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Dragonox® 168

1 of 47 products in this brand
Dragonox® 168 is a highly effective phosphite antioxidant. It acts as a secondary antioxidant and can be blended with several kinds of primary antioxidants. During processing, this product reacts with hydroperoxides formed by the autoxidation of polymers to improve the effective protection of the polymers' color.

Functions: Antioxidant, Secondary Antioxidant

Chemical Family: Phosphites

Compatible Polymers & Resins: Acrylonitrile Butadiene Styrene (ABS), Polyamides, Polycarbonates (PC), Polyethylenes (PE), Polypropylenes (PP), Polystyrenes (PS)

Synonyms: 2,4-Bis(1,1-dimethylethyl)phenol phosphite, Tri(2,4-di-t-butylphenyl) phosphite, Tri(2,4-di-tert-butylphenyl) phosphite, Tri(2,4-tert-butylphenyl) phosphite, Tris [2,4-di-tert-butylphenyl] phosphite, Tris(2,4-di-t-butylphenyl)phosphite, Tris(2,4-di-tert-butylphenoxy)phosphine, Tris(2,4-di-tert-butylphenyl) phosphite, Tris(2,4-di-tert-butyphenyl) phosphite, Tris(2,4-tert-butylphenyl) phosphite

Technical Data Sheet

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Knowde Enhanced TDS

Identification & Functionality

Chemical Family

Phosphites

Chemical Name

Tris(2,4-ditert-butylphenyl) phosphite

Plastics & Elastomers Functions

Antioxidant,

Secondary Antioxidant

CAS No.
31570-04-4
EC No.
250-709-6
Technologies

Plastics

Product Families

Plastics — Polymer Additives

Antioxidants & Stabilizers

Applications & Uses

Compatible Polymers & Resins

Acrylonitrile Butadiene Styrene (ABS),

Polyamides,

Polycarbonates (PC),

Polyethylenes (PE),

Polypropylenes (PP),

Polystyrenes (PS)

Applications

Dragonox® 168 is widely applied  in PE, PP, PS, PA, PC, ABS and many other polymer materials.

Properties

Physical Form

Powder,

Solid

Appearance
White powder
Specifications
ValueUnitsTest Method / Conditions
Chemical NameTris - (2,4 - di - tert - butyl - phenyl) - phosphite——
Molecular Weight646g/mol—
Chemical Formula42H6303P——
Melting Point183 - 187°C—
Puritymin. 99%—
Loss of Dryingmax. 0.3%—
Clarity of SolutionClear——
Ash Contentmax. 0.1%—
Transmittance (425 nm)min. 97%—
Transmittance (500 nm)min. 98%—

Packaging & Availability

Packaging Information

Net 25kg/bags or carton

Storage & Handling

Storage Conditions

Keep a in cool and well-ventilated place.