- Coatings, paints & inks
Bayhydur® BL 2781
Water-thinnable, aliphatic, blocked polyisocyanate In combination with Bayhydrol® polyols in the formulation of water-thinnable, lightfast, one-component polyurethane stoving coatings. Also as an additive to improve the flexibility, impact strength and adhesion of conventional aqueous stoving systems. Bayhydur® BL 2781 is a further development of Bayhydur® VP LS 2310 without cosolvent.
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About
Product Types
- PIC
- HDI
- Isocyanate
- Polyisocyanurate
- Aliphatic polyisocyanate
- Hydrophilic polyisocyanate
- Crosslinkers
- Polyisocyanate
- Hardeners
Material
- Coatings, paints & inks
- Solvent-free, Waterborne, Thermally resistant, Flexible, Elastic
General Characterization
Water-thinnable, aliphatic, blocked polyisocyanate
In combination with Bayhydrol® polyols in the formulation of water-thinnable, lightfast, one-component polyurethane stoving coatings. Also as an additive to improve the flexibility, impact strength and adhesion of conventional aqueous stoving systems.
Bayhydur® BL 2781 is a further development of Bayhydur® VP LS 2310.
In combination with Bayhydrol® polyols in the formulation of water-thinnable, lightfast, one-component polyurethane stoving coatings. Also as an additive to improve the flexibility, impact strength and adhesion of conventional aqueous stoving systems.
Bayhydur® BL 2781 is a further development of Bayhydur® VP LS 2310.
Storage Conditions
No data available
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 | g/cm3 | approx. 1.06 |
| Blocked NCO content, theoretical | % | approx. 3.5 | |
| Equivalent weight | approx. 1,200 | ||
| Appearance | yellowish to reddish, clear to cloudy |
Specifications
| Property Name | Test Method | Unit | Value |
|---|---|---|---|
| Viscosity at 23 °C, D = 10 s^-1 | DIN EN ISO 3219/A.3 | mPa*s | 800 - 9,000 |
| pH (10% solid content in demineralized water, 20°C) | DIN ISO 976 | 8.0 - 10.0 | |
| Non-volatile content (1 g/1 h/105 °C) | DIN EN ISO 3251 | % | 35.0 - 38.0 |
Downloads
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Technical Data Sheet
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Safety Data SheetNo direct download available, please visit www.productsafetyfirst.covestro.com
