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Desmodur® E 22

Aromatic polyisocyanate prepolymer based on diphenylmethane diisocyanate (MDI).

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General Characterization

Desmodur E 22 is an aromatic polyisocyanate prepolymer based on diphenylmethane diisocyanate (MDI).
It is suitable for use in the formulation of highly flexible one- and two-component polyurethane coatings and adhesives. It can also be used as a binder for flexible aggregates, e.g. rubber granules.

Storage Conditions

Desmodur E 22 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. The product is sensitive to moisture and should therefore be stored in its sealed original containers. Recommended storage temperature is 10º-30ºC.

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Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
Equivalent weight 472 - 506
Density at 20^oC g/cm^3 approx. 1.08
Flash point °C > 200

Specifications

Property Name Test Method Unit Value
NCO content % 8.6 ± 0.3
Viscosity at 23°C mPa∙s 2,800 ± 400

Downloads

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

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