公开(公告)号：US20230335743A1

公开(公告)日：2023-10-19

申请号：US18333255

申请日：2023-06-12

Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED

Inventor： Zhenhua LI ,  Xinzhan WU ,  Qiang GUO ,  Xiayi WU ,  Hanli FU ,  Ziyu YANG ,  Xing LI ,  Shaojun NIU ,  Haizu JIN

IPC: H01M4/62 ,  H01M10/0525 ,  H01M4/04

CPC classification number: H01M4/624 ,  H01M10/0525 ,  H01M4/0404 ,  H01M2004/028

Abstract: A positive electrode composite material for a lithium ion secondary battery includes a positive electrode active material and a positive electrode additive. The positive electrode additive includes at least one of oxides, sulphides, peroxides, azides, or oxycarbides of sodium or potassium.