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SMA-725
HOWIN® SMA-725 is a random copolymer of styrene and maleic anhydride, produced by polymerization process. Its appearance is colorless or yellowish granule.
Typical Applications

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

1)Chain extender for PA, improving viscosity and mechanical strength of PA and PA+GF;

2)Compatibilizer of styrene resin alloy and coupling agent of glass fiber reinforced styrene resin.

3)Compatibilizer for biodegradable materials(PLA or PBAT)

Property Test Method Unit Value
MAH contentInternalwt%25±2
Molecular Weight(×104GPCg/mol10-14
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