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1. WO2022163596 - SOLID-STATE BATTERY NEGATIVE ELECTRODE, SOLID-STATE BATTERY, AND MANUFACTURING METHOD FOR SOLID-STATE BATTERY NEGATIVE ELECTRODE

Publication Number WO/2022/163596
Publication Date 04.08.2022
International Application No. PCT/JP2022/002485
International Filing Date 24.01.2022
IPC
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
CPC
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
Applicants
  • パナソニックホールディングス株式会社 PANASONIC HOLDINGS CORPORATION [JP]/[JP]
  • 本田技研工業株式会社 HONDA MOTOR CO., LTD. [JP]/[JP]
Inventors
  • 村田 充弘 MURATA Mitsuhiro
  • 大谷 和史 OTANI Kazufumi
  • 古田 照実 FURUTA Terumi
  • 竹原 雅裕 TAKEHARA Masahiro
  • 伊藤 宏 ITO Hiroshi
Agents
  • 鎌田 耕一 KAMADA Koichi
  • 古田 昌稔 FURUTA Masatoshi
Priority Data
2021-01462301.02.2021JP
Publication Language Japanese (ja)
Filing Language Japanese (JA)
Designated States
Title
(EN) SOLID-STATE BATTERY NEGATIVE ELECTRODE, SOLID-STATE BATTERY, AND MANUFACTURING METHOD FOR SOLID-STATE BATTERY NEGATIVE ELECTRODE
(FR) ÉLECTRODE NÉGATIVE DE BATTERIE À SEMI-CONDUCTEURS, BATTERIE À SEMI-CONDUCTEURS ET PROCÉDÉ DE FABRICATION D'ÉLECTRODE NÉGATIVE DE BATTERIE À SEMI-CONDUCTEURS
(JA) 固体電池用負極、固体電池および固体電池用負極の製造方法
Abstract
(EN) The solid-state battery negative electrode 12 of the present disclosure comprises a negative electrode active material layer 11 including a negative electrode active material 30 and a solid electrolyte 20. The average aspect ratio of the negative electrode active material 30 in the negative electrode active material layer 11 is greater than 0.5, and the average elastic modulus of the negative electrode active material 30 is 370 MPa or less. In addition, the solid-state battery 100 of the present disclosure comprises: a positive electrode 16; a negative electrode 12; and a solid electrolyte layer 13 provided between the positive electrode 16 and the negative electrode 12, the negative electrode 12 being the solid-state battery negative electrode 12.
(FR) La présente divulgation concerne une électrode négative de batterie à semi-conducteurs 12 qui comprend une couche de matériau actif d'électrode négative 11 contenant un matériau actif d'électrode négative 30 et un électrolyte solide 20. Le rapport d'aspect moyen du matériau actif d'électrode négative 30 dans la couche de matériau actif d'électrode négative 11 est supérieur à 0,5, et le module élastique moyen du matériau actif d'électrode négative 30 est inférieur ou égal à 370 MPa. En outre, la batterie à semi-conducteurs 100 de la présente divulgation comprend : une électrode positive 16; une électrode négative 12; et une couche d'électrolyte solide 13 disposée entre l'électrode positive 16 et l'électrode négative 12, l'électrode négative 12 étant l'électrode négative de batterie à semi-conducteurs 12.
(JA) 本開示の固体電池用負極12は、負極活物質30と固体電解質20とを含む負極活物質層11を備え、負極活物質層11中の負極活物質30の平均アスペクト比が0.5よりも大きく、負極活物質30の平均弾性率が370MPa以下である。また、本開示の固体電池100は、正極16と、負極12と、正極16および負極12の間に設けられている固体電解質層13と、を備え、負極12は固体電池用負極12である。
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