HDI closed AsahiKasei MF-K60X
Type:
Blocked aliphatic polyisocyanate based on hexamethylene diisocyanate
Features:
# Low curing temperature (90’c for base coat application)
# Good storage stability
Applications:
# One-component applications
# Plastic coatings (curing-temp. 90″c for base coat)
# Base coat for automotive bumper
Typical properties：
Appearance |
Colorless to slightly yellowish clear liquid |
Non-volatile |
60 wt% |
Solvent |
Xylene / n-Butanol=15 / 25 (wt%) |
Blocked NCO content |
6.5 wt% |
Viscosity |
200 mPa .s at 25C |
Color value |
<1 (Gardner) |
NCO equivalent weight |
Approx.646 |
Flash point |
21.1°C |
Compatibility:
Mixing ratio of DURANATETM MF-K60X with polyols is based on NCO/OH equivalentratio of 1/1.
These values provide general information and are not part of the product specifications.
S.S. of film cured by MF-K60X
Formulation :
-
Polyol : manufactured and sold by Akzo
Polyester Polyol; Setal 90173 (OH%=2.27wt%,NV=50wt%)
Acrylic Polyol; Setalux 1184(OH%=2.0wt%,NV=52wt%)
-
Blocked Polyisocyanate : DURANATETM MF-K60X
-
NCO J OH = 1.0
Bake: 30min.
High curing speed
Curing speed of MF-K60X is faster than that of melamine.
Storage stability of paint using MF-K60X
1. Formulation : Polyol : Acrylic Polyol A801(manufactured and sold by DIC OHV = 100 mgKOH/g Resin )·Blocked Polyisocyanate : DURANATETM MF-K60X·NCO OH = 1.02. Storage condition : 40’C under Nitrogen3.Measurement of Viscosity : Ford Cup #4 at 20°C |