Bayhydrol® U 2755/1

Bayhydrol U 2755/1 is an aqueous, hydroxyl-functional polyester-polyurethane dispersion, solvent-free. It can be used as a waterborne two-component polyurethane coatings in combination with water dispersible polyisocyanate.

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Material

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General Characterization

Bayhydrol U 2755/1 is an aqueous, hydroxyl-functional polyester-polyurethane dispersion, solvent-free.
It can be used as a waterborne two-component polyurethane coatings in combination with water dispersible polyisocyanate.

Storage Conditions

Bayhydrol U 2755/1 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 > 0º-30ºC.

Sampling

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Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
pH (1:4 in demineralizedwater) 7.5 - 8.5
Non-volatile content (1g/1h/125°C) % 34 - 36
Viscosity at 23°C mPa∙s < 1,000

Specifications

Property Name Test Method Unit Value
Mean particle size nm approx. 30
Hydroxyl content (on solid) % approx. 3

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

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