▎ 摘　　要

NOVELTY - The utility model claims a flexible multilayer graphene composite film, said radiating layer is graphene, number of the phase-change layer is two-layer, a radiating layer fixed between the phase changeable layer, thickness of the radiating layer is h1, the thickness of the phase-changeable layer is h2, h1 is 2asteriskh2, the width of the radiating layer is L1, the width of the phase-changeable layer is L2, L1, less than L2, has a three-layer type heat-conducting radiating structure, good flexibility, good heat radiation effect and greatly improves the service life.