A phenol-free and environmentally friendly trialkylphosphite antioxidant, a suitable substitute for the antioxidant TNPP, with low volatility and good hydrolysis resistance. It can be widely used in PVC, rubber, plastic, oil and other polymers. It can effectively improve the thermal stability and anti-smoking (NOX) yellowing performance of polyurethane foam. As an efficient auxiliary stabilizer and chelating agent, it is used in soft/hard PVC materials to effectively improve its processing heat stability and light stability, and maintain the color stability and transparency of the product. It is an efficient antioxidant for ABS, SBS, SIS, SEBS and other rubber materials
Suggested dosage: 0.1-2.0%.