Difference between revisions of "Borax casein"
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== Description == | == Description == | ||
| − | A type of [ | + | A type of [[casein paint]] that is hydrolyzed using [[borax]]. Borax-casein is prepared by soaking [[casein]] powder in water with commercial borax. Borax produces a stable emulsion that is slightly alkaline. Borax casein has a lower pH (7.0-7.8) than [[lime casein]] (9.0-9.9), and [[ammonium casein]] (8.0-9.0). A preservative, such as [[phenol]] or [[4-chloro-3-methylphenol|p-chloro metacresol]], is often used to eliminate biological growth in the solution. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 08:55, 9 January 2014
Description
A type of Casein paint that is hydrolyzed using Borax. Borax-casein is prepared by soaking Casein powder in water with commercial borax. Borax produces a stable emulsion that is slightly alkaline. Borax casein has a lower pH (7.0-7.8) than Lime casein (9.0-9.9), and Ammonium casein (8.0-9.0). A preservative, such as Phenol or p-chloro metacresol, is often used to eliminate biological growth in the solution.
Synonyms and Related Terms
borax-casein; borace caseina (It.)
Additional Information
K.Wehlte, The Materials and Techniques of Painting, Van Nostrand Reinhold Co., New York, 1975.
Authority
- Kurt Wehlte, The Materials and Techniques of Painting, Van Nostrand Reinhold Co., New York, 1975