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  • Chemical Name:Vinylpyrrolidone/vinyl acetate copolymer (PVP/VA)

  • Name


    Vinylpyrrolidone/vinyl acetate  copolymer (PVP/VA)


    CAS No.


    25086-89-9


    Molecular formula

    (C6H9NO)n(C4H6NO2)m

    Structure formula

    Appearance


    White or yellowish-white powder; Colorless or yellowish clear liquid


    Application

    Mainly used for  hair care products as a finalizing agent, film forming agent and viscosity  regulator



    Product specifications:


    Product

    K-value

    Solid content

    (%)

    pH

    NVP

    (ppm)

    VAc

    (ppm)

    Heavy metals

    (ppm)

    Starpc VA64P

    26.0-34.0

    95.0-100.0

    3.8-6.0

    ≤50

    ≤50

    ≤10

    Starpc VA64 50%S

    26.0-34.0

    48.0-52.0

    5.0-7.0

    ≤50

    ≤50

    ≤10

    Starpc VA73 50%S

    24.0-32.0

    48.0-52.0

    5.0-7.0

    ≤50

    ≤50

    ≤10



    Packaging and Storage:


    PVP powder: Packed in 20 kg fiber drum, inner lined with PE bags

    PVP solution: Packed in 50/200 kg plastic drum or IBC

    Special packing is available  according to customer's requirement

    Preserve in tight containers