Patent ID: 9343780
Filing Date: 2016-05-17
CPC Classification: H01M,Y02E,Y02P

Claim Text:
1. A secondary battery, comprising: at least one anode including an anode current collector and an anode active material layer coated on the anode current collector; at least one cathode including a cathode current collector, a cathode active material layer coated on one surface of the cathode current collector, which faces the anode, and an outermost coating layer coated on the other surface of the cathode current collector, which does not face the anode, the outermost coating layer being formed by coating an anode active material and inorganic particle; and at least one separator positioned between the cathode and the anode, wherein the secondary battery is a lithium ion battery or a lithium ion polymer battery, and the outermost coating layer contains 5 to 400 parts by weight of the inorganic particle based on 100 parts by weight of the anode active material.