▎ 摘　　要

NOVELTY - Preparing graphene material involves melt blending the graphite material and the high molecular polymer to obtain a blend, cooling and molding the blend to obtain a molding composite material, using stretching equipment to stretch the formed composite material to obtain a deformed composite material, melting the deformed composite material, stirring, cooling and molding, repeating N times to obtain a complex, and treating the compound with a solvent to obtain the graphene material, where the solvent is compatible with the high molecular polymer. USE - Method for preparing graphene material. ADVANTAGE - The method is simple and easy to operate. The graphene material exhibits high heat conductivity of graphene, high conductivity and excellent mechanical property. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for graphene material.