▎ 摘　　要

NOVELTY - Heat conducting filling material comprises 1-30 wt.% base, 1-50 wt.% composite film of graphene/carbon nanotube composite material, and 45-95 wt.% ceramic powder. USE - Heat conducting filling material. ADVANTAGE - The material has high thermal conductivity. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of heat conducting filling material comprising placing raw materials in stirrer, stirring for 10-120 minutes, and rolling at 90-150 degrees C for 1-60 minutes.