摘要
介绍两种不同的聚氨酯预聚物合成工艺，并对它们的涂层作紫外光辐射试验，试验得到的温度、辐射距离和固化时间等参数对生产优质涂料具有指导意义。
Two kinds of pre-polyurethane were prepared,and cured by exposure to ultraviolet radiation. The curing time for the polymers with or without catalyst was studied at different radiative distance.
