- 专利标题： POSITIVE POLE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF, LITHIUM SECONDARY BATTERY
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申请号： EP18892215.7申请日： 2018-12-18
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公开(公告)号： EP3731313A1公开(公告)日： 2020-10-28
- 发明人: MIN, Sung Hwan , KIM, Jeong Han , SONG, Jung Hoon
- 申请人： POSCO , Research Institute of Industrial Science & Technology , POSCO Chemical Co., Ltd
- 申请人地址： (Goedong-dong) 6261, Donghaean-ro Nam-gu Pohang-si Gyeongsangbuk-do 37859 KR
- 专利权人： POSCO,Research Institute of Industrial Science & Technology,POSCO Chemical Co., Ltd
- 当前专利权人： POSCO,Research Institute of Industrial Science & Technology,POSCO Chemical Co., Ltd
- 当前专利权人地址： (Goedong-dong) 6261, Donghaean-ro Nam-gu Pohang-si Gyeongsangbuk-do 37859 KR
- 代理机构： Potter Clarkson
- 优先权： KR20170178837 20171222
- 国际公布： WO2019124943 20190627
- 主分类号： H01M4/525
- IPC分类号： H01M4/525 ; H01M4/505 ; C01G53/00 ; H01M10/052
摘要：
A positive electrode active material for a lithium secondary battery comprising a compound represented by Chemical Formula 1 is introduced.
[Chemical Formula 1] Li 1+m Ni 1-w-x-y-z Co w Mn x M1 y M2 z O 2-p X p
(In the Chemical Formula 1,
M1 and M2 are different from each other, and any one element selected from the group consisting of Al, Mg, Zr, Sn, Ca, Ge, Ti, Cr, Fe, Zn, Y, Ba, La, Ce, Sm, Gd, Yb, Sr, Cu and Ga respectively,
X is any one element selected from the group consisting of F, N, S, and P,
w, x, y, z, p and m are respectively 0.125
[Chemical Formula 1] Li 1+m Ni 1-w-x-y-z Co w Mn x M1 y M2 z O 2-p X p
(In the Chemical Formula 1,
M1 and M2 are different from each other, and any one element selected from the group consisting of Al, Mg, Zr, Sn, Ca, Ge, Ti, Cr, Fe, Zn, Y, Ba, La, Ce, Sm, Gd, Yb, Sr, Cu and Ga respectively,
X is any one element selected from the group consisting of F, N, S, and P,
w, x, y, z, p and m are respectively 0.125
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