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M Chemical GUARD DOG™ UV234 Light Absorber, Benzotriazole Derivative
Categories: Other Engineering Material; Additive/Filler for Polymer

Material Notes: GUARD DOG™ UV234 UV absorber is a low volatile benzotriazole based UV absorber which is highly effective in polymers that are processed at high temperature (decomposition temperature > 350°C).

Applications: Extremely effective in PP, SBS, footwear, SEBS, acetal, acrylic, PET, PMMA, PBT, PC and is recommended for thin section and fiber applications suitable for food contact applications.

Performance Benefits:

  • Strong absorption of UV radiation in the 300 - 400 nm range. The absorption maxima are 302 nm and 343 nm
  • Low initial color and low volatility during high processing temperatures and has good extraction resistance

Typical Properties:

  • Free flowing pale yellow powder
  • Solubility (g/100g @ 25°C): Acetone - 2, Benzene - 10, CHCl3 - 35, MeCl - 34, MEK - 13, Toluene 20

Available Properties
  • Specific Gravity
  • Molecular Weight
  • Vapor Pressure
  • Melting Point
  • Flash Point, Ignition
  • UV Transmittance
  • UV Transmittance
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Manufacturer Notes:
M Chemical Company, Inc.

Category Notes

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