发明授权
- 专利标题： Positive electrode active material and nonaqueous electrolyte secondary battery
- 专利标题（中）： 正极活性物质和非水电解质二次电池
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申请号： US10102705申请日： 2002-03-22
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公开(公告)号： US06984470B2公开(公告)日： 2006-01-10
- 发明人: Hideaki Morishima , Shuji Yamada , Hideyuki Kanai
- 申请人： Hideaki Morishima , Shuji Yamada , Hideyuki Kanai
- 申请人地址： JP Tokyo
- 专利权人： Kabushiki Kaisha Toshiba
- 当前专利权人： Kabushiki Kaisha Toshiba
- 当前专利权人地址： JP Tokyo
- 代理机构： Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
- 优先权： JP2001-087038 20010326
- 主分类号： H01M4/58
- IPC分类号： H01M4/58
摘要：
A positive electrode active material and a nonaqueous electrolyte secondary battery containing a lithium-containing composite metal oxide having a composition represented by: Li1+yM1−y−zM1zPO4 where M is at least one of Co and Ni, and M1 is at least one of Mg, Zr and Al, the molar ratio y is larger than 0 and smaller than 0.5, and the molar ratio z is larger than 0 and not larger than 0.5 is provided.
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