发明名称 |
POSITIVE ELECTRODE ACTIVE MATERIAL FOR A SECONDARY BATTERY HAVING IMPROVED RATE CHARACTERISTICS |
摘要 |
Disclosed is a novel cathode active material for secondary batteries. More specifically, disclosed is a cathode active material for secondary batteries that reduces deintercalation of oxygen from a crystal structure of Li2MnO3 at a high voltage of 4.3V to 4.6V through incorporation of excess lithium in a transition metal cation layer. |
申请公布号 |
EP2713427(A4) |
申请公布日期 |
2014.11.19 |
申请号 |
EP20120804436 |
申请日期 |
2012.06.21 |
申请人 |
LG CHEM, LTD. |
发明人 |
CHANG, SUNG-KYUN;PARK, BYUNGCHUN;OH, SONG TAEK;KIM, SUNGJIN |
分类号 |
H01M4/505;H01M4/131;H01M4/485;H01M4/525;H01M10/0525 |
主分类号 |
H01M4/505 |
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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