▎ 摘　　要

NOVELTY - Preparing modified fluorocarbon coating comprises (i) configuring rare earth nitrate and silver nitrate into aqueous solution A, preparing titanate, absolute ethanol and glacial acetic acid into solution B, reacting at 160-200℃ for 12-24 hours, and cooling, (ii) configuring graphene oxide to graphene oxide water dispersion, ultrasonically dispersing for 0.5-1 hours, adding co-doped titanium oxide nanoparticle, ultrasonically dispersing for 0.5-1 hours, and reacting, (iii) mixing co-doped titanium oxide/graphene aerogel microsphere and silane coupling agent at 60-90℃ for 15-30 minutes, and cooling, and (iv) mixing 100 pts. wt. fluorocarbon resin, 60-150 pts. wt. epoxy modified polyacrylate resin, 5-10 pts. wt. amino resin, 20-30 pts. wt. surface modified co-doped titanium oxide/graphene aerogel microsphere, 20-30 pts. wt. titanium pigment, 3-5 pts. wt. flatting agent, 2-4 pts. wt. benzoin, melting and mixing, cold pressing, crushing, and sieving. USE - The method is useful for preparing modified fluorocarbon coating. ADVANTAGE - The method is simple. The coating has good catalytic activity, high degradation efficiency, and excellent air purification effect. DETAILED DESCRIPTION - Preparing modified fluorocarbon coating comprises (i) configuring rare earth nitrate and silver nitrate into aqueous solution A, preparing titanate, absolute ethanol and glacial acetic acid into solution B, mixing and stirring the solution A and solution B, reacting at 160-200℃ for 12-24 hours, cooling to room temperature, drying the obtained colloid, sintering, grinding to obtain co-doped titanium oxide nano particles, (ii) configuring graphene oxide to graphene oxide water dispersion, ultrasonically dispersing for 0.5-1 hours, adding co-doped titanium oxide nanoparticle, continuously ultrasonically dispersing for 0.5-1 hours, reacting at 160-200℃ for 10-20 hours, crushing the obtained co-doped titanium oxide/graphene hydrogel at 1500-2000 revolutions/minute for 1-2 hours, drying at -60 to-100℃ for 20-30 hours to obtain co-doped titanium oxide/graphene aerogel micro-sphere, (iii) mixing co-doped titanium oxide/graphene aerogel microsphere and silane coupling agent in a mass ratio of 1:0.005-0.02 at 60-90℃ for 15-30 minutes, cooling to room temperature to obtain the surface modified co-doped titanium oxide/graphene aerogel microsphere, and (iv) mixing 100 pts. wt. fluorocarbon resin, 60-150 pts. wt. epoxy modified polyacrylate resin, 5-10 pts. wt. amino resin, 20-30 pts. wt. surface modified co-doped titanium oxide/graphene aerogel microsphere, 20-30 pts. wt. titanium pigment, 3-5 pts. wt. flatting agent, 2-4 pts. wt. benzoin and grinding for 1-2 hours, melting and mixing the obtained mixed material, cold pressing, crushing, and sieving.