comprises an adhesive portion positioned on a first surface of the battery attachment tape. The adhesive portion comprises an adhesive region having an adhesive strength for attachment to at least a portion of one surface of a battery cell and a non-adhesive region having no adhesive strength, and the non-adhesive region is formed at at least one corner of the adhesive portion.
H01M 50/264 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures pour des cellules ou des batteries, p. ex. cadres périphériques, courroies ou tiges
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
85.
COMPOSITE SUBSTRATE, ELECTRODE ASSEMBLY USING SAME, AND METHOD OF MANUFACTURING THE ELECTRODE ASSEMBLY
A composite substrate comprises a polymer substrate, a first metal layer disposed on a first surface of the polymer substrate, and a second metal layer disposed on a second surface of the polymer substrate opposite the first surface, wherein the first metal layer and the second metal layer comprise different materials, and either the first metal layer or the second metal layer has a smaller thickness than the polymer substrate in a first direction.
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/70 - Supports ou collecteurs caractérisés par la forme ou la configuration
86.
METHOD OF ESTIMATING NEGATIVE ELECTRODE OF BATTERY AND BATTERY SYSTEM USING SAME
A method of estimating negative electrode safety by at least one processor includes receiving, by the at least one processor, first charge data for at least one cell from a voltage sensor, receiving, by the at least one processor, second charge data for the at least one cell from the voltage sensor, and estimating, by the at least one processor, negative electrode safety for the at least one cell based on the first charge data and the second charge data, wherein the first charge data and the second charge data have different charge rates.
A method of controlling power of a battery of an electric vehicle includes receiving at least one of a brake signal or an accelerator pedal signal from at least one of a brake or an accelerator pedal, determining whether at least one of the brake signal or the accelerator pedal signal satisfies a power cut-off condition, and generating an emergency output cut-off signal in response to the power cut-off condition being satisfied.
B60L 58/10 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des batteries
88.
BATTERY DEVICE, OPERATING METHOD THEREOF, AND BATTERY PACK
A battery device includes a first switch connected to an uppermost node of a plurality of battery cells of a battery module that are serially connected, a second switch connected to a lowermost node of the plurality of battery cells, a capacitor connected between the first switch and the second switch, and a processor configured to control an on-off operation of each of the first and second switches to control voltage charging of the capacitor by a charging current from the plurality of battery cells, wherein a voltage charged in the capacitor functions as an operating voltage of the processor.
The present invention relates to an organic light emitting diode and a display device comprising the same. The invention further relates to a compound which can be used in the organic light emitting diode.
H10K 50/17 - Couches d'injection des porteurs de charge
H10K 85/60 - Composés organiques à faible poids moléculaire
90.
PRETREATMENT METHOD OF ALL-SOLID-STATE BATTERY FOR RECYCLING, PRETREATMENT DEVICE THEREOF, AND METHOD FOR RECOVERING POSITIVE ELECTRODE ACTIVE MATERIAL PRECURSOR AND SOLID ELECTROLYTE USING SAME
The present invention relates to a pretreatment method of an all-solid-state battery. More specifically, the method comprises: immersing waste of an all-solid-state battery in oil; physically decomposing the waste in a state of being immersed in oil; and obtaining the decomposed product. The waste is at least one of a battery cell, a battery module, a battery pack, and a process scrap. The oil includes at least one selected from mineral oil, silicone oil, vegetable oil, and synthetic oil.
The present invention relates to a lithium salt for an all-solid-state battery, a solid electrolyte membrane comprising same, and an all-solid-state battery comprising same, and, more specifically, the lithium salt has an asymmetric structure of structural formula 1.
The present invention relates to an electrode assembly for an all-solid-state battery. More specifically, the electrode assembly comprises: a unit cell comprising a positive electrode comprising a sulfide-based positive electrode active material, a solid electrolyte layer comprising a sulfide-based solid electrolyte, and a negative electrode; and an elastic layer disposed on at least one side of the unit cell.
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
93.
METHOD FOR PREPARING ANODE SLURRY FOR ALL-SOLID-STATE BATTERY, ANODE FOR ALL-SOLID-STATE BATTERY PREPARED USING SAME, AND ALL-SOLID-STATE BATTERY COMPRISING SAME
The present invention relates to a method for preparing an anode slurry for an all-solid-state battery, an anode for an all-solid-state battery, prepared using same, and an all-solid-state battery comprising same and, more specifically, to a method for preparing an anode slurry for an all-solid-state battery, an anode for an all-solid-state battery, prepared using same, and an all-solid-state battery comprising same, the method comprising: mixing an anode material and a first thickener including a first binder and a first solvent to form a first mixture; dispersing the first mixture to form a dispersion; mixing the dispersion with a second thickener including a second binder and a second solvent to form a second mixture; and mixing the second mixture with a polymer, wherein the first thickener is added in a first addition amount, the second thickener is added in a second addition amount, and a ratio of the first addition amount to the total of the first addition amount and the second addition amount is 40-80%.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
94.
SOLID ELECTROLYTE AND ALL-SOLID-STATE BATTERY COMPRISING SAME
The present invention relates to a sulfide-based solid electrolyte and an all-solid-state battery comprising same. More specifically, the sulfide-based solid electrolyte comprises core particles and shell particles disposed on the surfaces of the core particles. The core particles include a compound represented by chemical formula 1 and having an argyrodite crystal structure. The shell particles include a compound represented by chemical formula 2 and having an argyrodite crystal structure.
H01M 10/0585 - Structure ou fabrication d'accumulateurs ayant uniquement des éléments de structure plats, c.-à-d. des électrodes positives plates, des électrodes négatives plates et des séparateurs plats
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/587 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx pour insérer ou intercaler des métaux légers
The present invention relates to a battery device, an operation method thereof, and a battery pack, and addresses the technical problem of presenting an independent power generation topology of a battery pack whereby independent and permanent operating power can be secured. To this end, the present invention provides a configuration in which a capacitor is charged by a charging current flowing through a closed circuit connecting a plurality of battery cells, a first switch, the capacitor, and a second switch, and the voltage charged in the capacitor is used as the operating voltage of a BMS or a master board.
H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
H02J 7/34 - Fonctionnement en parallèle, dans des réseaux, de batteries avec d'autres sources à courant continu, p. ex. batterie tampon
G01R 19/165 - Indication de ce qu'un courant ou une tension est, soit supérieur ou inférieur à une valeur prédéterminée, soit à l'intérieur ou à l'extérieur d'une plage de valeurs prédéterminée
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
96.
SECONDARY BATTERY WITH MODULAR TERMINAL ASSEMBLED AND METHOD OF MANUFACTURING THE SAME
A secondary battery including a case with an opening, an electrode assembly accommodated in the case, and a cap assembly having a cap plate joined to the opening of the case, the cap plate including a terminal accommodating hole, and a terminal module electrically connected to the electrode assembly, the terminal module having a top surface joint portion insertable into the terminal accommodating hole of the cap plate, the top surface joint portion being joined to a top surface of the cap plate and having an internal through-hole space, a bottom surface joint portion inserted into the terminal accommodating hole and joined to a bottom surface of the cap plate, a terminal plate in the internal through-hole space of the top surface joint portion, and an insulator between the terminal plate and each of the top surface joint portion and the bottom surface joint portion.
H01M 50/567 - Bornes caractérisées par leur procédé de fabrication par des moyens de fixation, p. ex. vis, rivets ou boulons
H01M 50/103 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique prismatique ou rectangulaire
H01M 50/15 - Couvercles caractérisés par leur forme pour des cellules prismatiques ou rectangulaires
H01M 50/188 - Éléments de scellement caractérisés par la position des éléments de scellement les éléments de scellement étant arrangés entre le couvercle et la borne
H01M 50/562 - Bornes caractérisées par le matériau
H01M 50/588 - Moyens pour empêcher un usage ou une décharge indésirables pour empêcher les contacts incorrects à l’intérieur ou à l’extérieur des batteries à l’extérieur des batteries, p. ex. les contacts incorrects des bornes ou des barres omnibus
97.
PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE RESIN LAYER USING THE SAME, DISPLAY DEVICE, AND MANUFACTURING METHOD OF PHOTOSENSITIVE RESIN LAYER
A photosensitive resin composition including a polymer resin having a refractive index of greater than or equal to about 1.66; a photopolymerizable monomer; a photopolymerization initiator; and a solvent, wherein the polymer resin has a repeating structural unit, and the structural unit includes a moiety derived from an acid dianhydride.
G03F 7/038 - Composés macromoléculaires rendus insolubles ou sélectivement mouillables
G03F 7/039 - Composés macromoléculaires photodégradables, p. ex. réserves positives sensibles aux électrons
H10K 59/38 - Dispositifs spécialement adaptés à l'émission de lumière multicolore comprenant des filtres de couleur ou des supports changeant de couleur [CCM]
An active material coating method includes: forming first and second coating lines on a first surface of a base material; forming a first active material coating layer between the first and second coating lines on the first surface of the base material; forming third and fourth coating lines on a second surface of the base material; forming second active material coating layer between the third and fourth coating lines on the second surface of the base material; forming a first etched active material coating layer by etching a part of the first active material coating layer; determining a positional relationship between the first etched active material coating layer on the first surface and the second active material coating layer on the second surface; and forming a second etched active material coating layer by etching a part of the second active material coating layer based on the positional relationship.
B05C 9/10 - Appareillages ou installations pour appliquer des liquides ou d'autres matériaux fluides aux surfaces par des moyens non prévus dans l'un des groupes , ou dans lesquels le moyen pour déposer le liquide ou autre matériau fluide n'est pas important pour appliquer un liquide ou autre matériau fluide et exécuter une opération auxiliaire l'opération auxiliaire étant exécutée avant l'application
B05C 9/12 - Appareillages ou installations pour appliquer des liquides ou d'autres matériaux fluides aux surfaces par des moyens non prévus dans l'un des groupes , ou dans lesquels le moyen pour déposer le liquide ou autre matériau fluide n'est pas important pour appliquer un liquide ou autre matériau fluide et exécuter une opération auxiliaire l'opération auxiliaire étant exécutée après l'application
B05C 13/02 - Moyens pour manipuler ou tenir des objets, p. ex. des objets individuels pour des objets particuliers
99.
NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
Disclosed are negative electrodes and rechargeable lithium batteries. The negative electrode includes a negative electrode current collector, and a negative electrode active material layer on the negative electrode current collector. The negative electrode active material layer includes a first active material layer, a second active material layer, and a third active material layer that are sequentially stacked on the negative electrode current collector. The second active material layer includes a silicon-containing particle and a conductive binder. The conductive binder includes a unit derived from a first monomer, a unit derived from a second monomer, and a unit derived from a third monomer. Each of the first monomer and the second monomer is a (meth)acrylate monomer. The third monomer is a zwitterionic monomer.
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/133 - Électrodes à base de matériau carboné, p. ex. composés d'intercalation du graphite ou CFx
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/587 - Matériau carboné, p. ex. composés au graphite d'intercalation ou CFx pour insérer ou intercaler des métaux légers
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
100.
COMPOUND FOR ORGANIC OPTOELECTRONIC DEVICE, COMPOSITION FOR ORGANIC OPTOELECTRONIC DEVICE, ORGANIC OPTOELECTRONIC DEVICE, AND DISPLAY DEVI
A compound for an organic optoelectronic device, a composition for an organic optoelectronic device including the compound, an organic optoelectronic device including the compound or the composition for an organic optoelectronic device, and a display device including the organic optoelectronic device, the compound being represented by Chemical Formula 1:
A compound for an organic optoelectronic device, a composition for an organic optoelectronic device including the compound, an organic optoelectronic device including the compound or the composition for an organic optoelectronic device, and a display device including the organic optoelectronic device, the compound being represented by Chemical Formula 1:
H10K 85/60 - Composés organiques à faible poids moléculaire
C07D 403/10 - Composés hétérocycliques contenant plusieurs hétérocycles, comportant des atomes d'azote comme uniques hétéro-atomes du cycle, non prévus par le groupe contenant deux hétérocycles liés par une chaîne carbonée contenant des cycles aromatiques
C07D 405/14 - Composés hétérocycliques contenant à la fois un ou plusieurs hétérocycles comportant des atomes d'oxygène comme uniques hétéro-atomes du cycle et un ou plusieurs hétérocycles comportant des atomes d'azote comme uniques hétéro-atomes du cycle contenant au moins trois hétérocycles
C09K 11/02 - Emploi de substances particulières comme liants, revêtements de particules ou milieux de suspension
H10K 50/11 - OLED ou diodes électroluminescentes polymères [PLED] caractérisées par les couches électroluminescentes [EL]
