▎ 摘　　要

NOVELTY - A flake graphite-graphene thermally conductive composite material is prepared by taking crystalline flake graphite and graphene, adding ethanol, ultrasonicating to obtain thermally conductive filler dispersion, taking polymer base and ethanol, ultrasonicating to obtain polymer dispersion, adding thermally conductive filler dispersion, stirring and mixing, drying, extruding, and injection molding. USE - Method for preparing flake graphite-graphene thermally conductive composite material. ADVANTAGE - The product has excellent heat-conducting property and mechanical property, and has low specific gravity. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for flake graphite-graphene thermally conductive composite material system for preparing radiator.