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US 2015/0344695 A1Published application
High wet fast disperse dye mixtures
AssigneeDyStar Colours Distribution GmbH
InventorsFANNY VERMANDEL, Adrian MURGATROYD, Clemens GRUND, Manfred HOPPE, Ulrich WEINGARTEN
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Abstract
This invention relates to disperse azo dye mixtures, which have Navy or Black colour and are AOX-free.
Claims28
-28. (canceled)
A dye mixture comprising
- at least one dye of formula (1)
- and
- at least one dye or group of dyes selected from the group consisting of a) to f):
- a) at least one dye of formula (2)
- b) at least two different dyes of formula (3)
- c) at least one dye of formula (3) and at least one dye of formula (4)
- d) at least two different dyes of formula (3) and at least one dye of formula (4),
- e) at least one dye of formula (5a)
- f) at least one dye of formula (5b)
- wherein independent from each other
- R1 is hydrogen, (C1-C4)-alkyl or halogen,
- R2 is hydrogen or (C1-C4)-alkyl,
- R3 to R6 is (C1-C4)-alkyl, (CH2)n—O—(C1-C4)-alkyl, (CH2)n—O—CO—(C1-C4)-alkyl, (CH2)n—COO—(C1-C4)-alkyl, (CH2)n-phenyl or (CH2)n—COO(CH2)m—CO—(C1-C4)-alkyl,
- X1 to X8 is hydrogen, halogen, nitro, cyano, SCN, carboxy or CO—NR2R3,
- Y1 is hydrogen, (C1-C4)-alkyl, substituted (C1-C4)-alkyl, (C2-C4)-alkenyl or (CH2)m-phenyl,
- Y2 is phenyl or (CH2)m-phenyl, both substituted by Y6,
- Y3 is hydrogen or (C1-C4)-alkyl,
- Y4 is (C1-C8)-alkyl or (CH2)m-phenyl,
- Y5 is hydrogen, (C1-C4)-alkyl or (C1-C4)-alkoxy,
- Y6 is hydrogen, nitro, cyano, carboxy, (C1-C4)-alkyl or (C1-C4)-alkoxy, and
- n and m is 1, 2, 3 or 4.
18 more elements
Dependencies are inferred from the claim text.