Eversorb 90 Bis(2,2,6,6-tetramethyl-4-piperidyl)-sebacate. Used as a UV absorber in plastics applications. Particularly recommended for use in polypropylene, high-density polyethylene, polyurethane, polystyrene, polyester, polyamide, and ABS. Provides outstanding light stability. Offers very good protection against ultraviolet degradation.