Reactive Dyes — Usages & Key Factors
Usages:
• Reactive dyes are widely used in the textile printing industry for dyeing cotton, wool, nylon, silk, blended, and other fabrics.
• They offer a cost-efficient, simple dyeing process with versatile applications and vibrant shades.
• Common applications include semi-continuous and continuous dyeing, exhaust dyeing, direct printing, discharge printing, resist printing, and inkjet printing.
Fibers that can be dyed using reactive dyes:
– Cotton, rayon, flax, and other cellulosic fibers.
– Polyamide and wool fibers.
– Silk and acetate fibers.
Reactive Dye Factors:
• pH
• Temperature
• Electrolyte concentration
• Time for dyeing
• Liquid ratio
