▎ 摘　　要

NOVELTY - The method involves mixing silicon-containing wax and nano-diamond to obtain homogeneous mixture, esterifying to obtain esterified nanodiamond dispersion, adding layered graphene nanosheets to dispersion to obtain mixture of nanodiamond-coated graphene sheet, mixing thermally conductive filler and nylon-66 resin and then extruding using twin-screw extruder, granulating to obtain composite pellets, adding nanodiamond-coated graphene sheet to composite pellets, and injection molding to obtain thermally-conductive material with desired shape. USE - The method is useful for producing thermally conductive material (claimed), which is useful for various electrical appliances and automotive cooling components. ADVANTAGE - The method provides efficient thermally conductive material with improved thermal conductivity. DETAILED DESCRIPTION - The method involves mixing silicon-containing wax and nano-diamond in a mass ratio of 1-2:1 using ultra-high-speed mixer to obtain a homogeneous mixture, esterifying the mixture to obtain esterified nanodiamond dispersion, adding layered graphene nanosheet to the dispersion in a mass ratio of 1:0.25-0.5 and then mixing using ultra-high-speed mixer to obtain mixture of nanodiamond-coated graphene sheet, mixing thermally conductive filler and nylon-66 resin in a mass ratio of 20-30:70-80 and then extruding using a twin-screw extruder at 245-260 degrees C, granulating the extruded product to obtain composite pellets, adding the nanodiamond-coated graphene sheet to the composite pellets, and injection molding the obtained product at 250-260 degrees C to obtain thermally-conductive material with desired shape. An INDEPENDENT CLAIM is included for thermally conductive material produced by the method.