- 专利标题： Negative electrode active material having high output characteristics and lithium secondary battery including the same
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申请号： US16311110申请日： 2018-03-21
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公开(公告)号： US11114654B2公开(公告)日： 2021-09-07
- 发明人: Bo-Ram Lee , Sung-Bin Park , Ji-Young Park , Chi-Ho Jo , Jung-Min Han , Hyuck Hur , Wang-Mo Jung
- 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： KR10-2017-0035600 20170321
- 国际申请： PCT/KR2018/003316 WO 20180321
- 国际公布： WO2018/174573 WO 20180927
- 主分类号： H01M4/131
- IPC分类号： H01M4/131 ; H01M4/133 ; H01M4/134 ; H01M2/16 ; H01M10/0525 ; H01M50/46 ; H01M4/02
摘要：
Disclosed are a negative electrode active material including lithium titanium oxide particles, wherein the lithium titanium oxide particles have an average particle diameter (D50) of 0.5-9 μm, a specific surface area of 3-7 m2/g, and a pellet density of 1.7 g/cc or more under a pressure of 64 MPa, and a lithium secondary battery including the same.
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