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WESTON™ TLP
WESTON™ TLP is a trialkyl phosphite ester antioxidant that functions as a sulfur deactivator and improves antifriction and antiwear characteristics in lubricants.
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- Manufacturer: SI Group
- Product Line: SI Group Phosphite Antioxidants
- Product: WESTON™ Liquid Phosphite Ester Antioxidants
- Industries: Adhesives | Elastomers | Lubricant Formulation | Metal Processing & Fabrication | Plastics
- Authorized Countries: Canada | Mexico | United States
Fulfilled By ChemPoint
Fulfilled By ChemPoint
Manufacturer
Product Line
Authorized Countries
Canada
Mexico
United States
Overview
WESTON™ TLP is a trialkyl phosphite ester that can be used as a stabilizer in polymers that do not require food contact. WESTON® TLP also functions as a sulfur deactivator and reduces friction and wear in lubricants.
Specifications
Appearance: Clear liquid
Specific gravity @ 25°C: 0.866–0.881
Acid number: 0.05 mg KOH/g
Refractive index @ 25°C: 1.4530–1.4580
Phosphorus content: 5.3%
Color (APHA, Pt-Co): 50 max
Molecular weight: 586 g/mol
Flash point (closed cup): 165.56°C
Viscosity @ 38°C: 16.0 cps
Density @ 25°C: 0.88 g/mL
Vapor pressure @ 5 mm Hg: 190°C
Soluble: Most common aprotic organic solvents
Insoluble: Water
Primary Chemistry: Trilauryl phosphite
Features & Benefits
- Improves antifriction and antiwear characteristics in lubricants
- Sulfur deactivator
Problems Solved
Sulfur impurities in lubricant formulations Friction and wear in polyester fibers or lubricants
Applications
Polyester fibers Lubricants
Related Chemistries
Plastics
Related End Markets
Elastomers
Lubricant Formulation
Metal Processing & Fabrication
Plastics
Related Functions
Adhesives
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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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