SMA-230
Brand：Howin Weight：25kg/bag Supply Ability：300T/month
Product Description
Product Description
HOWIN® SMA-230 is a moderate molecular weight styrene and maleic anhydride random copolymer with 2:1 mole ratio. Its appearance is white or yellowish powder.
Product Properties Application
Low VOC Overprint varnish & inks
Low molecular weight Leather retanning
Low viscosity adhesives
High glass transition temperature Paper sizing
High heat resistance Pigment treatment
Ability to form aqueous Coating
High reactivity Carpet cleaners
High gloss Wax emulsion
High resolubility Recycled Polyamide
Characteristics
Property | Test Method | Unit | Value |
Acid number | Internal | mg KOH/g | 345 |
Glass Transition Temperature | DSC | ℃ | 165 |
Molecular Weight | GPC | g/mol | 27000 |
Volatile content | Internal | % | ＜0.5 |
Solubility
Solvent at 25℃，g/100ml
n-Hexane <1
Toluene <1
Ethanol <1
Acetone >50
Butanone >50
THF >50
DMF >50
Ethyl Acetate >50