STA-2004

STA-2004 is a star branched acrylate.

Films of STA-2004 cured by UV/EB exhibit very high hardness and excellent scratch resistance to film and plastic.

Functionality : 20

Appearance : Clear liquid

Color (APHA) : 100 max

Viscosity (cps, at 25℃) : 26,000

Refractive index(25℃) : 1.495

Polymer solids (%) : 100

Diluent(%) : -

Mw(g/mol) : 8,900

Very high hardness

Excellent scratch resistance

 Excellent chemical resistance

 Fast cure response

Special coatings

Coatings requiring scratch and chemical resistance

Flexible display coatings

High hard coatings