- Coatings, paints & inks
Bayhydrol® A 2139/2
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About
Product Types
- Dispersion
- Acrylate dispersion
Material
- Coatings, paints & inks
- Flexible, Elastic, Hard, Waterborne
General Characterization
Bayhydrol A 2139/2 is an aqueous, fatty acid-modified, hydroxyfunctional polyester-polyacrylate copolymer.
It is suitable for use in the formulation of two-component polyurethane top coats and primers for plastics.
It is suitable for use in the formulation of two-component polyurethane top coats and primers for plastics.
Storage Conditions
Bayhydrol A 2139/2 should be stored in tightly sealed original containers and protected from freezing, heat, and foreign materials. The product is sensitive to freezing. 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. Recommended storage temperature is greater than 0ºC-30ºC.
Sampling
No data available
Packaging Type
No data available
Technical Properties & Datasheets
Characteristics
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Density at 20^oC | g/ml | approx. 1.06 | |
| Flash point | °C | > 100 | |
| Hydroxyl content calculated | % | approx. 3.8 |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Acid value | mg KOH/g | 11.5 - 14.5 | |
| pH (1 : 4 in demineralized water) | 6.8 - 7.9 | ||
| Non-volatile content (1 g / 1 h / 125^oC / convection oven) | % | 45 - 49 | |
| Viscosity at 23^oC(D = approx. 40 s^-1) | mPa∙s | 1,000 - 2,500 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
