WESTON™ TNPP phosphite

WESTON™ TNPP phosphite by SI Group is phosphite antioxidant used for HDPE, LLDPE, SBR, ABS and PVC. It improves color and processing stability during recovery, drying, compounding, processing and end use. This low color and low nonylphenol content additive can be added alone or in combination with the monomers and/or in antioxidant emulsions during recovery and/or during compounding. Synergism is realized when this product is combined with other stabilizers such as hindered phenols. It is FDA approved. The shelf life of WESTON™ TNPP phosphite is one- and one-half years.