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US 2019/0338132 A1Published application
Blue and navy fibre reactive dye mixtures
AssigneeDyStar Colours Distribution GmbH
InventorsADRIAN MURGATROYD, Michael STING-ROSEN, Clemens GRUND, Bertram SEUTHE
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Abstract
Dye mixtures comprising dyes of formula (I) and (II) process for the production thereof and use of said mixtures.
Claims15
-14. (canceled)
A dye mixture comprising at least one dye of formula (Ia)
- wherein independent from each other
- X1 is Cl or F,
- R1 is methyl, ethyl or phenyl,
- n is 2 or 3,
- Z is —CH═CH2 or a —CH2—CH2-G radical
- wherein
- G is —Cl, —Br, —F, —OSO3M or —OPO3M2 and
- M is H, Na, K or Li
- and at least one dye of formula (II)
- wherein independent from each other
- Y1 is —SO2—Z or a group of formula (1)
- wherein independent from each other
- X2 is Cl or F,
- T1 is a group of formula
- wherein independent from each other
- R1 is defined above,
- R2 is H, methyl or ethyl,
- n is 2 or 3,
- R1, Z and M are defined above.
16 more elements
The dye mixture according to claim 24, wherein the amount of dye(s) of formula (Ia) is 65 to 35 wt % and the amount of dye(s) of formula (III) is 35 to 65 wt % of the total weight of dyes in the mixture.
Dependencies are inferred from the claim text.