▎ 摘　　要

NOVELTY - Grapheme coating type doping comprises (i) preparing doping coating solution consisting of conductive polymer precursor, oxidants, stabilizer and an inert solvent; (ii) surface coating the target substrate with dope; (iii) heating the substrate, carrying out polymerization curing, forming a first doped coating layer; (iv) soaking the doped coating in deionized water, and drying; and (v) first dope coating on the graphene, and sequentially forming target substrate, first doped coating and graphene composite structure. USE - The method is useful for grapheme coating type doping (claimed). DETAILED DESCRIPTION - Grapheme coating type doping comprises (i) preparing doping coating solution consisting of conductive polymer precursor, oxidants, stabilizer and an inert solvent; where the conductive polymer precursor is aniline, pyrrole and thiophene and thiophene derivatives, the oxidant is ferric chloride or iron p-toluene sulfonic acid; the stabilizer is pyridine; the inert solvent is ethanol, methanol, isopropanol, n-butanol, ethylene glycol, ethylene glycol monomethyl ether, ethylene glycol monoethyl ether and/or ethylene glycol monobutyl ether; the molar ratio of conductive polymer precursor and oxidant is 0.6-2; the molar ratio of conductive polymer precursor and stabilizer is 1.6-2.2; and the amount of inert solvent used is 80-95 wt.%; (ii) surface coating the target substrate with dope, where the coating is roll coating method, slit coating or spray coating; (iii) heating the substrate, carrying out polymerization curing, forming a first doped coating layer, where the polymerization curing temperature is 50-120 degrees C, and time is 30-120 minutes; (iv) soaking the doped coating in deionized water, and drying for 1-5 minutes; and (v) first dope coating on the graphene, and sequentially forming the target substrate, first doped coating and graphene composite structure.