Bermocoll® Prime 253A is a non-ionic, water soluble cellulose ether with enhanced enzymatic resistance and superior colour stability. It improves the consistency, the stability and the water retention of water based paints.
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Bermocoll Prime 253A (Cellulose ethers)
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Bermocoll Prime 253A (Cellulose ethers)
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Bermocoll Prime 253A (Cellulose ethers)
Brand
Bermocoll®
Chemical family
Cellulose ether
Regional availability
Asia Pacific, China
Chemical name
Ethyl hydroxyethyl cellulose
Applications
Bermocoll® Prime 253A can be used as a rheology modifier in all types of latex paints. Bermocoll® Prime 253A is recommended when high in-can as well as enhanced application viscosity is required. Bermocoll® Prime 253A offers enhanced colour and heat stability, and provides excellent colour acceptance even with colorants that are known to be problematic. Normal dosage is 0.2 - 0.7 % calculated on the total paint weight.Bermocoll® Prime 253A is easily dispersed in cold water of pH 7 or less. Bermocoll® Prime 253A can form lumps when added to an alkaline liquid. To avoid this, it should be added as a ready stock solution, as slurry in slight acid water or in an organic solvent, or as a dry mix with other powder materials.The dissolving time after dispersion is influenced by the water pH. Alkaline additives can be used to speed up the dissolving process.
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