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    SMA-725

    • Brand:Howin
    • Weight:25kg/bag
    • Supply Ability:300T/month
    1. Detailed information

    Product Description

    HOWIN® SMA-725 is a random copolymer of styrene and maleic anhydride. Its appearance is yellowish transparent granule.

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    Application

    HOWIN® SMA-725 includes a mass of maleic anhydride group, which can be applied to:

    ² Heat resistant modifier for PMMA, maintaining PMMA’s optical transparency.

    ² Chain extender for PA, improving viscosity and mechanical strength of PA and PA+GF.

    ² Heat resistant modifier for ABS.

    . Characteristics

    Property

    Test Method

    Unit

    Value

    Density

    ASTM D792

    g/cm3

    1.15

    MAH content

    Internal

    wt%

    25±2

    HDT1.82MPa

    ASTM D648

    125

    Glass Transition Temperature

    DSC

    150

    Molecular Weight×104

    GPC

    g/mol

    10-12

    Polydispersity

    GPC

    /

    2.0

    TVOC

    VDA277

    ppm

    40

    MFR2302.16Kg

    ASTM D1238

    g/10min

    3±2


    SMA-725 case study.pdf