An electrode assembly of a lithium secondary battery

The electrode assembly of the lithium secondary battery of the present invention is provided comprising an anode plate, a cathode plate, separator for lithium ion conductive electrolyte and an anode separator plate and the cathode plate, and a composite coating layer, positioned between the anode and the separator plate and / or between the cathode plate and the separator. Composite coating comprises 5 to 90 parts by weight of inorganic clay materials, and 95 to 10 parts by weight of an organic polymer adhesive.