... Irgacure819 often is used in UV coating ,UV ink,UV fiber glass,and fiber optic industry We specialize in this field for several years ... paint systerms, such as for wood, paper, metal, plastic, fiber, as well as printing inks and pre-impregnation system and ... particularly suitable for curing polyester / styrene resin system for glass fiber reinforced materials. As the long-wave band are photosensitive, ...