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Desmodur® ultra E 3370

Aliphatic polyisocyanate prepolymer based on hexamethylene diisocyanate. In the formulation of moisture-curing one-component polyurethane coatings with good weather stability.

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Product Types

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Material

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General Characterization

Aliphatic polyisocyanate prepolymer based on hexamethylene diisocyanate.
In the formulation of moisture-curing one-component polyurethane coatings with good weather stability.

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 high temperatures will cause increased viscosity.

Sampling

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Packaging Type

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Technical Properties & Datasheets

Property Name Test Method Unit Value
Monomeric HDI M106-ISO 10283 % < 0.10
Viscosity at 23 °C M014-ISO 3219/A.3 mPa*s 1,100 - 1,700
NCO content M105-ISO 11909 % 9.5 - 10.5
Color value (Hazen) M017-EN 1557 ≤ 80
Non-volatile content M020-ISO 3251 % 69.0 - 71.0

Property Name Test Method Unit Value
Flash point DIN 53 213 °C approx. 50
Equivalent weight approx. 420
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.05

Downloads

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