Patent ID: 11955631
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  C  Y | IPC C  H

Claim 13:
14. The composite cathode active material of claim 1, wherein the grain boundary comprises a third composition comprising lithium, Zr, and oxygen, and
an amount of the lithium is about 1.7 moles to about 2.3 moles, based on 1 mole of the third composition,
an amount of Zr is about 0.7 moles to about 1.3 moles, based on 1 mole of the third composition, and
an amount of the oxygen is about 2.7 moles to about 3.3 moles, based on 1 mole of the third composition.