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Dragonox® PDP

CAS Number
80584-86-7
EC Number
279-499-4
Chemical Name
Poly(dipropyleneglycol)phenyl phosphite

Dragonox® PDP is a liquid-type antioxidant with good color and heat stability. This product is widely used in polyvinyl chloride (PVC), acrylonitrile butadiene styrene (ABS), polyurethanes (PU), polycarbonates (PC), and coatings.

Properties

Physical Form
Liquid

Product families

Plastics — Polymer Additives
  • Antioxidants & Stabilizers

Other characteristics

Brand
Dragonox
Synonyms

Antioxidant PDP, p,p′-[Oxybis(1-methyl-2,1-ethanediyl)] bis[P-(1,5,9,13,17,21-hexamethyl-7,15,23,23-tetraphenoxy-3,6,8,11,14,16,19,22-octaoxa-7,15,23-triphosphatricos-1-yl) P-phenyl phosphite]

Functions
Antioxidant
Compatible Polymers & Resins

Acrylonitrile Butadiene Styrene (ABS), Polycarbonates (PC), Polyurethanes (PU), Polyvinyl Chloride (PVC)

Appearance
Clear Liquid
Applications
  • Widely use in PVC, ABS, PU, PC, and coatings.
  • Recommended dosage is 0.2 - 1%.
Technology
Plastics
Material Features
  • Good Color Stability
  • Good Thermal Stability
Compatible Polymers and Resins
  • Acrylonitrile Butadiene Styrene (ABS)
  • Polycarbonates (PC)
  • Polyurethanes (PU)
  • Polyvinyl Chloride (PVC)
Plastics and Elastomers Functions
Antioxidant

Technical data

Table 1 of 1

7 rows
CharacteristicValueUnit
Chemical NamePoly(dipropyleneglyco)phenyl phosphite—
Molecular Weight2103.96g/mol
Chemical FormulaC102H134031P8—
Refractive Index (25°C)1.5200 - 1.5400—
Specific Gravity (25°C)1.130 - 1.250—
Color (APHA)max. 50—
Acid Valuemax. 0.1mg KOH/g

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