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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.

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

Property Name Test Method Unit Value
NCO content % 12 ± 0.3
Non-volatile content 2.2 g / 120 min / 100^oC % 55 ± 1
Monomeric HDI % < 0.10
Viscosity at 23^oC mPa∙s 15 ± 5
Hazen color value < 40

Property Name Test Method Unit Value
Density at 20^oC g/ml approx. 1.02
Equivalent weight approx. 350
Flash point °C approx. 37

Downloads

Technical Data Sheet
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
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