Electrode Current Collector Comprising a Heat-Pressure Conversion Layer Between Two or More Metal Foils, Electrode Comprising the Same, and Lithium Secondary Battery

An electrode current collector for a lithium secondary battery includes two or more metal foil layers, and a heat-pressure conversion layer positioned between the two or more metal foil layers, wherein the heat-pressure conversion layer includes a heat-pressure exchange ceramic material, a conductive material, and an adhesive. An electrode including the current collector, and a lithium secondary battery including the electrode are also provided.