- Coatings, paints & inks
Bayhydrol® UH 2557
Aliphatic, fatty acid-modified, anionic polyurethane dispersion. Binder for the formulation of water-reducible coatings and sealers for wood and wood materials.
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About
Product Types
- Dispersion
- Non-reactive system
- Polyurethane
- Waterbased dispersion
- PU dispersion - high molecular
- PU dispersion
Material
- Coatings, paints & inks
- Bio origin, Waterborne, Flexible, Elastic, Solvent-free
General Characterization
Aliphatic, fatty acid-modified, anionic polyurethane dispersion.
Binder for the formulation of water-reducible coatings and sealers for wood and wood materials.
Binder for the formulation of water-reducible coatings and sealers for wood and wood materials.
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
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Mean particle size | photon correlation spectroscopy | nm | approx. 60 |
| Density at 20 °C | DIN EN ISO 2811 | g/ml | approx. 1.04 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Viscosity at 23 °C, D = approx. 100/s | DIN EN ISO 3219/A.3 | mPa*s | max. 100 |
| pH supply form | DIN ISO 976 | 6.5 - 8.5 | |
| Non-volatile content (1 g/1 h/125 °C) | DIN EN ISO 3251 | % | 34 - 36 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
