Title:
リチウムイオン電池用負極材料、リチウムイオン電池用負極、およびリチウムイオン電池
Document Type and Number:
Japanese Patent JP6894965
Kind Code:
B2
Abstract:
To provide a silicon-based negative electrode material for a lithium ion battery, with which a lithium ion battery excellent in cycle characteristics and discharge capacity can be obtained.SOLUTION: A negative electrode material for a lithium ion battery can be obtained by crushing and mixing a sulfide solid electrolyte material containing Li, P and S as constituent elements and an alloy material containing Li and Si as constituent elements.SELECTED DRAWING: None
Inventors:
Kazuhisa Deto
Toshiya Matsuyama
Tamura
Kazutomi Yamamoto
Toshiya Matsuyama
Tamura
Kazutomi Yamamoto
Application Number:
JP2019235914A
Publication Date:
June 30, 2021
Filing Date:
December 26, 2019
Export Citation:
Assignee:
Furukawa Metal Co., Ltd.
International Classes:
H01M4/134; H01M4/133; H01M4/38; H01M4/40; H01M4/587; H01M4/62; H01M10/052; H01M10/0562
Domestic Patent References:
| JP2012243408A |
Foreign References:
| WO2013140565A1 |
Attorney, Agent or Firm:
Shinji Hayami