Use of an oxidizing system comprising a macrocyclic metal complex and an oxidizing agent for removing excess, unfixed dye from dyed, textile materials
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United States of America Patent
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Issued Date -
Nov 18, 2004
app pub date -
Mar 18, 2004
filing date -
Mar 18, 2003
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Abandoned
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Abstract
The use of an oxidizing system comprising a macrocyclic metal complex and an oxidizing agent removes excess, unfixed dye from dyed, textile materials after dyeing without the actual dyeing of the textile material being attacked. The oxidizing system is preferably used in at least one of the post-dyeing rinse steps.
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