Bayhydrol® UH 2891

Bayhydrol® UH 2891 is an anionic aliphatic-polyester polyurethane dispersion that can be used in the formulation of elastomeric coatings.

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Product Types

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Material

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General Characterization

Bayhydrol® UH 2891 is an anionic aliphatic-polyester polyurethane dispersion that can be used in the formulation of elastomeric coatings.

Storage Conditions

-Stored in original, sealed Covestro container
-Recommended storage temperature: 5° - 30° C (41° - 86° F)
-Protect from freezing, excessive heat and foreign material
-General information: This product can not be used if it has been frozen. The container must be closed tightly to prevent the evaporation of water which may result in the formation of a non-redispersable film. Brief heating to 50° C has not shown adverse effects on the properties of this product.

Sampling

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Packaging Type

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Technical Properties & Datasheets

Characteristics

Property Name Test Method Unit Value
Non-volatile content (1 g / 1h / 125°C) % 40 ± 1
pH 7.0 ± 1
pH 7.0 ± 1
Flow time @ 23°C4 mm cup s 10 - 50
Flow time @ 23°C4 mm cup s 10 - 50
Non-volatile content (1 g / 1h / 125°C) % 40 ± 1

Specifications

Property Name Test Method Unit Value
Density @ 23° C g/cm^3 approx. 1.1
Density @ 23° C g/cm^3 approx. 1.1

Downloads

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

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