▎ 摘　　要

NOVELTY - High-fluidity graphene modified polystyrene composite material comprises 60-70% polystyrene, 1-5% conductive material, 5-10% toughening agent, 0.1-5% antioxidant, 1-5% flow modifier, 0.1-5% coupling agent, and 1-10% other auxiliary agent. USE - High-fluidity graphene modified polystyrene composite material. ADVANTAGE - The method is simple, easy, safe and environment-friendly, and has low production cost. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of the high-fluidity graphene modified polystyrene composite material comprising mixing toughening agent, coupling agent, and polystyrene, putting into a high-speed mixer, high-speed mixing for 3 minutes to obtain uniformly mixed mixture, adding conductive material, putting into high-speed mixer, mixing for 3 minutes at high speed, obtaining mixed base material, adding flow modifier and other auxiliary agent, high speed mixing for 3 minutes, extruding in a twin-screw extruder, and granulating by pelleting machine.