Genocure PBZ 4-Phenylbenzophenone Rahn Photo Initiators >> Benzophens ADHESIVE >> Radiation Curing (UV/EB) Initiators synergists GENOCURE* PBZ 4-Phenylbenzophenone Used in UV curing adhesives 4-Phenylbenzophenone. Used as an initiator in UV curing adhesives.