Invention Grant
US08835053B2 Negative active material containing an intermetallic compound of silicon and a first metal and a metal matrix containing copper and aluminum for rechargeable lithium battery and rechargeable lithium battery containing the negative active material
有权
含有硅和第一金属的金属间化合物和含有铜和铝的可再充电锂电池的金属基体和含有负极活性物质的可再充电锂电池的负极活性材料
- Patent Title: Negative active material containing an intermetallic compound of silicon and a first metal and a metal matrix containing copper and aluminum for rechargeable lithium battery and rechargeable lithium battery containing the negative active material
- Patent Title (中): 含有硅和第一金属的金属间化合物和含有铜和铝的可再充电锂电池的金属基体和含有负极活性物质的可再充电锂电池的负极活性材料
-
Application No.: US12050864Application Date: 2008-03-18
-
Publication No.: US08835053B2Publication Date: 2014-09-16
- Inventor: Min-Seok Sung , Goo-Jin Jeong , Yong-Mook Kang , Sang-Min Lee , Wan-Uk Choi , Sung-Soo Kim
- Applicant: Min-Seok Sung , Goo-Jin Jeong , Yong-Mook Kang , Sang-Min Lee , Wan-Uk Choi , Sung-Soo Kim
- Applicant Address: KR Yongin-si
- Assignee: Samsung SDI Co., Ltd.
- Current Assignee: Samsung SDI Co., Ltd.
- Current Assignee Address: KR Yongin-si
- Agency: Christie, Parker & Hale, LLP
- Priority: KR10-2007-0027776 20070321
- Main IPC: H01M4/134
- IPC: H01M4/134 ; H01M4/1395 ; H01M4/38 ; H01M4/40
Abstract:
Negative active materials and rechargeable lithium batteries including the negative active materials are provided. The negative active material includes an intermetallic compound of Si and a metal, and a metal matrix including Cu and Al. The negative active material may provide a rechargeable lithium battery having high capacity and excellent cycle-life and cell efficiency.
Public/Granted literature
- US20080233480A1 NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY Public/Granted day:2008-09-25
Information query
