发明申请
- 专利标题： CATHODE ACTIVE MATERIAL COMPRISING LITHIUM MANGANESE OXIDE CAPABLE OF PROVIDING EXCELLENT CHARGE-DISCHARGE CHARACTERISTICS AT 3V REGION AS WELL AS 4V REGION
- 专利标题（中）： 含有锰氧化物的阴极活性材料能够在3V区域提供优异的充电放电特性，如4V区域
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申请号： US13397714申请日： 2012-02-16
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公开(公告)号： US20130022872A1公开(公告)日： 2013-01-24
- 发明人: Hyun Kuk Noh , Sin Kyu Kim , Geun-Chang Chung , Song-Taek Oh , Sanguck Lee , Jong Chan Kim
- 申请人： Hyun Kuk Noh , Sin Kyu Kim , Geun-Chang Chung , Song-Taek Oh , Sanguck Lee , Jong Chan Kim
- 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
- 优先权： KR10-2010-0001373 20100107
- 主分类号： H01M4/131
- IPC分类号： H01M4/131 ; H01M4/525 ; H01M10/052 ; H01M4/505
摘要：
Disclosed herein is a cathode active material including a lithium manganese oxide, in which the lithium manganese oxide has a spinel structure with a predetermined constitutional composition represented by Formula 1 described in the detailed description, wherein a conductive material is applied to the surface of lithium manganese oxide particles, so as to exhibit charge-discharge properties in the range of 2.5 to 3.5V as well as in the 4V region.