Title:
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 JP6865796
Kind Code:
B2
Abstract:
To provide a negative electrode material with which a lithium ion battery excellent in a balance between cycle characteristics and a charge/discharge capacity can be achieved.SOLUTION: A negative electrode material of the present invention is a negative electrode material used for a negative electrode of a lithium ion battery, and includes an indium material absorbing/desorbing lithium ions and a particulate carbonaceous material, the ratio (W/(W+W)) of the mass (W) of the carbonaceous material with respect to the total mass (W+W) of the mass (W) of the indium material and the mass (W) of the carbonaceous material being 0.05 or more and 0.55 or less.SELECTED DRAWING: Figure 1
Inventors:
Tamura
Toshiya Matsuyama
Kazutomi Yamamoto
Toshiya Matsuyama
Kazutomi Yamamoto
Application Number:
JP2019145138A
Publication Date:
April 28, 2021
Filing Date:
August 07, 2019
Export Citation:
Assignee:
Furukawa Metal Co., Ltd.
International Classes:
H01M4/38; H01M4/136; H01M4/36; H01M4/58; H01M4/587; H01M10/052; H01M10/0562
Domestic Patent References:
| JP2009093968A | ||||
| JP10092414A | ||||
| JP2003249211A | ||||
| JP2006196247A |
Attorney, Agent or Firm:
Shinji Hayami