▎ 摘　　要

NOVELTY - Insulating composite radiating hot layer comprises 70 wt.% bisphenol A type polycarbonate, 10 wt.% white carbon black, 5 wt.% anatase type titanium dioxide, 4 wt.% aluminum nitride, 4 wt.% graphene, 5 wt.% silane coupling agent and 2 wt.% aucubin. USE - The composite radiating hot layer is useful in car exhaust pipe hook (claimed). ADVANTAGE - The insulating composite radiating hot layer has high thermal efficiency and heat transfer performance.