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Desmodur® N 3580 BA

Desmodur N 3580 BA is an aliphatic polyisocyanate (HDI allophanate trimer). The product is used in combination with Desmophen® grades for the formulation of lightfast, scratch-resistant polyurethane coatings systems.

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Product Types

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Material

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General Characterization

Desmodur N 3580 BA is an aliphatic polyisocyanate (HDI allophanate trimer).
The product is used in combination with Desmophen® grades for the formulation of lightfast, scratch-resistant polyurethane coatings systems.

Storage Conditions

Desmodur N 3580 BA 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. Recommended storage temperature is 0º-30ºC.

Sampling

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Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Monomeric HDI % < 0.20
Color value (Hazen) ≤ 100
Non-volatile content (2.2 g/120 min/100oC) % 80 ± 2
NCO-content % 15.4 ± 0.3
Viscosity at 23oC mPa•s 500 ± 200

Property Name Test Method Unit Value
Flash point °C 31.5
Density at 20oC g/ml approx. 1.10
Equivalent weight approx. 273

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Technical Data Sheet
Safety Data Sheet
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