▎ 摘　　要

NOVELTY - A high-radiating shell material is prepared by stirring and mixing aqueous epoxy resin E51, nanosilicon dioxide, zinc powder, diboron trioxide and polyamide, adding graphene oxide, and uniformly stirring to obtain mixed solution 1; and stirring and mixing sulfamic acid, boric acid and nickel chloride into deionized water, putting into water bath, heating, adding sodium dodecyl sulfate, glucide and 1,4-butylenes glycol, keeping stirring for 1-3 hours to obtain mixed solution 2, adding into mixed solution according to mass ratio of 3:1, and stirring and mixing for 2-4 hours. USE - Method for preparing high-radiating shell material (claimed). ADVANTAGE - The material is not easy to crack when used at high temperature, and has high thermal conductivity reaching 18.5-23.6 W/(m.K) and strong heat resistance reaching 570-684 degrees C. DETAILED DESCRIPTION - A high-radiating shell material is prepared by: (A) stirring and mixing 100-150 g aqueous epoxy resin E51, 3-5 g nanosilicon dioxide, 4-8 g zinc powder, 2-5 g diboron trioxide and 5-8 g polyamide for 30-40 minutes, adding 5-10 g graphene oxide, and uniformly stirring to obtain mixed solution 1; (B) stirring and mixing 5-10 g sulfamic acid, 3-10 g boric acid and 5-7 g nickel chloride into 250-350 mL deionized water for 30-40 minutes, putting into water bath, heating to 60-70 degrees C, adding 1-3 g sodium dodecyl sulfate, 2-4 g glucide and 1-3 g 1,4-butylenes glycol, keeping stirring for 1-3 hours to obtain mixed solution 2, adding into mixed solution according to mass ratio of 3:1, and stirring and mixing for 2-4 hours to obtain component A; (C) grinding copper substrate surface, polishing, immersing into acetone, ultrasonically cleaning for 8-10 minutes, cleaning surface with deionized water, and blow drying surface as dried copper substrate; (D) adding 100-120 mL methanol and 5-10 mL octyl phenol polyethenoxy ether into three-mouth flask, placing into water bath, stirring and mixing at 70-80 degrees C for 1-2 hours, adding 100-120 mL deionized water, 0.3-0.5 g propargyl alcohol, 1-3 g 1,4-butylenes glycol, 2-4 g methyl amyl alcohols and 0.8-1.0 g cinnamic aldehyde, stirring and keeping temperature for 30-50 minutes, and cooling to 40-50 degrees C; and (E) adding 1.0-1.2 g hexadecyl benzyl dimethyl ammonium chloride, stirring and mixing for 1-2 hours, cooling to room temperature, discharging to obtain reaction solution, soaking dried copper substrate for 8-10 hours, taking out, uniformly coating component A, putting into oven, and solidifying at 50-60 degrees C for 10-12 hours.