← EPO Patent Bulletin

COMPOSITE POSITIVE ELECTRODE MATERIAL AND PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE SHEET, SECONDARY BATTERY, AND ELECTRICAL DEVICE

Publication EP4583198A1 Kind: A1 Mar 18, 2026

Applicants

Contemporary Amperex Technology Co., Limited

Inventors

HUAN, Shuxing, SHEN, Chongheng, WANG, Bangrun, WU, Changxu, LIU, Na

IPC Classifications

H01M 4/36 20060101AFI20260211BHEP C01G 53/50 20250101ALI20260211BHEP C01G 53/502 20250101ALI20260211BHEP C01G 53/82 20250101ALI20260211BHEP C01G 53/84 20250101ALI20260211BHEP H01M 4/131 20100101ALI20260211BHEP H01M 4/505 20100101ALI20260211BHEP H01M 4/525 20100101ALI20260211BHEP H01M 4/1391 20100101ALI20260211BHEP H01M 10/0525 20100101ALI20260211BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR