- Patent Title: Negative electrode active material, negative electrode including negative electrode active material, and lithium secondary battery including negative electrode
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Application No.: US17050224Application Date: 2019-05-09
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Publication No.: US11888156B2Publication Date: 2024-01-30
- Inventor: Jun Hyuk Song , Oh Byong Chae , Je Young Kim , Yong Ju Lee
- Applicant: LG CHEM, LTD.
- Applicant Address: KR Seoul
- Assignee: LG ENERGY SOLUTION, LTD.
- Current Assignee: LG ENERGY SOLUTION, LTD.
- Current Assignee Address: KR Seoul
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR 20180055515 2018.05.15
- International Application: PCT/KR2019/005579 2019.05.09
- International Announcement: WO2019/221449A 2019.11.21
- Date entered country: 2020-10-23
- Main IPC: H01M4/38
- IPC: H01M4/38 ; H01M4/04 ; H01M4/48 ; H01M4/58 ; H01M10/0525 ; H01M4/02
Abstract:
A negative electrode active material including a core including silicon, and a coating layer disposed on at least a portion of a surface of the core and including a coating material, wherein the coating material includes at least one selected from the group consisting of LiaVbO2 and MgH2, wherein 0.5
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