摘要:
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.
摘要:
The dyestuffs of the formula ##STR1## in which D is the radical of a diazo component,SO.sub.2 X is the radical of a fibre-reactive group,and the remaining substituents have the meaning given in the descriptionare suitable for dyeing and printing hydroxyl- and amido-containing materials.
摘要:
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.
摘要:
Trifunctional reactive dyestuffs of the formula ##STR1## a process for their preparation and their use, wherein D=the radical of a diazo component of the benzene or naphthalene series,K=the radical of a coupling component of the formula ##STR2## where the radical of the formula II and the azo group are linked to one another via the bond marked with *,X=a radical of the formula ##STR3## Z=a heterocyclic fibre-reactive radical which differs from X and the other substituents have the meaning given in the description.
摘要:
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.
摘要:
Reactive dyestuffs which, in the form of the free acid, have the following formula ##STR1## in which X denotes fluorine, chlorine or bromine andSO.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.
摘要:
Reactive dyestuffs of the formula (1) ##STR1## in which D denotes the radical of an organic dyestuff,R, R.sub.1 and R.sub.2, independently of one another, denote hydrogen or substituted or unsubstituted C.sub.1-4 -alkyl,A denotes a substituted or unsubstituted aliphatic, aromatic or aromatic-aliphatic bridging member,X denotes Cl, FPym denotes the radicals ##STR2## n denotes 1 or 2, are suitable in particular for the dyeing of cellulose fibres.
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.
摘要:
Fiber-reactive azo dyes, processes for their preparation and their use Azo dyes of the formula (1) given and defined below are described, which dyes contain fiber-reactive groups and dye hydroxy- and/or carboxamido-containing materials, in particular fiber materials, such as cotton, wool and synthetic polyamide fibers, in shades of high color strength and good fastness properties. ##STR1## in which D is the radical of a diazo component from the benzene or naphthalene series, K is the radical of a coupling component of the formula (2) ##STR2## in which M is hydrogen or an alkali metal, a and b are each zero or 1, R.sup.1 and R.sup.2 are each hydrogen or substituted or unsubstituted alkyl, Y is attached to --NR.sup.1 -- or --NR.sup.2 -- and is a radical of the formula (3) ##STR3## in which R is hydrogen, substituted or unsubstituted alkyl or substituted or unsubstituted phenyl, A is the radical of an amine or of an N-containing heterocycle, lower alkoxy or phenoxy, c is zero or 1, G is substituted or unsubstituted phenylene, B is lower alkylene or ethyleneoxyethylene and the group --SO.sub.2 --X is .beta.-hydroxyethylsulfonyl or a fiber-reactive group from the vinylsulfone series and Z is a heterocyclic fiber-reactive radical which is attached to --NR.sup.1 -- or --NR.sup.2 -- and is different from Y.