Poly (dipropylene glycol) phenyl phosphite CAS 80584-86-7
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Product Description
Product Details
Introduction
Poly (dipropylene glycol) phenyl phosphite is a high molecular weight, high phosphorus content polymerized phosphite antioxidant suitable for multi-purpose polymers, including PVC, ABS, polyurethane, polycarbonate and coatings. It can improve the thermal stability and long-term stability of products during processing and application.
Technical Index
| Item | Standards |
| Appearance | Colorless or light yellow viscous transparent liquid |
| Color(APHA,20% Ethanol) | 50 Max |
| Density (25℃, g/cm3) | 1.130-1.250 |
| Refractive index @ 25 ℃ /D | 1.5340-1.5380 |
Application
As an auxiliary antioxidant and chelating agent for hard or soft PVC products, it can keep PVC brighter and more durable, and improve its thermal stability. When used in polyurethane materials, it has a significant inhibitory effect on phenol yellow and gas fumigation (NOX) yellowing, and improves its thermal stability and long-term stability. Recommended addition amount: 0.1~2.0%
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