PROCESS FOR DYEING TEXTILE MATERIAL OF MIXTURES OF POLYESTER AND CELLULOSE FIBERS

摘要

Textile materials consisting of mixtures of polyester and cellulose fibers are dyed equal shades by (a) impregnation with an alkaline solution containing a coupling component, and wetting or dispersing agents, (b) drying the material, (c) impregnation with an acid solution containing a diazotized aromatic or heterocyclic amine and a disperse dye, (d) drying the material and (e) subjecting it to a heat treatment.