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1. WO2020137403 - CARBON MATERIAL DISPERSION LIQUID FOR SECONDARY BATTERY ELECTRODES, SLURRY COMPOSITION FOR SECONDARY BATTERY ELECTRODES, ELECTRODE FOR SECONDARY BATTERIES, AND SECONDARY BATTERY

Publication Number WO/2020/137403
Publication Date 02.07.2020
International Application No. PCT/JP2019/047460
International Filing Date 04.12.2019
IPC
H01M 4/62 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
H01M 4/04 2006.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
04Processes of manufacture in general
H01M 4/13 2010.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
H01M 4/139 2010.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
139Processes of manufacture
H01M 10/0566 2010.01
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
056characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
0564the electrolyte being constituted of organic materials only
0566Liquid materials
CPC
H01M 10/0566
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
10Secondary cells; Manufacture thereof
05Accumulators with non-aqueous electrolyte
056characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
0564the electrolyte being constituted of organic materials only
0566Liquid materials
H01M 4/04
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
04Processes of manufacture in general
H01M 4/13
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
H01M 4/139
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
139Processes of manufacture
H01M 4/62
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
Y02E 60/10
YSECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
60Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
10Energy storage using batteries
Applicants
  • 日本ゼオン株式会社 ZEON CORPORATION [JP]/[JP]
Inventors
  • 高橋 直樹 TAKAHASHI Naoki
Agents
  • 杉村 憲司 SUGIMURA Kenji
Priority Data
2018-24566827.12.2018JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) CARBON MATERIAL DISPERSION LIQUID FOR SECONDARY BATTERY ELECTRODES, SLURRY COMPOSITION FOR SECONDARY BATTERY ELECTRODES, ELECTRODE FOR SECONDARY BATTERIES, AND SECONDARY BATTERY
(FR) LIQUIDE DE DISPERSION DE MATÉRIAU CARBONÉ POUR ÉLECTRODES DE BATTERIE SECONDAIRE, COMPOSITION DE BOUILLIE POUR ÉLECTRODES DE BATTERIE SECONDAIRE, ÉLECTRODE POUR BATTERIES SECONDAIRES ET BATTERIE SECONDAIRE
(JA) 二次電池電極用炭素材料分散液、二次電池電極用スラリー組成物、二次電池用電極および二次電池
Abstract
(EN)
The present invention provides a secondary battery electrode carbon material dispersion liquid capable of forming a secondary battery electrode that can cause a secondary battery to exhibit excellent rate characteristics and high temperature preservation characteristics. This carbon material dispersion liquid for secondary battery electrodes contains a carbon material, a polyvinyl alcohol-based polymer, and an organic dispersion medium, wherein the median diameter (D50) of dispersoids therein is 0.90-10 µm.
(FR)
La présente invention concerne un liquide de dispersion de matériau carboné d'électrode de batterie secondaire capable de former une électrode de batterie secondaire qui peut amener une batterie secondaire à présenter d'excellentes caractéristiques de régime et d'excellentes caractéristiques de stockage à haute température. Ce liquide de dispersion de matériau carboné pour électrodes de batterie secondaire contient un matériau carboné, un polymère à base d'alcool polyvinylique et un milieu de dispersion organique, le diamètre médian (D50) des dispersoïdes étant compris entre 0,90 et 10 µm.
(JA)
本発明は、二次電池に優れたレート特性および高温保存特性を発揮させ得る二次電池用電極を形成可能な二次電池電極用炭素材料分散液を提供する。本発明の二次電池電極用炭素材料分散液は、炭素材料と、ポリビニルアルコール系重合体と、有機分散媒とを含み、分散質のメジアン径(D50)が0.90μm以上10μm以下である。
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