Patent ID: 9525165
Filing Date: 2016-12-20
CPC Classification: H01M,Y02E

Claim Text:
1. An electrode for a lithium rechargeable battery, comprising: an active material layer comprising an electrode active material; and a coating layer on the active material layer, the coating layer comprising a copolymer of a monomer represented by Formula 1 coated directly on the active material layer such that the active material layer comprises the copolymer permeated into the electrode active material: wherein: A is a moiety selected from the group consisting of —O—(CFR each of R each of x and y is independently an integer ranging from 1 to 100,000, and wherein the copolymer is present in an amount of about 0.1 to about 0.5 parts by weight based on 100 parts by weight of the electrode active material, and the copolymer is present in the active material layer at a greater concentration toward an interface with the coating layer.