WSD CHEMICAL LIMITED

WSD chemical established in 2000,we are professional engaged in the research, development, production, sale and service of PVC additives. We are located in Shengzhou City,Zhejiang,China, near to Shanghai, Hangzhou ,Ningbo, YIwu .and have convenient transportation access.

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UV absorber UV-9

  • 1. UV absorber UV-9 light transmittance is 290-400

    2. UV absorber UV-9 Mainly used on plastics, paints.


  • Chemical Name:

    2-Hydroxy-4-Methoxybenzophenone ï¼ˆBenzophenone-3)

    CAS NO : 131-57-7

    Molecular Formula: C14H12O3

    Property of UV absorber UV-9

    Ultraviolet absorbers is yellowish crystalline powder, freely soluble in most organic solvents, not soluble in water.

    Characteristics of UV-9

    This product is a high efficienct UV radiation absorbing agent, capable of effectively absorbing UV radiation

    of 290-400 nm wavelength ,but it almost does not absorb visible light, particularly applicable to light-colored

    transparent products. ultraviolet absorbers is well stable to light and heat, not decomposable below 200°C,

    Technical index of UV absorber UV-9

    item

    UNIT

    index

    Appearance


    yellowish crystalline powder

    Content

    %

    99.0min

    Melting Point

    °C

    62-65

    Loss on drying(55±2°C)

    %

    0.3max

    Content of Ash

    %

    0.1max

    Light Transmittance(290-400nm)

    %

    93min

    Applications of UV absorber

    Ultraviolet absorbers mainly used on paint and plastic cosmetics products,such

    as PVC,PS,PUT, acrylic resin, with the dosage of 0.1-0.5%.

    Package :

    packed in cardboard drums lined with PE bags with N.W 25 kg