Containing -c(=x)-, Wherein X Is Chalcogen (e.g., Carbonyl, Etc.) Patents (Class 534/841)
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Patent number: 8585784Abstract: The present invention relates to new compounds, which are molecular combinations of a phthalocyanine and a mono-azo dyestuff linked via specific linking groups and to a process for their preparation. Further aspects are shading compositions using these compounds.Type: GrantFiled: November 25, 2008Date of Patent: November 19, 2013Assignee: BASF SEInventors: Hans Kramer, Frank Bachmann, Christof Dosenbach, Mini Jeevanath, Georg Roentgen, Adolf Käser, Roger Wolfgang Basler
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Publication number: 20110163268Abstract: The present invention provides a polarizing film containing an azo compound represented by the following formula (1): in which X is a hydrogen atom, a halogen atom, a nitro group, a cyano group, an alkyl group having 1 to 3 carbon atoms or an alkoxy group having 1 to 4 carbon atoms, and M is a counter ion.Type: ApplicationFiled: December 30, 2010Publication date: July 7, 2011Applicant: NITTO DENKO CORPORATIONInventors: Hisanari ONOUCHI, Sadahiro NAKANISHI
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Publication number: 20100319142Abstract: The present invention relates to new compounds, which are molecular combinations of a phthalocyanine and a mono-azo dyestuff linked via specific linking groups and to a process for their preparation. Further aspects are shading compositions using these compounds.Type: ApplicationFiled: November 25, 2008Publication date: December 23, 2010Applicant: BASF SEInventors: Hans Kramer, Frank Bachmann, Christof Dosenbach, Mini Jeevanath, Georg Roentgen, Adolf Kaser, Roger Wolfgang Basler
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Patent number: 6984724Abstract: The invention relates to novel monoazo compounds of formula (1), wherein R1 re resents H, Cl or CH3; R2 represents H or Cl; M2+ represents Mg2+, Mn2+ or Sr2+; Y1=represents COO? or SO3?; Y2=SO3?; Y3=Y4=Y5=H; or Y3=SO331 , Y2=Y4=Y5=H; or Y4=SO3?, Y2=Y3=Y5=H; or Y5=SO3?, Y2=Y3=Y4=H. The compounds of formula (1) are characterized by high intensity and light-fastness.Type: GrantFiled: July 27, 2002Date of Patent: January 10, 2006Assignee: Clariant GmbHInventors: Hans Joachim Metz, Uday T. Nabar, Frank Morgenroth, Chandrashekhar D. Patil, Sunil D. Deval
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Patent number: 6929688Abstract: Monoazo dyes of general formula (IV) wherein R1, R2, R3, X, M and n are as described in the specification, are excellent dyes for dyeing and printing of cellulose containing materials and textile materials and especially for the preparation of inks for ink jet printing.Type: GrantFiled: May 23, 2003Date of Patent: August 16, 2005Assignee: Ilford Imaging Switzerland GmbHInventors: Kurt Baettig, Thomas Stauner
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Publication number: 20040237837Abstract: A lightfast additive and an ink composition including the same include a benzophenone moiety for lightfastness and a moiety for wettability and the ability to stabilize a colorant, wherein the two moieties are covalently bonded. The lightfast additive may exhibit effective ultraviolet (UV) light absorption capacity, effective wettability, and an ability to stabilize a colorant. The ink composition utilizing the light fast additive thus has an improved lightfastness and long-term storage stability.Type: ApplicationFiled: May 24, 2004Publication date: December 2, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Kyung-hoon Lee, Seung-min Ryu, Yeon-kyoung Jung
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Publication number: 20040237836Abstract: A benzophenone compound, and an ink composition that includes the benzophenone compound can absorb UV light, and thus improve lightfastness of images produced with the ink composition containing the compound. Due to the function of the benzophenone compound as a lightfast dispersant, the dispersibility and the lightfastness of an ink composition are improved with the benzophenone compound, without requiring an additional lightfastness enhancer.Type: ApplicationFiled: May 24, 2004Publication date: December 2, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Kyung-hoon Lee, Seung-min Ryu, Yeon-kyoung Jung
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Publication number: 20030221588Abstract: Monoazo dyes of general formula (IV) 1Type: ApplicationFiled: May 23, 2003Publication date: December 4, 2003Applicant: ILFORD IMAGING SWITZERLAND GmbH.Inventors: Kurt Baettig, Thomas Stauner
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Patent number: 6599748Abstract: A hardness indicator composition, and a method of water hardness analysis, capable of measuring hardness even with higher-hardness water without requiring titration by a two-liquid system. The hardness indicator composition is formulated of a metal indicator with a desensitizer added thereto.Type: GrantFiled: November 21, 2000Date of Patent: July 29, 2003Assignees: Miura Co., Ltd., Miura Institute of Research & Development Co. Ltd.Inventors: Junichi Nakajima, Keita Mizogami, Yuuji Ukena
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Patent number: 6548703Abstract: A toning agent for an azo pigment, an azo pigment with a modified tone, and process for preparing the same are provide. 2-hydroxynaphthalene-3,6-dicarboxylic acid or a derivative thereof is admixed with a primary coupler component for an azo pigment and the mixed coupler composition and an aromatic diazonium are coupled.Type: GrantFiled: June 16, 2000Date of Patent: April 15, 2003Assignee: Kabushiki Kaisha Ueno Seiyaku Oyo KenkyujoInventors: Ryuzo Ueno, Masaya Kitayama, Kenji Minami, Masamitsu Kubotsu
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Patent number: 6183549Abstract: Compounds of Formula (1) and salts thereof: wherein: Ar1 is substituted aryl wherein at least one substituent is —COOH; R1 is H or optionally substituted alkyl; L is substituted phenyl carrying at least one substituent at the 2-position, or optionally substituted naphthyl. Also claimed are compositions comprising a compound of the Formula (1) and a water-soluble magenta dye, liquid compositions, especially inks, containing a compound of Formula (1), an ink jet printing process using the inks, a substrate printed with the inks, and an ink jet printer cartridge and an ink jet printer containing the inks.Type: GrantFiled: August 27, 1999Date of Patent: February 6, 2001Assignee: Avecia LimitedInventor: Paul Wight
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Patent number: 5684139Abstract: Dyestuffs of the formula (I) ##STR1## wherein R.sup.1 and R.sup.4 independently of one another represent an acyl radical,R.sup.2 and R.sup.3 independently of one another represent hydrogen or unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl,X represents a bridge member which is not fibre-reactive andn and m independently of one another represent 1 or 2,are outstandingly suitable for dyeing and printing substrates containing hydroxyl and/or amide groups, in particular for printing paper by the ink-jet method.Type: GrantFiled: July 5, 1996Date of Patent: November 4, 1997Assignee: Bayer AktiengesellschaftInventors: Peter Wild, Karin Hassenruck, Frank-Michael Stohr
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Patent number: 5542970Abstract: A monoazo compound of the general formula ##STR1## wherein; Y is hydrogen, methyl, methoxy, acetylamino, or nitro, or Y, cojointly with the carbon atom located in the benzene ring B at the 3-position with respect to the N.dbd.N group, may form a benzene ring; X is acetyl, benzoyl, p-toluenesulfonyl, or 4-chloro-6-hydroxy-1,3,5-triazine-2-yl; and M.sup.1, M.sup.2 and M.sup.3 each are a base selected from alkali metal atom, ammonium cation and amine salt cation. A recording liquid comprising a coloring matter, which is an image-forming component, and a liquid medium for dissolving or dispersing the coloring matter, said recording liquid being characterized by containing as coloring matter the above-mentioned monoazo compound.Type: GrantFiled: June 6, 1995Date of Patent: August 6, 1996Assignees: Canon Kabushiki Kaisha, Mitsubishi Chemical CorporationInventors: Konoe Miura, Hiroshi Takimoto, Tokuya Ohta, Masatsune Kobayashi
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Patent number: 5254160Abstract: A water-soluble dye for a color subtractive, lightfast, wide spectrum ink as follows: ##STR1## wherein: X is ##STR2## R.sub.1 is: an aliphatic radical having from 1 to 18 carbon atoms; the radical ##STR3## in which R.sub.2 is --H, -lower alkyl of 1 to 4 C atoms, -lower alkoxy, -halogen, --NO.sub.2 --CN, --CO.sub.2 H;R.sub.3 is --H, -lower alkyl having 1 to 4 C atoms, -halogen, --CO.sub.2 H;M is H, Li, Na, K, --N(R.sub.4).sub.4 in which R.sub.4 is H, ##STR4## in which R.sub.5 is --H, -lower alkyl, and.sub.n is 1 to 4; and in which one of the --SO.sub.3 M groups on the amino-naphthol radical is positioned meta or para --SO.sub.3 M is meta to the --OH.and the dye in a water and glycol vehicle. A dye set of this dye, Direct Blue 199, and Direct Yellow 132 provides a full color spectrum of bright, lightfast colors.Type: GrantFiled: December 14, 1992Date of Patent: October 19, 1993Assignee: Lexmark International, Inc.Inventors: Bradley L. Beach, Kathryn E. Burns, James F. Feeman, Ann M. Piekunka, Agnes K. Zimmer
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Patent number: 5196518Abstract: A process for the preparation of azo dyes of formula ##STR1## wherein K is the radical of a coupling component of the benzene or naphthalene series or of the heterocyclic series, and the hydroxy group is attached to K adjacent to the azo group, X is hydrogen or nitro and M is an alkali metal ion, which process comprises coupling a diazo component of formula ##STR2## in the presence of one or more buffer mixtures and in the absence or presence of an alkali metal chloride, to a coupling component of formula ##STR3## in which formulae (2) and (3) K and X are as defined for formula (1). The present invention makes it possible to prepare the azo dyes in high yields.Type: GrantFiled: August 28, 1991Date of Patent: March 23, 1993Assignee: Ciba-Geigy CorporationInventors: Horst Langfeld, Claudio Puebla, Gunter Sereinig
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Patent number: 5183501Abstract: An ink composition for ink jet recording, which contains a water-soluble dye, an organic solvent and water, in which the dye is represented by the formula (1) as shown in the state of free acid:D--(SO.sub.2 CH.sub.2 CH.sub.2 SO.sub.3 H).sub.m (1)wherein D represents a dye residue selected from the group of monoazo and polyazo dyes, their complexes with Cr, Fe, Co and Cu, copper and nickel phthalocyanine dyes, anthraquinone dyes, dioxazine dyes, and formazane complex dyes, and m represents an integer of 1, 2, 3 or 4, and which is superior in its stability during preservation and while being used, thermal stability, image clearness, water resistivity, light fastness, etc.Type: GrantFiled: October 11, 1991Date of Patent: February 2, 1993Assignees: Sumitomo Chemical Company, Limited, Taoka Chemical Co. Ltd.Inventors: Hideo Kawashita, Mituhiro Ohta, Kazuya Ogino
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Patent number: 5051131Abstract: An azo pigment composition which forms a dispersion having high tinting strength and excellent clearness, transparency, fluidity and storage stability, and which is formed from a coupling reaction between a diazo component and a coupler component, and contains a compound represented by formula (I) ##STR1## wherein Q represents a diazo or coupler component moiety, A represents a divalent bonding group selected from a class consisting of --CONR'--, SO.sub.2 NR'--, --CH.sub.2 NH-- and --CH.sub.2 NHCOCH.sub.2 NH-- in which R' represents a hydrogen atom, alkyl group having 1 to 20 carbon atoms or aryl group,each of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represents a hydrogen atom, alkyl group having 1 to 20 carbon atoms or alkenyl group having 2 to 20 carbon atoms, and R.sub.3 and R.sub.Type: GrantFiled: December 12, 1989Date of Patent: September 24, 1991Assignee: Toyo Ink Manufacturing Co., Ltd.Inventors: Takahiro Yuasa, Kenzi Kitamura
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Patent number: 5026830Abstract: Process for the preparation of azo dyes of the formula ##STR1## in which K is the radical of a coupling component of the benzene or naphthalene series or of the heterocyclic series in which the hydroxyl group is attached to K in a position adjacent to the azo group, X is hydrogen or nitro and M is an alkali metal ion or ammonium ion, which comprises coupling a diazo component of the formula ##STR2## in the presence of an alkali metal chloride and ammonium chloride with a coupling component of the formula (3) ##STR3## K and X in the formulae (2) and (3) being as defined under formula (1). The present invention allows the preparation of the said azodyes in high yields.Type: GrantFiled: August 29, 1988Date of Patent: June 25, 1991Assignee: Ciba-Geigy CorporationInventors: Horst Langfeld, Claudio Puebla, Gunter Sereinig
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Patent number: 4918169Abstract: 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: GrantFiled: August 19, 1988Date of Patent: April 17, 1990Assignee: Ciba-Geigy CorporationInventor: Karl Hoegerle
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Patent number: 4841027Abstract: Improvement in a process for producing an arylazo-aminonaphtholsulfonic acid represented by a free acid of the formula, ##STR1## wherein A is a phenyl or naphthyl group unsubstituted or substituted by one to four members selected from alkyl, alkoxy, phenoxy, sulfonic acid, carboxylic acid, arylamino, amino, nitro and hydroxyl groups and halogen atoms, and m is 0 or 1, which comprises reacting an aminonaphtholsulfonic acid represented by a free acid of the formula, ##STR2## wherein m is as defined above, with a dibasic acid anhydride to obtain an acylaminonaphtholsulfonic acid, coupling a diazonium compound of amine of the formula,A'--NH.sub.Type: GrantFiled: February 11, 1985Date of Patent: June 20, 1989Assignee: Sumitomo Chemical Company, LimitedInventors: Yutaka Kayane, Takashi Omura, Yasuo Tezuka, Hideharu Sone
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Patent number: 4620853Abstract: Dyestuff mixtures which contain dyestuffs (A) of the formula ##STR1## and dyestuff (B) of the formula ##STR2## in an (A):(B) weight ratio of (80 to 60):(20 to 40) useful for dyeing and printing hydrophobic fiber materials.Type: GrantFiled: December 9, 1985Date of Patent: November 4, 1986Assignee: Cassella AktiengesellschaftInventors: Horst Tappe, Klaus Hofmann, Manfred Hahnke, Albert Bode
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Patent number: 4565884Abstract: Bis-platinum complexes having the formula ##STR1## wherein A is a ligand having two pairs of platinum-coordinating acidic groups which are each independently a carboxylate, phenolate, sulfonate or phosphonate group, each said pair being capable of coordinating with a platinum ion to form a 5-10 membered chelate ring; Z is a water-solubilizing group; n is 0 or a positive integer, with the proviso that n is 0 only when at least one of said platinum-coordinating acidic groups is sulfonate or phosphonate or when at least one platinum ion is a Pt(IV) ion; and R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are each independently H or a C.sub.1-20 alkyl, aryl, aralkyl, or alkaryl group, or together form one or more C.sub.1-30 alkylene, cycloalkylene, arylene, aralkylene or alkarylene groups; or a pharmaceutically acceptable salt thereof, are useful as readily water-soluble antitumor agents.Type: GrantFiled: May 10, 1984Date of Patent: January 21, 1986Assignee: Andrulis Research CorporationInventors: Peter J. Andrulis, Jr., Paul Schwartz
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Patent number: 4530724Abstract: The color of azo pigments derived from 2-hydroxynaphthalene-3-carboxylic acid or its salts are improved by the coupling reaction of a diazonium compound of an aromatic aminosulfonic acid with a coupling component which is a mixture of (1) 2-hydroxynaphthalene-3-carboxylic acid or its salt, (2) .beta.-naphthol or its salt, and (3) a phenolic by-product having a molecular weight of about 300 and containing about 1 equivalent of phenolic hydroxy groups. The phenolic by-product can be obtained by evaporating .beta.-naphthol from a tarry substance formed as a by-product during the reaction of an alkali .beta.-naphtholate with carbon dioxide, extracting the residue with an alkali and precipitating the soluble matter with an acid. The color or tone of the azo pigment is stabilized by the use of the coupling component.Type: GrantFiled: September 1, 1982Date of Patent: July 23, 1985Assignee: Kabushiki Kaisha Ueno Seiyaku Uno KenkyujoInventors: Ryuzo Ueno, Hiroaki Tsuchiya, Shigeru Itoh