Phosphite Antioxidant PDP CAS 80584-86-7, developed by Zhiyi Specialty Chemicals Co. Ltd., stands as a dependable solution with a high phosphorous content, ensuring stability across various polymers.

Termed Poly (Dipropyleneglycol) Phenyl Phosphite, this antioxidant exhibits key specifications, including a clear liquid form and specific gravity between 1.168 to 1.180 at 25 ℃. Its refractive index, ranging from 1.533 to 1.538 at 25 ℃, reinforces its quality.

Tailored to stabilize polymers like PVC, PU foam, and epoxy resin, it offers versatile protection against oxidation for diverse industries. Whether it's PU coating or synthetic resin, this antioxidant guarantees longevity and durability, enhancing the overall performance of the end product.

Chemical Name: Poly ( Dipropyleneglycol) Phenyl Phosphite
CAS No.：80584-86-7
Molecular formula：C102H134O31P8
Molecular weight：2102
Molecular structure

Specification
Appearance: Clear liquid
Specific gravity (25 ℃)：1.168-1.180
Refractive index (25 ℃)：1.533-1.538

Application
PHOSPHITE ANTIOXIDANT YIPHOS2103 is a high molecular weight phosphite antioxidant which has a high phosphorous content. It is available to apply in stabilizer in many polymers, including PVC, PU foam, PU leather, PU coating, synthetic resin, epoxy resin etc.