- Patent Title: Negative electrode active material, production method of same, thin-film electrode, battery, battery pack, electronic device, electric vehicle, power storage device, and power system
-
Application No.: US16784509Application Date: 2020-02-07
-
Publication No.: US11631843B2Publication Date: 2023-04-18
- Inventor: Daisuke Ito , Go Sudo
- Applicant: MURATA MANUFACTURING CO., LTD.
- Applicant Address: JP Kyoto
- Assignee: MURATA MANUFACTURING CO., LTD.
- Current Assignee: MURATA MANUFACTURING CO., LTD.
- Current Assignee Address: JP Kyoto
- Agency: K&L Gates LLP
- Priority: JPJP2017-154682 20170809
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/48 ; H01M4/02
Abstract:
A negative electrode active material includes a matrix including at least a first element selected from the group consisting of silicon, tin, and germanium, at least a second element selected from the group consisting of copper, boron, phosphorous, aluminum, gallium, arsenic, antimony, lithium, and sodium, and oxygen. The second element bonds with oxygen; and a cluster includes the first element and is dispersed in the matrix.
Public/Granted literature
Information query
