US 12,142,765 B2
All-solid-state battery and manufacturing method thereof
Ryota Tajima, Kanagawa (JP); Yumiko Yoneda, Kanagawa (JP); Yohei Momma, Kanagawa (JP); and Shunpei Yamazaki, Tokyo (JP)
Assigned to Semiconductor Energy Laboratory Co., Ltd., Atsugi (JP)
Appl. No. 17/424,296
Filed by SEMICONDUCTOR ENERGY LABORATORY CO., LTD., Atsugi (JP)
PCT Filed Jan. 14, 2020, PCT No. PCT/IB2020/050243
§ 371(c)(1), (2) Date Jul. 20, 2021,
PCT Pub. No. WO2020/152540, PCT Pub. Date Jul. 30, 2020.
Claims priority of application No. 2019-010953 (JP), filed on Jan. 25, 2019.
Prior Publication US 2022/0115661 A1, Apr. 14, 2022
Int. Cl. H01M 4/38 (2006.01); H01M 4/02 (2006.01); H01M 4/583 (2010.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 10/0562 (2010.01)
CPC H01M 4/583 (2013.01) [H01M 4/386 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 10/0562 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An all-solid-state battery comprising:
a plurality of positive electrode active material particles containing at least one carrier ion;
a plurality of negative electrode active material particles;
a plurality of solid electrolyte particles; and
a plurality of graphene compounds,
wherein one of the plurality of graphene compounds fix one of the plurality of negative electrode active material particles and a negative electrode current collector, and
wherein the carrier ion passes through the one of the plurality of graphene compounds to be taken into the one of the plurality of negative electrode active material particles in charging.