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Bayhydrol® U 2757

Aliphatic, hydroxyfunctional polycarbonate ester-polyurethane dispersion, cosolvent-free. Binder for water-reducible 2K-PUR coatings, especially soft-touch and comfort coatings.

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About

Product Types

  • PU dispersion
  • PU dispersion - hydroxy-functional
  • Waterbased dispersion

Material

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

General Characterization

Aliphatic, hydroxyfunctional polycarbonate ester-polyurethane dispersion, cosolvent-free.
Binder for water-reducible 2K-PUR coatings, especially soft-touch and comfort coatings.

Storage Conditions

- Storage in original sealed Covestro container.

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Recommended storage temperature: 5 - 30 °C.

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Protect from frost , heat and foreign material.

General information: The product should be protected against frost.

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Property Name Test Method Unit Value
pH-value 1 : 4 in dem. water DIN ISO 976 7.2 - 8.2
Non-volatile content (1 g / 1 h / 125 °C) DIN EN ISO 3251 % 50.0 - 54.0
Viscosity at 23 °C,(D = approx. 40 s-1) DIN EN ISO 3219/A.3 mPa*s 300 - 1.500

Property Name Test Method Unit Value
Acid number DIN EN ISO 2114 mg KOH/g approx. 9
Density at 20 °C DIN EN ISO 2811 g/ml approx. 1.07
OH content % approx. 1
Minimum film forming temperature (MFT) DIN ISO 2115 °C < 0

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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