Title:
SECONDARY BATTERY AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/243716
Kind Code:
A1
Abstract:
Disclosed is a new technology for improving cycle characteristics, while reducing resistance, of a secondary battery having a sulfide solid electrolyte. A secondary battery according to the present disclosure has a first electrode, an electrolyte layer, and a second electrode. At least one of the first electrode and the electrolyte layer contains a sulfide solid electrolyte. The first electrode contains: an active material including voids; and perfluoropolyether represented by formula (1). (1): E1-Rf1-RF-O-Rf2-E2
Inventors:
NOMOTO KAZUSHIGE (JP)
NISHIMURA HIDEAKI (JP)
MIZUNO FUMINORI (JP)
HIRAGA KENTARO (JP)
YAMADA TAKAYA (JP)
SUGIYAMA AKINARI (JP)
NISHIMURA HIDEAKI (JP)
MIZUNO FUMINORI (JP)
HIRAGA KENTARO (JP)
YAMADA TAKAYA (JP)
SUGIYAMA AKINARI (JP)
Application Number:
PCT/JP2023/022423
Publication Date:
December 21, 2023
Filing Date:
June 16, 2023
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD (JP)
DAIKIN IND LTD (JP)
DAIKIN IND LTD (JP)
International Classes:
H01M4/62; H01M4/13; H01M4/139; H01M4/38; H01M10/052; H01M10/0525; H01M10/054; H01M10/0562; H01M10/058
Domestic Patent References:
| WO2021060541A1 | 2021-04-01 |
Foreign References:
| JP2019524977A | 2019-09-05 | |||
| JP2018078102A | 2018-05-17 | |||
| US20190341614A1 | 2019-11-07 |
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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