Cathode active material for lithium secondary battery and lithium secondary battery including the same

Abstract

A cathode active material for a lithium secondary battery according to embodiments of the present disclosure includes first lithium-transition metal oxide particles containing nickel and having a single particle form, and second lithium-transition metal oxide particles including small-sized lithium-transition metal oxide particles and large-sized lithium-transition metal oxide particles and having a bi-modal distribution. The energy density, cycle life properties, and storage properties of the lithium secondary battery may be improved.

Dependencies are inferred from the claim text.