HIGH VOLTAGE ANODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY INCLUDING SAME

摘要

Disclosed are a cathode active material for high voltage and a lithium secondary battery including the same. More particularly, a cathode active material including spinel-type compound particles having a composition represented by Formula 1 below; and metal oxides or metal hydroxides present on surfaces of the spinel-type compound particles, and a lithium secondary battery including the same.
€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒL 1+a M x Mn 2-x O 4-z A z €ƒ€ƒ€ƒ€ƒ€ƒ(1)
where a, x and z are defined in a specification of the present invention.