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Dragonox® TNPP

CAS Number
26523-78-4
EC Number
247-759-6
Chemical Name
Tris(nonylphenyl) phosphite

Dragonox® TNPP is a general-purpose phosphite stabilizer and antioxidant. This product can be used in most polymers such as high-density polyethylene (HDPE), linear low density polyethylene (LLDPE), styrene butadiene rubber (SBR), acrylonitrile butadiene styrene (ABS), polyvinyl chloride (PVC), and other polymers.

Properties

Physical Form
Liquid

Product families

Elastomers — Elastomer Additives
  • Antioxidants & Stabilizers
Plastics — Polymer Additives
  • Antioxidants & Stabilizers

Other characteristics

Brand
Dragonox
Synonyms

Tris (4-Nonylphenyl)Phosphite, Tris(P-Nonylphenyl)Phosphite

Functions
Secondary Antioxidant, Stabilizer
Compatible Polymers & Resins

Acrylonitrile Butadiene Styrene (ABS), High-Density Polyethylene (HDPE), Linear Low Density Polyethylene (LLDPE) , Polyvinyl Chloride (PVC), Styrene Butadiene Rubber (SBR)

Color
Yellow
Appearance
Yellowish clear Liquid
Solubility

This product isn't dissolved in water, but it can dissolve in organic solvent without acid and base.

Technology
  • Elastomers
  • Plastics
Typical Uses
  • Can be used in most polymers such as:
  • HDPE
  • LLDPE
  • SBR
  • ABS
  • PVC
  • Other polymers
Packaging Type
Drums
Packaging Information
200kg/drum
Compatible Polymers and Resins
  • Acrylonitrile Butadiene Styrene (ABS)
  • High-Density Polyethylene (HDPE)
  • Linear Low Density Polyethylene (LLDPE)
  • Polyvinyl Chloride (PVC)
  • Styrene Butadiene Rubber (SBR)
Plastics and Elastomers Functions
  • Secondary Antioxidant
  • Stabilizer

Technical data

Table 1 of 1

7 rows
CharacteristicValueUnit
Color (Pt-Co scale)max. 75—
Acid Numbermax. 0.25mg KOH/g
Refractive Index (25°C)1.5250 - 1.5280—
Free Nonylphenolmax. 4%
Phosphorous Content4.1 - 4.5%
Coppermax. 6mg/l
Manganesemax. 6mg/l

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