• 专利标题:   Graphene conductive material comprises 2-thiol-benzimidazole, carnauba wax, chloro-1-allyl-3-methylimidazole, phosphoric acid, lithium hydroxide, ferrous sulfate, glucose, acetylene black, and unsaturated polyester resin.
  • 专利号:   CN106046734-A
  • 发明人:   CHU J
  • 专利权人:   ANHUI ZIJIN NEW MATERIAL SCI TECHNOLOG
  • 国际专利分类:   C08K013/06, C08K003/04, C08K003/24, C08K003/34, C08K009/04, C08L067/06, C08L091/06, H01B001/24
  • 专利详细信息:   CN106046734-A 26 Oct 2016 C08L-067/06 201715 Pages: 5 Chinese
  • 申请详细信息:   CN106046734-A CN10594445 26 Jul 2016
  • 优先权号:   CN10594445

▎ 摘  要

NOVELTY - Graphene conductive material comprises 0.1-0.2 pts. wt. 2-thiol-benzimidazole, 3-4 pts. wt. carnauba wax, 1-2 pts. wt. chloro-1-allyl-3-methylimidazole, 1.7-2 pts. wt. phosphoric acid, 2-3 pts. wt. lithium hydroxide, 0.8-1 pts. wt. ferrous sulfate, 0.1-0.2 pts. wt. glucose, 6-7 pts. wt. acetylene black, 81-90 pts. wt. unsaturated polyester resin, 600-700 pts. wt. N, N-dimethylformamide, 27-30 pts. wt. graphene oxide, 26-30 pts. wt. hydrazine hydrate, 0.5-1 pts. wt. ammonium sulfate, 3-4 pts. wt. dioctyl azelate, 4-5 pts. wt. xylitol, and 0.6-1 pts. wt. alkanolamide. USE - Graphene conductive material. ADVANTAGE - The graphene conductive material is flame-retardant, and has high conductivity. DETAILED DESCRIPTION - Graphene conductive material comprises 0.1-0.2 pts. wt. 2-thiol-benzimidazole, 3-4 pts. wt. carnauba wax, 1-2 pts. wt. chloro-1-allyl-3-methylimidazole, 1.7-2 pts. wt. phosphoric acid, 2-3 pts. wt. lithium hydroxide, 0.8-1 pts. wt. ferrous sulfate, 0.1-0.2 pts. wt. glucose, 6-7 pts. wt. acetylene black, 81-90 pts. wt. unsaturated polyester resin, 600-700 pts. wt. N, N-dimethylformamide, 27-30 pts. wt. graphene oxide, 26-30 pts. wt. hydrazine hydrate, 0.5-1 pts. wt. ammonium sulfate, 3-4 pts. wt. dioctyl azelate, 4-5 pts. wt. xylitol, 0.6-1 pts. wt. alkanolamide, 3-4 pts. wt. zinc hydroxystannate, 1-2 pts. wt. decabromodiphenyl ether, 3-5 pts. wt. talcum powder, and 1-2 pts. wt. sodium alkylbenzenesulfonate. An INDEPENDENT CLAIM is included for a method for preparing graphene conductive material, which involves: (A) mixing sodium alkylbenzenesulfonate and ammonium aluminum sulfate, adding 17-20 times of deionized water, and stirring uniformly to obtain an aqueous dispersion; (B) taking 30-35% of the weight of the graphene oxide, adding it into the deionized water with the weight of 100-110 times, adding phosphoric acid, stirring uniformly, adding lithium hydroxide, stirring and mixing for 30-40 minutes, inletting nitrogen, followed by the addition of ferrous sulfate and glucose into the reactor, stirring and reacting at a temperature of 200-210 degrees C for 10-11 hours, discharging, the material, precipitating with deionized water, washing 2-3 times with ethanol, and subjecting to vacuum drying at a temperature of 60-65 degrees C for 10-12 hours to obtain modified graphene; (C) adding 2-mercaptobenzimidazole into 7-10 times of absolute ethanol, raising the temperature to 78-80 degrees C, adding carnauba wax, stirring for 20-30 minutes, adding hydroxystannate, and stirring at room temperature to obtain flame retardant alcohol solution; (D) mixing 1-allyl-3-methylimidazole and decabromodiphenyl ether, adding to N, N-dimethylformamide, and stirring uniformly to obtain amide solution; (E) mixing the modified graphene with the remaining oxidized graphene, adding into the deionized water at an amount of 100-120 times the weight of the mixture, adding aqueous dispersion, subjecting to ultrasonic dispersion for 4.6-5 minutes, dropping 6-10mol/L sodium hydroxide, adjusting the pH value to 11-12, adding amide solution, stirring uniformly, adding hydrazine hydrate, stirring at a temperature of 76-80 degrees C for 20-25 hours, adding the flame retardant alcohol solution, stirring at 200-300 revolutions per minute (rpm) for 10-15 minutes, cooling the material, filtering, precipitating with with deionized water, washing 2-3 times with anhydrous ethanol, and drying at a temperature of 80-86 degrees C for 1-2 hours to obtain chlorinated modified graphene; (F) adding xylitol into the deionized water at an amount of 57-60 times of the weight, stirring uniformly, adding alkanolamide, decabromodiphenyl ether, and talcum powder, stirring uniformly, adding the chlorinated modified graphene, raising the temperature to 60-67 degrees C, sonicating for 5-7 minutes, filtering, washing the precipitate 2-3 times with water, and vacuum drying at a temperature of 60-70 degrees C for 30-40 minutes to obtain modified graphene; and (G) mixing the flame-retarded modified graphene with the remaining raw materials, feeding the extruded material into an extruder, melt-extruding, and cooling to form the conductive material.