POSITIVE ELECTRODE FOR ALL-SOLID-STATE BATTERY, AND ALL-SOLID-STATE BATTERY AND METHOD FOR MANUFACTURING SAME

WIPO Patent Application WO/2023/140311

A1

Provided are: a positive electrode for an all-solid-state battery, the positive electrode capable of constituting an all-solid-state battery having excellent high-temperature storage characteristics; an all-solid-state battery using the positive electrode and having excellent characteristics; and a method for manufacturing same. The all-solid-state battery of the present invention relates to Goals 3, 7, 11, and 12 of the SDGs.　The positive electrode for an all-solid-state battery of the present invention is characterized by having a positive electrode mixture containing a positive electrode active material, a solid electrolyte, and a carbon material, wherein the carbon material contains graphene, the positive electrode mixture contains 17-46 mass% of the solid electrolyte and 1.5-7 mass% of graphene, and the carbon material contains at least 70 mass% of graphene. The all-solid-state battery of the present invention is characterized by having an electrode body in which the positive electrode for an all-solid-state battery of the present invention, a solid electrolyte layer, and a negative electrode are laminated.

MATSUOKA NAOKI (JP)
FUJIMOTO AKIHIRO (JP)
FURUKAWA KAZUKI (JP)
SATO YUTA (JP)
KAWABATA YUSUKE (JP)

PCT/JP2023/001461

July 27, 2023

January 19, 2023

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MAXELL LTD (JP)

H01M4/13; H01M4/139; H01M4/36; H01M4/62; H01M6/18; H01M10/052; H01M10/0562; H01M10/058

WO2013051308A1	2013-04-11
WO2022080083A1	2022-04-21

KR102068073B1	2020-01-20
JP2021039887A	2021-03-11

MIWA, Hideki et al. (JP)

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