Method of dyeing or printing textile fibre materials using reactive dyes
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United States of America Patent
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Jun 30, 2009
Grant Date -
Jun 14, 2007
app pub date -
Nov 1, 2004
filing date -
Nov 11, 2003
priority date (Note) -
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Abstract
A method of dyeing or printing textile fiber materials, which comprises bringing the fiber material into contact with (a) at least one reactive dye containing at least one anionic group, (b) at least one compound which reduces the ionic character of the anionic group, and (c) at least one nucleophilic compound, yields dyeings or prints having deep hues and very good fastness properties.
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