Invention Publication
- Patent Title: NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
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Application No.: US18385008Application Date: 2023-10-30
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Publication No.: US20240222604A1Publication Date: 2024-07-04
- Inventor: Young-Min KIM , Changsu SHIN , Sunil PARK , Eunji KANG , Doori OH , Jongmin WON , Yookyung KIM
- Applicant: SAMSUNG SDI CO., LTD.
- Applicant Address: KR Yongin-si
- Assignee: SAMSUNG SDI CO., LTD.
- Current Assignee: SAMSUNG SDI CO., LTD.
- Current Assignee Address: KR Yongin-si
- Priority: KR 20230001357 2023.01.04
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/38 ; H01M4/587 ; H01M4/62 ; H01M10/0525
Abstract:
A negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the negative active material, the negative active material includes a silicon-carbon composite including secondary particles in which nano silicon primary particles are agglomerated, and an amorphous carbon coating layer on a surface of the secondary particles; and sodium silicate.
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