HDI Quick drying Covesro N3790 BA
ABOUT:
Aliphatic polyisocyanate (high functional HDI trimer).As the hardener component for lightfast, rapid-drying polyurethane coating systems.
Product Types:
-
HDI
-
PIC
-
Aliphatic polyisocyanate
-
Crosslinkers
-
Polyisocyanate
-
Hardeners
-
Polyisocyanurate
-
Isocyanate
Material:
Coatings, paints & inks:High functional, Weather resistant, Solventborne
General Characterization:
Aliphatic polyisocyanate (high functional HDI trimer).
As the hardener component for lightfast, rapid-drying polyurethane coating systems.
Technical Properties & Datasheets
Characteristics
Property Name |
Test Method |
Unit |
Value |
Equivalent weight |
approx. 236 |
||
Density at 20 °C |
DIN EN ISO 2811 |
g/ml |
approx. 1.13 |
Viscosity at 25 °C |
DIN EN ISO 3219/A.3 |
mPa*s |
approx. 1,600 |
Flash point |
DIN 53 213/1 |
°C |
approx. 42 |
Specifications:
Property Name |
Test Method |
Unit |
Value |
Monomeric HDI |
DIN EN ISO 10 283 |
% |
< 0.23 |
Non-volatile content (2.2 g / 120 min / 100 °C) |
DIN EN ISO 3251 |
% |
90 ± 1 |
NCO content |
DIN EN ISO 11 909 |
% |
17.8 ± 0.5 |
Color value (Hazen) |
DIN EN 1557 |
? 40 |
|
Viscosity at 23 °C |
DIN EN ISO 3219/A.3 |
mPa*s |
1,800 ± 500 |
