HDI Manufacturer | HDI Factory | High Quality HDI Products – chemhdi.com Knowledge Covestro Bayhydrol A 2846 Waterborne acrylate dispersion Recommended for wood coatings

Covestro Bayhydrol A 2846 Waterborne acrylate dispersion Recommended for wood coatings

Features

Self-crosslinking hydroxyacrylate dispersion. Binder for the preparation of waterborne one- and two-component primers and topcoats.

Supply Form About 40% in water, neutralized with amine

Features Data

Features Number Units of measure Method
Non-volatile component content
(1g/1h/125°C, convection oven)
about 40 % DIN EN ISO 3251
Viscosity, 23°C (D about 40 s-1) about 50 mPa.s DIN EN ISO 3219/A.3
pH
(1 : 3 diluted in deionized water)
about 7 DIN ISO 976

Other Data

Features value unit of measure method
density,20℃ about 1.1 g/ml DIN EN ISO 2811-2
Hydroxyl content (solvent free, calculated value) about 1.5 %

Features /app  

Bayhydrol® A 2846 XP is a self-crosslinking hydroxyl functional polyacrylate dispersion Body, developed for the preparation of one-component and two-component clears and surfaces as well as pigmented basecoats and pigmented topcoats. Coatings based on Bayhydrol® A 2846 XP have good chemical resistance, high film hardness, good early sandability and rapid pressure tack resistance. The chemical resistance of Bayhydrol® A 2846 XP can be improved by adding anionic hydrophilically modified polyisocyanates, such as Bayhydur® XP 2655. Bayhydrol® A 2846 XP can be formulated with polyurethane dispersions and other acrylic dispersions after testing for compatibility with specific products. Bayhydrol® A 2846 XP is especially recommended for wood coatings.

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– Store in sealed original Bayer MaterialScience containers.
– Recommended storage temperature: >0-30 ℃
– Protect from freezing, heat and foreign substances.
General information: This product is sensitive to freezing. Prolonged freezing will severely damage the product and cannot be restored. Prolonged storage at elevated temperatures will result in a decrease in viscosity and/or an increase in average particle size, possibly resulting in precipitation or condensation. Contamination with certain bacteria, molds or algae can render the product unusable.

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Bayer MaterialScience declares that the product is stored in full compliance with the above “Storage” clause Where required and properly handled, the product complies with the specifications or characteristic values ​​stated in the above clause “Specifications or characteristic values” (as applicable) within 6 months from the date of shipment stated on the transport document. The fact that a product exceeds the aforementioned 6-month period does not mean that it no longer complies with the values ​​set forth in the specifications or characteristic values. However, Bayer MaterialScience recommends that products older than 6 months from the date of shipment be tested before use to verify that they still conform to the stated values ​​in the specification or characteristic values. Bayer MaterialScience makes no promises and accepts no responsibility or liability for failure to conform to specifications or values ​​set forth in Characteristic Values ​​for products older than 6 months from the date of shipment.

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