▎ 摘　　要

NOVELTY - Preparation of mixed filler modified heat-resistant anticorrosion coating comprises ultrasonicating graphene oxide-polypyrrole solution, adjusting pH value, adding hydrazine hydrate, stirring, condensing, refluxing in oil bath, suction filtering, adding acetone and deionized water, washing, centrifuging, drying to obtain graphene-polypyrrole composite filler, stirring barium sulfate suspension in constant temperature bath, stirring with composite modifier, filtering while hot, drying, crushing, sieving to obtain modified barium sulfate, drying calcium carbonate in vacuum oven, adding silane coupling agent and titanate coupling agent, drying calcium carbonate by heating, drying talc powder in hot air oven, adding aluminate coupling agent and melt-blending at high speed to obtain coupled modified talc powder. USE - Method for preparing mixed filler modified heat-resistant anticorrosion coating.