Desmodur® N 31000
Aliphatic polyisocyanate based on hexamethylene diisocyanate. As the hardener component for lightfast, weather-stable coating systems
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About
Product Types
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Material
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General Characterization
Desmodur N 31000 is an aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI).
It is suitable for use as the hardener component for lightfast, weather-stable coating systems.
It is suitable for use as the hardener component for lightfast, weather-stable coating systems.
Storage Conditions
Desmodur N 31000 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product is sensitive to moisture. Storage at higher temperatures will result in increase of color and viscosity. Recommended storage temperature is 5º-30ºC.
Sampling
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Packaging Type
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Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Flash point | °C | 183 | |
| Viscosity at 25°C | mPa∙s | approx. 450 | |
| Density at 20^oC | g/cm^3 | 1.15 | |
| Equivalent weight | g | approx. 183 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Viscosity at 23^oC | mPa∙s | approx. 500 | |
| NCO content | % | approx. 23.0 | |
| Hazen color value | < 80 | ||
| Monomeric HDI | % | ≤ 0.26 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
