Antioxidant ST - 618

chemical name：Distearyl pentaerythritol diphosphite

molecular weight：732

molecular formula：C41H82O6P2

CAS no.：3806-34-6

quality standard：

Sex to pledge：This product is white flake or powdery solid，Pentaerythritol distearyl diphosphite，Because of pentaerythritol structure and high molecular weight characteristics，It is very suitable for the application of polymer materials requiring high temperature processing. Because of the structure of diphosphite, the content of alkyl trivalent phosphorus is high, which makes the antioxidant effect more prominent and efficient.

With the way：ABS、PS、HIPS、NBR、SBS、PP、PE、LLDPE、PVC、PC、PA、PET、UP、Amide fiber, polyester fiber, adhesive, paint, ink, composite auxiliaries production and processing; Calcium zinc stabilizer complex.

Storage: the chemical properties of the product are stable, no special storage requirements, should be moisture-proof, heat insulation.

Packing: cardboard boxes of 20Kg net each lined with plastic bags.