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Tinuvin® 329

Technical Datasheet | Supplied by BASF
Tinuvin® 329 by BASF is chemically 2 Phenol, 2-(2H-benzotriazol-2-yl)-4-(1, 1, 3, 3-tetramethylbutyl) grade. It acts as a UV absorber belonging to hydroxyphenyl benzotriazole class. It is an effective light stabilizer for a variety of plastics and other organic substrates. Protects polymers from UV radiation, helping to preserve the original appearance and physical integrity of molded articles, films, sheets, and fibers during outdoor weathering. Use levels of Tinuvin® 329 ranges between 0.1 and 1.0%, depending on substrate and performance requirements of the final application.
Product Type
Light Stabilizers / UV Absorbers > Benzotriazoles
Chemical Composition
2Phenol, 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)
CAS Number
3147-75-9
Masterbatch
No
Physical Form
Powder
Appearance
Yellow
Product Status
COMMERCIAL
Applications/ Recommended for
  • Fibers/ Textiles/ Carpets > Fibers
  • Polymer protection > Weatherability (UV, moisture, Oxygen...)
Food contact approval
Yes

Tinuvin® 329 Properties

Property

Value & Unit
Test Condition
Test Method
Molecular Weight
323 g/mol
Melting Point
103 - 105 °C
Flash Point
> 150 °C

Compatiblity with other products

Find products that are predicted to be compatible with Tinuvin® 329.

This list of compatible products is generated out of estimated HSP values. A practical determination of these HSP values would provide higher certainty.
Learn more about Hansen Solubility Parameters (HSP) and their use in predictive formulation.

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