- Coatings
Bayhydrol® A 2427
Aqueous, hydroxyfunctional polyacrylate dispersion.In the formulation of fast-drying, waterborne two-component polyurethane primers and topcoats, as well as one-component coatings.
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About
Product Types
- Dispersion
- Acrylate dispersion
Material
- Coatings
- Elastic, Hard, Solvent-free, Waterborne, Flexible
General Characterization
Aqueous, hydroxyfunctional polyacrylate dispersion.
In the formulation of fast-drying, waterborne two-component polyurethane primers and topcoats, as well as one-component coatings.
In the formulation of fast-drying, waterborne two-component polyurethane primers and topcoats, as well as one-component coatings.
Storage Conditions
- Storage in original sealed Covestro containers.
- Recommended storage temperature: > 0 - 30 °C.
- Protect from frost, heat and foreign material.
General information: The product is sensitive to frost. Prolonged freezing can damage the product irreversibly. Prolonged storage at higher temperatures may result in a decrease of viscosity and/or an increase of average particle size, possibly resulting in sedimentation or coagulation.
Contamination with certain bacteria, fungi or algae may render the product unusable.
- Recommended storage temperature: > 0 - 30 °C.
- Protect from frost, heat and foreign material.
General information: The product is sensitive to frost. Prolonged freezing can damage the product irreversibly. Prolonged storage at higher temperatures may result in a decrease of viscosity and/or an increase of average particle size, possibly resulting in sedimentation or coagulation.
Contamination with certain bacteria, fungi or algae may render the product unusable.
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Non-volatile content (1 g/1 h/125 °C, convection oven) | DIN EN ISO 3251 | % | 41 - 44 |
| Viscosity at 23 °C, (D = ca. 40 s^-1) | DIN EN ISO 3219/A.3 | mPa*s | max. 100 |
| pH (1 : 3 in demineralised water) | DIN EN ISO 976 | 8 - 9 |
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Density at 20 °C | DIN EN ISO 2811-2 | g/ml | approx. 1.1 |
| Hydroxyl content, calculated | % | approx. 2 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com