发明公开
- 专利标题: Negative active material and rechargeable lithium battery including the same
- 专利标题(中): 负极活性物质和可再充电锂电池,从而
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申请号: EP07121570.1申请日: 2007-11-26
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公开(公告)号: EP1928046A1公开(公告)日: 2008-06-04
- 发明人: Sung, Min-Seok , Kim, Sang-Jin , Jeong, Goo-jin , Kang, Yong-Mook
- 申请人: Samsung SDI Co., Ltd.
- 申请人地址: 575 Shin-dong, Yeongtong-gu Suwon-si, Gyeonggi-do KR
- 专利权人: Samsung SDI Co., Ltd.
- 当前专利权人: Samsung SDI Co., Ltd.
- 当前专利权人地址: 575 Shin-dong, Yeongtong-gu Suwon-si, Gyeonggi-do KR
- 代理机构: Killin, Stephen James
- 优先权: KR20060117967 20061127
- 主分类号: H01M4/12
- IPC分类号: H01M4/12 ; H01M4/38
摘要:
A negative active material for a rechargeable lithium battery includes Si active particles, and a 3-component to 7-component metal matrix that surrounds the active fine particles without reacting therewith. The negative active material shows high capacity and improved cycle-life characteristics.
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