WESTON™ 618F phosphite

WESTON® 618F phosphite by SI Group is phosphite antioxidant for polyolefins, polyesters, elastomers, styrenes and engineering thermoplastics. It provides excellent color stability during processing, fabrication and end use. WESTON® 618F phosphite exhibits polymer protection from degradation during processing. It possesses synergism when used with light stabilizers such as benzophenones and benzotriazoles. This antioxidant imparts high performance at low loading levels for more cost-effective formulations. It reduces discoloration of polymers containing pigments such as TiO₂ and sulfur-containing, nickel organic complex and are processed at high temperatures. It provides thermal and UV stability. It is FDA compliant and the shelf life of the product is 1 year.