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Title:
ALL-SOLID-STATE BATTERY AND BATTERY PACK
Document Type and Number:
WIPO Patent Application WO/2021/230055
Kind Code:
A1
Abstract:
An all-solid-state battery 100 is provided with: a layered body 10 provided with a positive electrode, a negative electrode, and a solid electrolyte layer; a first external electrode 21 that is formed at least at a first end surface of the layered body 10 and at a first surface which is one of a first principal surface and a first side surface, and that is electrically connected to the positive electrode; and a second external electrode 22 that is formed at least at a second end surface of the layered body 10 and at a second surface facing the first surface, and that is electrically connected to the negative electrode. In a length direction L, the dimensions of the first external electrode 21 that is formed at the first surface are greater than 1/2 the dimensions of the layered body 10, and the dimensions of the second external electrode 22 that is formed at the second surface are greater than 1/2 the dimensions of the layered body. A first end surface-side region of the first surface and/or a second end surface-side region of the second surface is covered by an insulator 30.

Inventors:
NAKAMURA TAKANORI (JP)
Application Number:
PCT/JP2021/016581
Publication Date:
November 18, 2021
Filing Date:
April 26, 2021
Export Citation:
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Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
H01M50/533; H01M10/0562; H01M50/548; H01M50/591
Domestic Patent References:
WO2018203474A12018-11-08
Foreign References:
JP2016001602A2016-01-07
JP2019145486A2019-08-29
JP2008016263A2008-01-24
JP2016001601A2016-01-07
JP2020126791A2020-08-20
Attorney, Agent or Firm:
NOZUE, Takahiro et al. (JP)
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