Patent ID: 11967714
Assignee: LG ENERGY SOLUTION, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  C  Y | IPC C  H

Claim 0:
1. A positive electrode active material for a lithium secondary battery, the positive electrode active material comprising a nickel-based lithium composite metal oxide single particle,
wherein the single particle includes a plurality of crystal grains, and
a metal doped in a crystal lattice of the single particle, wherein the metal is one or more metals selected from the group consisting of Al, Ti, Mg, Zr, W, Y, Sr, Co, F, Si, Na, Cu, Fe, Ca, S, and B,
wherein the single particle has an average particle size (D50) of from 3.5 μm to 8 μm.