Desmodur® ultra 2822
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About
Product Types
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Material
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General Characterization
Desmodur ultra 2822 is an aliphatic polyisocyanate (HDI trimer).
It is suitable for use as the hardener component for lightfast polyurethane coating systems.
It is suitable for use as the hardener component for lightfast polyurethane coating systems.
Storage Conditions
Desmodur ultra 2822 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 0º-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 | approx. 37 | |
| Density at 20^oC | g/ml | approx. 1.02 | |
| Equivalent weight | approx. 350 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Hazen color value | < 40 | ||
| Monomeric HDI | % | < 0.10 | |
| Non-volatile content 2.2 g / 120 min / 100^oC | % | 55 ± 1 | |
| Viscosity at 23^oC | mPa∙s | 15 ± 5 | |
| NCO content | % | 12 ± 0.3 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
