Difference between revisions of "Flavine"
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== Description == | == Description == | ||
| − | A natural yellow organic colorant that, in addition to [ | + | A natural yellow organic colorant that, in addition to [[quercitron]], is obtained from oak bark. Pure flavine produces a vivid yellow on wool when mordanted with alum and tin. Flavine naturally mixed with quercitron from oak extracts produces a wider range of colors from a greenish yellow to orange to a dark green. Flavine, used both as a dye and lake pigment, is not lightfast. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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flavine lake; flavina (Esp.) | flavine lake; flavina (Esp.) | ||
| − | == | + | == Physical and Chemical Properties == |
| − | Soluble in water. | + | * Soluble in water. |
| + | * Composition = C10H6N4O2 | ||
| − | + | == Resources and Citations == | |
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* R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966 | * R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966 | ||
Latest revision as of 09:41, 27 October 2020
Description
A natural yellow organic colorant that, in addition to Quercitron, is obtained from oak bark. Pure flavine produces a vivid yellow on wool when mordanted with alum and tin. Flavine naturally mixed with quercitron from oak extracts produces a wider range of colors from a greenish yellow to orange to a dark green. Flavine, used both as a dye and lake pigment, is not lightfast.
Synonyms and Related Terms
flavine lake; flavina (Esp.)
Physical and Chemical Properties
- Soluble in water.
- Composition = C10H6N4O2
Resources and Citations
- R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- John and Margaret Cannon, Dye Plants and Dyeing, Herbert Press, London, 1994
- F. Crace-Calvert, Dyeing and Calico Printing, Palmer & Howe, London, 1876
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998