Difference between revisions of "Canary dextrin"
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== Description == | == Description == | ||
| − | An impure form of [ | + | An impure form of [[dextrin]]. Canary dextrin is made by hydrolyzing [[starch]] at high temperatures (100-140C) for a long time in the presence of a small amount of acid. It is a light brown to yellow powder that is soluble in cold water. Canary, or yellow, dextrin forms a low viscosity solution that is typically prepared in concentrations of 50-60%. While not suitable as an artists material, yellow dextrin is commonly used as a water soluble adhesive on envelopes and postage stamps. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Revision as of 12:08, 12 January 2014
Description
An impure form of Dextrin. Canary dextrin is made by hydrolyzing Starch at high temperatures (100-140C) for a long time in the presence of a small amount of acid. It is a light brown to yellow powder that is soluble in cold water. Canary, or yellow, dextrin forms a low viscosity solution that is typically prepared in concentrations of 50-60%. While not suitable as an artists material, yellow dextrin is commonly used as a water soluble adhesive on envelopes and postage stamps.
Synonyms and Related Terms
yellow dextrin; dextrina amarilla (Esp.); dextrina canaria (Esp.)
Authority
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)