Thioindigo red

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    • Note - record in progress --Not all information may be accurate

Description

A synthetic red colorant that is typically used to dye polyester. Thioindigo colorants were first developed in 1905 by Friedlander. It was used in artist paints in 1907. A variety of colora can be acchieved ranging from blue (like indigo) to deep violet and bright redThioindigo is a sulfur dye with good lightfastness and washfastness.

Synonyms and Related Terms

Pigment Red 88; CI 73312 ?? CI 73300; Vat Red 41

Risks

  • Kremer Pigmente: SDS

Physical and Chemical Properties

ASTM (1999) lightfastness = II (very good)

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 284
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Monona Rossol, The Artist's Complete Health and Safety Guide, Allworth Press, New York, 1994
  • Website: www.straw.com/sig/dyehist
  • Website: www.handprint.com - PR88..ASTM (1999) rates its lightfastness in watercolors as very good (II)