▎ 摘　　要

NOVELTY - Preparation of flexible conductive graphene composite film involves adding nano-cellulose powder to water, obtaining nano-cellulose dispersion, adding graphene powder, stirring, ultrasonically processing, obtaining homogeneous dispersion of nano cellulose and graphene, and evaporating high content of graphene. USE - Preparation of flexible conductive graphene composite film (claimed). ADVANTAGE - The method efficiently and economically provides high cellulose content-containing flexible conductive graphene composite film having high strength, controllable size, and electrical conductivity, by simple method without affecting the environment.