▎ 摘　　要

NOVELTY - A graphene-polyaniline composite material comprises (wt.%) graphene (0.01-99.99) and polyaniline (0.01-99.99) that form a composite structure by doping. The composite structure comprises micron-sized or nano-sized porous structures. USE - Graphene-polyaniline composite material used as electrode material. ADVANTAGE - The material has micron-sized or nano-sized porous structures that enhance specific surface area of the composite material. It has high electric conductivity and large specific surface area. Its preparation is simple and reliable, reduces cost and has wide applied prospect. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of graphene-polyaniline composite material comprising: (A) in solution system, adding oxidized graphite, and reducing oxidized graphite by a reducing agent under supersonic condition to form graphene solution; (B) adding aniline and hydrogen peroxide, ferric trichloride and hydrochloric acid solution into graphene solution, and blending under supersonic to form graphene doped polyaniline; (C) reducing supersonic power of reaction system for polymerization of aniline, slowly precipitating, stopping supersonic vibration, and standing; (D) filtering supernatant of obtained precipitate, and filtering and water washing the obtained precipitate; (E) adding organic solvent into the filtered substance to blend, drying in vacuum the blend, and removing residual liquid in the filtered substance; and (F) adding the activated product into environment of 50-150 degrees C to form graphene-polyaniline composite material with micron-sized or nano-sized porous structures.