Patent ID: 11894554
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  C  Y | IPC H

Claim 4:
5. The cathode active material of claim 1, wherein the lithium metal compound comprises a nickel-based oxide represented by Chemical Formula 1:

Lia(NixM′yM″z)O2  [Chemical Formula 1]

wherein, in Chemical Formula 1,
M′ is at least one selected from Co, Mn, Ni, Al, Mg, and Ti, M″ is at least one selected from Ca, Mg, Al, Ti, Sr, Fe, Co, Mn, Ni, Cu, Zn, Y, Zr, Nb, and B, 0.8<a≤1.2, 0.6≤x≤1, 0≤y≤0.4, 0≤z≤0.4, and x+y+z=1.