ELECTRODE ASSEMBLY COMPRISING SEPARATOR HAVING CONDUCTIVE LAYER FORMED THEREON, AND BATTERY CELL COMPRISING SAME

The present invention relates to an electrode assembly including a positive electrode having a positive electrode mixture layer formed on at least one surface of a positive electrode current collector, a negative electrode having a negative electrode mixture layer formed on at least one surface of a negative electrode current collector, and a separator interposed between the positive electrode and the negative electrode, wherein the negative electrode mixture layer includes a silicon active material, a conductive layer is formed on at least one surface of the separator, and the thickness of the conductive layer is greater than 50% of the D50 particle size of the silicon active material, and a battery cell including the same.