- Coatings, paints & inks
Desmodur® ultra N 3372 SN
Aliphatic polyisocyanate (HDI trimer). As the hardener component for lightfast polyurethane coating systems.
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About
Product Types
- PIC
- HDI
- Isocyanate
- Polyisocyanurate
- Aliphatic polyisocyanate
- Crosslinkers
- Polyisocyanate
- Hardeners
Material
- Coatings, paints & inks
- Weather resistant, Solventborne, Ultra-low monomer, Thermally resistant, Low viscous
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 |
|---|---|---|---|
| Viscosity at 25 °C | M014-ISO 3219/A.3 | mPa*s | approx. 70 |
| Flash point | DIN EN ISO 2719 | °C | approx. 47 |
| Equivalent weight | approx. 266 | ||
| Density at 20 °C | DIN 51757 | g/ml | approx. 1.07 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Color value (Hazen) | M017-EN 1557 | ≤ 40 | |
| NCO content | M105-ISO 11909 | % | 15.8 ± 0.5 |
| Non-volatile content 2.2 g / 120 min / 100 °C | M020-ISO 3251 | % | 72.5 ± 1.5 |
| Viscosity at 23 °C | M014-ISO 3219/A.3 | mPa*s | 80 ± 20 |
| Monomeric HDI | M106-ISO 10283 | % | < 0.10 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
