发明名称 |
Cathode active material and lithium secondary battery containing the same |
摘要 |
Provided is a non-aqueous electrolyte-based, high-power lithium secondary battery having a long service life and superior safety at both room temperature and high temperature, even after repeated high-current charging and discharging. The battery comprises a cathode active material composed of a mixture of lithium/manganese spinel oxide and lithium/nickel/cobalt/manganese composite oxide wherein at least one of two oxides has an average particle diameter of more than 15 mum.
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申请公布号 |
US2007048597(A1) |
申请公布日期 |
2007.03.01 |
申请号 |
US20060503732 |
申请日期 |
2006.08.14 |
申请人 |
RYU JI H;KIM MIN S;HYUN JUNG E;LEE JAEPIL;LEE EUN J;SHIN YOUNGJOON |
发明人 |
RYU JI H.;KIM MIN S.;HYUN JUNG E.;LEE JAEPIL;LEE EUN J.;SHIN YOUNGJOON |
分类号 |
H01M4/00;H01M4/02;H01M4/131;H01M4/48;H01M4/485;H01M4/50;H01M4/505;H01M4/52;H01M4/525;H01M10/0525;H01M10/36 |
主分类号 |
H01M4/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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