Difference between revisions of "Safflower oil"

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== Description ==
 
== Description ==
  
A pale yellow semidrying oil expressed from the seeds of the safflower plant, ''Carthamus tinctorius'', originally found in Egypt and India. Safflower plants were later cultivated in Europe. Safflower oil contains the following fatty acids: [http://cameo.mfa.org/materials/fullrecord.asp?name=linoleic acid linoleic] (76- 78%), [http://cameo.mfa.org/materials/fullrecord.asp?name=oleic acid oleic] (12-14%), [http://cameo.mfa.org/materials/fullrecord.asp?name=palmitic acid palmitic] (6-7%), [http://cameo.mfa.org/materials/fullrecord.asp?name=stearic acid stearic] (2-3%), and almost no [http://cameo.mfa.org/materials/fullrecord.asp?name=linolenic acid linolenic] (Serpico and White 2000). It does not yellow as it dries and has been used occasionally as a substitute for [http://cameo.mfa.org/materials/fullrecord.asp?name=linseed oil linseed oil] in white artist paints. Safflower oil is also used as a modifier in [http://cameo.mfa.org/materials/fullrecord.asp?name=alkyd resin alkyd resins], paints, and varnishes.
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A pale yellow semidrying oil expressed from the seeds of the safflower plant, ''Carthamus tinctorius'', originally found in Egypt and India. Safflower plants were later cultivated in Europe. Safflower oil contains the following fatty acids: [http://cameo.mfa.org/materials/fullrecord.asp?name=linoleic%20acid linoleic] (76- 78%), [http://cameo.mfa.org/materials/fullrecord.asp?name=oleic%20acid oleic] (12-14%), [http://cameo.mfa.org/materials/fullrecord.asp?name=palmitic%20acid palmitic] (6-7%), [http://cameo.mfa.org/materials/fullrecord.asp?name=stearic%20acid stearic] (2-3%), and almost no [http://cameo.mfa.org/materials/fullrecord.asp?name=linolenic%20acid linolenic] (Serpico and White 2000). It does not yellow as it dries and has been used occasionally as a substitute for [http://cameo.mfa.org/materials/fullrecord.asp?name=linseed%20oil linseed oil] in white artist paints. Safflower oil is also used as a modifier in [http://cameo.mfa.org/materials/fullrecord.asp?name=alkyd%20resin alkyd resins], paints, and varnishes.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
''Carthamus tinctorius''; aceite de crtamo (Esp.); huile de carthame (Fr.); olio di cartamo (It); cnecos, roghan; Afridi wax
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''Carthamus tinctorius''; aceite de cártamo (Esp.); huile de carthame (Fr.); olio di cartamo (It); cnecos, roghan; Afridi wax
  
 
== Other Properties ==
 
== Other Properties ==
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== Authority ==
 
== Authority ==
  
* R. J. Gettens, G.L. Stout, R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966
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* R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966
  
* G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 825
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* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 825
  
* Reed Kay, Reed Kay, ''The Painter's Guide To Studio Methods and Materials'', Prentice-Hall, Inc., Englewood Cliffs, NJ, 1983
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* Reed Kay, ''The Painter's Guide To Studio Methods and Materials'', Prentice-Hall, Inc., Englewood Cliffs, NJ, 1983
  
* Ralph Mayer, Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing)
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* Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing)
  
* Richard S. Lewis, Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
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* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
  
 
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 8465
 
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 8465
  
* ''Encyclopedia Britannica'', http://www.britannica.com  Comment: "safflower." Encyclopdia Britannica. 2005. Encyclopdia Britannica Premium Service  7 Apr. 2005 .
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* ''Encyclopedia Britannica'', http://www.britannica.com  Comment: "safflower." Encyclopædia Britannica. 2005. Encyclopædia Britannica Premium Service  7 Apr. 2005 .
  
* Guy Weismantel, Guy Weismantel, ''Paint Handbook'', McGraw-Hill Book Company, New York, 1981
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* Guy Weismantel, ''Paint Handbook'', McGraw-Hill Book Company, New York, 1981
  
* Thomas J.S. Learner, Thomas J.S. Learner, ''Analysis of Modern Paints'', Getty Conservation Institute, Los Angeles, 2004  Comment: Gives average fatty acid content as: linoleic (70%), oleic (17%), linolenic (2%), palmitic (8%), and stearic acid (3%)
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* Thomas J.S. Learner, ''Analysis of Modern Paints'', Getty Conservation Institute, Los Angeles, 2004  Comment: Gives average fatty acid content as: linoleic (70%), oleic (17%), linolenic (2%), palmitic (8%), and stearic acid (3%)
  
  
  
 
[[Category:Materials database]]
 
[[Category:Materials database]]

Revision as of 07:47, 24 July 2013

Description

A pale yellow semidrying oil expressed from the seeds of the safflower plant, Carthamus tinctorius, originally found in Egypt and India. Safflower plants were later cultivated in Europe. Safflower oil contains the following fatty acids: linoleic (76- 78%), oleic (12-14%), palmitic (6-7%), stearic (2-3%), and almost no linolenic (Serpico and White 2000). It does not yellow as it dries and has been used occasionally as a substitute for linseed oil in white artist paints. Safflower oil is also used as a modifier in alkyd resins, paints, and varnishes.

Synonyms and Related Terms

Carthamus tinctorius; aceite de cártamo (Esp.); huile de carthame (Fr.); olio di cartamo (It); cnecos, roghan; Afridi wax

Other Properties

Iodine number 130-152; Acid number = 0.6-1.5; Saponification number = 186-193

Density 0.923-0.927
Refractive Index 1.4740-1.4745

Additional Information

M.Serpico, R.White, "Oil, fat and wax" in Ancient Egyptian Materials and Technology, P.Nicholson, I.Shaw (eds.), Cambridge University Press, 2000, p. 390-429.

Authority

  • 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 Comment: p. 825
  • Reed Kay, The Painter's Guide To Studio Methods and Materials, Prentice-Hall, Inc., Englewood Cliffs, NJ, 1983
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8465
  • Encyclopedia Britannica, http://www.britannica.com Comment: "safflower." Encyclopædia Britannica. 2005. Encyclopædia Britannica Premium Service 7 Apr. 2005 .
  • Guy Weismantel, Paint Handbook, McGraw-Hill Book Company, New York, 1981
  • Thomas J.S. Learner, Analysis of Modern Paints, Getty Conservation Institute, Los Angeles, 2004 Comment: Gives average fatty acid content as: linoleic (70%), oleic (17%), linolenic (2%), palmitic (8%), and stearic acid (3%)

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