发明申请
- 专利标题: Negative electrode for rechargeable lithium battery and rechargeable lithium battery including the same
- 专利标题(中): 可充电锂电池和可充电锂电池的负极包括相同的
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申请号: US12004102申请日: 2007-12-20
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公开(公告)号: US20080241688A1公开(公告)日: 2008-10-02
- 发明人: Tetsuo Tokita , Hideaki Maeda , Naoya Kobayashi , Sung-Soo Kim
- 申请人: Tetsuo Tokita , Hideaki Maeda , Naoya Kobayashi , Sung-Soo Kim
- 优先权: JP2006-342896 20061220; KR10-2007-0122155 20071128
- 主分类号: H01M4/40
- IPC分类号: H01M4/40 ; H01M4/58 ; H01M4/52
摘要:
A negative electrode for a rechargeable lithium battery includes a current collector and a negative active mass disposed on the current collector. The negative active mass includes a negative active material including a lithium vanadium composite oxide and a crystalline structure aid for inhibiting deterioration of a crystalline structure. The negative active material can inhibit an irreversible crystalline structure change during charge and discharge, and does not incur decomposition of an electrolyte resulting in improvement of a cycle-life of a rechargeable lithium battery.
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