SOLID-STATE BATTERY - MURATA MANUFACTURING CO

Title:

SOLID-STATE BATTERY

Document Type and Number:

WIPO Patent Application WO/2020/070989

Kind Code:

A1

Abstract:

In one embodiment of the present invention, a solid-state battery is provided. Said solid-state battery is characterized by: having a solid-state battery stack provided with, along a stacking direction, at least one battery unit comprising positive electrode layers, negative electrode layers, and solid electrolyte layers interposed between the positive electrode layers and/or the negative electrode layers; comprising an overlap section in which the positive electrode layers and negative electrode layers overlap each other in the stacking direction, and a non-overlap section in which the positive electrode layers and negative electrode layers do not overlap each other; and having a recess provided in at least one main surface that is normal to the stacking direction, the recess being positioned so as to overlap the overlap section, and a step resulting from the recess being positioned in the non-overlap section.

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Inventors:

CHIKAGAWA OSAMU (JP)
TAKANO RYOHEI (JP)
BANDO KENICHI (JP)

Application Number:

PCT/JP2019/032426

Publication Date:

April 09, 2020

Filing Date:

August 20, 2019

Export Citation:

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Assignee:

MURATA MANUFACTURING CO (JP)

International Classes:

H01M10/0562; H01M4/13; H01M10/052; H01M10/0585; H01M50/548; H01M50/552; H01M50/562

Domestic Patent References:

WO2018123319A1	2018-07-05
WO2019167821A1	2019-09-06

Foreign References:

JP2014192041A	2014-10-06
JP2000149892A	2000-05-30
JP2015220107A	2015-12-07
JP2016001601A	2016-01-07

Other References: