发明授权
- 专利标题： Cathode active material and lithium secondary battery comprising the same
- 专利标题（中）： 阴极活性物质和包含其的锂二次电池
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申请号： US13864727申请日： 2013-04-17
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公开(公告)号： US09105371B2公开(公告)日： 2015-08-11
- 发明人: Daehong Kim , Jihyun Kim , SeongMin Lee
- 申请人： LG CHEM, LTD.
- 申请人地址： KR Seoul
- 专利权人： LG CHEM, LTD.
- 当前专利权人： LG CHEM, LTD.
- 当前专利权人地址： KR Seoul
- 代理机构： Birch, Stewart, Kolasch & Birch, LLP
- 优先权： KR10-2012-0039608 20120417
- 主分类号： H01B1/08
- IPC分类号： H01B1/08 ; H01M4/505 ; H01M4/525 ; H01M4/36 ; H01M4/131 ; H01M4/1315 ; H01M4/485 ; H01M10/0525
摘要：
Disclosed is a cathode active material (and secondary battery comprising the same) comprising a combination of a lithium manganese composite oxide having a spinel structure represented by the following Formula 1 with a lithium nickel composite oxide represented by the following Formula 2, the cathode active material having a broad potential region at 3.0 to 4.8V upon initial charge: LixMyMn2−yO4−zAz (1) wherein 0.9≦x≦1.2, 0
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