▎ 摘　　要

NOVELTY - Graphene plastic composite thermal conductive material comprises 30-40 wt.% plastic material, 8-12 wt.% graphene, 40-46 wt.% ceramic powder, 2-6 wt.% flame retardant, 3-7 wt.% fiber material and 0.5-3.5 wt.% auxiliary agent. USE - The graphene plastic composite thermal conductive material useful in graphene-plastic composite thermal conductive material product (claimed). ADVANTAGE - The graphene plastic composite thermal conductive material: forming a crystalline core between the melt molecules of the high molecular polymer, improving the crystalline quality of the melt by doping and composite action of the metal oxide; increases the interlayer spacing between the graphene sheet layer or graphene monomer to forming a stable and uniform three-dimensional heat conducting network which improves the heat conducting performance of the material and ensures the mechanical performance of the product; and optimizes the production cost. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: 1. preparing graphene plastic composite thermal conductive material comprising taking and mixing plastic material, graphene, ceramic powder, flame retardant and thermal conductivity auxiliary agent, adding mixed material into the first barrel of the twin-screw extruder, taking certain amount of fiber material and adding the fiber material to the last barrel of the twin-screw extruder, and extruding through a twin-screw extruder to obtain final product. 2. graphene-plastic composite thermal conductive material product comprising a product structure, where the product structure is made from graphene plastic composite thermal conductive material.