- 专利标题： Lithium nickel cobalt composite oxide positive active material, positive electrode, and lithium secondary battery using the same
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申请号： US16472161申请日： 2017-12-21
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公开(公告)号： US11532814B2公开(公告)日： 2022-12-20
- 发明人: Kenji Takamori , Yuichiro Imanari , Yusuke Maeda
- 申请人： SUMITOMO CHEMICAL COMPANY, LIMITED , TANAKA CHEMICAL CORPORATION
- 申请人地址： JP Tokyo; JP Fukui
- 专利权人： SUMITOMO CHEMICAL COMPANY, LIMITED,TANAKA CHEMICAL CORPORATION
- 当前专利权人： SUMITOMO CHEMICAL COMPANY, LIMITED,TANAKA CHEMICAL CORPORATION
- 当前专利权人地址： JP Tokyo; JP Fukui
- 代理机构： McDermott Will & Emery LLP
- 优先权： JPJP2016-251397 20161226
- 国际申请： PCT/JP2017/045980 WO 20171221
- 国际公布： WO2018/123817 WO 20180705
- 主分类号： H01M4/525
- IPC分类号： H01M4/525 ; C01G53/00 ; H01M4/36 ; H01M4/46 ; H01M4/505 ; H01M10/052
摘要：
A positive electrode active material for lithium secondary batteries includes a lithium composite metal compound containing secondary particles that are aggregates of primary particles which are capable of being doped or dedoped with lithium ions and satisfies all of specific requirements (1) to (4).
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