▎ 摘　　要

NOVELTY - Preparing graphene loaded carbon nanobelt array three-dimensional composite material comprises e.g. taking iron(III) nitrate nonahydrate and nickel nitrate hexahydrate, preparing nitrate solution, adding nitrate solution, stirring to obtain homogeneous colloidal solution, soaking nickel directly in obtained precursor slurry, drying, placing in tableting machine to obtain precursor module piece; placing obtained piece in quartz tube type furnace, cooling to obtain prefabricate piece; soaking piece in ferric chloride-hydrochloric acid corrosion liquid, washing and drying to obtain product. USE - The method is useful for preparing graphene loaded carbon nanobelt array three-dimensional composite material. ADVANTAGE - The material has good: dimensional pore structure, electrical conductivity and chemical stability. DETAILED DESCRIPTION - Preparing graphene loaded carbon nanobelt array three-dimensional composite material comprises taking iron(III) nitrate nonahydrate and nickel nitrate hexahydrate in molar ratio of 0.5-2:1, adding volume fraction of 80% aqueous ethanol, preparing nitrate solution in mass fraction of 0.5-3 mol.ml1, taking polymethyl methacrylate particle, ferric nitrate and nickel nitrate according to total mass ratio of 1:0.5-2, adding prepared nitrate solution into a water bath, stirring at 70-90 degrees C for 5-10 hours to obtain homogeneous colloidal solution, taking electrolytic copper powder and polymethyl methacrylate particle in mass ratio of 3:1-3, adding electrolytic copper powder and homogeneous colloidal solution in water bath, stirring at 70-90 degrees C to obtain precursor slurry, soaking foamed nickel directly in obtained step (i) precursor slurry at 70-90 degrees C, maintaining for 10-30 seconds, drying at 60-80 degrees C for 10 minutes, placing in tableting machine, maintaining at 5 MPa for 3 minutes to obtain thickness is 0.1-1 mm precursor module piece; (iii) placing obtained step (ii) precursor module piece in quartz tube type furnace at low temperature area, passing 30-60 ml.min1 methane, 100-200 ml.min1 hydrogen, 50-300 ml.min1 argon into tube furnace for 20-40 minutes, rising temperature to 850-1000 degrees C, moving from low temperature area to high temperature area, maintaining for 10-30 minutes, protecting under an argon atmosphere at 50-300 ml.min1, cooling rapid to room temperature to obtain prefabricate piece; (iv) soaking prefabricate piece in ferric chloride-hydrochloric acid corrosion liquid, washing and drying to obtain graphene loaded carbon nanobelt array three-dimensional composite material.