▎ 摘　　要

NOVELTY - A polythiophene graphene composite electromagnetic material is prepared by adding thiophene to chloroform, uniformly stirring, adding 3-aminopropyltriethoxysilane, heating, ultrasonically treating, and distilling to remove chloroform to obtain amide monomer; and adding graphite to sulfuric acid solution, uniformly stirring, adding potassium permanganate, stirring, filtering, washing precipitate, drying, adding to deionized water, ultrasonically treating, adding amide monomer and polyvinylpyrrolidone, heating, adding oleic acid, and keeping stirring to obtain graphene amide monomer solution. USE - Method for preparing polythiophene graphene composite electromagnetic material (claimed). ADVANTAGE - The product reduces agglomeration, promotes stability strength, and improves compatibility of graphene oxide and polythiophene. DETAILED DESCRIPTION - A polythiophene graphene composite electromagnetic material is prepared by: (A) adding 60-70 pts. wt. thiophene to chloroform for 6-9 times, uniformly stirring, adding 3-4 pts. wt. 3-aminopropyltriethoxysilane, heating to 45-50 degrees C, ultrasonically treating for 1-2 hours, and distilling to remove chloroform to obtain amide monomer; (B) adding 100-110 pts. wt. graphite to 96-98% sulfuric acid solution for 30-40 times, uniformly stirring, adding 75-80 pts. wt. potassium permanganate, stirring at 25-30 degrees C for 16-20 hours, filtering, washing precipitate, drying at room temperature, adding to deionized water for 10-13 times, ultrasonically treating for 2-3 minutes, adding amide monomer and 3-4 pts. wt. polyvinylpyrrolidone, heating to 50-60 degrees C, adding 6-9 pts. wt. oleic acid, and keeping stirring for 40-50 minutes to obtain graphene amide monomer solution; (C) adding 2-4 pts. wt. acrylamide to water for 20-30 times, adding 18-20 pts. wt. ferric trichloride hexahydrate, and uniformly stirring to obtain ferric trichloride hexahydrate amide solution; and (D) feeding graphene amide monomer solution into reaction kettle, adding ferric trichloride hexahydrate amide solution, inletting nitrogen at 10-15 degrees C, heat preservation stirring for 10-15 hours, dropping ammonia water solution, adjusting pH value to 9-10, stirring and reacting for 120-150 minutes, orderly adding 3-4 pts. wt. absolute ethanol and 2-3 pts. wt. anhydrous calcium chloride, heating to 65-70 degrees C, stirring for 10-15 minutes, controlling vacuum degree to 0.1 MPa, adjusting reaction temperature to 160-170 degrees C, keeping temperature and reacting for 6-7 hours, discharging, filtering, washing precipitate with deionized water and anhydrous ethanol, and vacuum drying at 60-65 degrees C.