▎ 摘　　要

NOVELTY - The utility model claims a PTC graphene seat heating pad, comprising a base film, a graphene electrode, PTC heating coating, packaging film, a textile layer and a wiring terminal, the base film, packaging film and fabric layer are arranged from the bottom to the top, the guide electrode and PTC heating coating is disposed between the base film and the sealing film, the graphene PTC heating coating through the conductive electrode is connected with the wiring terminal. The utility model claims a heating seat, a sponge foam comprises a seat cover and installed in it, between the seat cover and sponge foaming body is provided with the PTC graphene seat heating pad. The utility model has PTC graphene seat heating pad, fast heating speed, high electric energy utilization rate, uniform heating, and heating seat of safety factor is high and the application thereof and small friction noise.