WESTON™ 430
WESTON™ 430 phosphite is a specialty alkyl phosphite. It has a hydroxyl number of 395 mg KOH/gm. It is an effective heat, color, and viscosity stabilizer for a variety of polymers including polyester fibers and polyurethanes.
Classifications
Product Technology
Phosphite Antioxidants, Secondary Stabilizers
Brand
WESTON™
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Consumer Goods
| Property Name | Value | Unit |
| Appearance | Liquid | -- |
| Color | Colorless | -- |
| Flash point | 118 | °C |
| Odor | Mild | -- |
| Relative density | 1.1 | -- |
| Solubility in water | Insoluble, hydrolyzes | -- |
| Vapor pressure | ca. 1.32 | hPa |
| Specification Name | Value | Unit | Test Method | Test Condition |
| Acid No. | 0.20 max. | mg KOH/g | -- | -- |
| Color (Pt - Co) | 50 max. | -- | -- | -- |
| Density at 25°C | 9.1 | lb/gal | -- | -- |
| Flash Point | 118 | °C | -- | -- |
| Formula Weight | 430 | g/mol | -- | -- |
| Phosphorus Content | 7.2 | % | -- | -- |
| Refractive Index at 25°C | 1.4600 - 1.4635 | -- | -- | -- |
| Specific Gravity at 25°C - 15.5°C | 1.088-1.098 | -- | -- | -- |
| Vapor Pressure at 10 mm/Hg | 145 | °C | -- | -- |
| Viscosity at 38°C | 42.2 | cps | -- | -- |
- Consumer Products
WESTON™ 430 TDS | Technical Data Sheets | English
WESTON™ 430 phosphite is a specialty alkyl phosphite. It has a hydroxyl number of 395 mg KOH/gm. It is an effective heat, color, and viscosity stabilizer for a variety of polymers including polyester fibers and polyurethanes.
Safety Data Sheets are available upon request | Safety Data Sheets
Please click Request SDS to submit an inquiry.
