• Coatings, paints & inks

Bayhydrol® UH 2305

Aliphatic, anionic/non-ionic polyester-polyurethane dispersion.Shear-stable combination binder used in the formulation of flexible two-component polyurethane top coats, e.g. soft-feel systems.

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Product Types

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


Coatings, paints & inks
Solvent-free, Flexible, Elastic, Waterborne

General Characterization

Aliphatic, anionic/non-ionic polyester-polyurethane dispersion.
Shear-stable combination binder used in the formulation of flexible two-component polyurethane top coats with pleasant handle, e.g. soft-feel systems.

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.
If the containers are not sealed properly, the water will evaporate to form a non-redispersible film.
Contamination with certain bacteria, fungi or algae may render the product unusable.The product must be stirred thoroughly before use.


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Packaging Type

No data available

Technical Properties & Datasheets


Property Name Test Method Unit Value
Minimum film forming temperature (MFT) DIN ISO 2115 °C < 0
Density at 20 °C DIN EN ISO 2811-2 g/ml approx. 1.1
Mean particle size photon correlation spectroscopy approx. 200


Property Name Test Method Unit Value
Non-volatile content (1 g / 1 h / 125 °C) DIN EN ISO 3251 % 48 - 52
Viscosity at 23 °C, spindle L 3 / 30 rpm DIN EN ISO2555 mPa∙s < 2,000
pH DIN ISO 976 6.5 - 8.5


Technical Data Sheet
Safety Data Sheet
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