Desmodur® N 3390 BA/SN
Aliphatic polyisocyanate (HDI trimer).As the hardener component for lightfast polyurethane coating systems.
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About
Product Types
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Material
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General Characterization
Aliphatic polyisocyanate (HDI trimer).
As the hardener component for lightfast polyurethane coating systems.
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.
- 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.
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Density at 20 °C | DIN EN ISO 2811 | g/ml | approx. 1.13 |
| Viscosity at 25 °C | DIN EN ISO 3219/A.3 | mPa*s | approx. 500 |
| Equivalent weight | approx. 214 | ||
| Flash point | DIN 53 213/1 | °C | approx. 50 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Monomeric HDI | DIN EN ISO 10 283 | % | ≤ 0.15 |
| Viscosity at 23 °C | DIN EN ISO 3219/A.3 | mPa*s | 550 ± 150 |
| Non-volatile content 2.2 g / 120 min / 100 °C | DIN EN ISO 3251 | % | 90 ± 1 |
| NCO content | DIN EN ISO 11 909 | % | 19.6 ± 0.3 |
| Color value (Hazen) | DIN EN 1557 | ≤ 40 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
