▎ 摘　　要

NOVELTY - Environment-friendly polyvinyl chloride anti-ultraviolet sheath material comprises 20-30 pts. wt. polyvinyl chloride resin, 5-10 pts. wt. end hydroxy functionalized hyper-branched polyethylene, 6-12 pts. wt. 2-trimethylsiloxy-4-allyloxy diphenyl ketone/2, 3, 4, 5, 6-pentafluoro-1-ethylene sulfonic acid phenyl ester/3, 5-diamino-1H-pyrazole-4-carboxylic acid allyl ester/1- allyl benzotriazole copolymer, 30-40 pts. wt. epoxy styrene-butadiene-styrene resin, 0.2-0.8 pts. wt. carbazolyl modified graphene quantum dot, 0.3-0.6 pts. wt. benzophenone hydrazine, 3-6 pts. wt. filling agent and 1-2 pts. wt. coupling agent. USE - Used as environment-friendly polyvinyl chloride anti-ultraviolet sheath material. ADVANTAGE - The material: is environmentally friendly; has flame retardance, prolonged service life, excellent weather resistance, ultraviolet aging resistance and high and low temperature resistance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the environment-friendly polyvinyl chloride anti-ultraviolet sheath material comprising uniformly mixing the components to obtain mixed material, then placing the mixed material into the double-screw extruder, extruding and molding.