Irganox PS 802 Dioctadecyl-3,3'-thiodipropionate 693-36-7 Ciba Antioxidants >> Thioester Heat stabilizer for PVC plastisols Polyvinyl Chloride (PVC) Polyolefins (PE, PP…) ADHESIVE IRGANOX PS 802 is a dialkyl ester of thiodipropionic acid. It is used as a heat stabilizer in combination with a phenolic antioxidant. Polymer materials requiring long-term thermal stability Polyethylene power cables XLPE power cables HDPE pipe Polypropylene Polyolefin under-hood automotive applications Styrene homo- and copolymers Adhesives IRGANOX PS 802 used in combination with a primary phenolic antioxidant provides long-term heat stabilization to polymeric materials. With the lowest volatility of all thiosynergists, it combines excellent performance with low odor. Dialkyl ester of thiodipropionic acid. Used as a heat stabilizer in combination with a phenolic antioxidant in adhesives. Provides long-term heat stabilization. Possesses low volatility, low odor and very good performance. Use level : 0.05-1%.