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 == | ||
Revision as of 11:42, 15 January 2014
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.)
Other Properties
Soluble in water.
| Composition | C10H6N4O2 |
|---|
Authority
- 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