Desmodur® XP 2890

Aliphatic polyisocyanate resin based on hexamethylene diisocyante.

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Product Types

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General Characterization

Aliphatic polyisocyanate resin based on hexamethylene diisocyante.
As the hardener for long pot-life coating systems.

Storage Conditions

- Storage in original sealed Covestro container.
- Recommended storage temperature: 0 - 30 °C.
- Protect from moisture, heat and foreign material.
General information: The product is sensitive to moisture. Storage at higher temperatures will result in increase of color and viscosity. Due to the raw materials used, the product can occasionally exhibit temperature-dependent turbidity. This turbidity can be reversed by heating carefully to max. 50 °C without adversely affecting the quality of the product.


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Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Monomer content M106-ISO 10283 % < 0.3
Viscosity at 23 °C M014-ISO 3219/A.3 mPa*s 1400 ± 500
NCO content M105-ISO 11909 % 16.8 ± 0.5

Property Name Test Method Unit Value
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.1
Equivalent weight approx. 250
Color (Hazen) DIN EN 1557 ≤ 80
Flash point DIN ISO 3679-2004 °C > 200


Technical Data Sheet
Safety Data Sheet
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