Bayer Aktiengesellschaft

Bayer Aktiengeselschaft

Wolfgang Harms

Klaus Wunderlich

Karl-Josef Herd

Thomas Eizenhofer

Klaus Von Oertzen

Wolfram Reddig

Manfred Hoppe

Horst Jager

Klaus Kunde

Karl J Herd

Hermann Henk

Konrad Bootz

Eckhard Bock

Stefan Ehrenberg

Udo-Winfried Hendricks

Robert Kuth

Hans-Gunter Otten

Gunter Franke

Guido Steffan

Frank-Michael Stohr

Peter Wild

Hans-Samuel Bien

Josef-Walter Stawitz

Stefan Meier

Karl-Heinz Schundehutte

Werner Steinbeck

Dieter Hullstrung

Edgar Siegel, Deceased

Klaus Van Oertzen

Klaus Wunderlish

Karl-Joseph Herd

Thomas Eizenh Ofer

Willi Brust

Ernst Borgmann

Peter Buchel

Improved unsymmetric reactive dyestuffs have the following formula ##STR1## wherein Y.sub.1 is a radical of the formula ##STR2## and wherein the other substituents have the meaning given in the description.

Triphendioxazine reactive dyestuff

Phthalocyanines of the formula ##STR1## in which Z is a fiber-reactive radical and the other substituents and indices have the meaning given in the description, have improved use properties.

Aluminum phthalocyanine reactive dyes

A phthalocyanine reactive dyestuff mixture having improved color levelness and combination properties comprises at least one phthalocyanine-fluoropyrimidinyl reactive dyestuff 2 and at least one phthalocyanine-vinylsulfonyl reactive dyestuff 1 or at least one phthalocyanine-monochlorotriazinyl reactive dyestuff 3, as well as one or more yellow reactive dyestuffs of the formula 4 to 9.

Phthalocyanine reactive dyestuff mixture

Reactive dyestuffs which, in the form of the free acid, correspond to the following formula ##STR1## wherein D is the radical of an organic dyestuff of the mono-azo, polyazo or metal complex azo series and the other substituents have the meaning given in the description, show improved application properties.

Compounds useful for the preparation of bi-and polyfunctional reactive

The invention relates to a process for the preparation of compounds of the formula ##STR1## characterized in that the radical X in sulphones of the formula

Process for the preparation of sulphones

Reactive dyestuffs which, in the form of the free acid, correspond to the following formula ##STR1## wherein D is the radical of an organic dyestuff of the monoazo, polyazo or metal complex azo series and the other substituents have the meaning given in the description, show improved application properties.

Bi -and polyfunctional reactive dyestuffs, their prepartion and their use

Reactive dyestuff mixtures containing one or more monochlorotriazine dyestuffs of the formula (1) ##STR1## and one or more monofluorotriazine dyestuffs of the formula (2) ##STR2## in which the substituents have the meaning given in the description, show on-tone exhaustion onto fibres and are fixed uniformly even under different fixation conditions.

Bifunctional reactive dyestuff mixture

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.

Azo dyestuffs containing fluorotriazinyl and vinylsulfonylmethyl-type

Reactive dyestuffs have the following formula ##STR1## in which D is the radical of an organic dyestuff B is a direct bond or a bridging member on a ring C atom of an aromatic-carbocyclic or on a ring C atom or N atom of an aromatic-heterocyclic ring in D, R.sub.a, R.sub.b, identical or different, are H, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkyl substituted by OH, CN, CO.sub.2 H, OSO.sub.3 H or SO.sub.3 H, U is Cl, F or a pyridinium radical which is unsubstituted or substituted by CO.sub.2 H, CONH.sub.2, SO.sub.3 H or C.sub.1 -C.sub.4 -alkyl, W is straight-chain or branched C.sub.1 -C.sub.6 -alkylene, Y is CH.dbd.CH.sub.2 or CH.sub.2 --CH.sub.2 --X, in which X is a radical which can be eliminated by alkali, V is H, halogen, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.3 -alkyl, CN, COOH, CONH.sub.2, SO.sub.3 H.

2-amino-4-phenylamino-1,3,5-triazinyl reactive dyestuffs, process for

The reactive dyestuffs of the formula ##STR1## wherein the substituents have the meaning given in the description, are particularly suitable for dyeing naturally occurring and synthetic materials containing OH groups and/or amide groups.

Reactive pyridone-containing dyestuffs, their preparation and their use

Reactive dyestuffs which, in the form of the free acid, have the following formula ##STR1## in which X denotes fluorine, chlorine or bromine and SO.sub.2 -Z denotes a specific reactive radical, the remaining substituents having the meaning given in the description, and show improved fixation yield in dyeing.

Triazine ring-containing reactive dyestuffs, their preparation and use

Reactive dyestuffs of the formula (1) ##STR1## in which D denotes the radical of an organic dyestuff,

Reactive dyestuff containing triazinyl and halopyrimidine moieties

Improved reactive dyestuffs have the following formula ##STR1## in which the substituents have the meaning given in the description.

Bifunctional reactive dyestuffs containing the 2-(N-substituted

Reactive dyestuffs of the formula ##STR1## in which the substituents have the meanings given in the description, are highly suitable for the dyeing and printing of hydroxyl- and nitrogen-containing materials, such as cellulose, wool, silk, polyamides, polyurethanes.

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Leverkusen, Germany

Wolfgang Harms