Phthalocyanine Dye Patents (Class 8/661)
-
Patent number: 4806128Abstract: A process for preparing pigment dyes comprising reducing a colloidal dispersion of an impure dye to form a solution of the leucobase, introducing into this solution a finely divided substrate and, by adding an oxidizing agent, oxidizing the leucobase to form the vat dye, which thereby precipitates and deposits on the substrate.Type: GrantFiled: October 10, 1986Date of Patent: February 21, 1989Assignee: Merck Patent Gesellschaft mit Beschrankter HaftungInventor: Juan M. Figueras
-
Patent number: 4780104Abstract: An aqueous liquid dye composition comprising 5 to 50% by weight of a reactive dye represented by the following formula, ##STR1## wherein D denotes a sulfo group-containing organic dye residue, R.sub.1 and R.sub.2 independently of one another denote a hydrogen atom or a C.sub.1 to C.sub.4 alkyl group unsubstituted or substituted with a halogen atom or a hydroxyl, cyano, C.sub.1 to C.sub.4 alkoxy, carboxy, carbamoyl, C.sub.1 to C.sub.4 alkoxycarbonyl, C.sub.1 to C.sub.4 alkylcarbonyloxy, sulfo or sulfamoyl group, A denotes a phenylene group unsubstituted or substituted with one or two members selected from methyl, ethyl, methoxy, ethoxy, chlorine, bromine and sulfo, or a naphthylene group unsubstituted or substituted with one sulfo group, X denotes a halogen atom, and Y is a group of --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z in which Z is a splittable group by the action of an alkali, 0.1 to 10% by weight of .epsilon.Type: GrantFiled: February 20, 1987Date of Patent: October 25, 1988Assignee: Sumitomo Chemical Company, LimitedInventors: Noriaki Yamauchi, Kunihiko Imada, Shinei Ikeou
-
Patent number: 4713082Abstract: A process for dyeing or printing textile fibre materials with reactive dyes, which comprises using reactive dyes which contain at least one radical of the formula--SO.sub.2 --CH.dbd.CH.sub.2 (1a)or--SO.sub.2 --CH.sub.2 CH.sub.2 --X (1b)and at least one radical of the formula ##STR1## in which X is an inorganic or organic radical detachable under alkaline conditions, R is hydrogen or substituted or unsubstituted C.sub.1-4 -alkyl, Y is oxygen or sulfur and R.sub.1 is a substituted or unsubstituted aliphatic radical, gives dyeings or prints having good fastness properties.Type: GrantFiled: August 20, 1986Date of Patent: December 15, 1987Assignee: Ciba-Geigy CorporationInventors: Peter Scheibli, Karl Seitz
-
Patent number: 4711641Abstract: A reactive blue dye composition, which comprises a phthalocyanine dye represented by a free acid of the following formula (I), ##STR1## wherein CuPc is a copper phthalocyanine nucleus, W is a C.sub.2 -C.sub.4 alkylene group or a 1,3- or 1,4-phenylene group having one or two sulfo groups, R.sub.1 and R.sub.2 are independently a hydrogen atom or a lower alkyl group, 1 is a number of 1 to 3, m is a number of 0 to 2, and n is a number of 1 to 3, provided that the total number of 1, m and n is 4 or less, and a phthalocyanine dye represented by a free acid of the following formula (II), ##STR2## wherein CuPc, 1, m and n are as defined above, Y.sub.1 and Y.sub.2 are independently a hydrogen atom or a methyl, methoxy or sulfo group, R.sub.3 is a hydrogen atom or a lower alkyl group, and Q is --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.Type: GrantFiled: March 12, 1986Date of Patent: December 8, 1987Assignee: Sumitomo Chemical Company, LimitedInventors: Toshio Nakamatsu, Tetsuya Miyamoto, Kunihiko Imada
-
Patent number: 4711642Abstract: Liquid water-containing concentrated reactive dye-stuff preparations of monofluorotriazinyl reactive dye-stuffs with a pH value of at least 8, preferably 8.5-10, are stable on storage and display no noticeable hydrolysis, even after prolonged storage.Type: GrantFiled: September 11, 1986Date of Patent: December 8, 1987Assignee: Bayer AktiengesellschaftInventors: Joachim Wolff, Karlheinz Wolf
-
Patent number: 4693725Abstract: An aqueous liquid dye composition improved in storage stability, which comprises a bifunctional reactive dye of the following formula, ##STR1## wherein D is an organic dye residue having at least one sulfonic acid group, R.sub.1 and R.sub.2 are independently a hydrogen atom or an unsubstituted or substituted lower alkyl group, A is an substituted or substituted phenylene or naphthylene group, X is a halogen atom, and Y is --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z, in which Z is a splittable group by an alkali, in an amount of 5 to 50% by weight based on the weight of the liquid dye composition, the liquid dye composition having a pH value of from 3 to 7.Type: GrantFiled: February 20, 1986Date of Patent: September 15, 1987Assignee: Sumitomo Chemical Company, LimitedInventors: Noriaki Yamauchi, Shinnei Ikeou, Kunihiko Imada
-
Patent number: 4668240Abstract: Colored contact lenses are produced by providing a contact lens constructed of polymer and coating at least a portion of the lens with coloring substance and binding polymer. The lens and binding polymers are bonded to each other by the reaction of functional groups selected from at least one of --COOH, --OH, and --NH--R, wherein R is hydrogen or alkyl, with functional groups selected from at least one of --NCO and epoxy.Type: GrantFiled: December 16, 1985Date of Patent: May 26, 1987Assignee: Schering CorporationInventor: Samuel Loshaek
-
Patent number: 4615837Abstract: A propylene oxide polyadduct containing carboxyl groups, or a salt thereof, obtained from(a) an adduct of propylene oxide and an aliphatic alcohol having 3 to 10 carbon atoms which is at least trihydric,(b) an aliphatic dicarboxylic acid or the anhydride thereof having 2 to 10 carbon atoms or a mono- or di-lower alkylester of said dicarboxylic acids,(c) an aliphatic diol having an average molecular weight of at most 2,000,(d) a fatty acid having 8 to 22 carbon atoms and(e) an aromatic dicarboxylic acid or the anhydride thereof having 8 to 12 carbon atoms; it is in particular useful as dyeing assistant for the dyeing of fibrous material made of or containing wool with anionic dyes.Type: GrantFiled: November 16, 1981Date of Patent: October 7, 1986Assignee: Ciba-Geigy CorporationInventors: Heinz Abel, Paul Schafer
-
Patent number: 4602915Abstract: A new storage-stable solution of the reactive dyestuff of the formula ##STR1## wherein CuPc=the radical of a Cu phthalocyanine dyestuff,m=1, 2 or 3,n=1, 2 or 3,m+n=3 to 4 andM.sup..sym. =H.sup..sym., an alkali metal cation or an ammonium ion,is provided.The storage-stable solution according to the invention is characterized in that it contains 10-35% by weight of reactive dyestuff (1), 10-30% by weight of solubilizing agent, 0-10% by weight of anionic dispersing agent, 0-7% by weight of inorganic salts, such as Na.sub.2 SO.sub.4, Li.sub.2 SO.sub.4 and the like, and 0.1-3% by weight of buffer (pH 4-7), the remainder to make up to 100% by weight being water.Type: GrantFiled: January 17, 1985Date of Patent: July 29, 1986Assignee: Bayer AktiengesellschaftInventors: Joachim Wolff, Karlheinz Wolf
-
Patent number: 4576755Abstract: Water-soluble fiber-reactive phthalocyanine compounds of the general formula (1) ##STR1## in which Pc denotes the radical of metal-free or metal-containing phthalocyanine, with the sulfonic acid or sulfonamide groups being bonded in the 3-positions of the aromatic rings of the phthalocyanine, R.sub.1 and R.sub.2 each denote a hydrogen atom or an alkyl group of 1-6 carbon atoms and which can be substituted by methoxy, ethoxy, propoxy, C.sub.2 H.sub.5 --O--C.sub.2 H.sub.4 --O--, cyano, acetylamino, carboxyl, HO.sub.3 S--, H.sub.2 O.sub.3 P--, phenyl, methylphenyl, methoxyphenyl, dimethylamino, diethylamino, .beta.-hydroxyethylamino, .beta.-hydroxyethoxy, N-phenylureido, N-alkyl.sub.C.sbsb.1.sub.-C.sbsb.4 ureido or N-cycloalkylureido groups or an allyl, 2-methallyl, crotyl or cycloalkyl group, and R.sub.1 and R.sub.2, together with the nitrogen atom, can represent the radical of a heterocyclic saturated or unsaturated ring, or R.sub.1 and R.sub.Type: GrantFiled: October 15, 1984Date of Patent: March 18, 1986Assignee: Hoechst AktiengesellschaftInventors: Peter Mischke, Hermann Fuchs
-
Patent number: 4568350Abstract: A process for dyeing silk or silk-containing fiber blends with reactive dyes, which comprises dyeing or impregnating said material with a reactive dye of the formulaD--Y].sub.nwherein D is the radical of a sulfo group containing dye of the mono- or polyazo, metal complex azo, anthraquinone, phthalocyanine, formazane, azomethine, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthone, nitroaryl, naphthoquinone, pyrenequinone or perylenetetracarbimide series, [Y].sub.n, where n is 1 to 4, denotes identical or different reactive radicals Y, in aqueous medium at a pH value above 8, without the addition of a dispersant or swelling agent, and in the temperature range from 20.degree. to 40.degree. C. for 6 to 48 hours, and storing the impregnated goods in the moist state for 6 to 48 hours at a temperature from 20.degree. to 60.degree. C.Dyeings with good fastness properties are obtained with this process.Type: GrantFiled: April 16, 1984Date of Patent: February 4, 1986Assignee: Ciba-Geigy CorporationInventor: Rudolf Rohrer
-
Patent number: 4566874Abstract: The invention relates to novel zinc and aluminium phthalocyanine compounds of the formula ##STR1## wherein MePc is the zinc or aluminium phthalocyanine ring system, M is hydrogen or a salt-forming cation, R.sub.1 is hydrogen or a group of the formula --NH--CN or NH--SO.sub.2 R.sub.3 or the salts thereof, wherein R.sub.3 is alkyl, aryl or a heterocyclic ring system, R.sub.2 is a neutral, non-solubilizing substituent, n is 1 to 4 and each of m and q is 0 to 3 and p is 0 to 4. These compounds are prepared by starting from the corresponding sulfohalides. The novel compounds are used as photoactivators, especially for bleaching and removing stains from textiles and for combating microorganisms in or on organic or inorganic substrates. The invention also relates to bleaching, detergent and soaking and microbicidal compositions which contain the novel phthalocyanine compounds.Type: GrantFiled: December 5, 1984Date of Patent: January 28, 1986Assignee: Ciba-Geigy CorporationInventors: Gerd Holzle, Mirella Miotto, Gerhard Reinert, Rudolf Polony
-
Patent number: 4543103Abstract: A glass substrate is dyed or printed with a water-soluble polycationic dyestuff in the absence of a size or binding agent. The resulting dyeings have good rubbing fastnesses.Type: GrantFiled: April 16, 1984Date of Patent: September 24, 1985Assignee: Sandoz Ltd.Inventor: Jurg Troesch
-
Patent number: 4521217Abstract: Mixtures of a phthalocyanine dyestuff and a substantive azo dyestuff which preferably has cationic or basic groups are suitable for dyeing paper.Type: GrantFiled: January 6, 1984Date of Patent: June 4, 1985Assignee: Bayer AktiengesellschaftInventors: Ulrich Beck, Frank-Michael Stohr, Horst Nickel
-
Patent number: 4508650Abstract: A process for the preparation of pigments of high purity which comprises reacting in the presence of an organic solvent an appropriate impure pigment with an organic acid of the formula R-X, or comprises reacting an appropriate impure pigment with an organic acid of the formula R-X, and subsequently adding an organic solvent to the resulting organic mixture, adding a precipitating agent to the resulting solution mixture, followed by separation of the desired pure pigment from the reaction mixture, wherein R is an alkyl group, containing from about 4 carbon atoms to about 22 carbon atoms, or an aryl group containing from about 6 carbon atoms to about 24 carbon atoms, and X is a group capable of yielding anions.Type: GrantFiled: July 27, 1983Date of Patent: April 2, 1985Assignee: Xerox CorporationInventors: Emery G. Tokoli, Anthony M. Horgan, Kathleen M. Carmichael
-
Patent number: 4505714Abstract: A phthalocyanine compound which is represented by a free acid of the following formula, ##STR1## wherein Pc is a metal-free or metal-containing phthalocyanine residue, W is a group of ##STR2## in which R' and R" are independently a hydrogen atom or a methyl or ethyl group, and n is an integer of from 2 to 6, R is an unsubstituted or substituted lower alkyl group, A is an unsubstituted or substituted phenylene or naphthylene group, Y is a group of --SO.sub.2 CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 CH.sub.2 Z in which Z is a group capable of being split by the action of an alkali, a is a positive number of from 1 to 3, and b and c are independently a positive number of from 0 to 3, provided that a, b and c statisfy 0<a+b+c.ltoreq.4, and which is useful for dyeing or printing fiber materials, particularly cellulose fiber materials, to give a dyed or printed product of a brilliant turquoise blue color excellent in various fastness, particularly light fastness and wet fastness.Type: GrantFiled: February 13, 1984Date of Patent: March 19, 1985Assignee: Sumitomo Chemical Company, LimitedInventors: Takashi Omura, Mikoto Takahashi, Naoki Harada, Akira Takeshita
-
Patent number: 4461622Abstract: New phthalocyanine dyestuffs of the formula ##STR1## wherein Phth is a copper phthalocyanine or cobalt phthalocyanine moiety; x is a number from 0 to 3; y is a number from 1 to 4 and the sum of x and y is 4 or less; the thiocyanate group is in the meta or para-position to the amino; and addition products thereof formed with water in the presence of acids; are prepared by converting a phthalocyaninecarboxylic acid into the corresponding acid halide and condensing the acid halide with m- or p-thiocyanoaniline in an inert organic diluent; and the new dyestuffs are for dyeing and printing a material of natural or regenerated cellulose.Type: GrantFiled: August 30, 1982Date of Patent: July 24, 1984Assignee: Cassella AktiengesellschaftInventors: Konrad Mix, Erich Feess
-
Patent number: 4402701Abstract: Leather dyeing agents, which can be obtained by concentrating, by means of a membrane separation process, the mother liquors, which are produced in the salting-out process in the preparation of organic dyestuffs which are water-soluble or which contain groups imparting water-solubility, the mother liquors having an extinction in the absorption maximum which is .gtoreq.500, with a layer thickness of 10 cm, and by drying the concentrate, if appropriate.Type: GrantFiled: September 21, 1981Date of Patent: September 6, 1983Assignee: Bayer AktiengesellschaftInventors: Harald Gleinig, Hans-Heinz Molls, Jochen Koll, Gottfried Dick, Reinhold Hornle, Friedrich Kunert
-
Patent number: 4397649Abstract: Water-soluble phthalocyanine compounds of the formula ##STR1## and their salts, wherein Pc is the radical of the metal-free phthalocyanine or of a phthalocyanine containing metals, X means a hydrogen atom, R.sup.1 and R.sup.2 are a hydrogen atom each or a lower, optionally substituted alkyl group, R.sup.1 and R.sup.2 being identical or different from one another, or R.sup.1 and R.sup.2 together with nitrogen atom and an alkylene radical or another heteroatom and two lower alkylene radicals form a heterocyclic ring, a stands for an integer or fractional number of from 1 to 4, b stands for an integer or fractional number from 0 to 3 and c stands for an integer or fractional number from 0 to 3, with a, b and c being identical or different from one another, their sum, however, being from 1 to 4. The novel phthalocyanines can be prepared by reaction of phthalocyanine sulfochlorides optionally containing sulfo-groups with cyanamide or the salts thereof, optionally with another amine of the formula HNR.sup.1 R.sup.Type: GrantFiled: August 26, 1981Date of Patent: August 9, 1983Assignee: Hoechst AktiengesellschaftInventor: Hartmut Springer
-
Patent number: 4394129Abstract: Fibrous materials of any kind is finished with an organic compound having fiber-finishing properties and containing one or several groups of the formula ##STR1## in which X is sulfonyl or carbonyl and A represents hydrogen or one equivalent of a mono-, bi- or trivalent metal or an ammonium group, is applied onto the fibrous material in the form of an aqueous or organo-aqueous solution or dispersion, and the fibrous material thus treated is then subjected, if necessary, to a heat treatment for the fixation of this organic compound onto the fibrous material. Organic fiber-finishing compounds containing the above-mentioned group may be for example dyestuffs, optical brighteners or compounds increasing the crease resistance.Type: GrantFiled: August 26, 1981Date of Patent: July 19, 1983Assignee: Hoechst AktiengesellschaftInventor: Hartmut Springer
-
Patent number: 4394130Abstract: Dyes of the formulaCuPc--CH.sub.2 --N.sup..sym. (CH.sub.3).sub.3 Cl.sup..crclbar.).sub.n,whereinCuPc is copper phthalocyanine, andn is 2 or 3,and mixtures thereof, are useful as paper dyes. The dyes may be added to paper stock prior to sheet formation or applied to paper in sheet form to produce turquoise colored paper. The dyed or printed paper is bleachable but has good fastness to light, wet treatments, alcohol and soap. The dyes are very soluble in water and exhaust well on, i.e., exhibit good substantivity to, paper.Type: GrantFiled: January 8, 1976Date of Patent: July 19, 1983Assignee: Sandoz Ltd.Inventor: Helmut Moser
-
Patent number: 4379710Abstract: Storage-stable aqueous compositions containing dissolved water-soluble novel acid addition salts of poly(N-substituted sulfonamido) phthalocyanines which are prepared by the interaction of a single acid or a mixture of acids and poly(N-substituted sulfonamido) phthalocyanines, are useful for direct dyeing, particularly the dyeing of cellulose.Type: GrantFiled: February 19, 1981Date of Patent: April 12, 1983Assignee: Sterling Drug Inc.Inventor: Nathan N. Crounse
-
Patent number: 4350632Abstract: Phthalocyanine compounds of the general formula ##STR1## in which Pc is the radical of copper, cobalt or nickel phthalocyanine which can be substituted by chlorine or phenyl, a denotes a whole or fractional number from 1 to 3, b denotes a whole or fractional number from 1 to 3 and c denotes a whole or fractional number from zero to 2, it being possible for a, b and c to be identical or different from one another, but the total of (a+b+c) is equal to a whole or fractional number from 2 to 4, R represents a hydrogen atom or an alkyl group having 1 to 4 C atoms, A is a direct bond or a group of the general formula --(CH.sub.2).sub.m -- or --(CH.sub.2).sub.Type: GrantFiled: July 6, 1981Date of Patent: September 21, 1982Assignee: Hoechst AktiengesellschaftInventor: Hartmut Springer
-
Patent number: 4306875Abstract: This invention relates to novel dye salts of basic dyes or basic optical brighteners and anionic esters of boric acid. The invention also includes the preparation of the aforementioned novel dye salts.Type: GrantFiled: August 5, 1980Date of Patent: December 22, 1981Assignee: Aziende Colori Nazionali Affini ACNA S.p.A.Inventors: Francesco De Feo, Adelio Basilico
-
Patent number: 4286962Abstract: Dyestuffs of the formula ##STR1## wherein the substituents have the meaning indicated in the description,and their use for dyeing and printing materials containing hydroxyl groups or amide groups, such as textile fibres, filaments and fabrics of wool, silk or synthetic polyamide or polyurethane fibres and for dyeing and printing natural or regenerated cellulose with dyeings and prints which are fast to washing.The dyeings obtained with the dyestuffs are distinguished by good to very good fastness properties, in particular by outstanding fastness to wet processing.Type: GrantFiled: December 31, 1979Date of Patent: September 1, 1981Assignee: Bayer AktiengesellschaftInventors: Volker Ehrig, Manfred Groll, Klaus Wunderlich
-
Patent number: 4282000Abstract: Aqueous solutions of copper phthalocyanine-sulphonic acid salts of the formula ##STR1## in which Cu--Pc a copper phthalocyanine radical,m a number from 1.8 to 3.0,q a number from 1.0 to 2.0, with the proviso that the sum m+q is a number from 2.8 to 4.0, andM.sup..sym. a mixture of A.sub.n.sup..sym. and an ammonium ion of the formula ##STR2## wherein A.sup..sym. represents an alkali metal ion or NH.sub.4 ion,n represents a number from 0.8 to 2.0,m has the meaning indicated above,R.sub.1 and R.sub.2 designate hydrogen, C.sub.1 --C.sub.4 --alkyl or a radical --(CH.sub.2 --CH.sub.2 --O).sub.p --H andR.sub.3 designates the radical --(CH.sub.2 --CH.sub.2 --O).sub.p --H,whereinp is 1, 2, 3, 4, 5 or 6,process for the preparation of these solutions and their use for dyeing paper.Type: GrantFiled: January 25, 1980Date of Patent: August 4, 1981Assignee: Bayer AktiengesellschaftInventors: Manfred Groll, Friedhelm Muller
-
Patent number: 4277245Abstract: In order to dye and print cellulose fibres swollen with water-miscible swelling agents or fibre blends containing these fibres, the fibres are treated with a dyestuff of the general formula ##STR1## wherein Pc denotes the radical of a Cu phthalocyanine,Ni phthalocyanine or Co phthalocyanine molecule,Ar denotes aryl,Z.sup.(+) denotes a hydrogen ion, an alkali metal ion or an ammonium ion,Hal denotes chlorine or bromine,x denotes a number from 2 to 4,y denotes 0 or 1 andx+y.ltoreq.4, andz denotes a number from 0 to 4,and the dyestuff is fixed by heat treatment.Type: GrantFiled: February 22, 1980Date of Patent: July 7, 1981Assignee: Bayer AktiengesellschaftInventors: Manfred Groll, Werner Kuhnel, Robert Kuth
-
Patent number: 4268267Abstract: Dyestuffs of the formula ##STR1## wherein Pc, R.sub.1, R.sub.2, R.sub.3, R.sub.4, Ar, R.sub.5, R.sub.6, a, b and c have the meaning indicated in the description, and their use for dyeing and printing materials which contain hydroxyl or amide groups, such as textile fibres, filaments and fabrics made of wool, silk and synthetic polyamide and polyurethane fibres and for wash-fast dyeing and printing of natural or regenerated cellulose.The invention relates to new water-soluble phthalocyanine dyestuffs which, in the form of their free acids, have the formula ##STR2## wherein Pc is the radical of a copper phthalocyanine or nickel phthalocyanine,R.sub.1 and R.sub.2 are hydrogen or optionally substituted alkyl, or R.sub.1 +R.sub.2 together with N are a 5-membered or 6-membered heterocyclic ring,R.sub.3 and R.sub.4 are hydrogen or optionally substituted alkyl,Ar is arylene substituted by SO.sub.3 H or/and COOH and optionally by other atoms or groups of atoms,R.sub.5 and R.sub.Type: GrantFiled: October 19, 1979Date of Patent: May 19, 1981Assignee: Bayer AktiengesellschaftInventors: Karl H. Duchardt, Manfred Groll, Klaus Wunderlich
-
Patent number: 4247337Abstract: Copper phthalocyanine derivatives of the formula ##STR1## or mixtures thereof wherein CuPc is optionally substituted copper phthalocyanine, n is a value from 1 to 4, X is hydrogen, 1-4C alkyl, 1-4C alkoxy or halogen, and R is linear or branched alkyl of 1 to 22 C-atoms which may be substituted with one or more alkoxy, dialkylamino or alkylthio, the alkyls having 1 to 22 C-atoms, or arylalkyl, the alkyl having 1 to 4 C-atoms and the aryl being optionally substituted by one or more non-water solubilizing groups, which incorporated into a phthalocyanine pigment, provide excellent flocculation resistance in paint and printing ink media.Type: GrantFiled: October 22, 1979Date of Patent: January 27, 1981Assignee: Ciba-Geigy CorporationInventors: Alexander M. Irvine, John B. Blackburn
-
Patent number: 4246174Abstract: Phthalocyanine dyestuffs of the formula ##STR1## wherein Pc denotes the radical of a copper phthalocyanine or nickel phthalocyanine,R.sub.1, R.sub.2, R.sub.3 and R.sub.4 denote hydrogen or alkyl,Z denotes ##STR2## wherein R.sub.5 and R.sub.6 denote H or a hydrocarbon radical,R.sub.7 denotes H or Cl andR.sub.8 denotes H, F or CH.sub.3, anda denotes a number from 1 to 3,b denotes a number from 0 to 2,c denotes a number from 1 to 2 anda+b+c.ltoreq.4,are obtained in a particularly advantageous manner when compounds of the formula ##STR3## wherein p denotes a number from 0.5 to 1.8,q denotes a number from 1.2 to 3.5 andp+q=2 to 4,are reacted with c mols of a compound of the formula ##STR4## and, if appropriate, b mols of an amine of the formula ##STR5## the acylamino group is split off and the resulting phthalocyanine dyestuff is reacted with c mols of a compound from which the radical of the formula A or B is derived.Type: GrantFiled: November 26, 1979Date of Patent: January 20, 1981Assignee: Bayer AktiengesellschaftInventor: Manfred Groll
-
Patent number: 4240920Abstract: Combined washing and bleaching of fabrics is accomplished by use of a composition comprising a mixture of surfactant, peroxy bleach, and porphine bleach. The surfactant is anionic, nonionic, semi-polar, ampholytic, zwitterionic, or cationic in nature. The peroxy bleach is inorganic or organic. The porphine bleach is a porphine or a mono-, di-, tri-, or tetra-aza porphine, solubilized with anionic, nonionic and/or cationic substituent groups, and metal free or metallated with Zn(II), Cd(II), Mg(II), Ca(II), Al(III), Sc(III) or Sn(IV).Type: GrantFiled: February 27, 1979Date of Patent: December 23, 1980Assignee: The Procter & Gamble CompanyInventor: Manuel J. de Luque
-
Patent number: 4229171Abstract: A fiber-reactive dyestuff mixture is obtained by reacting a phthalocyanine sulfochloride with an aromatic amine having a fiber-reactive group selected from vinyl sulfonyl, .beta.-sulfatoethyl-sulfonyl and .beta.-hydroxyethyl-sulfonyl groups, diazotizing unreacted amine in the resulting mixture and reacting the diazo compound in the mixture with a conventional coupling component to form a mixture of phthalocyanine and azo dyestuffs.Type: GrantFiled: October 5, 1978Date of Patent: October 21, 1980Assignee: Hoechst AktiengesellschaftInventor: Fritz Meininger
-
Patent number: 4224222Abstract: This invention relates to a process for the preparation of a very pure copper phthalocyanine pigment of the .alpha.-modification which comprises dissolving crude copper phthalocyanine in a 80 to 86% sulfuric acid isolating the copper phthalocyanine sulfate formed, hydrolizing the sulfate and grinding the copper phthalocyanine thus obtained in an aqueous-organic medium.Type: GrantFiled: October 20, 1978Date of Patent: September 23, 1980Assignee: Hoechst AktiengesellschaftInventors: Ernst Spietschka, Siegfried Schiessler, Wolfgang Tronich
-
Patent number: 4219333Abstract: An aqueous cleaning composition containing 0.1-5 percent of a detergent which may be nonionic or anionic, 0-1 percent of one or more alkaline builder salts and 0-5 percent of a volatile organic solvent wherein the cleaning solution is carbonated with carbon dioxide and maintained at a pressure of from about 1 to 10 atmospheres.Type: GrantFiled: July 3, 1978Date of Patent: August 26, 1980Inventor: Robert D. Harris
-
Patent number: 4213757Abstract: Aqueous dye formulations which contain one or more sparingly water-soluble, or water-insoluble, phthalocyanine-sulfonamides of the formula ##STR1## where A is a (n+m)-valent radical of copper phthalocyanine, cobalt phthalocyanine or nickel phthalocyanine which may be substituted by up to 4 chlorine or bromine atoms, R is hydrogen, alkyl of 1 to 5 carbon atoms or alkoxyalkyl of a total of 3 to 7 carbon atoms, R.sup.1 is a substituted or unsubstituted aliphatic, cycloaliphatic, araliphatic or aromatic radical, or ##STR2## is a saturated 5-membered or 6-membered heterocyclic ring, X.sup..sym. is H.sup..sym., an alkali metal ion, (NH.sub.4).sup..sym. or ##STR3## (where R and R.sup.1 have the above meanings), n is 2, 3 or 4 and m is 0 or 1, together with one or more conventional dispersing agents and humectants and with or without a disinfectant. The formulations give very fast prints and dyeings on cellulose and on cellulose-containing fibers.Type: GrantFiled: August 1, 1977Date of Patent: July 22, 1980Assignee: BASF AktiengesellschaftInventors: Manfred Ruske, Wolfgang Elser
-
Patent number: 4201547Abstract: Azo developing dyestuffs are produced by diazotizing on the fiber a mono- to tetramine derived from a metal-containing or metal-free phthalocyanine, the amino group(s) being bound to a phenyl or naphthyl group (which may be substituted) which is linked via a bridge member to the phthalocyanine which may further contain up to 3 optionally substituted sulfon amide groups and up to 3 sulfo groups, and coupling said diazotized amino onto azoic coupling components usual for preparing developing dyestuffs.Type: GrantFiled: March 20, 1978Date of Patent: May 6, 1980Assignee: Hoechst AktiengesellschaftInventors: Erich Feess, Hartmut Springer, Paul Karacsonyi, Willy Gronen, Horst Curtius
-
Patent number: H223Abstract: Articles or structures can be treated to convert mustard gas to divinylsude by coating on said articles or structures a composition containing a transition metal complex of a tetrasulfonated or tetraamino phthalocyanine.Type: GrantFiled: May 22, 1986Date of Patent: March 3, 1987Assignee: The United States of America as represented by the Secretary of the ArmyInventors: Reginald P. Seiders, J. Richard Ward