▎ 摘　　要

NOVELTY - A graphene heat dissipation coating comprises 2-7 pts. wt. dispersant, 3-8 pts. wt. leveling agent, 2-9 pts. wt. defoamer, 4-12 pts. wt. curing agent, 6-16 pts. wt. resin gel particles, 5-16 pts. wt. ethyl cellulose, 7-18 pts. wt. hexamethylenetetramine, 4-17 pts. wt. dibutyl benzoate, 5-11 pts. wt. graphene, 4-15 pts. wt. boron nitride, 7-13 pts. wt. silicon carbide, 4-10 pts. wt. zirconia, 4-11 pts. wt. titanium dioxide, 3-14 pts. wt. mica powder, and 5-13 pts. wt. tungsten powder. USE - Graphene heat dissipation coating used for electrical component for heat exchanger (all claimed). ADVANTAGE - The graphene heat dissipation coating has high strength, high hardness, excellent abrasion resistance and impact resistance, greatly improves the anti-corrosion performance, water resistance, electrical conductivity, thermal conductivity, and high temperature resistance of the coating. The coating has excellent thermal conductivity and heat dissipation performance, effectively protects the substrate, and increases use life. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a preparation of the graphene heat dissipation coating, which involves (S1) weighing dispersant, leveling agent, defoamer, curing agent, resin gel particles, ethyl cellulose, hexamethylenetetramine, and dibutyl benzoate to the reactor to stirring and mixing, stirring for 1-3 hours at a stirring speed of 300 rpm to making evenly mixed, (S2) weighing graphene, boron nitride, silicon carbide, zirconium oxide, titanium dioxide, mica powder, and tungsten powder according to the above-mentioned parts by weight to obtain a mixture (A), and (S3) adding the mixture (A) into the reaction kettle, raising the temperature to 150 degrees C, stirring for 2-5 hours at a stirring speed of 350-500 rpm, and mixing evenly.