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US 10,301,474 B2Granted
High wet fast disperse dyes and mixtures thereof
AssigneeDyStar Colours Distribution GmbH
InventorsAdrian Murgatroyd, Manfred Hoppe, Clemens Grund
Life of this patent
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Abstract
Dyes of formula (1) their production and their use are described.
Claims32
A dye of formula (I)
- wherein
- X is hydrogen and
- K is an aromatic or heteroaromatic coupling component with the proviso that K is not a naphthyl radical,
- and
- wherein the following dyes a) and b) are excluded:
- wherein
- X is hydrogen, R1 is C1 alkoxy, R2 is acylamino, and R3 and R4 are C2H4CN.
4 more elements
A dye of formula (III)
- wherein independent from each other
- X is hydrogen,
- R1 is hydrogen, methyl or methoxy,
- R5 is methyl or ethyl,
- R3 and R4 is hydrogen, C1-C2-alkyl, (CH2)-phenyl, CH2—CH═CH2, (CH2)2—O—(C1-C2)-alkyl, (CH2)2—O-phenyl, (CH2)2—O-benzyl, (CH2)2—O—(CH2)m—O—(C1-C2)-alkyl, (CH2)2—O—(CH2)m—O-phenyl, (CH2)2—O—(CH2)m—O-benzyl, (CH2)n—COO—(C1-C2)-alkyl, (CH2)n—COO-phenyl, (CH2)n—COO-benzyl, (CH2)n—CN, (CH2)n—COO(CH2)m—CO—(C1-C2)-alkyl, (CH2)n—COO(CH2)m—CO-phenyl, (CH2)n—COO(CH2)m—CO-benzyl, (CH2)n—O—CO—(C1-C2)-alkyl, (CH2)n—O—CO-phenyl, (CH2)n—O—CO-benzyl, COO—(CH2)n-2-furfuryl, COO—(CH2)n-2-dehydropyranyl, (CH2)m—O—(CH2)n-2-furfuryl, (CH2)m—O—(CH2)n-2-dehydropyranyl, CHR2—CH═CH2, CHR2—(CH2)p—O—(C1-C2)-alkyl, CHR2—(CH2)p—O-phenyl, CHR2—(CH2)p—O-benzyl, CHR2—(CH2)p—O—(CH2)m—O—(C1-C2)-alkyl, CHR2—(CH2)p—O—(CH2)m—O-phenyl, CHR2—(CH2)p—O—(CH2)m—O-benzyl, CHR2—(CH2)p—COO—(C1-C2)-alkyl, CHR2—(CH2)p—COO-phenyl, CHR2—(CH2)p—COO-benzyl, CHR2—(CH2)p—CN, CHR2—(CH2)p—COO(CH2)m—CO—(C1-C2)-alkyl, CHR2—(CH2)p—COO(CH2)m—CO-phenyl, CHR2—(CH2)p—COO(CH2)m—CO-benzyl, CHR2—(CH2)p—O—CO—(C1-C2)-alkyl, CHR2—(CH2)p—O—CO-phenyl or CHR2—(CH2)p—O—CO-benzyl,
- n is 1 or 2,
- m is 1 or 2 and
- p is 0 or 1.
5 more elements
A dye of formula (III)
- wherein independent from each other
- X is hydrogen,
- R1 is hydrogen, methyl or methoxy,
- R5 is methyl,
- R3 and R4 is hydrogen, C1-C2-alkyl, (CH2)-phenyl, CH2—CH═CH2, (CH2)2—O—(C1-C2)-alkyl, (CH2)2—O-phenyl, (CH2)2—O-benzyl, (CH2)2—O—(CH2)m—O—(C1-C2)-alkyl, (CH2)n—COO—(C1-C2)-alkyl, (CH2)n—COO-phenyl, (CH2)n—COO-benzyl, (CH2)n—CN, (CH2)n—COO(CH2)m—CO—(C1-C2)-alkyl, (CH2)n—COO(CH2)m—CO-phenyl, (CH2)n—O—CO—(C1-C2)-alkyl, (CH2)n—O—CO-phenyl, COO—(CH2)n-2-furfuryl, (CH2)m—O—(CH2)n-2-furfuryl, CHR2—(CH2)p—COO—(C1-C2)-alkyl, CHR2—(CH2)—O—(C1-C2)-alkyl, CHR2—(CH2)p—COO(CH2)p—CO—(C1-C2)-alkyl, CHR2—(CH2)p—COO(CH2)m—CO-phenyl, CHR2—(CH2)p—O—CO—(C1-C2)-alkyl or CHR2—(CH2)pO—CO-phenyl,
- n is 1 or 2,
- m is 1 or 2 and
- p is 0 or 1.
5 more elements
Dependencies are inferred from the claim text.