← EPO Patent Bulletin

NEGATIVE ELECTRODE SHEET AND SECONDARY BATTERY

Publication EP3813155A1 Kind: A1 Mar 18, 2026

Applicants

Contemporary Amperex Technology (Hong Kong) Limited

Inventors

KANG, Meng, SHEN, Yuliang, WANG, Jiazheng, HE, Libing

IPC Classifications

H01M 4/131 20100101AFI20210811BHEP H01M 4/36 20060101ALI20210811BHEP H01M 4/38 20060101ALI20210811BHEP H01M 4/587 20100101ALI20210811BHEP H01M 4/48 20100101ALI20210811BHEP H01M 4/133 20100101ALI20210811BHEP H01M 4/134 20100101ALI20210811BHEP H01M 4/1391 20100101ALI20210811BHEP H01M 4/1393 20100101ALI20210811BHEP H01M 4/1395 20100101ALI20210811BHEP H01M 4/04 20060101ALI20210811BHEP H01M 10/0525 20100101ALN20210811BHEP

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, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR