Exhaust dyeing of cellulosic substrates with reactive dyes controlled simultaneous addition of salt and alkali
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United States of America Patent
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Feb 24, 1987
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N/A
app pub date -
May 24, 1985
filing date -
Jun 1, 1984
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Expired
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Abstract
The invention provides a process for the exhaust dyeing with a reactive dyestuff of a textile material comprising cellulosic fibres, which process comprises the step of adding to the dyebath containing the reactive dyestuff, simultaneously the salt and the alkali in specified quantities metered per unit time so as to give a substantially linear exhaustion of the dyebath.
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