- Coatings
Bayhydrol® UH 2558
Aliphatic, anionic polyurethane dispersion.Binder for the formulation of water-reducible coatings and sealers.
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About
Product Types
- Dispersion
- Non-reactive system
- Polyurethane
- Waterbased dispersion
- PU dispersion - high molecular
- PU dispersion
Material
- Coatings
- Elastic, Solvent-free, Waterborne, Flexible
General Characterization
Aliphatic, anionic polyurethane dispersion.
Binder for the formulation of water-reducible coatings and sealers.
Binder for the formulation of water-reducible coatings and sealers.
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. 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. 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 |
|---|---|---|---|
| pH | DIN ISO 976 | 7 - 9 | |
| Non-volatile content (1 g/1 h/125 °C) | DIN EN ISO 3251 | % | 35 - 39 |
| Efflux time at 23 °C, 4 mm cup | AFAM 2008/10503 | s | max. 40 |
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Mean particle size | photon correlation spectroscopy | nm | approx. 60 |
| Density at 20 °C | DIN EN ISO 2811-2 | g/ml | approx. 1.05 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com