发明名称 |
A BATTERY CATHODE, A LITHIUM ION BATTERY USING THE SAME AND PROCESSES FOR PREPARATION THEREOF |
摘要 |
A battery cathode including a current collector and a cathode material coated on and/or filled in the current collector, said cathode material including a cathode active substance, a conductive additive and an adhesive, wherein said cathode material is coated with a layer of lithium cobaltate on the surface thereof and the content of lithium cobaltate is 0.1-15 wt % (weight percent) based on the weight of the cathode active substance. The lithium ion battery using the cathode provided by the present invention has a higher specific capacity and improved cycling performance. |
申请公布号 |
EP1875536(A1) |
申请公布日期 |
2008.01.09 |
申请号 |
EP20060722382 |
申请日期 |
2006.04.20 |
申请人 |
BYD COMPANY LIMITED |
发明人 |
RONG, QIANG;JIANG, ZHANFENG;LIU, HUIQUAN;HU, GANG;SUN, MEIHONG |
分类号 |
H01M4/505;H01M4/04;H01M4/131;H01M4/1391;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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