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  • Coatings

Bayhydrol® UH 2648

Aliphatic, anionic polyurethane dispersion containing polycarbonate. Binder for the formulation of water-thinnable 1K and 2K coatings for different substrates, especially plastic substrates.

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About

Product Types

  • Non-reactive system
  • PU dispersion
  • PU dispersion - high molecular
  • Waterbased dispersion
  • Polyurethane

Material

Coatings
Easy mixing, Low viscous, Solvent-free, Waterborne, Flexible, Elastic

General Characterization

Aliphatic, anionic polyurethane dispersion containing polycarbonate.
Binder for the formulation of water-thinnable 1K and 2K coatings for different substrates, especially plastic substrates. Well suited for metallic coating systems, fillers and top coats.

Storage Conditions

- Storage in original sealed Covestro containers.

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Recommended storage temperature: > 0 - 40 °C.

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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) DIN EN ISO 3251 % 34 - 36
Efflux time at 23 °C, 4 mm cup AFAM 2008/10503 s 12 - 60
pH 1 : 2,5 in demin. water DIN ISO 976 7 - 9

Property Name Test Method Unit Value
Minimum film forming temperature(MFT) DIN ISO 2115 °C < 5
Mean particle size photon correlation spectroscopy nm 20 - 80
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.04

Downloads

Technical Data Sheet
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Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com
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