- 专利标题： Additive for cathode, method for preparing the same, cathode including the same, and lithium secondary battery including the same
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申请号： US16638188申请日： 2018-11-22
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公开(公告)号： US11621423B2公开(公告)日： 2023-04-04
- 发明人: Hyelim Jeon , Donghun Lee , Sang Wook Lee , Eunsol Lho , Wang Mo Jung , Minsuk Kang , Sora Baek
- 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： Lerner, David, Littenberg, Krumholz & Mentlik, LLP
- 优先权： KR10-2017-0161943 20171129,KR10-2018-0144887 20181121
- 国际申请： PCT/KR2018/014456 WO 20181122
- 国际公布： WO2019/107835 WO 20190606
- 主分类号： H01M4/62
- IPC分类号： H01M4/62 ; H01M4/525 ; H01M10/0525 ; H01M4/02 ; H01M4/505
摘要：
The present disclosure relates to a cathode additive of a lithium secondary battery, and a method for preparing the same. The cathode additive exhibits high irreversible capacity, and may be effectively applied to a battery using an anode material having high energy density. In one embodiment, the cathode additive includes a compound represented by the following Chemical Formula 1: y(Li2Ni1-xMxO2)-z(Li6Co1-xMxO4) [Chemical Formula 1]
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