▎ 摘　　要

NOVELTY - Graphene modified PVC material includes 162- 210 pts. wt. PVC material, 53-72 pts. wt. graphene, 13-18 pts. wt. polyethylene glycol, 7-10 pts. wt. vinyl-tri(beta-methoxyethoxy)silane, 9-12 pts. wt. polypropylene resin, 7-11 pts. wt. polyethylene terephthalate resin, 9-14 pts. wt. modified starch, 4-8 pts. wt. bentonite, 2-5 pts. wt. calcium carbonate, 3-6 pts. wt. zinc oxide, 2-4 pts. wt. titanium dioxide, 2-3 pts. wt. talc, 4-6 pts. wt. boron fiber, 5-8 pts. wt. polyamide fiber, 3-5 pts. wt. glass fiber, 6-12 pts. wt. paraffin, 1-2 pts. wt. triethanolamine, and 0.4-0.8 pt. wt. surfactant. USE - Graphene modified PVC material used as architectural decoration in hotels and restaurants. ADVANTAGE - The product has high toughness, excellent mechanical properties, and strong resistances from wear, impact and temperature. DETAILED DESCRIPTION - Graphene modified PVC material comprises 162- 210 pts. wt. PVC material, 53-72 pts. wt. graphene, 13-18 pts. wt. polyethylene glycol, 7-10 pts. wt. vinyl-tri(beta-methoxyethoxy)silane, 9-12 pts. wt. polypropylene resin, 7-11 pts. wt. polyethylene terephthalate resin, 9-14 pts. wt. modified starch, 4-8 pts. wt. bentonite, 2-5 pts. wt. calcium carbonate, 3-6 pts. wt. zinc oxide, 2-4 pts. wt. titanium dioxide, 2-3 pts. wt. talc, 4-6 pts. wt. boron fiber, 5-8 pts. wt. polyamide fiber, 3-5 pts. wt. glass fiber, 6-12 pts. wt. paraffin, 2-3 pts. wt. ethylene-ethyl acrylate copolymer, 3-6 pts. wt. polyvinyl acetate emulsion, 4-7 pts. wt. dimethyl silicon oil, 1-2 pts. wt. triethanolamine, 0.4-0.8 pt. wt. surfactant, 0.3-0.6 pt. wt. initiator, 0.3-0.5 pt. wt. crosslinking agent, 0.2-0.3 pt. wt. catalyst, 0.1-0.2 pt. wt. accelerator, 0.3-0.5 pt. wt. flexibilizer, 0.4-0.6 pt. wt. plasticizer, 0.2-0.5 pt. wt. tackifier, 0.3-0.4 pt. wt. dispersant, 0.8-1.2 pt. wt. curing agent, 0.7-1.2 pt. wt. antibacterial agent, 0.3-0.6 pt. wt. antioxidant, 0.2-0.3 pt. wt. light stabilizer, 0.3-0.5 pt. wt. UV absorbing agent, and 1.3-1.6 pt. wt. flame retardant. The modified starch comprises 86-118 pts. wt. cassava starch, 10-14 pts. wt. isoamyl acetate, 8-12 pts. wt. dimethyl acetamide, 2-4 pts. wt. epichlorohydrin carbamide, 1.8-3.2 pts. wt. potassium hydroxide, 1-2 pts. wt. 2,5-dimethyl-2,5-bis(tert-butylperoxy)hexane, 0.4-0.7 pt. wt. platinum catalyst, 0.1-0.2 pt. wt. stabilizing agent, 0.2-0.3 pt. wt. organic tin, 0.4-0.6 pt. wt. polyoxyethylene polyoxypropylene pentaerythritol ether, 0.3-0.5 pt. wt. propyl trimethoxy silane, and 0.2-0.4 pt. wt. boric acid. The surfactant is TRITON CF-10 (RTM: benzyl-polyethylene glycol tert-octylphenyl ether). The initiator is benzoyl peroxide. The crosslinking agent is methyl. The catalyst is tris(dimethylaminopropyl)hexahydrotriazine. The cobalt accelerator is colorless. The plasticizer is tricaprylyl citrate. The toughening agent is polypropylene rubber. The flame retardant comprises 45-62 pts. wt. tributoxy ethyl phosphate, 18-32 pts. wt. tris(2,4-di-tert-butylphenyl) phosphite, 15-22 pts. wt. ammonium polyphosphate, 10-18 pts. wt. pentaerythritol, 9-14 pts. wt. urea, 6-10 pts. wt. aluminum hydroxide, 8-12 pts. wt. diantimony trioxide, 4-8 pts. wt. manganese oxide, 6-12 pts. wt. active carclazyte, 1.2-1.5 pt. wt. penetrating agent, and 0.6-0.9 pt. wt. potentiating agent. The graphene modified PVC material is prepared by crushing graphene, sieving through 300-500 mes sieve to obtain powder, and stirring at 40-50 degrees C under 200-300 revolutions/minute (rpm) for 20-35 minutes; adding surfactant into graphene powder, and heating at 56-72 degrees C for 1-1.5 hour under 100-130 rpm; adding remaining raw materials excluding curing agent, antibacterial agent, antioxidant, light stabilizer, UV absorbent and fire retardant, heating at 124-139 degrees C under 300-500 rpm for 2.2-3.8 hours; adding remaining raw materials, and stirring under 100-200 rpm for 1-1.5 hour; adding modified starch; feeding into double screw-extrusion, and granulating at 142-148 degrees C.