Crelan® NW-5

Crelan NW 5 is a blocked cycloaliphatic polyisocyanate.

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Product Types

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General Characterization

Blocked cycloaliphatic polyisocyanate.
Hardener for polyurethane powder coatings

Storage Conditions

- Storage in original sealed Covestro container.

- Recommended storage temperature: - 5 to 40 °C.

- Protect from moisture, heat and foreign material.

General information: 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.


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Packaging Type

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Technical Properties & Datasheets


Property Name Test Method Unit Value
Equivalent weight approx. 333
Total NCO content % approx. 12.7
Monomeric diisocyanate content % < 0.5


Property Name Test Method Unit Value
Glass transition temperature DIN EN ISO 11 357 °C 48 - 58
Non-blocked NCO-content DIN EN ISO 11 909, attachment A % < 1.5
Hazen color value 55 % in toluene DIN EN ISO 1557 max. 100


Technical Data Sheet
Safety Data Sheet
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