▎ 摘　　要

NOVELTY - Profile comprises an aluminum profile matrix coated with a coating layer on the surface. The coating layer comprises 50-75 pts. wt. thermosetting fluorocarbon resin, 30-45 pts. wt. epoxy resin, 25-38 pts. wt. polyester resin, 20-45 pts. wt. curing agent, 2-3.8 pts. wt. flatting agent, 0.5-1.1 pts. wt. benzoin, 8-17 pts. wt. modified nano titanium dioxide, 2-9 pts. wt. nano calcium carbonate, 3-9 pts. wt. nano alumina, 2-11 pts. wt. andalusite, 20-33 pts. wt. modified polyvinylidene fluoride, 3-8 pts. wt. perfluoroethylene propylene copolymer, 3-6 pts. wt. styrene-butadiene-styrene block copolymer, 1-5 pts. wt. polydopamine, 2-2.8 pts. wt. Tris(2,4-di-t-butylphenyl)phosphate (antioxidant 168), 0.3-1 pts. wt. 2, 2'-methylene-bis(4-methyl-6-tert-butyl phenol) (Antioxidant 2246), 0.5-1.3 pts. wt. antioxidant THP-24 and 3-8 pts. wt. polyhedral oligomeric silsesquioxane. USE - The profile is useful for automobile luggage rack (claimed). ADVANTAGE - The profile has high surface quality, good wear resistance and long service life.