Liquid phosphite antioxidant designed to act as a processing stabilizer, decompose peroxides, and prevent discoloration.
Product Overview
NAUGARD™ P is a liquid phosphite secondary antioxidant that functions as a processing stabilizer and effectively synergizes with phenolic and thiodipropionate antioxidants. It offers low volatility and inhibits discoloration in a variety of polymers.
Product Specifications
Appearance: Clear viscous liquid
Specific Gravity @ 25 °C: 0.978
Color (Gardner): 2
Molecular Weight: 688 g/mol
Viscosity @ 25 °C: 5200 cps
Flash Point (TOC Method): 221 °C
Pour Point: -7 °C

Primary Chemistry: Trisnonylphenyl Phosphite
Features & Benefits
Low volatility
Synergizes with phenolic and thiodipropionate antioxidants
Food contact approvals
Problems Solved
Discoloration and peroxide degradation of polymers
High volatility of traditional phosphite antioxidants
Food contact approvals of phosphite antioxidants for use in food contact applications
Polyolefins, and styrenics