▎ 摘　　要

NOVELTY - The utility model claims electrothermal film field, claims a graphene electro-thermal film, solves the problem that the electric heating film work when the electricity is converted into infrared radiation heat energy efficiency is not high, and the heat loss heating effect is not good, there is a problem of leakage risk. comprises from up to down set of electricity-conducting and heat-emitting layer, a polyester film layer, a thermal insulation layer, an insulating layer from bottom to top on the conductive heating layer, shielding layer, the conductive hair between heating layer and insulating layer from top to bottom in turn equipped with infrared transmission layer, diamond-like layer, a graphite heat dissipation layer; the shielding layer is comprised of protecting film layer are set in turn from up to down, the aluminium film layer and glue layer; the surface of the heat insulation layer and the polyester film layer plated with aluminium foil reflecting layer; the heat insulating layer from top to bottom comprises a first insulating layer, the second insulating layer and the third insulating layer; the second insulating layer on the lower surface is provided with several cavity, the cavity is filled with glass micro bead; the infrared transmission material layer is nanometre SiO2 modified methacrylate.