公开(公告)号：CA3147518A1

公开(公告)日：2021-04-29

申请号：CA3147518

申请日：2020-10-15

Applicant: BASF SE

Inventor： KIM YOUNG JIN ,  SIOSS JAMES A ,  HAAG JACOB ,  VASSILARAS PLOUSIA ,  LAMPERT JORDAN K ,  LONG BRANDON RAY

IPC: C01G53/00 ,  H01M4/525

Abstract: Electrode active material comprising (A) a core material according to general formula Li 1+x1 TM 1-x1 O 2 wherein TM is a combination of Ni and at least one of Mn, Co and Al, and, optionally, at least one more metal selected from Mg, Ti, Zr, Nb, Ta, and W, and x1 is in the range of from -0.05 to 0.2, and (B) particles of cobalt compound(s) and of aluminum compound(s) and of titanium compound(s) or zirconium compound(s) wherein the molar ratio of lithium to cobalt in said particles is in the range of from zero to below 1 and wherein said particles are attached to the surface of the core material.