▎ 摘　　要

NOVELTY - High-thermal conductivity polyphenylene oxide composite material comprises 20-40 pts. wt. polyphenyl ether, 5-15 pts. wt. of composite toughening agent, 0.3-1 pts. wt. of antioxidant, 50-75 pts. wt. of composite filler and 0.5-2 pts. wt. of coupling agent. USE - High-thermal conductivity polyphenylene oxide composite material. ADVANTAGE - The high-thermal conductivity polyphenylene oxide composite material has excellent chemical corrosion resistance and high mechanical strength, and has excellent dispersibility, processability, impact strength, tensile strength and heat conductivity coefficient. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing high-thermal conductivity polyphenylene oxide composite material, which involves: 1. mixing the composite toughening agent composite filler polyphenyl ether antioxidant in the extruder for extruding; 2. and, granulating to obtain high thermal conductivity polyphenyl ether composite material