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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.

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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


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