Gas black

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A pure, amorphous Carbon black pigment produced by the incomplete combustion of natural gas or oil. The gaseous or liquid hydrocarbons are burned with an insufficient amount of oxygen and the soot is collected on a sheet of metal above the flame. Gas black is used as a pigment in rubber, plastics and inks.

Synonyms and Related Terms

CI 77266; negro de humo (Esp.); thermal black; channel black; carbon black; amorphous carbon; furnace black

Physical and Chemical Properties

Sub-micron, spherical black particles.

Resources and Citations

  • J.Winter, "The Characterization of Pigments Based on Carbon" Studies in Conservation, 28:49-66, 1983.
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Matt Roberts, Don Etherington, Bookbinding and the Conservation of Books: a Dictionary of Descriptive Terminology, U.S. Government Printing Office, Washington DC, 1982

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