发明名称 |
Cathode active material and lithium secondary battery containing them |
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 mixture of a lithium/manganese spinel oxide having a substitution of a manganese (Mn) site with a certain metal ion and a lithium/nickel/cobalt/manganese composite oxide, as a cathode active material.
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申请公布号 |
US7700238(B2) |
申请公布日期 |
2010.04.20 |
申请号 |
US20060503837 |
申请日期 |
2006.08.14 |
申请人 |
LG CHEM, LTD. |
发明人 |
RYU JI HEON;KIM MIN SU;HYUN JUNG EUN;LEE JAEPIL;LEE EUN JU;SHIN YOUNGJOON |
分类号 |
H01M4/00;H01M4/131;H01M4/48;H01M4/485;H01M4/50;H01M4/505;H01M4/52;H01M4/525;H01M4/58;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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