HIGHLY ADHESIVE BATTERY SEPARATOR COMPRISING PVAC-PMA COPOYLMER, AND SECONDARY BATTERY COMPRISING SAME

Disclosed are a high-adhesion separator for batteries, the high-adhesion separator including a porous substrate and a coating layer formed on at least one surface of the porous substrate, the coating layer including an inorganic material, wherein the coating layer includes a copolymer of a humidification phase separable polymer and vinyl acetate, and a secondary battery including the same.