LITHIUM METAL COMPOSITE OXIDE POWDER, POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY CELL, POSITIVE ELECTRODE FOR LITHIUM SECONDARY CELL, AND LITHIUM SECONDARY CELL
Publication
EP3556732A1
Kind: A1
Mar 18, 2026
Applicants
Sumitomo Metal Mining Co., Ltd.
Inventors
IMANARI Yuichiro, MATSUMOTO Kayo
Abstract
A lithium metal composite oxide powder includes primary particles; and secondary particles formed by aggregation of the primary particles, in which the lithium metal composite oxide powder is represented by Composition Formula (1), and the lithium metal composite oxide powder satisfies all of requirements (A), (B), and (C).
IPC Classifications
C01G 53/00 20060101AFI20200706BHEP
H01M 4/505 20100101ALI20200706BHEP
H01M 4/525 20100101ALI20200706BHEP
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