▎ 摘　　要

NOVELTY - An UV-curable aqueous coating comprises 45-55 pts. wt. aqueous polyurethane acrylate, 3-6 pts. wt. titanium dioxide, 15-20 pts. wt. hollow ceramic powder, 5-10 pts. wt. yttrium oxide, 15-20 pts. wt. graphene, 5-10 pts. wt. rosin-based hyperbranched polyester acrylate resin, 5-10 pts. wt. polystyrene resin, 2-4 pts. wt. photoinitiator, 3-8 pts. wt. wetting and dispersing agent, 0.3-0.6 pt. wt. leveling agent, 5-10 pts. wt. latent solvent, 0.2-0.5 pt. wt. anti-settling agent, 1-1.5 pts. wt. defoaming agent and 100-200 pts. wt. water. USE - UV-curable aqueous coating is used for outer wall. ADVANTAGE - The UV-curable aqueous coating has excellent reflectivity, antibacterial property, thermal-insulating property, crack resistance and scrub resistance.