Difference between revisions of "Lime white"

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== Description ==
 
== Description ==
  
A fine, white pigment composed of [http://cameo.mfa.org/materials/fullrecord.asp?name=calcium%20hydroxide calcium hydroxide], and [http://cameo.mfa.org/materials/fullrecord.asp?name=calcium%20carbonate calcium carbonate]. Lime white is produced by the long-term slaking of lime in water or air to form a thick, white, alkaline paste. It was used for fresco painting because it hardens to form a cohesive film without the aid of a binder. Lime white reacts with proteins, such as [http://cameo.mfa.org/materials/fullrecord.asp?name=egg%20white egg white], or [http://cameo.mfa.org/materials/fullrecord.asp?name=casein casein], to produce a tough, insoluble film.
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A fine, white pigment composed of [[calcium hydroxide]], and [[calcium carbonate]]. Lime white is produced by the long-term slaking of lime in water or air to form a thick, white, alkaline paste. It was used for fresco painting because it hardens to form a cohesive film without the aid of a binder. Lime white reacts with proteins, such as [[egg white]], or [[casein]], to produce a tough, insoluble film.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
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° R. Gettens, E. West Fitzhugh, R.Feller, "Calcium Carbonate Whites", ''Artists Pigments'', Vol. 2., A. Roy ed. Oxford University Press, Oxford, 1993.
 
° R. Gettens, E. West Fitzhugh, R.Feller, "Calcium Carbonate Whites", ''Artists Pigments'', Vol. 2., A. Roy ed. Oxford University Press, Oxford, 1993.
  
== Authority ==
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== Sources Checked for Data in Record ==
  
 
* 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

Revision as of 07:30, 1 May 2016

Description

A fine, white pigment composed of Calcium hydroxide, and Calcium carbonate. Lime white is produced by the long-term slaking of lime in water or air to form a thick, white, alkaline paste. It was used for fresco painting because it hardens to form a cohesive film without the aid of a binder. Lime white reacts with proteins, such as Egg white, or Casein, to produce a tough, insoluble film.

Synonyms and Related Terms

St. John's white; bianco sangiovanni (It.)

Additional Information

° R. Gettens, E. West Fitzhugh, R.Feller, "Calcium Carbonate Whites", Artists Pigments, Vol. 2., A. Roy ed. Oxford University Press, Oxford, 1993.

Sources Checked for Data in Record

  • R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
  • Artists' Pigments: A Handbook of their History and Characteristics, Ashok Roy (ed.), National Gallery of Art, Washington DC, Vol. 2, 1993 Comment: page 206

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