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WESTON™ 705

WESTON™ 705 is a next-generation nonylphenol-free liquid phosphite antioxidant designed for superior gel protection and color stability during Polyethylene (PE) and synthetic elastomer production. It has been tested extensively to ensure compliance with food contact requirements, including FDA, EFSA, and NHFPC.


Classifications

Product Technology

Phosphite Antioxidants, Secondary Stabilizers

Brand

WESTON™

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Markets

Automotive, Building & Construction, Consumer Goods, Elastomers, Electronics, Packaging, Personal Care, Tire & Rubber

Property Name Value Unit 
Appearance Liquid --
Autoignition temperature >400 --
Boiling point -- °C
Colour Colourless --
Density 1.02 g/cm3
Flash point (closed cup) 228 °C
Melting point 1.85 °C
Odour Odourless --
Partition coefficient: n-octanol/water at 25 °C log Pow: 6.58 --
pH 6.5 - 7.5 --
Solubility in water at 20 °C Hydrolyses --
Solubility in water at 20 °C <0.0001 g/l
Vapour pressure at 25 °C 0.000001 kPa
Viscosity (dynamic) at 40 °C 1,970 mPa.s

 

 

Specification Name Value  Unit  Test Method  Test Condition
Acid No. <0.5  mg KOH/g  --  -- 
Appearance Colorless liquid free of particulates  --  --  -- 
Assay >98  --  -- 
Phosphorous content 5.2  --  -- 
Specific gravity at 25 °C/15.5 °C 1.004 - 1.035  --  --  -- 

 

 

 

  • Adhesives
  • Elastomers
  • Fibers & Textiles
  • Film
  • Food Packaging
  • Packaging
  • Plastics
  • Wire & Cable
Elastomers Brochure | Brochures | English

Smarter Stabilization Solutions

WESTON™ 705 Brochure | Brochures | Chinese

Next-Generation Nonylphenol-Free Liquid Phosphite Antioxidant for Plastics and Elastomers

WESTON™ 705 | Videos | English

Learn more about why WESTON™ 705 is the future of polyethylene stabilization

Safety Data Sheets are available upon request | Safety Data Sheets

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