▎ 摘　　要

NOVELTY - Preparation method of graphene-based wave-absorbing composite material involves taking connecting material, adding dispersant to a connecting material, uniformly dispersing, adding graphene, ferrite and expanded graphite, dispersing at high speed, mixing, rolling and refining. USE - Method is useful for the preparation of graphene-based wave-absorbing composite material, which is useful for electromagnetic shielding, antistatic materials and electromagnetic pollution treatment applications. ADVANTAGE - The graphene-based wave-absorbing composite material is lightweight, has high functionality and absorption strength, wide absorption frequency band, and excellent mechanical, physical and chemical properties and dielectric performance, is environmentally-friendly, is cost-effective, and is suitable for large-scale production. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for the graphene-based wave-absorbing composite material prepared by the above method.