▎ 摘　　要

NOVELTY - Wearable 3D printing material comprises graphene, waste rubber, polylactic acid, potassium tetraphosphate, 2-hydroxy-4-(octyloxy)diphenylbutyrophenone, butenyl bis-stearamide, dibutyl phthalate, tributoxyethyl phosphate, tris(2,4-di-tert-butylphenyl) phosphite, polyimide fiber, carbon fiber, surfactant, regulator, generating agent, crosslinking agent,compatibilizer, bridging agent, catalyst, plasticizer, dispersant, tackifier, curing agent, antioxidant, stabilizer, anti-aging agent, flame retardant and smoke inhibitor. USE - The printing material is useful in 3D print tire product. ADVANTAGE - The 3D printing material have good abrasion resistance and tensile strength. DETAILED DESCRIPTION - Wearable 3D printing material comprises 1.6-3.8 pts. wt. graphene, 72-135 pts. wt. waste rubber, 32-50 pts. wt. polylactic acid, 6-10 pts. wt. potassium tetraphosphate, 15-22 pts. wt. 2-hydroxy-4-(octyloxy)diphenylbutyrophenone, 18-30 pts. wt. butenyl bis-stearamide, 5-10 pts. wt. dibutyl phthalate, 15-22 pts. wt. tributoxyethyl phosphate, 9-15 pts. wt. tris(2,4-di-tert-butylphenyl) phosphite, 7-12 pts. wt. polyimide fiber, 6-9 pts. wt. carbon fiber, 1-1.6 pts. wt. surfactant, 0.5-0.9 pts. wt. regulator, 0.4-0.6 pts. wt. generating agent, 0.4-0.7 pts. wt. crosslinking agent, 0.5-1 pts. wt.compatibilizer, 0.6-1.2 pts. wt. bridging agent, 0.2-0.4 pts. wt. catalyst, 0.4-0.8 pts. wt. plasticizer, 0.3-0.6 pts. wt. dispersant, 0.4-0.6 pts. wt. tackifier, 1-2.2 pts. wt. curing agent, 0.2-0.4 pts. wt. antioxidant, 0.3-0.5 pts. wt. stabilizer, 0.8-1.2 pts. wt. anti-aging agent, 1.4-1.8 pts. wt. flame retardant, and 1.7-3.5 pts. wt. smoke inhibitor. The surfactant is polyoxyethylene-polyoxypropylene copolymer. The flame retardant comprises 60-68 pts. wt. ethylene glycol monoethyl ether acetate, 25-28 pts. wt. caprylic capric triglyceride, 22-24 pts. wt. ammonium nonylphenol ethoxylate sulfate, 18-22 pts. wt. polyoxypropylene triol, 14-16 pts. wt. urea, 10-12 pts. wt. alumina, 9-11 pts. wt. antimony trioxide, 7-10 pts. wt. lead oxide, 8-12 pts. wt. bentonite, and 1-2 pts. wt. penetrating agent, the smoke inhibitor comprises 32-42 pts. wt. tributyltin oxide, 16-21 pts. wt. lead hydroxide, 12-20 pts. wt. diatomite, 8-10 pts. wt. aluminum hydroxide, 4-6 pts. wt. ammonium molybdate, and 1.5-2 pts. wt. stearic acid. An INDEPENDENT CLAIM is also included for preparing the wearable 3D printing material, comprising, (i) washing and drying the waste rubber until the water content is less than 0.8%, crushing, and sieving using 200-300 meshes sieve to obtain rubber powder, (ii) adding surfactant to the rubber powder, centrifuging at 72-78 degrees C at a speed of 140-200rotations/minute (rpm) for 1-2 hours to obtain activated rubber powder, (iii) crushing the graphene, passing through 200-300 mesh sieve to obtain powder having 7000-8200 GS magnetic field intensity, and 520-650 W ultrasonic power, and stirring at the speed of 200-300 rpm at 52-56 degrees C for 42-55 minutes to obtain graphene energy powder, (iv) adding polylactic acid, potassium tetraphosphate, 2-hydroxy-4-(octyloxy)diphenylbutyrophenone, butenyl bis-stearamide, dibutyl phthalate, tributoxyethyl phosphate, tris(2,4-di-tert-butylphenyl) phosphite, polyimide fiber, carbon fiber, regulator, generating agent, crosslinking agent,compatibilizer, bridging agent, catalyst, plasticizer, dispersant and tackifier to the graphene energy powder, and stirring with microwave power of 340-360 W at 135-142 degrees C at the rotating speed of 200-400 rpm for 2.8-3.4 hours to obtain mixture I, (v) adding curing agent, antioxidant, stabilizer, anti-aging agent, flame retardant and smoke inhibitor to mixture I, and stirring at 73-82 degrees C under the speed of 160-240 rpm for 1.8-2.2 hours to obtain mixture II, and (vi) placing the mixture II in a screw extruder, and extruding at 190-200?OC under the speed of 130-140 rpm to obtain the extruded yarn, which is wearable 3D printing material.