▎ 摘　　要

NOVELTY - The utility model claims a composite material on the expanded polytetrafluoroethylene membrane-coated graphene coating and preparation device thereof, a composite material comprising expanded polytetrafluoroethylene film layer and the graphene coating. graphene coating composite with expanded polytetrafluoroethylene film layer formed on the surface of the composite material; the device comprises unreeling roll, coating, drying and rolling roller and coating solidifying device, unreeling roll unwinding to the expanded polytetrafluoroethylene film coating machine, coating on polytetrafluoroethylene membrane coated graphene coating liquid. and then transmitted on to the dryer, drying the coating liquid after winding by the winding roller, and finally to the coat curing device for curing. Through said method, this utility model is a new material with thin thickness, light weight, good elasticity and good toughness, it has fast heat conduction, heat transfer, heat dissipation, high conductivity, good strength, super-light characteristics, such as conductivity, with function of anti-electromagnetic interference, electromagnetic shielding and excellent heat conduction and radiation.