YL-W6906A is a hydrophilic aliphatic polyisocyanate based on hexamethylene diisocyanate(HMDI) and isophorone diisocyanate; it is used as curing agent of waterborne two-component polyurethane coating system.
Properties
Appearance
Water white or yellowish transparent liquid
Isocyanate content /%
12.5±0.5
Non volatile matter /%
65.0±2.0
HDI monomer content /%
≤0.2
viscosity /( cp, 25℃)
50~200
Other data
The following are typical features of YL-W6906 and should not be considered as product specifications.
Item
Typical data
Average equivalent
About 336…