Fibre reactive scarlet azo dyes
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United States of America Patent
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Sep 20, 2005
Grant Date -
Jul 15, 2004
app pub date -
May 4, 2002
filing date -
May 11, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention refers to dyestoffs of the formula I wherein Ar is a group of the formula II or of the formula III, D is a group of the formula IV, or of the formula V wherein the variables are defined as given in claim 1, processes for their preparation and their use for dyeing and printing hydroxy- and/or carboxamido-containing fiber materials. ##STR1##
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