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WESTON™ TDP
Trialkyl phosphite ester antioxidant that functions as a secondary stabilizer in a variety of polymers that do not require food contact.
WESTON™ TDP is a trialkyl phosphite ester antioxidant that acts as a peroxide scavenger, providing color and processing stability in a variety of polymers and other materials such as coatings and lubricants.
WESTONTM TDP phosphite ester antioxidant is also excellent for use in ABS, polyethylene terephthalate, PET fibers, PVC, polycarbonate, and polyurethane formulations.
Specifications
Appearance: Clear liquid Specific Gravity @ 25 °C: 0.884-0.984 Acid Number: 0.05 mg KOH/g Refractive Index @ 25 °C: 1.4530-1.4610 Phosphorus Content: 6.2% Color (APHA, Pt/Co): 50 max Molecular Weight: 502 g/mol Flash Point (Closed Cup): 160 °C Viscosity @ 38 °C: 11.6 cps Density @ 25 °C: 0.89 g/mL Vapor Pressure @ 5 mm Hg: 180 °C Soluble: Most common aprotic organic solvents
Primary Chemistry: Triisodecyl Phosphite
Features & Benefits
Effective in a variety of materials including coatings and lubricants Secondary stabilizer for use in polyurethane systems Zero phenol phosphite antioxidant for use in polyester foams
Problems Solved
Peroxide degradation of non-food polymers and formulations Color and heat stability issues in paints, coatings, and lubricants
Applications
Polyols and polyurethane systems Polyester flexible foams ABS, polyethylene terephthalate, PVC, and polycarbonate systems PET fibers
The portfolio of WESTON™ liquid phosphite antioxidants offers excellent synergism, improved color, and processing stability and offers a variety of food contact approvals depending on your plastic applications.
The SI Group portfolio of WESTON™ phosphite antioxidants protects plastics and elastomers from peroxide decomposers and offers excellent synergism with primary antioxidants, such as hindered phenols.
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ChemPoint will not under any circumstances release personal user information to individuals or companies. All information collection is solely used to support ChemPoint customers service communications. Read our Privacy Notice.
Thank you
Thank you for your inquiry and interest in ChemPoint. We will respond to you shortly.
ChemPoint will not under any circumstances release personal user information to individuals or companies. All information collection is solely used to support ChemPoint customers service communications. Read our Privacy Notice.
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