A conductive polymer coating composition including a conductive fibrillated structure and a base polymer, wherein the conductive fibrillated structure includes a fibrillated polymer and a conductive polymer grafted on the fibrillated polymer, and wherein the conductive polymer coating composition has an electrical conductivity from about 10−5 S/cm to about 10+1 S/cm and a thermal conductivity from about 1.1 W/m K to about 3 W/m K.