Tuesday, December 4, 2012
Stages/Steps Involved in Reactive Dyeing
Steps Involved in Reactive Dyeing: Three basic steps involves in reactive dyeing are as follows:
Exhaustion of the dye from an aqueous bath containing common salt or Gluber’s salt normally under neutral condition (PH – 7).
Addition of an alkali to promote to further dye uptake and chemical reaction of absorbed dye with the fiber.
Dyed material is then rinsed and soaped to remove electrolyte,
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