Electronics
- Markets & Applications
- Electronics
- Mobile phone(flexible display)
- KELLOMER STA-2004
KELLOMER STA-2004
-
Description
· Star branched polyester acrylate
-
Key features
· Very high hardness
· Excellent scratch resistance
· Excellent chemical resistance
· Fast cure response -
Functionality No.
20
-
Diluent (%)
-
-
Color(APHA)
100 max
-
Viscosity (cps, 25℃)
26000
-
Refractive index (25℃)
1.495
-
Polymer solid (%)
100
-
Molecular weight (Mw, g/mol)
8900
-
Gel content (%)
98
-
Cure speed (dosage, mJ/cm2)
450
-
Pencil hardness
9H↑
-
Tensile strength(PSI)
770
-
Elongation(%)
5
-
Solvent resistance (MEK rubbing)
>100
-
Yellow index (ΔE)
5.1
-
Gloss(60º)
132
-
Reactivity
5
-
Hardness
5
-
Flexibility
1
-
Adhesion
1
-
Chemical resistance
5
-
Scratch resistance
5
-
Application
· Special coatings
· Coatings requiring scratch and chemical resistance
· Flexible display coatings
· High hard coatings