▎ 摘　　要

NOVELTY - Strong protective coating comprises 20-30 pts. wt. nano-silica sol, 15-25 pts. wt. polyethylene glycol, 10-20 pts. wt. talcum powder, 7-12 pts. wt. silica dispersion, 5-15 pts. wt. aluminum silicate fiber, 2-5 pts. wt. dimethylaminopropyl acrylate, 20-30 pts. wt. copper tungstate, 10-20 pts. wt. film-forming agent, 1.6-2 pts. wt. dispersant, 4-8 pts. wt. ethylenediamine, 10-20 pts. wt. hydroxyethyl acrylate, 40-50 pts. wt. alcohol amine, 20-30 pts. wt. graphene, 5-10 pts. wt. conductive mica powder, 40-45 pts. wt. aluminum powder, and 15-20 pts. wt. ethyl acrylate. USE - Strong protective coating. ADVANTAGE - The strong protective coating has high glossiness, high temperature resistance, high corrosion resistance, strong contact adhesion, high film hardness of the coating, good heat dissipation performance, difficult agglomeration and suitability for surface treatment of various metals, plastics and glass, and has good comprehensive performance even in high-temperature environment. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method for preparing strong protective coating, which involves: (a) adding 20-30 pts. wt. nano-silica sol, 15-25 pts. wt. polyethylene glycol, and 10-20 pts. wt. talc into the first reaction vessel, stirring, dispersing at 35-40℃ for 20-25 minutes to obtain first mixture; (b) adding 7-12 pts. wt. silica dispersion, 5-15 pts. wt. aluminum silicate fiber, 2-5 pts. wt. dimethylaminopropyl acrylate, and 20-30 pts. wt. copper tungstate into the second reaction vessel, heating to 50℃, stirring for 30 minutes; (c)adding the obtained first mixture, stirring, dispersing for 30-40 minutes to obtain second mixture; (d) adding 10-20 pts. wt. a film-forming agent, 1.6-2 pts. wt. a dispersant, and 4-8 pts. wt. ethylenediamine to the obtained second mixture, stirring, dispersing for 20-30 minutes until the whole system is mixed uniformly to obtain a third mixture; (e) adding 10-20 pts. wt. isobutyl acrylate and 40-50 pts. wt. alcohol amine into the reaction vessel of third mixture, heating up to 50-60℃, stirring for 15 minutes; (f) adding 20-30 pts. wt. graphene, 30-40 pts. wt. conductive mica powder, 40-45 pts. wt. aluminum powder, and 15-20 pts. wt. ethyl acrylate into the reaction vessel, stirring, dispersing for 30-40 minutes until the whole system is uniformly mixed to obtain fourth mixture; (g) adding the obtained fourth mixture into the insulating plastic mixing barrel, passing static electricity of 2000-20000 volts, generating low-temperature plasma by the fourth mixture to generate a free radical reaction; (h) performing a crosslinking reaction on the fourth mixture, and stirring for 30-40 minutes to obtain the coating with strong protection property.