Patent ID: 11909043
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. The positive electrode of claim 1, wherein the core of the first positive active material and the core of the second positive active material are each a compound represented by Formula 3:

Lia(Ni1-x-y-zCoxM1yM2z)O2,  Formula 3

 and
wherein, in Formula 3, M1 is manganese (Mn), aluminum (Al), or a combination thereof,
M2 is boron (B), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), titanium (Ti), vanadium (V), chromium (Cr), iron (Fe), copper (Cu), zirconium (Zr), aluminum (Al), or a combination thereof, and
0.9≤a≤1.3, x≤(1−x−y−z), y≤(1−x−y−z), 0<x<1, 0≤y<1, and 0≤z<1.