We specialize in this field for several years, with Photoinitiator 819,with good ... to UV-curable varnish and paint systerms, such as for wood, paper, metal, plastic, fiber, as well ... the latter's compound particularly suitable for curing polyester / styrene resin system for glass fiber reinforced materials. As the ... testing is to get through. phenyl bis(2,4,6-trimethylbenzoyl)-phosphine oxide