Difference between revisions of "Iodine number"
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== Description == | == Description == | ||
− | A measure of the degree of unsaturation of a [ | + | A measure of the degree of unsaturation of a [[fat]] or [[oil]]. The iodine number is the number of grams of [[iodine]] absorbed by 100 grams of a fat or oil. A drying oil will have a high iodine number, such as 120, thus indicating a high degree of unsaturation. Materials with low iodine numbers, such as a [[wax]] or [[nondrying oil]], will not oxidize rapidly. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == |
Revision as of 09:27, 21 January 2014
Description
A measure of the degree of unsaturation of a Fat or Oil. The iodine number is the number of grams of Iodine absorbed by 100 grams of a fat or oil. A drying oil will have a high iodine number, such as 120, thus indicating a high degree of unsaturation. Materials with low iodine numbers, such as a Wax or Nondrying oil, will not oxidize rapidly.
Synonyms and Related Terms
Jodzahl (Deut.); iodine value
Authority
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)