▎ 摘　　要

NOVELTY - High thermal conductivity graphene/nylon composite material comprises 30-80 pts. wt. nylon, 4-8 pts. wt. expandable graphite, 0.5-1.5 pts. wt. amphiphilic graft copolymer, 1-20 pts. wt. silicon nitride, 1-15 pts. wt. carbon fiber, 5-10 pts. wt. boron nitride, 0.02-4 pts. wt. high temperature resistant additive, 0.02-0.8 pt. wt. antioxidant, 1-3 pts. wt. anti-hydrolysis agent and 2-6 pts. wt. plasticizer. USE - High thermal conductivity graphene/nylon composite material. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for the preparation of high thermal conductivity graphene/nylon composite material comprising mixing expandable graphite and amphiphilic graft copolymer, adding water/methanol mixed solvent, sonicating for 3-5 hours, centrifuging at 1200-1500 revolutions/minute for 15-30 minutes, collecting supernatant, concentrating, drying at 70-100 degrees C for 15-20 hours, adding nylon, mixing, grinding, adding high temperature resistant additive, antioxidant, anti-hydrolysis agent and plasticizer, mixing for 10-25 minutes in twin screw extruder, adding silicon nitride and carbon fiber, mixing at 230-260 degrees C and 15-25 Hz, extruding and pelletizing.