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1. WO2020137435 - CONDUCTIVE MATERIAL PASTE FOR ALL-SOLID SECONDARY BATTERY ELECTRODE

Publication Number WO/2020/137435
Publication Date 02.07.2020
International Application No. PCT/JP2019/047715
International Filing Date 05.12.2019
IPC
C08F 220/10 2006.1
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
220Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof
02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
10Esters
C08L 33/04 2006.1
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
33Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Compositions of derivatives of such polymers
04Homopolymers or copolymers of esters
H01M 4/13 2010.1
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 2010.1
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 2006.1
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 10/0562 2010.1
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
0561the electrolyte being constituted of inorganic materials only
0562Solid materials
CPC
C08F 220/10
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
220Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
10Esters
C08L 33/04
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
33Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
04Homopolymers or copolymers of esters
H01M 10/0562
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
0561the electrolyte being constituted of inorganic materials only
0562Solid materials
H01M 10/0565
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
0565Polymeric materials, e.g. gel-type or solid-type
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
Applicants
  • 日本ゼオン株式会社 ZEON CORPORATION [JP]/[JP]
Inventors
  • 松尾 祐作 MATSUO Yusaku
  • 松村 卓 MATSUMURA Taku
Agents
  • 杉村 憲司 SUGIMURA Kenji
Priority Data
2018-24808728.12.2018JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) CONDUCTIVE MATERIAL PASTE FOR ALL-SOLID SECONDARY BATTERY ELECTRODE
(FR) PÂTE DE MATÉRIAU CONDUCTEUR POUR ÉLECTRODE DE BATTERIE SECONDAIRE ENTIÈREMENT SOLIDE
(JA) 全固体二次電池電極用導電材ペースト
Abstract
(EN)
The purpose of the present invention is to provide a conductive material paste for an all-solid secondary battery electrode, said conductive material paste being capable of imparting a sufficiently lowered internal resistance and excellent high temperature cycle characteristics to an all-solid secondary battery. The present invention pertains to a conductive material paste for an all-solid secondary battery electrode, said conductive material paste comprising a conductive material, a polymer containing from 25 mass% to 95 mass% inclusive of a (meth)acrylate monomer unit, and an organic solvent having a solubility parameter (SP value) of from 6.4 (cal/cm-3)1/2 to 10.0 (cal/cm-3)1/2 inclusive.
(FR)
L'invention a pour objet de fournir une pâte de matériau conducteur pour électrode de batterie secondaire entièrement solide qui permet d'obtenir une résistance de partie interne suffisamment réduite et des caractéristiques de cycle à haute température suffisamment réduites, dans une batterie secondaire entièrement solide. Plus précisément, l'invention concerne une pâte de matériau conducteur pour électrode de batterie secondaire entièrement solide qui contient : un matériau conducteur ; un polymère qui comprend 25% en masse ou plus à 95% en masse ou moins d'une unité monomère ester d'acide (méth)acrylique ; et un solvant organique qui présente un paramètre de solubilité (valeur SP) supérieur ou égal à 6,4(cal/cm-31/2 et inférieur ou égal à 10,0(cal/cm-31/2.
(JA)
本発明は、全固体二次電池において、十分低減された内部抵抗と優れた高温サイクル特性とをもたらすことができる、全固体二次電池電極用導電材ペーストを提供することを目的とする。本発明は、導電材、(メタ)アクリル酸エステル単量体単位を25質量%以上95質量%以下含有する重合体、及び溶解パラメータ(SP値)が6.4(cal/cm-31/2以上10.0(cal/cm-31/2以下である有機溶媒を含む、全固体二次電池電極用導電材ペーストである。
Also published as
JP2020563014
Latest bibliographic data on file with the International Bureau