SECONDARY BATTERY HAVING CONDUCTIVE LAYER FORMED ON INNER SURFACE OF BATTERY CASE

The present disclosure provides a secondary battery configured such that an electrode assembly including a positive electrode, a separator, and a negative electrode is housed in a battery case together with an electrolyte solution, wherein the battery case is made of metal, and a conductive layer made of one selected from the group consisting of a conductive carbon layer, a conductive polymer layer, and a conductive epoxy layer is formed on a part or the whole of the inner surface of the battery case coming into contact with the electrolyte solution.