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UV absorber 234

Advantage:

  • ‍UV absorber UV-234 Readily soluble in a wide range of organic solvents.
  • Excellent compatibility with variety of the polymers.
  • Low volatility during high processing temperature.
  • Good extraction resistance. Low vapor pressure, very little or no loss during processing.‍

Applications:

Used in PP, SBS, footwear, SEBS, acetal, acrylic, PET, PMMA, PBT, PC, recommended for thin section and fiber applications, suitable for food contact applications.

Package:

25KG cartons or drums

Storage and Transportation:

Keep container tightly closed and dry and storage in cool place.

Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.

Technical Specifications

  • ‍Product Name: UV absorber 234
  • CAS No.: 70321-86-7
  • Chemical Name:2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol
  • Molecular Formula: C30H29N3O
  • Molecular Weight: 447.58
  • Other Name:Tinuvin 234,Milestab UV-234,Omnistab UV 234
  • Appearance: Off-white powder‍

Melting Point

139.5-141℃

Purity

≥99%

Ash

≤0.1%

Loss On Drying

≤0.5%

Density

1.22g/cm3

Transmittance

 460 nm≥97%   500 nm≥98%

Recommended

 dosage

Polyester

PC

PVC

0.3-0.5%

0.3-0.5%

0.25-0.5%

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