Patent ID: 11967720
Assignee: KABUSHIKI KAISHA TOSHIBA
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 3:
4. An electrode according to claim 1, wherein the active material has a particulate shape, and active material particles contain secondary particles formed by aggregation of primary particles,
the secondary particles of the active material particles have an average secondary particle size within a range of 3 μm or more and less than 10 μm, and
the active material contains a composite oxide represented by a general formula: LiaNi(1-x-y)CoxMnyO2, and in the general formula, 0.9≤a≤1.2, 0<x≤0.4, and 0<y≤0.35.