发明授权
- 专利标题： Nonaqueous secondary battery containing silicic material
- 专利标题（中）： 含有硅质材料的非水二次电池
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申请号： US09309309申请日： 1999-05-11
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公开(公告)号： US06235427B1公开(公告)日： 2001-05-22
- 发明人: Yoshio Idota , Akihiro Matsufuji , Nobufumi Mori , Akira Kase , Yoshikatsu Kagawa , Hajime Miyamoto
- 申请人： Yoshio Idota , Akihiro Matsufuji , Nobufumi Mori , Akira Kase , Yoshikatsu Kagawa , Hajime Miyamoto
- 优先权： JP10-130836 19980513; JP10-165501 19980612; JP10-167446 19980615; JP10-171665 19980618
- 主分类号： H01M458
- IPC分类号： H01M458
摘要：
A nonaqueous secondary battery is disclosed, comprising a positive electrode having a positive electrode active material, a negative electrode having a negative electrode material, and a nonaqueous electrolyte, wherein the positive electrode active material is a transition metal oxide capable of intercalating and deintercalating lithium, and the negative electrode material comprises at least one silicic material capable of intercalating and deintercalating lithium selected from silicon, a silicon alloy and a silicide, and a process for producing the nonaqueous secondary battery is disclosed.