发明授权
US08338026B2 Positive electrode active material, and positive electrode and lithium secondary battery including the same
有权
正极活性物质，以及包含该正极活性物质的正极和锂二次电池
- 专利标题： Positive electrode active material, and positive electrode and lithium secondary battery including the same
- 专利标题（中）： 正极活性物质，以及包含该正极活性物质的正极和锂二次电池
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申请号： US13322487申请日： 2010-05-27
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公开(公告)号： US08338026B2公开(公告)日： 2012-12-25
- 发明人: Seung-Taek Hong , Hey Woong Park , Ho Jin Jeon , Sung Joon Park , Dae Sik Choi , Nan Ji Yun , Yo Jin Kim , Seung Don Choi
- 申请人： Seung-Taek Hong , Hey Woong Park , Ho Jin Jeon , Sung Joon Park , Dae Sik Choi , Nan Ji Yun , Yo Jin Kim , Seung Don Choi
- 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： KR10-2009-0046311 20090527; KR10-2009-0050404 20090608
- 国际申请： PCT/KR2010/003367 WO 20100527
- 国际公布： WO2010/137889 WO 20101202
- 主分类号： H01M4/64
- IPC分类号： H01M4/64 ; H01M4/62 ; H01M4/66
摘要：
Provided is a positive electrode active material. The positive electrode active material includes: a small-diameter active material having an average particle diameter of about 0.5 μm and a maximum particle diameter of less than about 1 μm; and a large-diameter active material having an average particle diameter of about 5 μm to about 20 μm and a maximum particle diameter of less than about 100 μm.
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