公开(公告)号：US11018339B2

公开(公告)日：2021-05-25

申请号：US16148335

申请日：2018-10-01

Applicant: BASF TODA BATTERY MATERIALS LLC

Inventor： Akihisa Kajiyama ,  Kazumichi Koga ,  Tsuyoshi Wakiyama ,  Ryuta Masaki ,  Takayuki Yamamura ,  Kazutoshi Matsumoto

IPC: H01M4/525 ,  C01G53/00 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/505 ,  H01M10/0525 ,  H01M4/02

Abstract: A positive electrode active material comprises a Li-transition metal-layered oxide represented by the formula: Lia(NibCocAldMee)O2 (in which Me=Mn, Mg, Ti, Ru, Zr, Nb, Mo, W; 1.00≤a≤1.15; 0.25