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Desmodur® CQ N 7300

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

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Product Types

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Material

Coatings, paints & inks
Alternative raw material share

General Characterization

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

Storage Conditions

- Storage 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
Biobased Carbon ASTM D 6866-16Method B (AMS) % approx. 68
Equivalent weight approx. 195
Viscosity at 25 °C M014-ISO 3219/A.3 mPa*s approx. 8,200
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.20

Specifications

Property Name Test Method Unit Value
Color value (Hazen) M017-EN 1557 < 60
NCO content M105-ISO 11909 % approx. 21.9
Viscosity at 23 °C M014-ISO 3219/A.3 mPa*s approx. 9,500
Monomeric PDI M106-ISO 10283 % ≤ 0.3

Downloads

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