Desmodur® E 40480 MPA

Aliphatic polyisocyanate prepolymer based on isophorone diisocyanate.

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Product Types

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General Characterization

Aliphatic polyisocyanate prepolymer based on isophorone diisocyanate.
Binder for the formulation of flexible surface coatings and sealers.

Storage Conditions

- Storage in original sealed Covestro container.

- Recommended storage temperature: 10 - 30 °C.

- Protect from moisture, heat and foreign material.

General information: The product is sensitive to moisture and should therefore be stored in its sealed original containers. Storage at higher temperatures may result in an increase in viscosity. Storage at lower temperatures may cause the formation of crystalline deposits.


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Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Non-volatile content M020-ISO 3251 % 80 ± 2.0
NCO content M105-ISO 11909 % 2.8 ± 0.4
Monomer content in supply form M106-ISO 10283 % < 0.5
Color (Hazen) M017-EN 1557 max. 200
Viscosity (23 °C) M014-ISO 3219/A.3 mPa*s 7,000 ± 3,000

Property Name Test Method Unit Value
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.08
Equivalent weight approx. 1,500
Flash point DIN 22 719 °C approx. 54


Technical Data Sheet
Safety Data Sheet
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