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UV absorber UV-571 for PU CAS NO.: 125304-04-3 Featured Image
  • UV absorber UV-571 for PU CAS NO.: 125304-04-3

UV absorber UV-571 for PU CAS NO.: 125304-04-3

UV-571 is a liquid benzotriazole UV absorbers can be used for thermoplastic PUR coatings and overall foam, rigid plasticized PVC, PVB, PMMA, PVDC, EVOH, EVA, high temperature curing of unsaturated polyester as well as PA, PET,, PUR and PP fiber spinning additives, latex, wax, adhesives, styrene homopolymer – and copolymers, elastomers and polyolefin.


  • Chemical name: 2-(2H-Benzothiazol-2-yl)-6-(dodecyl)-4-methylphenol
  • Molecular formula: C25H35N3O
  • Molecular weight: 393.56
  • CAS NO.: 125304-04-3

    • Product Detail

    Product Tags

    Chemical name 2-(2H-Benzothiazol-2-yl)-6-(dodecyl)-4-methylphenol
    Molecular formula C25H35N3O
    Molecular weight 393.56
    CAS NO. 125304-04-3

    Chemical structural formula
    UV absorber UV-571

    Technical index

    Appearance Yellowish viscous liquid
    Content(GC) ≥ 99%
    Volatile 0.50%max
    Ash 0.1%max
    Boiling point 174℃ (0.01kPa)
    Solubility Soluble in common organic solvents

    Light transmittance

    Wave length nm

    Light transmittance %

    460

    ≥ 95

    500

    ≥ 97

    Packing and Storage
    Package: 25KG/BARREL
    Storage: Stable in property, keep ventilation and away from water and high temperature

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