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Desmodur® CQ ultra N 7300

Biobased aliphatic polyisocyanate (PDI-trimer). As the hardener component for lightfast polyurethane coating systems.

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General Characterization

Desmodur CQ ultra N 7300 is a biobased aliphatic polyisocyanate (PDI-trimer). As the hardener component for lightfast polyurethane coating systems.

Storage Conditions

- 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. Storage at significant lower temperatures will result in solidification. This solidification is reversible by briefly heating the product without adversely affecting the quality of the product.

Sampling

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Packaging Type

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Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
Viscosity (25°C) mPa·s approx. 8,200
Equivalent weight approx. 195
Bio-based carbon content % approx. 68
Density @ 20°C g/ml approx. 1.20

Specifications

Property Name Test Method Unit Value
Viscosity @ 23°C mPa·s approx. 9,500
Color value (Hazen) < 60
Monomeric PDI % < 0.10
NCO content % approx. 21.9

Downloads

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

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