anti-oxidants for use as additives in polyolefin plastics, styrene plastics, polycarbonate plastics, linear polyester plastics, polyurethane plastics and polybutadiene-type rubbers; ultraviolet absorbing agents for use as additives in polyolefin plastics, styrene plastics, polycarbonate plastics, linear polyester plastics, polyurethane plastics and polybutadiene-type rubbers; hindered amine light stabilizers for use as additives in polyolefin plastics, styrene plastics, polycarbonate plastics...