Richa Dye Chem Industries

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Reactive dyes are basically used for dyeing cellulose fibers such as cotton and viscose, but they are more and more gaining importance for wool and polyamide. There is a wide range of reactive dyes is available and enables a large number of dyeing techniques to be used with it. In dyeing cellulose fibers with reactive dyes the following chemicals and auxiliaries are used:

  • Sodium carbonate, bicarbonate, and caustic soda
  • Sodium chloride and sulphate
  • Urea is added to the padding liquor in continuous processes
  • Sodium is to be added in the cold pad-batch method


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