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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.

Functions: Antioxidant

Compatible Polymers & Resins: Acrylonitrile Butadiene Styrene (ABS), Polycarbonates (PC), Polyurethanes (PU), Polyvinyl Chloride (PVC)

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]

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Plastics & Elastomers Functions
CAS No.
80584-86-7
EC No.
279-499-4
Technologies
Structural Formula

Dragonox® PDP - Structural Formula

Features & Benefits

Applications & Uses

Applications
  • Widely use in PVC, ABS, PU, PC, and coatings.
  • Recommended dosage is 0.2 - 1%.

Properties

Physical Form
Appearance
Clear Liquid
Specifications
ValueUnitsTest Method / Conditions
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