▎ 摘　　要

NOVELTY - Carbon fiber-reinforced refractory type polyamide 66/polypropylene electric power fitting material comprises e.g. 20-28 pts. wt. polyamide 66, 10-14 pts. wt. polypropylene, 9-15 pts. wt. carbon fiber, 5-9 pts. wt. glass fiber, 2-5 pts. wt. melamine cyanurate, 2-4 pts. wt. zinc borate, 3-5 pts. wt. aluminum hypophosphite, 1-3 pts. wt. bamboo charcoal, 2-4 pts. wt. silicone rubber, 1-2 pts. wt. waterborne polyurethane, 2-4 pts. wt. maleic anhydride grafted polypropylene, 1-3 pts. wt. bovine serum albumin solution, 1-2 pts. wt. graphene, 2-3 pts. wt. epoxy resin and 1-3 pts. wt. polyamide. USE - Used as carbon fiber-reinforced refractory type polyamide 66/polypropylene electric power fitting material. ADVANTAGE - The material has excellent mechanical properties, self-lubricating and conductive properties. DETAILED DESCRIPTION - Carbon fiber-reinforced refractory type polyamide 66/polypropylene electric power fitting material comprises 20-28 pts. wt. polyamide 66, 10-14 pts. wt. polypropylene, 9-15 pts. wt. carbon fiber, 5-9 pts. wt. glass fiber, 2-5 pts. wt. melamine cyanurate, 2-4 pts. wt. zinc borate, 3-5 pts. wt. aluminum hypophosphite, 1-3 pts. wt. bamboo charcoal, 2-4 pts. wt. silicone rubber, 1-2 pts. wt. waterborne polyurethane, 2-4 pts. wt. maleic anhydride grafted polypropylene, 1-3 pts. wt. bovine serum albumin solution, 2-3 pts. wt. potassium hexatitanate whisker, 1-2 pts. wt. graphene, 2-3 pts. wt. epoxy resin, 2-5 pts. wt. hollow glass beads, 1-2 pts. wt. dibutyl phthalate, 1-2 pts. wt. dimethyl silicone oil, 1-3 pts. wt. polyamide, 1-3 pts. wt. maleic anhydride grafted polyoxyethylene, 2-5 pts. wt. multi-walled carbon nanotubes, 2-4 pts. wt. selenium octanoate, 3-5 pts. wt. magnesium hydroxide, 1-3 pts. wt. anti-termite agent, and remaining amount of sodium hydroxide solution, ammonium bicarbonate, acetone, hydrochloric acid solution. An INDEPENDENT CLAIM is also included for preparing the carbon fiber-reinforced refractory type polyamide 66/polypropylene electric power fitting material, comprising (i) adding melamine cyanurate to sodium hydroxide solution, uniformly stirring, adding zinc borate, heating 60-90 degrees C and reacting for 1-2 hours to obtain a white viscous product, suction filtering, washing 3-5 times, drying at 110-160 degrees C for 1-2 hours, drying aluminum hypophosphite ad bamboo charcoal at 100-140 degrees C for 1-2 hours, and mixing with the former product, and ultra-fine grinding to obtain a composite flame retardant, (ii) placing the carbon fiber in the desizing furnace, performing high temperature desizing treatment at 400-600 degrees C under nitrogen protection and then placing in the ammonium bicarbonate as electrolyte, performing electrolysis at 50-90 degrees C for 90-150 seconds, washing 3-5 times, drying at 90-130 degrees C for 1-2 hours, and then mixing with silicone rubber, water-based polyurethane, drying maleic anhydride grafted polypropylene in a vacuum oven at 70-90 degrees C for 1-2 hours and then mixing with the former product and then ball milling for 1-2 hours, stand-by use, (c) immersing the glass fiber in acetone and cleaning for 0.5-1 hour, performing hydroxylation treatment in hydrochloric acid solution for 1-2 hour, washing 3-5 times, immersing in bovine serum albumin solution immersed for 0.5-1 hour, washing 3-5 times, adding a dispersion of potassium hexatitanate whiskers and graphene oxide, uniformly mixing, ultrasonic dispersing, adjusting the solution pH to 3-6, allowing for 0.5-1 hour, washing 3-5 times, and drying at 60-90 degrees C to obtain graphene-coated glass fiber composites, (d) placing the epoxy resin in a 70-90 degrees C water bath, adding hollow glass beads and the material obtained in the step (c), mixing and stirring for 1-2 hours, adding dibutyl phthalate, dimethyl silicone oil, polyamide, uniformly mixing, curing at room temperature curing 1-2 hours, drying maleic anhydride grafted polyoxyethylene in a vacuum oven at 75-95 degrees C for 3-5 hours, stand-by use, and (e) drying the polyamide 66 in a vacuum oven at 80-110 degrees C for 2-4 hours and then mixing multi-walled carbon nanotubes, polypropylene and the material obtained in the steps (a) and (b) in high-speed mixer to obtain a premix, discharging the premix and material obtained in the step (d) respectively from the main feed and side feed ports of the twin screw extruder, extruding and granulating at 240-270 degrees C, placing resulting particles in an oven at 110-130 degrees C for 2-4 hours and then injecting into a sample at 250-280 degrees C using an injection molding machine to obtain carbon fiber-reinforced refractory type polyamide 66/polypropylene electric power fitting material.