Ciba Specialty Chemicals Corporation

Ciba-geigy Corporation

Huntsman International LLC

Giba Specialty Chemicals Corporation

Huntsman Advanced Materials LLC

Herbert Klier

Athanassios Tzikas

Hans Reichert

Edmond Ruhlmann

Georg Roentgen

Rolf Deitz

Urs Lehmann

Bernhard Muller

Bernhard M Uller

Reactive dyes of the formula (1) wherein B is an aliphatic bridging member, G is a sulfo naphthalene group or a sulfo benzene group of the formula (2a) or a pyridone radical of the formula (2b), R, R, Rand Rare each independently of the others hydrogen or unsubstituted or substituted C-Calkyl, (R)denotes h identical or different substituents selected from the group sulfo, C-Calkyl and C-Calkoxy, Ris hydrogen, sulfo, halogen, carboxy, C-Calkyl, C-Calkoxy or a fiber-reactive group Zof the formula &#x2014;SO&#x2014;Y (3a), &#x2014;NH&#x2014;CO&#x2014;(CH)&#x2014;SO&#x2014;Y (3b), &#x2014;CONH&#x2014;(CH)&#x2014;SO&#x2014;Y (3c), &#x2014;NH&#x2014;CO&#x2014;CH(Hal)-CH-Hal (3d) or &#x2014;NH&#x2014;CO&#x2014;C(Hal)=CH(3e), Ris amino, C-Calkyl or a fiber-reactive group Zof the formula &#x2014;NH&#x2014;(CH)&#x2014;SO&#x2014;Y (3a), (R)denotes j identical or different substituents selected from the group sulfo, C-Calkanoylamino, ureido, C-Calkyl and C-Calkoxy, Ris hydrogen, C-Calkyl or C-Calkoxy, Ris hydrogen or C-Calkyl, Ris hydrogen, cyano, carbamoyl or sulfomethyl, and Ris hydrogen, C-Calkyl, or phenyl which is unsubstituted or substituted by C-Calkyl, C-Calkoxy, C-Calkanoylamino, ureido, halogen or sulfo, Xand Xare halogen, Hal is chlorine or bromine, h and j are each independently of the other a number 0, 1 or 2; k is a number 1, 2 or 3; I, m and n are each independently of the other a number 2, 3 or 4, and Y is vinyl or a radical &#x2014;CH&#x2014;CH&#x2014;U and U is a group removable under alkaline conditions, with the proviso that the dye of formula (1) contains at least one fiber-reactive group Zor Zare suitable for dyeing cellulosic or amide-group-containing fiber materials. 

Fibre-reactive azo dyes, their preparation and their use

Reactive dyes of formula (1) wherein Ris hydrogen or unsubstituted or substituted C-Calkyl, Ris hydrogen; C-Calkyl; C-Calkoxy unsubstituted or substituted by sulfato, hydroxy or by C-Calkoxy; halogen; carboxy or sulfo, Ris hydrogen; C-Calkyl; C-Calkoxy unsubstituted or substituted by sulfato, hydroxy or by C-Calkoxy; halogen; nitro; C-Calkanoylamino; ureido; carboxy or sulfo, (R)denotes k identical or different substituents selected from the group halogen, C-C-alkyl, C-Calkoxy, carboxy and sulfo, X is halogen and V is a radical of formula (2a), 2(b) wherein Ris unsubstituted or substituted C-Calkyl, (R)denotes I identical or different substituents from the group C-Calkyl, C-Calkoxy and sulfo, and I is the number 0, 1 or 2, Y is vinyl or a &#x2014;CH&#x2014;CH&#x2014;U radical and U is a group that is removable under alkaline conditions, Q is a &#x2014;CH(HaI)-CH-HaI or &#x2014;C(HaI)=CHgroup, Hal is halogen and k is the number 0, 1 , 2 or 3, are suitable especially for dyeing cotton and yield dyeings having good allround fastness properties.

Reactive dyes, a process for their preparation and their use

Reactive dyes of formulawherein A is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan or dioxazine chromophore, R, Rand Rare each hydrogen or unsubstituted or substituted C-Calkyl, Xand Xare halogen, B is an organic bridging member, T is a reactive radical as defined herein and Vand Vare each independently of the other N, C&#x2014;H, C&#x2014;Cl or C&#x2014;F, give prints that are distinguished by brilliant color shades and good all-round properties.

Method of printing cellulosic fiber materials without an additional fixing process step

Dye mixtures, which comprise at least one dye of formula (1) together with at least one dye of formula (2), wherein R , R , R and R are each independently of one another hydrogen or unsubstituted or substituted C -C alkyl, (R ) is 0 to 2 identical or different substituents selected from the group consisting of C -C halogen alkanoylamino, C -C alkyl or C -C alkoxy, A and A are each independently of the other an unsubstituted or substituted phenylene radical or a C -C alkylene radical which may be interrupted by oxygen, D is a radical of formula (3) or (4) wherein is (R ) 0 to 2 identical or different substituents selected from the group consisting of halogen, C -C alkanoylamino, C -C alkyl and C -C alkoxy, X and X are halogen, and Y and Y are each independently of the other a fiber-reactive radical of formula: &mdash;SO &mdash;Z (5a): &mdash;CONH&mdash;(CH ) &mdash;SO &mdash;Z (5b); &mdash;NH&mdash;CO&mdash;CH(Hal)&mdash;CH &mdash;Hal (5c).

Mixtures of reactive dyes and their use

Method for printing cellulosic fiber materials without an additional fixing process step

Reactive colorants, mixtures of reactive colorants and production and use thereof

Reactive dyes, processes for their preparation and their use

Dyes, a process for their preparation and their use

There are described reactive dyes of formula ##STR1## wherein the variables are as defined in the claims. The reactive dyes of formula (1) are suitable especially for dyeing or printing cellulosic fiber materials.

Reactive dyes, their preparation and use

A process for dyeing or printing cellulosic fiber materials, which comprises using at least one reactive dye of formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each independently of one another hydrogen, halogen, sulfo, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy,

Process for dyeing or printing cellulosic fibre materials and novel

A description is given of reactive dyes of formula ##STR1## wherein R.sub.1 and R.sub.2 are each independently of the other hydrogen, sulfo, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or halogen,

Compounds of the formula ##STR1## in which the variables have the meaning given in the claims, which are suitable as fibre-reactive dyes for dyeing or printing widely varying fibre materials are described.

Fibre-reactive dyes, their preparation and their use

Reactive dyes of the formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3 and R.sub.4 independently of one another are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.4 alkyl,

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Efringen-Kirchen, Germany

Herbert Klier