Stilbene Containing Patents (Class 534/621)
  • Patent number: 5760215
    Abstract: The invention is related to compounds of formula (I) ##STR1## their salts and mixtures thereof wherein the symbols are as defined in the specification are useful as fibre-reactive dyestuffs for dyeing or printing hydroxy-group-containing or nitrogen-containing organic substrates.
    Type: Grant
    Filed: June 6, 1996
    Date of Patent: June 2, 1998
    Assignee: Clariant Finance (BVI) Limited
    Inventors: Markus Gisler, Roland Wald
  • Patent number: 5059681
    Abstract: A water-soluble reactive dye of the formula: ##STR1## wherein D represents a radical of a water-soluble azo dye selected from: (i) sulphonated monoazo radicals which are free from complexly bound metal and have the formula: ##STR2## wherein A represents a radical of the benzene or naphthalene series, R.sup.3 represents hydrogen or C.sub.1-8 -alkyl and one of U and V is SO.sub.3 H, the other being H, and(ii) a disazo radical of the formula: ##STR3## x represents Cl, Br, F, SO.sub.3 H or a quaternary ammonium group; R.sup.1 represents an optionally substituted C.sub.1-8 -alkyl radical; R.sup.2 represents hydrogen or an optionally substituted C.sub.1-8 -alkyl radical; andT represents a 1,3- or 1,4-phenylene radical which may carry one or more substituents selected from halogen, alkyl, alkoxy, acylamino, nitro and carboxy.
    Type: Grant
    Filed: February 1, 1990
    Date of Patent: October 22, 1991
    Assignee: Imperial Chemical Industries plc
    Inventor: John A. Taylor
  • Patent number: 5003052
    Abstract: A reactive dye of the formula ##STR1## in which R is a radical of the formula ##STR2## or Z is .beta.-sulfatoethyl, .beta.-thiosulfatoethyl, .beta.-phosphatoethyl, .beta.-acetoxyethyl, .beta.-halogenoethyl or vinyl; V is hydrogen or a radicalZ--SO.sub.2 --CH.sub.2 --CH.sub.2 --in which z is as defined above; R.sub.1 is hydrogen or C.sub.1-6 -alkyl; alk, independently of each other, are polymethylene radicals having 2 to 6 C atoms or their branched isomers; K is a benzene, naphthalene or heterocyclic radical; m is 1 to 6, p is 1 to 6 and q is 1 to 6; and the benzene or naphthalene radical A is further unsubstituted or substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.8 -acylamino, C.sub.1 -C.sub.4 -alkylamino, phenylamino, N,N-di-.beta.-hydroxyethylamino, N,N-di-.beta.-sulfatoethylamino, sulfobenzylamino, N,N-disulfobenzylamino, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkylsulfonyl, trifluoromethyl, nitro, cyano, halogen, carbamoyl, N-C.sub.1 -C.sub.
    Type: Grant
    Filed: May 11, 1988
    Date of Patent: March 26, 1991
    Assignee: Ciba-Geigy Corporation
    Inventor: Athanassios Tzikas
  • Patent number: 4952679
    Abstract: Reactive dyes suitable for dyeing and printing cellulosic fiber materials by the cold pad-batch process having the formula ##STR1## wherein Fa is a monoazo or polyazo, metal complex azo, anthraquinone, phthalocyanine, formazane, azomethine, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthone, nitroaryl, naphthoquinone, pyrenequinone or perylenetetracarbimide dye radical, X.sub.1 is halogen, C.sub.1 -C.sub.4 -alkylsulfonyl, phenylsulfonyl, a sulfonic acid or phosphoric acid group or a quaternized ammonium group, X.sub.2 independently has the meaning of X.sub.1 or is C.sub.1 -C.sub.4 -alkyl which is unsubstituted or substituted by halogen, hydroxy, cyano, carboxyl, sulfo, sulfato, C.sub.1 -C.sub.4 -alkoxycarbonyl or C.sub.1 -C.sub.4 alkoxy, R is hydrogen or C.sub.1 -C.sub.4 -alkyl which is unsubstituted or substituted by halogen, hydroxy, cyano, carboxyl, sulfo, sulfato, C.sub.1 -C.sub.4 -alkoxycarbonyl or C.sub.1 -C.sub.4 -alkoxy, and r is 1 or 2.
    Type: Grant
    Filed: August 19, 1988
    Date of Patent: August 28, 1990
    Assignee: Ciba-Geigy Corporation
    Inventor: Karl Hoegerle
  • Patent number: 4918169
    Abstract: Reactive dyes suitable for dyeing and printing cellulosic fiber materials by the cold pad-batch process having the formula ##STR1## wherein Fa is a monoazo or polyazo, metal complex azo, anthraquinone, phthalocyanine, formazane, azomethine, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthone, nitroaryl, napthoquinone, pyrenequinone or perylene-tetracarbimide dye radical, X is halogen, C.sub.1 -C.sub.4 -alkylsulfonyl, phenylsulfonyl, a sulfonic acid or phosphonic acid group or a quaternized ammonium group, r is 1 or 2, R is hydrogen or C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, hydroxyl, cyano, carboxyl, sulfo, sulfato, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkoxy or phenyl, and A is a radical of the formula ##STR2## wherein R' is hydrogen, C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, hydroxyl, cyano, carboxyl, sulfo, sulfato, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkoxy or phenyl, C.sub.5 -C.sub.
    Type: Grant
    Filed: August 19, 1988
    Date of Patent: April 17, 1990
    Assignee: Ciba-Geigy Corporation
    Inventor: Karl Hoegerle
  • Patent number: 4876334
    Abstract: Reactive dyes of the formula ##STR1## in which D is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan, azomethine, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthone, nitroaryl, naphthoquinone, pyrenequinone or perylenetetracarbimide dye, B.sub.1 and B.sub.2 are independently of each other hydrogen or alkyl which has 1 to 4 carbon atoms and which can be substituted by halogen, hydroxyl, cyano, C.sub.1-4 alkoxy, C.sub.1-4 alkoxycarbonyl, carboxyl, sulfamoyl, sulfo or sulfato, X is fluorine, chlorine, bromine, sulfo, alkylsulfonyl having 1 to 4 C atoms or phenylsulfonyl, B is a --CH.sub.2 --.sub.n or --O--CH.sub.2 --.sub.n radical, n is 1 to 6, R is a radical of the formula ##STR2## Z is .beta.-sulfatoethyl, .beta.-thiosulfatoethyl, .beta.-phosphatoethyl, .beta.-acyloxyethyl, .beta.
    Type: Grant
    Filed: February 1, 1988
    Date of Patent: October 24, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Athanassios Tzikas, Paul Herzig
  • Patent number: 4845202
    Abstract: Water-soluble disazo compounds having useful fiber-reactive dye properties, which conform to the general formula (1) defined hereinafter and dye carboxamido- and/or hydroxy-containing materials in fast shades. Fast dyeings on cellulose fiber materials can also be obtained in a weakly acid to neutral pH range, for example together with disperse dyes for dyeing a polyester fiber portion. ##STR1## in which: A is phenylene which may be substituted by methyl, ethyl, methoxy, chlorine or sulfo, or is a radical of the formula ##STR2## in which G is a direct bond or a group of the formula --CH.dbd.CH-- or --NH--CO--NH-- and R.sup.1 and R.sup.
    Type: Grant
    Filed: October 23, 1987
    Date of Patent: July 4, 1989
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Ludwig Schlafer, Hartmut Springer, Reinhard Hahnle
  • Patent number: 4786721
    Abstract: The reactive dyes are useful, in particular, for dyeing or printing cellulose-containing fiber materials by the cold pad-batch method and produce, with a high dyeing yield, dyeings and prints having good fastness properties.
    Type: Grant
    Filed: August 13, 1986
    Date of Patent: November 22, 1988
    Assignee: Ciba-Geigy Corporation
    Inventors: Athanassios Tzikas, Peter Aeschlimann, Paul Herzig
  • Patent number: 4766206
    Abstract: Disclosed are reactive dyes, and the use thereof, according to the formula(R--U).sub.n D--(X).sub.r,in which D is the radical of a monoazo, polyazo or metal complex azo dye; U is --CO-- or --SO.sub.2 --; R is a radical of the formula ##STR1## Z is sulfatoethyl, .beta.-thiosultafoethyl, .beta.-phosphatoethyl, .beta.-acetoxyethyl, .beta.-halogenoethyl or vinyl; alk is straight-chained or branched C.sub.1 -C.sub.6 -alkylene; Y is hydrogen, chlorine, bromine, fluorine, hydroxyl, sulfato, C.sub.1 -C.sub.4 -alkanoyloxy, cyano, carboxyl, alkoxycarbonyl having 1 to 5 C-atoms, carbamoyl or a radical --SO.sub.2 --Z in which Z is as defined above; V is hydrogen or C.sub.1 -C.sub.4 -alkyl unsubstituted or substituted by carboxyl, sulfo, C.sub.1 -C.sub.2 -alkoxy, halogen or hydroxyl or is a radical ##STR2## in which Z, alk and Y are as defined above; R.sub.1 is hydrogen or C.sub.1 -C.sub.6 -alkyl; alk' are independently of each other straight-chained or branched C.sub.2 -C.sub.
    Type: Grant
    Filed: September 24, 1986
    Date of Patent: August 23, 1988
    Assignee: Ciba-Geigy Corporation
    Inventor: Athanassios Tzikas