Diazoaminols

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Diazoaminols

 

preparations for dyeing fabrics various colors; mixtures of diazoamino compounds and naphthols. Diazoaminols are a component of dyes used for designs printed on fabrics; when the cloth is treated with steam, the diazoamino compound splits to give a stabilizing amine and a diazonium salt; the latter reacts with the naphthol on the cloth to give an insoluble azo dye. The stabilizer is washed out with water.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.