摘要:
A dye mixture, comprising at least one blue dyeing dye of the formula (1), wherein Q1 represents a bivalent radical of formula (4a), (4b) or (4c), wherein X1 denotes chlorine or fluorine, R1 is hydrogen or C1-C8 alkyl, R2 is hydrogen, C1-C8alkyl, C1-C4alkoxy or sulfo, Y1 is vinyl or a radical —CH2—CH2—U and U is a leaving group removable under alkaline conditions, R3 is hydrogen or C1-C8alkyl that is unsubstituted or substituted by hydroxy, sulfo, sulfato, cyano, carboxy, C1-C4alkoxy or phenyl, r and s are each independently of the other the number 0 or 1, and t is the number 0, 1 or 2, and the sum of r, s and t is 2 or 3 and at least one yellow or red dyeing reactive dye is suitable especially for the dichromatic or trichromatic dyeing or printing of natural or synthetic polyamide fibre materials and yield dyeings or prints having good reproducibility and good all-round fastness properties.
摘要:
Dye mixtures, comprising at least one red dyeing dye of the formula (1) and at least one blue, yellow, orange or brown dyeing dye from the group of the formulae (2), (3), (4), (5) and (6), wherein B is an aliphatic bridging member, R1, R3 and R8 are each independently of the others hydrogen or C1-C4alkyl, R2, R4, R5, R9, R11, R12, R13, R14, R15 and R16 are each independently of the others hydrogen, C1-C4alkyl, C1-C4alkoxy or sulfo, R6 and R10 are each independently of the other amino or C1-C4alkyl, (R7)j denotes j identical or different substituents selected from the group C2-C4alkanoylamino, ureido, C1-C4alkyl and C1-C4alkoxy, (R17)i denotes i identical or different substituents selected from the group C2-C4alkanoylamino, ureido, sulfo, C1-C4alkyl and C1-C4alkoxy, X1, X2, X3, X4, X5 and X6 are each independently of the others halogen, 3-carboxypyridin-1-yl or 3-carbamoylpyridin-1-yl, Z1, Z2 and Z3 are each independently of the others a fibre-reactive group of the formula —SO2—Y8, (7a) or —NH—CO—(CH2)2-3—SO2—Y9 (7b), Y1, Y2, Y3, Y4, Y5, Y6, Y7, Y8 and Y9 are each independently of the others vinyl or a radical —CH2—CH2—U and U is a group removable under alkaline conditions, i, j, k and l are each independently of the other the number 0, 1 or 2, m is the number 1 or 2, n and u are each independently of the other the number 1, 2 or 3, p and q are each independently of the other the number 0 or 1, r and s are each independently of the other the number 0 or 1, and t is the number 0, 1 or 2, and the sum of r, s and t is 2 or 3 are suitable especially for the dichromatic or trichromatic dyeing or printing of cellulosic fibre materials and yield dyeings or prints having good reproducibility and good all-round fastness properties.
摘要:
The present invention discloses a reactive yellow dye composition comprising component (A) and component (B). The component (A) is a reactive azo dye represented by the following formula (I) or formula (II), The component (B) is a reactive azo dye represented by the following formula (III), wherein the substituents of the formulas (I), (II) and (III) are defined the same as in the specification. Moreover, the reactive yellow dye composition of the present invention has excellent build-up, wash-off and light fastness and can be applied with dyestuffs in other colors.
摘要:
Provided is a fiber-reactive dye mixture, comprising (i) one or more reactive dyes represented by Formula 1, and (ii) one or more reactive dyes represented by Formula 2: and a dyeing method using the same. The dye mixture of the present invention exhibits superior adsorptivity and fixability when dyeing a fiber material containing nitrogen or hydroxyl group, particularly a cellulose fiber material, and particularly very high light fastness and wet fastness, and thus provides a variety of balanced physical properties which are required in dyeing.
摘要:
Reactive dye mixtures consisting of one or more dyes of the hereinbelow indicated and defined general formula (I), and one or more monoazo dyes of the general formulae (15) to (16), each in an amount of 0-10% by weight, and one or more dyes of the hereinbelow indicated and defined general formulae (Ga)-(Gf) where D1, D2, D3, D4, D5, D6, D7, R*, R**, R31, R32, R33, R34, R35, R36, R37, R38, R39, Z, Z3 m, n and M are each as defined in claim 1, the dyes of the general formulae (I) and (Ga)-(Gf) containing at least one fiber-reactive group of the formula —SO2—Z or —Z2, their preparation and their use for dyeing hydroxyl- and/or carboxamido-containing fiber material.
摘要:
Deep black-dyeing dye mixtures comprising a disazo dye conforming to the general formula (1), 1 and one or more disazo dyes conforming to the general formula (2), 2 wherein the amide group is in the 6, 7, or 8 position relative to the hydroxy group and wherein: M, n, W, R1, R2, R3, R4, R5, R11, L1, L2, L3 are as defined in claim 1 methods for their preparation and use thereof for dyeing hydroxyl- and/or carboxamido-containing fiber material.
摘要:
The present invention describes a dye mixture containing at least one dyestuff of the general formula 1 and one or more reactive dyes of the general formula (II), 2 wherein D1, D2, D21, R21, Z21, M and n are defined in the specification, a process for its preparation and its use for dyeing and printing hydroxyl- and/or carboxamido-containing material.
摘要:
The present invention comprises a dye mixture comprising one or more, such as one, two or three, disazo dyes conforming to the general formula (1), one or more, such as one, two or three, dyes.
摘要:
A black dye composition comprising (a) a black reactive dye of the formula (I); ##STR1## (b) at least a black or blue reactive dye with a good fastness of oxidative bleach and wash fastness; and (c) at least a red, orange or yellow reactive azo dye. The black dye composition of present invention can be widely applied to dyeing a greater range of spinning and weaving products that contain hydroxyl group or amide group.
摘要:
Reactive dyestuffs which, as the free acid, have the following formula ##STR1## in which K is ##STR2## the bonding to the triazinyl radical taking place in each case via the amino function of K, and the remaining substituents have the meaning given in the description, are suitable in particular for the dyeing and printing of natural and synthetic OH- and/or amido-containing materials.