▎ 摘　　要

NOVELTY - Manufacturing electric heating element coating solution using advanced composite applied with carbon nanotube (CNT)/graphite nanofiber (GNF) blending method comprises mixing 15 wt.% polyvinylidene fluoride (PVDF) based copolymer solution, 15-45 wt.% graphene, 15-45 wt.% carbon nanotube, and 10-30 wt.% graphite nanofiber and stirring by a magnetic stirrer. USE - The electric heating element coating solution is useful as conductive ink (claimed). ADVANTAGE - The electric heating element coating solution has good electrical properties, thermal conductivity, piezoelectricity, viscosity, and adhesiveness to prepare electronic fiber for maintaining body temperature, and provides conductive ink having durability and coating properties.