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Desmodur® XP 2551

Aromatic polyisocyanate based on diphenylmethane diisocyanate.As a hardener primarily for Desmolith® systems.

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General Characterization

Desmodur XP 2551 is an aromatic polyisocyanate based on diphenylmethane diisocyanate.
As a hardener primarily for polymeric concrete.

Storage Conditions

Desmodur XP 2551 should be stored in tightly sealed original containers and protected from moisture, heat, and foreign materials. Processibility of this product can be adversely affected by contamination. Recommended storage temperature is 10º-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. 220
Equivalent weight approx. 131
Density at 20°C g/ml approx. 1.23

Specifications

Property Name Test Method Unit Value
NCO content % 32 ± 0.4
Acidity (HCl) mg/kg 415 ± 65
Viscosity at 25°C mPa∙s 65 ± 10

Downloads

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

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