Azo dye mixtures
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United States of America Patent
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Apr 22, 2003
Grant Date -
N/A
app pub date -
Sep 18, 2000
filing date -
Sep 20, 1999
priority date (Note) -
Expired
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Abstract
The present invention relates to a dye mixture comprising as component (A) at least one dye of formula ##STR1## as component (B) at least one dye of formula ##STR2## wherein the substituents R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are as defined in claim 1, and to the use of that mixture in the dyeing or printing of semi-synthetic or synthetic hydrophobic fiber materials.
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