Dinitroaniline orange

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An azo-type organic colorant prepared by combining beta naphthol with 2,4-dinitroaniline. Dinitroaniline orange was first patented in 1909. It has good resistance to fading but may darken with time. Dinitroaniline orange is used for textile printing, architectural paints, plastic, printing inks and some artists' paints.

Other Properties

Resistant to alkalis.

Hazards and Safety

May bleed in paint solvents.

Additional Information

B.Berrie, S.Q.Lomax, "Azo Pigments: Their History, Synthesis, Properties and Use in Artists' Materials" in Studies in the History of Art, No.57, National Gallery of Art, Washington DC, 1997.

Sources Checked for Data in Record

  • Guy Weismantel, Paint Handbook, McGraw-Hill Book Company, New York, 1981

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