- Coatings, paints & inks
Desmophen® 690 MPA
Branched hydroxyl-bearing polyester.As the polyol component in colourfast and weather-stable, two-component polyurethane coatings.
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About
Product Types
- Polyester resin
Material
- Coatings, paints & inks
- Weather resistant, Solventborne, Hard
General Characterization
Branched hydroxyl-bearing polyester.
As the polyol component in colourfast and weather-stable, two-component polyurethane coatings.
As the polyol component in colourfast and weather-stable, two-component polyurethane coatings.
Storage Conditions
- Storage in original sealed Covestro container.
- Recommended storage temperature: max. 30 °C.
- Protect from moisture, heat and foreign material.
General information: The product may be slightly cloudy or may become cloudy during storage. Although this is irreversible, it has not been found to affect the quality of the coating formulation.
- Recommended storage temperature: max. 30 °C.
- Protect from moisture, heat and foreign material.
General information: The product may be slightly cloudy or may become cloudy during storage. Although this is irreversible, it has not been found to affect the quality of the coating formulation.
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 2811-2 | g/ml | approx. 1.11 |
| Flash point | DIN EN ISO 1523 | °C | approx. 51 |
| Equivalent weight | approx. 1,215 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Viscosity at 23°C | DIN EN ISO 3219/A.3 | mPa*s | 10,000 ± 3,500 |
| Water content | DIN 51 777/1 | % | ≤ 0.1 |
| Hazen color value | DIN EN 1557 | ≤ 100 | |
| Non-volatile content 1 g resin/1 h 125 °C, convection oven | DIN EN ISO 3251 | % | 70 ± 2 |
| Hydroxyl content | DIN EN ISO 4629-2 | % | 1.4 ± 0.2 |
| Acid value | DIN EN ISO 2114 | mg KOH/g | ≤ 6 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
