HDI trimer??WanHua?HT-90BS
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Application:
WANNATE?HT-90BS?is an aliphatic polyisocyanate based on hexamethylene?diisocyanate(HDI) and dissolved in 10% n-butyl acetate and solvent naphtha 100(1:1),colorless to slightly yellowish clear liquid.
Equivalent weight |
approx. 214 |
Density at 25℃ |
approx. 1.13g/ml |
Flash point |
approx. 50℃ |
WANNATE??HT-90BS can be used as the hardener component for lightfast?two-component polyurethane coatings with high resistance to chemicals and?weathering, very good gloss retention and outstanding mechanical properties.
Preferred co-reactants are polyacrylates or polyester polyols.
The main applications for coatings based on WANNATE??HT-90BS are?automotive OEM, automotive refinishing, transportation, industrial finishing and?plastics.
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Specification:
Properties |
Specification |
NCO Content |
19.6 ± 0.3 % |
Solids |
90 ± 1 % |
Viscosity at 25℃ |
500 ± 150 mPa?s |
Color value (Hazen) |
≤ 40 |
Monomeric HDI |
≤ 0.2 % |