Dyeing Mechanism of Direct Dyes | Working Procedure of Dyeing with Direct Dyes

Direct Dye:

Direct dyes are mainly applied on Cellulosic fibers. It is Anionic dyes, it is also called substantive dye. Direct dyes are one of the most versatile classes of dyestuff applicable to cellulose, wool, nylon fibres. Although direct dyes have deficiency in wet colorfastness but it exhibits a wide range of fastness properties as shown by their use in apparel, upholstery, lining and