Doverphos S-680 is distearyl pentaerythritol diphosphite. It is a solid phosphite that imparts outstanding color stability to polyolefins, polystyrene, rubber, ABS, PVC, polyester, and polycarbonates. It is especially synergistic with hindered phenol antioxidants. Doverphos S-680 complies with FDA regulation §178.2010-Antioxidants and stabilizers for polymers and §175-105 for adhesives. Typical use levels range from 0.10 to 0.25%.Information provided by DoverChem |