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US 4,916,769 AGranted
Disperse mono-azo dye mixture for dyeing synthetic textiles
AssigneeImperial Chemical Industries PLC
InventorsDavid Brierley, Leslie A. Mather, Barry H. Meyrick
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Abstract
A disperse dye mixture comprising from 85 to 95% by weight of a dye of the formula: ##STR1## and from 15 to 5% by weight of a dye of the formula: ##STR2## wherein R represents --OH or --OCOR.sup.4 wherein R.sup.4 represents C.sub.1-4 -alkyl or C.sub.1-4 alkoxy; each of R.sup.1 and R.sup.2, independently, represents hydrogen, halogen, C.sub.1-4 -alkyl or C.sub.1-4 -alkoxy; and R.sup.3 represents hydrogen, halogen or nitro.
Claims13
A disperse dye mixture comprising from 85 to 95% by weight of a dye of the formula:
- ##STR11## and from 15 to 5% by weight of a dye of the formula:
- ##STR12## wherein R represents --OH or --OCOR.sup.4 wherein R.sup.4 represents C.sub.1-4 -alkyl or C.sub.1-4 -alkoxy;
- each of R.sup.1 and R.sup.2, independently, represents hydrogen, halogen, C.sub.1-4 -alkyl or C.sub.1-4 -alkoxy;
- and
- R.sup.3 represents hydrogen, halogen or nitro.
2 more elements
Dependencies are inferred from the claim text.