Crelan® NI 2

Blocked aliphatic polyisocyanate based on IPDI. Hardener for polyurethane powder coatings.

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Product Types

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General Characterization

Crelan NI 2 is a blocked aliphatic polyisocyanate based on IPDI.
It is suitable as a hardener for polyurethane powder coatings.

Storage Conditions

Crelan NI 2 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 agglomeration of the product. This agglomeration is reversible by mechanical stress without adversely affecting the quality of the product. Recommended storage temperature is -5 to 40°C.


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Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Hazen color value 50% in acetone ≤ 99
Viscosity (160^oC) mPa∙s 1500 - 4500
Non-blocked NCO content % ≤ 1.0
Glass transition temperature °C 50 - 70

Property Name Test Method Unit Value
Monomeric diisocyanate content % < 0.1
Equivalent weight approx. 280
Total NCO content % approx. 15


Technical Data Sheet
Safety Data Sheet
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