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Desmoderm® Additive Z

Desmoderm Additive Z is an aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI). It is suitable for use as the hardener component for lightfast polyurethane solutions.

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Material

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General Characterization

Desmoderm Additive Z is an aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI).
It is suitable for use as the hardener component for lightfast polyurethane solutions.

Storage Conditions

Desmoderm Additive Z 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 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. Recommended storage temperature is 5º-25ºC.

Sampling

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Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Hazen color value < 40
Monomeric HDI < 0.5
Non-volatile content (2.2g / 120 mins / 100oC) % 75 ± 1
NCO content % 16.5 ± 0.3
Viscosity at 23oC* mPa∙s 250 ± 75

Property Name Test Method Unit Value
Density at 20oC g/cm3 approx. 1.07
Flash point °C approx. 38
Equivalent weight approx. 225

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