-coo-alkyl Or -coo-aryl Hydrocarbon Patents (Class 8/693)
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Patent number: 9023117Abstract: The present invention provides dye mixtures containing at least one dye of formula (I) and at least one dye of formula (II) where T1, T2, R1 to R9 and n are each as defined in claim 1, processes for their preparation and their use.Type: GrantFiled: September 19, 2012Date of Patent: May 5, 2015Assignee: Dystar Colours Deutschland GmbHInventors: Adrian Murgatroyd, Clemens Grund, Timo Liebig, Stefan Neubauer
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Patent number: 8696766Abstract: A dye of the general formula (I) where D is the residue of a diazo component; X is (C1-C6)-alkylene or oxygen-interrupted (C2-C6)-alkylene; R1 is methyl, ethyl or phenyl; R2 is hydrogen, cyano or carboxamido; R3 is phenyl or substituted phenyl; R4 is hydrogen or methyl or R3 and R4 combine with the atoms to which they are attached to form a five- or six-membered ring. The invention further relates to the process of the preparation of the dye of formula and its use.Type: GrantFiled: March 18, 2009Date of Patent: April 15, 2014Assignee: DyStar Colours Deutschland GmbHInventor: Stefan Neubauer
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Patent number: 8641785Abstract: An aqueous pigment dispersion containing A and B, wherein A is an azo pigment, an example of which is shown below, and in a crystal form having at least one characteristic peak at Bragg angles (2?) of 5 to 15° and 20 to 30° in X-ray diffraction with characteristic Cu K? line, a tautomer, a salt or hydrate thereof; and B is a vinyl polymer containing a specific structural unit, a structural unit derived from a salt-forming group-containing monomer (a), and a structural unit derived from a monomer selected from a styrene series macromer (b) and a hydrophobic monomer (c), provided that the water-insoluble vinyl polymer has at least either of 2 or more hydroxyl groups and 1 or more carboxyl groups at the end of the main chain:Type: GrantFiled: September 2, 2010Date of Patent: February 4, 2014Assignee: FUJIFILM CorporationInventors: Keiichi Tateishi, Hiroshi Yamamoto
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Publication number: 20130255011Abstract: The present invention relates to disperse azo dyes based on diazo components having at least one fluorine-containing substituent and an 2,6-diaminosubstituted pyridine coupling component, to a process for the preparation of such dyes and to their use in the dyeing or printing of semi-synthetic and, especially, synthetic hydrophobic fibre materials, more especially textile materials.Type: ApplicationFiled: November 28, 2011Publication date: October 3, 2013Applicant: Huntsman International LLCInventors: Patric Nowack, Urs Lauk, Athanassios Tzikas
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Publication number: 20130174358Abstract: The present invention provides a treatment composition comprising a hydrophobic dye.Type: ApplicationFiled: September 14, 2012Publication date: July 11, 2013Applicant: The Sun Products CorporationInventors: Stephen Norman Batchelor, Jayne Michelle Bird
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Publication number: 20130125317Abstract: The invention relates to specific dye-ascorbic acid derivatives and the use thereof as dyes for the colouring of matrices, such as, for example, skin, hair, nails or textiles, and a process for the preparation thereof, a process for the colouring of matrices, and a composition comprising these dye-ascorbic acid derivatives, and a process for the preparation of these compositions. On use of the specific dye-ascorbic acid derivatives according to the invention, a positive effect on the moisture content of the matrices arises.Type: ApplicationFiled: August 5, 2011Publication date: May 23, 2013Applicant: MERCK PATENT GMBHInventors: Thomas Rudolph, Philipp Buehle
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Publication number: 20130117947Abstract: The present invention is directed to a disperse dye of formula (1) Wherein, X, Y and Z are, independently, hydrogen, halogen, cyano, nitro or SO2F; Wherein at least one of X, Y and Z is SO2F. R1 is hydrogen, methyl, hydroxyl or NHR4; R2 is hydrogen, chloro or methoxy; R3 is hydrogen, (C1-C4)-alkyl or —CH2(CH2)nCOOCH2CN; R5 is hydrogen, (C1-C4)-alkyl or —CH2(CH2)mCOOCH2CN; R4 is —COCH3, —CO C2H5, —SO2CH3 or SO2C2H5; n and m are independently 0,1 or 2, with the proviso: When, Y and Z both are Cl, R1 is other than methyl. When, R2 is Hydrogen and R3, R4 both are alkyl, R1 is selected from NHSO2CH3 or NHSO2C2H5. Disperse dyes of Formula (I) have excellent washing fastness and light fastness on polyester fiber and polyester blends.Type: ApplicationFiled: December 23, 2010Publication date: May 16, 2013Applicant: COLOURTEX INDUSTRIES LIMITEDInventors: Pankaj Desai, Kiyoshi Himeno, Nikhil Desai, Jay Patel
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Patent number: 8349029Abstract: The present invention relates to azo dyes of the formula (1) in which R, M, and Y are defined as stated in claim 1, to dye mixtures comprising them, to processes for preparing them, and to their use.Type: GrantFiled: January 30, 2012Date of Patent: January 8, 2013Assignee: DyStar Colours Deutschland GmbHInventors: Jörg Wörner, Andreas Schrell
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Publication number: 20120291207Abstract: Novel disperse azo dyes of formula (I), and processes for preparation thereof. These dyes possess superior washing fastness, sublimation fastness and light fastness.Type: ApplicationFiled: December 23, 2010Publication date: November 22, 2012Applicant: COLOURTEX INDUSTRIES LIMITEDInventors: Pankaj Desai, Kiyoshi Himeno, Nikhil Desai
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Patent number: 8236065Abstract: There is provided an azo pigment having excellently good color reproducibility, dispersibility, and storage stability of pigment dispersions and having excellent hue and tinctorial strength. An azo pigment represented by the following formula (1) and having characteristic peaks at Bragg angles (20±0.2°) of 7.2°, 13.4°, 15.0° and 25.Type: GrantFiled: December 8, 2009Date of Patent: August 7, 2012Assignee: FUJIFILM CorporationInventors: Keiichi Tateishi, Yoshiaki Nagata, Shinya Hayashi
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Patent number: 8216688Abstract: In a dyeing method of an aluminum-based member, a first color forming material is held in a hole of a first region of an anodized film, a second color forming material is held in holds of a second region that is smaller than the first region by diagonally spraying, When the second colored layer is formed, a gradation region is formed in a boundary with the first region and the second region, and the hole are closed.Type: GrantFiled: March 17, 2011Date of Patent: July 10, 2012Assignee: Corona Kogyo CorporationInventor: Masao Yamaguchi
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Patent number: 8152861Abstract: The present invention relates to a) a non-oxidative coloring agent for keratin fibers, in particular human hair, comprising at least one dye according to formula (I) or (II), b) an oxidative coloring agent for keratin fibers, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide), at least one oxidative dye precursor and at least one dye according to formula (I) or (II), and c) a lightening agent for keratin fibers, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide) and at least one dye according to formula (I) or (II), with R4 being a cationic group.Type: GrantFiled: June 3, 2011Date of Patent: April 10, 2012Assignee: The Procter & Gamble CompanyInventors: Markus Speckbacher, Jessica Chassot, Hans-Jürgen Braun
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Patent number: 8062383Abstract: To provide an azo pigment composition having extremely good hue and extremely good light fastness and showing excellent tinctorial strength (color density) and, preferably, to provide an azo pigment composition further containing an azo pigment having characteristic X-ray diffraction peaks at different positions or a tautomer thereof An azo pigment composition which contains at least one azo pigment represented by the following formula (1) and having characteristic peaks at Bragg angles (20±0.2°) of 7.2° and 25.9° in X-ray diffraction with the characteristic Cu K? line, or a tautomer thereof: .Type: GrantFiled: March 5, 2009Date of Patent: November 22, 2011Assignee: FUJIFILM CorporationInventor: Keiichi Tateishi
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Publication number: 20110247150Abstract: The invention provides for a dye of the formula (I) where D is the residue of a diazo component; R1 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy, hydroxyl, halogen, —NHCHO, —NHCO(C1-C6)-alkyl or —NHSO2(C1-C6)-alkyl; R2 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy or halogen; R3 is hydrogen, (C1-C6)-alkyl, substituted (C1-C6)-alkyl, (C3-C4)-alkenyl or substituted (C3-C4)-alkenyl or R2 and R3 combine to form the radical —C*H(CH3)CH2C(CH3)2—, where the carbon atom marked * is attached to the phenyl nucleus; R4 is hydrogen or (C1-C6)-alkyl; R5 is hydrogen or (C1-C6)-alkyl; R6 is hydrogen or (C1-C6)-alkyl; X is phenyl, thiophenyl, sulfonylphenyl or phenoxy; n is 0 , 1, or 2; and m is 0 or 1. The invention is also related to the process of using the dye and the process of preparing the dye.Type: ApplicationFiled: August 1, 2008Publication date: October 13, 2011Applicant: DYSTAR COLOURS DEUTSCHLANDS GMBHInventor: Stefan Neubauer
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Publication number: 20110197377Abstract: The present invention relates to dyes of formula wherein R1 and R2 are each independently of the other hydrogen, vinyl, allyl or C1-C6alkyl which is unsubstituted or substituted by cyano, carboxy, hydroxy, C1-C6alkoxy or C6-C24aryl, R3 is hydrogen, C1-C6alkyl or C6-C24aryl, R4 is hydrogen, C1-C6alkyl or C6-C24aryl, 2-Cyano-C1-C6alkyl, 2-Alkoxy-C1-C6alkyl, 2-Oxo-C1-C6alkyl, n is 0, 1 or 2, and D denotes a radical of formula (2), (3), (4), (5), (6) or (7) wherein R5 is hydrogen, nitro, cyano or halogen, R6 and R7 are each independently of the other hydrogen, nitro, cyano or halogen, R8 and R9 are each independently of the other hydrogen, nitro, cyano or halogen, R10 and R11 are each independently of the other nitro, cyano, trifluoromethyl, carboxy, C1-C6alkyl, C1-C6alkoxy, C1-C6acylamino or halogen, R12 and R13 are each independently of the other hydrogen, nitro, cyano, trifluoromethyl, carboxy, C1-C6alkoxycarbonyl, C1-C6alkylsulfonyl, C1-C6alkylsulfonylamino, C1-C6acylamino or halogen, R14 represenType: ApplicationFiled: September 23, 2009Publication date: August 18, 2011Applicant: Huntsman International LLCInventors: Ralf Petermann, Christian Suppiger, Urs Lauk
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Patent number: 7931939Abstract: In a dyeing method of an aluminum-based member, a first color forming material is held in a hole of a first region of an anodized film, a second color forming material is held in holds of a second region that is smaller than the first region by diagonally spraying, When the second colored layer is formed, a gradation region is formed in a boundary with the first region and the second region, and the hole are closed.Type: GrantFiled: December 29, 2008Date of Patent: April 26, 2011Assignee: Corona Kogyo CorporationInventor: Masao Yamaguchi
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Patent number: 7909892Abstract: The present invention relates storage stable aqueous dye solutions comprising a) 5 to 30% by weight of a dye of the formula in which K is a residue of a coupling component of the acetoacetanilide, pyridone, pyrazolone or pyrimidine series and M is hydrogen, an alkali metal or alkaline earth metal, ammonium or alkyl ammonium, b) 0.05 to 5% by weight of one or more compounds of the formula or a residue of the formula in which A, X, Y, R, P and Q are defined herein, c) an organic or an inorganic base or mixtures thereof, d) if desired, further additives and e) water, a process for their preparation and the use thereof for the dyeing, in particular of paper.Type: GrantFiled: January 21, 2003Date of Patent: March 22, 2011Assignee: BASF SEInventors: Holger Lautenbach, Adolf Käser, Michael Heneghan
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Patent number: 7909891Abstract: The invention relates to a dye of the general formula (I) where D is the residue of a diazo component; R1 is hydrogen, (C1-C6-alkyl, (C1-C4)-alkoxy, hydroxyl, halogen, —NHCHO, —NHCO(C1-C6)-alkyl, —NHCOaryl, —NHSO2(C1-C6)-alkyl or —NHSO2aryl; R2 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy, phenoxy or halogen; R3 is hydrogen, (C1-C6)-alkyl, substituted (C1-C6)-alkyl, (C3-C4)-alkenyl or substituted (C3-C4)-alkenyl; or R2 and R3 combine to form the radical —C*H(CH3)CH2C(CH3)2—, where the carbon atom marked * is attached to the phenyl nucleus; R4 is hydrogen, (C1-C6)-alkyl or phenyl; R5 is vinyl or a group of the formula —CHR6COR7, where R6 is hydrogen, (C1-C6)-alkyl or phenyl; R7 is (C1-C6)-alkyl, substituted (C1-C6)-alkyl, phenyl or substituted phenyl; and X is C1-C5)-alkylene. The invention for relates to a process to prepare the dye and their use.Type: GrantFiled: September 15, 2008Date of Patent: March 22, 2011Assignee: DyStar Colours Deutschland GmbHInventor: Stefan Neubauer
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Publication number: 20110030153Abstract: A dye of the general formula (I) where D is the residue of a diazo component; X is (C1-C6)-alkylene or oxygen-interrupted (C2-C6)-alkylene; R1 is methyl, ethyl or phenyl; R2 is hydrogen, cyano or carboxamido; R3 is phenyl or substituted phenyl; R4 is hydrogen or methyl or R3 and R4 combine with the atoms to which they are attached to form a five- or six-membered ring. The invention further relates to the process of the preparation of the dye of formula and its use.Type: ApplicationFiled: March 18, 2009Publication date: February 10, 2011Applicant: DyStar Colours Deutschland GmbHInventor: Stefan Neubauer
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Publication number: 20100281629Abstract: The invention relates to a dye of the general formula (I) where D is the residue of a diazo component; R1 is hydrogen, (C1-C6-alkyl, (C1-C4)-alkoxy, hydroxyl, halogen, —NHCHO, —NHCO(C1-C6)-alkyl, —NHCOaryl, —NHSO2(C1-C6)-alkyl or —NHSO2aryl; R2 is hydrogen, (C1-C6)-alkyl, (C1-C4)-alkoxy, phenoxy or halogen; R3 is hydrogen, (C1-C6)-alkyl, substituted (C1-C6)-alkyl, (C3-C4)-alkenyl or substituted (C3-C4)-alkenyl; or R2 and R3 combine to form the radical —C*H(CH3)CH2C(CH3)2—, where the carbon atom marked * is attached to the phenyl nucleus; R4 is hydrogen, (C1-C6)-alkyl or phenyl; R5 is vinyl or a group of the formula —CHR6COR7, where R6 is hydrogen, (C1-C6)-alkyl or phenyl; R7 is (C1-C6)-alkyl, substituted (C1-C6)-alkyl, phenyl or substituted phenyl; and X is C1-C5)-alkylene. The invention for relates to a process to prepare the dye and their use.Type: ApplicationFiled: September 15, 2008Publication date: November 11, 2010Applicant: DyStar Colours Deustschland GmbHInventor: Stefan Neubauer
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Patent number: 7371831Abstract: Compounds of formula (I) wherein all substituents have the meanings as defined in the Specification, their production and their use.Type: GrantFiled: February 11, 2002Date of Patent: May 13, 2008Assignee: Clariant Finance (BVI) LimitedInventors: Martin Oberholzer, Jürgen Geiwiz
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Patent number: 7358345Abstract: The present invention claims dyestuffs of formula (I), wherein D, R1 to R7 and n are defined as given in claim 1, a process for their preparation and their useType: GrantFiled: October 15, 2004Date of Patent: April 15, 2008Assignee: Dystar Textilfarben GmbH & Co. Deutschland KGInventor: Nigel Hall
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Patent number: 7101983Abstract: The present invention relates to novel dyestuffs of formula (I) wherein the substituents have the meanings defined in the claims, the production of such dyestuffs, the use of these dyestuffs and material dyed or printed by such dyestuffs.Type: GrantFiled: April 2, 2002Date of Patent: September 5, 2006Assignee: Clariant Finance (BVI) LimitedInventors: Robert Egli, Oliver Eich, Knut Göke
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Patent number: 7060807Abstract: Monoazo dyestuffs of the general formula (1) wherein R1, R2, R3 and n are as defined in claim 1, method for their preparation and a method for colouring a synthetic textile material or fiber blend thereof using such dyestuffs.Type: GrantFiled: September 22, 2004Date of Patent: June 13, 2006Assignee: DyStar Textilfarben GmbH & Co. Deutschland KGInventor: Kiyoshi Himeno
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Patent number: 6309427Abstract: 1:2 chromium complex dyes of the formula in which R signifies C1-9-alkyl or a radical of the formula R1 signifies C1-4-alkyl, —COOM, —COOR5 or —CONH2, R2 signifies hydrogen or —SO3M, R3 signifies hydrogen, methyl or methoxy, R4 signifies hydrogen, methyl, methoxy or chloro, n signifies from 0 to 3, M signifies hydrogen or a non-chromophoric cation and Kat+ signifies hydrogen or a non-chromophoric cation are suitable for dyeing artificially produced oxide layers on aluminium or aluminium alloys and so give highly lightfast dyeings in orange shades.Type: GrantFiled: December 14, 1999Date of Patent: October 30, 2001Assignee: Clariant Finance (BVI) LimitedInventor: Klaus Körte
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Patent number: 6191265Abstract: Azo dyes of the formula wherein the substituents are each as defined in the description, are useful for dyeing and printing synthetic textile materials.Type: GrantFiled: December 14, 1999Date of Patent: February 20, 2001Assignee: DyStar Textilfarben GmbH & Co. Deutschland KGInventor: Rainer Hamprecht
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Patent number: 6111083Abstract: Disperse dyes of formula ##STR1## wherein R.sub.1 is nitro or cyano, R.sub.2 is halogen, R.sub.3 is C.sub.1 -C.sub.4 alkyl, R.sub.4 and R.sub.5 are each independently of the other methyl or ethyl and R.sub.6 is hydrogen, methyl or ethyl, with the proviso that R.sub.6 is not hydrogen if R.sub.1 is cyano, R.sub.2 is halogen and R.sub.3 is methyl or isopropyl or if R.sub.1 is nitro, R.sub.2 is halogen and R.sub.3 is methyl.These dyes are suitable in particular for dyeing and printing polyester textile materials.Type: GrantFiled: April 20, 1999Date of Patent: August 29, 2000Assignee: Ciba Specialty Chemicals CorporationInventors: Antoine Clement, Alfons Arquint, Urs Lauk
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Patent number: 6034226Abstract: Disperse dyes of formula ##STR1## wherein R is nitro or cyano, R.sub.1 is halogen, R.sub.2 is C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by C.sub.1 -C.sub.3 alkoxy, halogen, cyano or phenyl, R.sub.3 is C.sub.1 -C.sub.4 alkyl, R.sub.4 is methyl or ethyl, R.sub.5 is hydrogen, methyl or ethyl, and R6 is methyl or ethyl, with the proviso that R.sub.5 is not hydrogen if R is nitro, R.sub.1 is halogen and R.sub.2 is C.sub.1 -C.sub.4 alkyl.These dyes are particularly suitable for dyeing and printing textile materials consisting of polyester fibres.Type: GrantFiled: May 13, 1999Date of Patent: March 7, 2000Assignee: Ciba Specialty Chemicals CorporationInventors: Paul Herzig, Antoine Clement, Alfons Arquint
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Patent number: 6022379Abstract: Pyrrole derivatives of 1,4-naphthoquinone and of 1,4-dihydroxynaphthalene, dye compositions containing them and the corresponding dyeing process.Type: GrantFiled: February 27, 1998Date of Patent: February 8, 2000Assignee: L'OrealInventors: Sylvie Genard, Herve Andrean, Michel Hocquaux
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Patent number: 5869628Abstract: Disperse dyes of formula ##STR1## wherein R.sub.1 is chloro or bromo,R.sub.2 is methyl or ethyl, andR.sub.3 is methyl or ethyl.The dyes are particularly suitable for dyeing or printing polyester fiber textile material.Type: GrantFiled: August 26, 1997Date of Patent: February 9, 1999Assignee: Ciba Specialty Chemicals CorporationInventors: Paul Herzig, Antoine Clement
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Patent number: 5723586Abstract: Disperse dyes of the general formula I ##STR1## wherein D signifies a diazo component which is usual with disperse dyes,K signifies an aromatic radical of formula ##STR2## Y signifies ##STR3## and the other symbols have the meanings as defined in claim 1, are useful for dyeing or printing hydrophobic, fully or half-synthetic organic fiber materials.Type: GrantFiled: June 14, 1996Date of Patent: March 3, 1998Assignee: Clariant Finance (BVI) LimitedInventor: Ruedi Altermatt
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Patent number: 5710258Abstract: The invention relates to compounds of formula ##STR1## The compounds of formula (1) are suitable as dye for dyeing or printing hydroxyl group-containing or nitrogen-containing fibre materials and give dyeings of prints having good allround fastness properties.Type: GrantFiled: February 5, 1996Date of Patent: January 20, 1998Assignee: Ciba Specialty Chemicals CorporationInventors: Jean-Marie Adam, Peter Sutter
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Patent number: 5639282Abstract: The present invention relates to a process for dyeing polyester or polyester-containing textile materials at pH 8 to pH 11, characterized in that one or more monoazo dyestuffs of the general formula I ##STR1## wherein D is a substituted phenyl radical of the general formula II ##STR2## or 5,6-dichlorobenzothiazol-2-yl6,7-dichlorobenzothiazol-2-yl6-chlorobenzothiazol-2-yl5-nitrobenzothiazol-2-yl6-nitrobenzothiazol-2-yl6-methylsulphonylbenzothiazol-2-yl or5-nitrobenzoisothiazol-3-ylandx.sup.1, x.sup.2, x.sup.3, x.sup.4, y.sup.1, y.sup.2, y.sup.3, r.sup.1, r.sup.2 and r.sup.3 are as defined in claim 1, are employed.Type: GrantFiled: December 14, 1995Date of Patent: June 17, 1997Assignee: Dystar Japan, Ltd.Inventor: Ulrich Buhler
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Patent number: 5633355Abstract: The disperse dyes of formula I ##STR1## wherein the symbols D, K, R.sub.3-5, R.sub.10, m, z, n and Y possess the significances given in claim 1, are eminently suitable for dyeing or printing hydrophobic, fully or semi-synthetic, organic fiber materials.Type: GrantFiled: November 7, 1995Date of Patent: May 27, 1997Assignee: Sandoz Ltd.Inventor: Ruedi Altermatt
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Patent number: 5547478Abstract: The invention is to provide a composition made by blending a benzodifuranone compound of the formula (I): ##STR1## wherein R.sub.1 represents a methylene or straight or branched C.sub.2 -C.sub.6 alkylene group optionally substituted with a hydroxy, C.sub.1 -C.sub.4 alkoxy or C.sub.1 -C.sub.4 alkylcarbonyloxy group; and Q represents 5- or 6-membered saturated or unsaturated heterocyclic ring residue, with an anthraquinone compound of the formula (II): ##STR2## wherein R.sub.2 represents an optionally substituted C.sub.1 -C.sub.6 alkyl, optionally substituted phenyl or C.sub.1 -C.sub.4 alkoxyphenylsulfonyl group, and a method for dyeing hydrophobic materials using the composition to obtain red dyed products with excellent pH dependency and fastnesses to light and washing.Type: GrantFiled: December 16, 1993Date of Patent: August 20, 1996Assignee: Sumitomo Chemical Company, LimitedInventors: Toshinori Fukui, Nobuyuki Katsuda, Shinichi Yabushita, Shuhei Hashizume
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Patent number: 5547477Abstract: Dye mixtures useful for dyeing or printing textile fibers or fabrics contain from 40 to 75% by weight, based on the weight of the dyes, of a dye of the formula ##STR1## where R is C.sub.1 -C.sub.4 -alkyl and n is 1 and from 25 to 60% by weight, based on the weight of the dyes, of a dye of the abovementioned formula where R is C.sub.1 -C.sub.4 -alkyl and n is 2.Type: GrantFiled: December 23, 1994Date of Patent: August 20, 1996Assignee: BASF AktiengesellschaftInventors: Arno Lange, Helmut Degen, Gunther Lamm, Helmut Reichelt, Dieter Wegerle
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Patent number: 5494493Abstract: A disperse dye mixture comprising dye (I) and dye (II) blended at a ratio of from 0.1 to 10 times by weight of dye (II) to dye (I): ##STR1## wherein X is halogen, nitro, cyano, thiocyanate, methylsulfonyl, C.sub.1 or C.sub.2 alkylcarbonyl, C.sub.1 -C.sub.4 alkoxycarbonyl or vinylsulfonyl, Y is hydrogen, halogen, cyano, trifluoromethyl or methylsulfonyl, W is hydrogen, halogen, C.sub.1 or C.sub.2 alkyl or C.sub.1 or C.sub.2 alkoxy, and each of R.sup.1 and R.sup.2 which are independent of each other, is hydrogen, C.sub.1 --C.sub.8 alkyl, or C.sub.2 -C.sub.4 alkyl substituted by halogen, hydroxyl, cyano, alkoxy, alkoxyalkoxy, a hydroxyalkoxy, hydroxyalkoxyalkoxy, acyloxyalkoxy or acyloxyalkoxyalkoxy, provided that each alkoxy has from 1 to 4 carbon atoms.Type: GrantFiled: November 22, 1994Date of Patent: February 27, 1996Assignee: Dystar Japan Ltd.Inventors: Kiyoshi Himeno, Toshio Hihara
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Patent number: 5330543Abstract: Azo dyes having the formula ##STR1## wherein the substituents are as defined in the specification and are useful for dyeing or printing textile materials.Type: GrantFiled: October 27, 1993Date of Patent: July 19, 1994Assignee: BASF AktiengesellschaftInventors: Guenter Hansen, Gunther Lamm, Hermann Loeffler, Helmut Reichelt, Helmut Degen, Arno Lange, Clemens Grund
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Patent number: 5201922Abstract: A disperse dye mixture comprising from 20 to 80% by weight of an orange disperse dye of the following formula (A) and from 20 to 80% by weight of an orange disperse dye of the following formula (B), as dye components: ##STR1##Type: GrantFiled: December 12, 1991Date of Patent: April 13, 1993Assignee: Hoechst Mitsubishi Kasei Co., Ltd.Inventors: Kouichi Seto, Riyouichi Sekioka
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Patent number: 5038415Abstract: A disperse dye composition comprising (a) a pyridone monoazo compound of the formula (I), ##STR1## wherein X.sup.1 and X.sup.2 are each hydrogen, halogen, alkyl, alkoxy or others, and R.sup.1 is alkyl, alkenyl, cycloalkyl, phenyl or anilino, and (b) a pyridone monoazo compound of the formula (II). ##STR2## wherein X.sup.3 and X.sup.4 are each hydrogen, halogen, alkyl, alkoxy or others, and R.sup.2 is alkyl, alkenyl, cycloalkyl, phenyl or anilino, optionally together with (c) a quinophthalone compound of the formula (III), ##STR3## wherein Y is hydrogen or bromine, and the ring A is unsubstituted or substituted benzene or naphthalene ring, which is useful as a yellow dye component for dyeing or printing hydrophobic fiber materials with superior dye bath stability and level dyeing property.Type: GrantFiled: January 9, 1990Date of Patent: August 13, 1991Assignee: Sumitomo Chemical Company, LimitedInventors: Yasuyoshi Ueda, Junichi Sekihachi, Takashi Omura, Hideo Hattori, Kiyoharu Nakatsuka
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Patent number: 4916769Abstract: A disperse dye mixture comprising from 85 to 95% by weight of a dye of the formula: ##STR1## and from 15 to 5% by weight of a dye of the formula: ##STR2## wherein R represents --OH or --OCOR.sup.4 wherein R.sup.4 represents C.sub.1-4 -alkyl or C.sub.1-4 alkoxy;each of R.sup.1 and R.sup.2, independently, represents hydrogen, halogen, C.sub.1-4 -alkyl or C.sub.1-4 -alkoxy; andR.sup.3 represents hydrogen, halogen or nitro.Type: GrantFiled: March 6, 1989Date of Patent: April 17, 1990Assignee: Imperial Chemical Industries plcInventors: David Brierley, Leslie A. Mather, Barry H. Meyrick
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Patent number: 4908042Abstract: Azo dyes of the formula ##STR1## wherein R.sup.1 is alkyl having 1 to 4 carbon atoms; R.sup.2 is alkyl having 1 to 3 carbon atoms; R.sup.3 is alkylcarbonyloxyethyl having 1 to 3 carbon atoms in the alkyl moiety, alkoxycarbonyloxyethyl having 1 to 4 carbon atoms in the alkoxy moiety, methoxyethoxycarbonyloxyethyl or ethoxyethoxycarbonyloxyethyl; and R.sup.4 is one of the definitions of R.sup.3 or cyanoethyl; or mixtures of at least two species of said formula are used for dyeing and printing hydrophobic fiber materials.Type: GrantFiled: April 4, 1988Date of Patent: March 13, 1990Inventors: Ulrich Buhler, Manfred Hahnke, Michael Kunze, Albert Bode
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Patent number: 4743269Abstract: Navy polyester dyeings which are produced by means of dyestuff mixtures based on azo dyestuffs from 2,4-dinitro-6-cyanoaniline and 3-acylamino-dialkylaminoanilines are distinguished by a very good wash fastness on using peroxide-containing domestic washing agents. Preferably the dyestuff formulations used contain a weakly acidic buffer system.Type: GrantFiled: December 16, 1986Date of Patent: May 10, 1988Assignee: Bayer AktiengesellschaftInventors: Wolfgang Haebler, Heinz Geiger, Hans-Gunter Otten, Horst Brandt
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Patent number: 4505715Abstract: A monoazo dyestuff mixture which comprises 90-30% by weight of a monoazo dyestuff of the general formula [II]: ##STR1## wherein R.sup.2 is C.sub.3-6 alkyl, C.sub.Type: GrantFiled: June 1, 1984Date of Patent: March 19, 1985Assignee: Mitsubishi Chemical Industries, LimitedInventors: Toshio Niwa, Kiyoshi Himeno, Junji Yoshihara
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Patent number: 4451398Abstract: Dyes of the formula ##STR1## where R.sup.1 is hydrogen, C.sub.1 -C.sub.6 -alkyl or C.sub.2 -C.sub.6 -alkenyl, R.sup.2 and R.sup.3 independently of one another are hydrogen, C.sub.1 -C.sub.5 -alkyl or C.sub.2 -C.sub.5 -alkenyl, R.sup.4 is C.sub.1 -C.sub.12 -alkyl or hydroxy-C.sub.2 -C.sub.4 -alkyl, X.sup..crclbar. is one equivalent of an anion, mis from 0 to 5 and n is from 0 to 5, with 1.ltoreq.(m+n).ltoreq.5, and F is an (m+n)-valent radical of a monoazo dye, a disazo dye, a polyazo dye, a quinophthalone, a bis-dioxazine, a compound of the 5,6-arylo-2-pyrone series, a naphtholactam dye, a triphenylmethane dye, a xanthene dye, a phthalocyanine, an indigoid, an anthraquinone dye containing one or more phenyl or naphthyl groups, a more highly fused carbonyl-containing dye, a quinacridone, a perylene-3,4,9,10-tetracarboxylic acid diimide, an anthrapyrimidine, a pyrazoloanthrone, a diaminonaphthoquinone, a naphthazarine or a naphthalene-1,4,5,8-tetracarboxylic acid diimide.Type: GrantFiled: February 11, 1981Date of Patent: May 29, 1984Assignee: BASF AktiengesellschaftInventors: Manfred Patsch, Manfred Ruske
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Patent number: 4313874Abstract: Disperse monoazo dyestuffs of the formula: ##STR1## wherein X is lower alkyl, n is 1, 2 or 3, Z is hydrogen, lower alkyl or lower alkoxy, Y is hydrogen, lower alkyl, lower alkoxy, chlorine, bromine, --NHCOX.sup.1 or --NHSO.sub.2 X.sup.2, X.sup.1 is lower alkyl, lower alkoxy, amino or N-lower alkylamino, X.sup.2 is lower alkyl, A.sup.1 and A.sup.2 are each independently lower alkylene, and R.sup.2 and R.sup.3 are each independently lower alkyl or hydroxyalkyl containing from 2 to 4 carbon atoms, together with a process of manufacture and the use of such dyestuffs for the coloration of synthetic polymeric materials particularly polyesters.Type: GrantFiled: April 4, 1977Date of Patent: February 2, 1982Assignee: Imperial Chemical Industries LimitedInventors: Violet Boyd, Brian R. Fishwick, Brian Glover
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Patent number: 4254027Abstract: The disperse monoazo dyestuffs of the formula: ##STR1## wherein T.sup.1 and T.sup.2 are each independently hydrogen or lower alkyl, Z is hydrogen, lower alkyl, or lower alkoxy, Y is hydrogen, lower alkyl, lower alkoxy, chlorine, bromine, --NHCOX.sup.1 or --NHSO.sub.2 X.sup.2, X.sup.1 is lower alkyl, lower alkoxy, amino or N-lower alkylamino, X.sup.2 is lower alkyl, A.sup.1 and A.sup.2 are each independently lower alkylene, R.sup.1 and R.sup.2 are each independently lower alkyl or hydroxyalkyl containing from 2 to 4 carbon atoms, and the benzene ring B can contain additional susbstituents apart from sulphonic acid groups, a process for the manufacture of the said dyestuffs, and their use for coloring synthetic textile materials in yellow to blue shades.Type: GrantFiled: June 21, 1976Date of Patent: March 3, 1981Assignee: Imperial Chemical Industries LimitedInventors: Violet Boyd, Brian R. Fishwick, Brian Glover