Disperse dyestuff mixtures
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United States of America Patent
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Jun 8, 1999
Grant Date -
N/A
app pub date -
Aug 27, 1997
filing date -
Sep 9, 1996
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Abstract
Disperse Dyestuff Mixtures comprising C.I. Disperse Red 82 of the formula (I) ##STR1## and one or more dyestuffs which differ therefrom, of the formula (II) ##STR2## wherein D denotes the radical of a diazo component of the formula ##STR3## or D denotes the radical of a diazo component from the group consisting of 5,6-dichlorobenzothiazol-2-yl, 6,7-dichlorobenzothiazol-2-yl, 6-nitro-benzothiazol-2-yl or 5-nitrothiazol-2-yl, and the other substituents have the meaning given in the description, are stable to spray-drying and have outstanding use properties, in particular in the dyeing of hydrophobic fiber materials.
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