The UV curable coating composition and curing mechanism were summarized.The studies on oligomers such as the domestic and foreign unsaturated polyester,epoxy-acrylate,polyurethane-acrylate,aqueous UV curable polyurethane-acrylate research progress were discussed in detail.According to the thorough research and the continuous development of new products,UV curing coatings would rapidly expand.In the future,there would be more UV curable waterborne coatings and UV curing powder coatings.