Hempseed oil
Revision as of 12:23, 27 April 2013 by (username removed)
Description
A vegetable drying oil pressed from the seeds of the hemp plant, Cannabis sativa. Hempseed oil is similar in properties to seed oil poppy seed oil and has been used for paint media, varnishes, food, and soap in India, China, Hungary, Poland, Russia, and Japan. Hempseed oil contains approximately 10% saturated fatty acids, such as acid palmitic and acid stearic acids, with the remainder being unsaturated acids, such as acid linoleic, acid linolenic, and acid oleic. Hempseed oil tends to be greasy and wrinkles when dry.
Synonyms and Related Terms
"Cannabis sativa; hemp oil; huile de chanvre (Fr.); aceite de camo (Esp.); olio di canapa (It) "
Other Properties
Iodine value = 148-160; Acid number = 0.45; Saponification value = 190-193.
| Density | 0.923-0.927 |
|---|---|
| Refractive Index | 1.470-1.472 |
Hazards and Safety
Combustible.
Authority
- Encyclopedia Britannica, http://www.britannica.com Comment: "Hemp." Encyclopdia Britannica. 2004. Encyclopdia Britannica Premium Service. 14 Apr. 2004 .
- Richard S. Lewis, Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- R. J. Gettens, G.L. Stout, R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
- Ralph Mayer, Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- M. Doerner, M. Doerner, The Materials of the Artist, Harcourt, Brace & Co., 1934
- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000