▎ 摘　　要

NOVELTY - A thermally-conductive film is prepared by uniformly mixing graphene powders with different particle sizes. USE - Thermally-conductive film for use in flexible circuit. ADVANTAGE - The thermally-conductive film has excellent flexibility and excellent heat dissipation effect. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of thermally-conductive film which involves dispersing different particle sized graphene powder in deionized water, obtaining variety of particle size graphene powder dispersion solution, preparing graphene thin film as thermally-conductive film.