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Sinobase Polymers Chemical 329

Sinobase Polymers Chemical 329 is a white powder, melting point 101-106, soluble in benzene, styrene, ethyl acetate, slightly soluble in ethyl alcohol, insoluble in water.

Functions: Light Stabilizer, Stabilizer, UV Absorber

Chemical Family: Benzotriazoles

Compatible Polymers & Resins: Acrylonitrile Butadiene Styrene (ABS), Poly(Methyl Methacrylate) (PMMA), Polyesters, Polystyrenes (PS), Polyvinyl Chloride (PVC)

Features: Good Weather Stability, Light Stabilized

    Knowde Enhanced TDS

    Identification & Functionality

    Chemical Family
    Plastics & Elastomers Functions
    CAS No.
    3147-75-9
    Molecular formula
    C20H25N3O

    Features & Benefits

    Applications & Uses

    Uses

    UV 329 is an efficient light stabilizer, protects polymers from UV radiation. Keep the original appearance and physical integrity of molded articles, films, sheets, and fibers during outdoor weathering. It is used for rigid PVC, polystyrene, poly (methyl methacrylate), polyester and ABS resins and so on. Can be used in transparent products.

    Properties

    Physical Form
    Appearance
    White powder
    Typical Properties
    ValueUnitsTest Method / Conditions
    Ash Contentmax. 0.05%
    Melting Point103 - 105
    Puritymin. 99%HPLC, LC-MS
    Transmittance (440nm)97%
    Transmittance (500nm)98%
    Volatile Mattermax. 0.5%

    Packaging & Availability

    Packaging Type
    Packaging

    Packing in 25 kg net cartons or fiberboard drum.