The Polycyclo Ring System Is Bonded Directly To An Additional Polycyclo Ring System Having At Least Three Cyclos (e.g., Plural Anthracene Configured Ring Systems Bonded Directly To Each Other, Etc.) Patents (Class 552/212)
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Patent number: 10246590Abstract: The present invention relates to the use of indigo derivatives for dyeing synthetic textiles to a process for dyeing synthetic textiles and to dyed textiles and articles containing them. The invention also relates to novel indigo derivatives per se and to a process for the preparation thereof.Type: GrantFiled: June 14, 2017Date of Patent: April 2, 2019Assignee: Sanko Tekstil Isletmeleri San. Ve Tic. A.S.Inventors: Gokhan Kaplan, Ozgur Akdemir, Olcay Bayar, Aybige Akdag, Ozgur Cobanoglu
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Patent number: 10246820Abstract: Provided are novel compounds of indigo-derivatives as irreversible color changeable dyes. Also provided are methods for the use of various indigo-derivatives for irreversibly color changeable dyes for textile materials and to novel compounds. Also provided is a process for dyeing textile materials, especially denim, with indigo-irreversible color changeable dyes and for textiles and garment articles made by the dyeing process for textile materials.Type: GrantFiled: April 27, 2017Date of Patent: April 2, 2019Assignee: Sanko Tekstil Isletmeleri San. Ve Tic. A.S.Inventors: Gokhan Kaplan, Ozgur Akdemir, Ozgur Cobanoglu
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Publication number: 20150110709Abstract: A method for producing a nanoparticle to separate a diketopyrrolopyrrole pigment includes separating an ?-type diketopyrrolopyrrole pigment nanoparticle having high crystallinity by carrying out separation of the diketopyrrolopyrrole pigment and crystal type transformation to the ?-type with substantially a single step. The ?-type diketopyrrolopyrrole pigment nanoparticle is separated by mixing a diketopyrrolopyrrole pigment solution having the diketopyrrolopyrrole pigment dissolved in a solvent and an alcohol solvent containing an alcohol compound solvent in a thin film fluid formed between at least two processing surfaces 1 and 2 arranged to be opposite to each other so as to be able to approach to and separate from each other, at least one of which rotates relative to the other. An acidic substance is contained in at least any one of the diketopyrrolopyrrole pigment solution and the alcohol solvent at this moment.Type: ApplicationFiled: October 21, 2014Publication date: April 23, 2015Applicant: M. Technique Co., Ltd.Inventor: Masakazu ENOMURA
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Publication number: 20140326164Abstract: A method for preparing a surface modified organic pigment includes the steps of a) reacting the organic pigment in an aromatic hydrocarbon solvent with a surface modifying reagent to form a surface modified organic pigment; and b) washing and drying the surface modified organic pigment; wherein the surface modifying reagent is represented by Formula (I): wherein, X is selected from the group consisting of O, S and N—R3; Y is selected from the group consisting of —O and NR4; R1 to R4 are each independently selected from the group consisting of hydrogen, an alkyl group, an alkenyl group, an alkynyl group, a -aralkyl group, an alkaryl group, and an aryl group and s heteroaryl group; with the proviso that when Y—R1 is different from OH that at least one of R2 to R4 is substituted by at least one functional group having a pKa between 2.5 and 9.Type: ApplicationFiled: November 21, 2012Publication date: November 6, 2014Applicant: AGFA GRAPHICS NVInventors: Johan Loccufier, Nicolas Vriamont, Paul Callant
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Publication number: 20120129927Abstract: The invention relates to two novel substances, namely (1R,2S,3S,4R)-3-acetoxy-1,2,4,5-tetrahydroxy-7-methoxy-2-methyl-1,2,3,4-tetrahydroanthracene-9,10-dione (3-O-acetyl altersolanol M) and 8-(4,5,6-trihydroxy-7-methyl-2-methoxy-9,10-dioxo-9H,10H-anthracen-1-yl)-(1S,2S,3R,4S)-1,2,3,4,5-pentahydroxy-7-methoxy-2-methyl-1,2,3,4-tetrahydro-9H,10H-anthracene-9,10-dione (the atropisomers alterporriol I and J) to their use as anti-infectives and as anti-cancer agents, as well as to methods of producing the same.Type: ApplicationFiled: May 31, 2010Publication date: May 24, 2012Applicant: SEALIFE PHARMA GMBHInventors: Alexander Pretsch, Peter Proksch, Abdessamad Debbab
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Patent number: 7173114Abstract: A lightfast colorant and a lightfast ink composition including the lightfast colorant utilize a lightfast colorant that is derived by covalently binding a cinnamate derivative and a conventional colorant. The lightfast colorant improves storage stability as well as lightfastness when added to an ink composition.Type: GrantFiled: February 6, 2004Date of Patent: February 6, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Kyung-hoon Lee, Seung-min Ryu, Yeon-Kyoung Jung
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Patent number: 7125443Abstract: A lightfast colorant and a lightfast ink composition include a lightfast colorant that is derived by covalently binding a benzophenone derivative and a conventional colorant and that imparts effective lightfastness and long-term storage stability to an ink composition that is prepared with the same.Type: GrantFiled: March 18, 2004Date of Patent: October 24, 2006Assignee: Samsung Electronics Co., Ltd.Inventors: Kyung-hoon Lee, Seung-min Ryu, Yeon-kyoung Jung
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Patent number: 6486332Abstract: Compounds of formula A(B)x, (I) wherein x is an integer from 1 to 4, A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, isoindolinone, isoindoline, dioxazine, phthalocyanine or azo series, which radical contains x N-atoms attached to B, preferably with at least one directly adjacent or conjugated carbonyl group, B is a group of formula and, if x is 2, 3 or 4, may also be one, two or three hydrogen atoms. The symbols Q, R1, R2, R3, R4, X, Y, Z, m and n, are as defined in claim 1. These carbamate group-containing soluble chromophores are distinguished by outstanding solid state fluorescence in the UV range as well as the by ease with which they can be converted to the corresponding pigments in the substrate in which they are incorporated.Type: GrantFiled: February 6, 2001Date of Patent: November 26, 2002Assignee: Ciba Specialty Chemicals CorporationInventors: Zhimin Hao, John S. Zambounis, Abul Iqbal
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Patent number: 6355783Abstract: The invention relates to novel soluble pigment precursors possessing not only higher thermal stability but also improved solubility characteristics and to a process for mass coloration of high temperature polymers that utilizes these novel soluble pigment precursors. The pigment precursors of the invention are essentially of the formula A(B)x (I) where x is an integer from 1 to 8, A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, indanthrone, isoindolinone, isoindoline, dioxazine, azo, phthalocyanine or diketopyrrolopyrrole series, this radical being linked with xB groups via one or more heteroatoms, these heteroatoms being selected from the group consisting of N, O and S and forming part of the radical A, and B is hydrogen or a group of the formula although at least one B group is not hydrogen and when x is from 2 to 8 the B groups may be identical or different.Type: GrantFiled: September 7, 2000Date of Patent: March 12, 2002Assignee: Ciba Specialty Chemicals CorporationInventors: Leonhard Feiler, Zhimin Hao
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Publication number: 20010039358Abstract: Compounds of formulaType: ApplicationFiled: February 6, 2001Publication date: November 8, 2001Inventors: Zhimin Hao, John S. Zambounis, Abul Iqbal
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Patent number: 6274728Abstract: Compounds of formula A(B)x (I), wherein x is an integer from 1 to 8, A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, indanthrone, isoindolinone, isoindoline, dioxazine, azo, phthalocyanine or diketopyrrolopyrrole series that is bonded to x groups B via one or more hetero atoms, those hetero atoms being selected from the group consisting of N, O and S and forming part of the radical A, each group B independently of any other(s) is hydrogen or a group of the formula at least one group B being a group of the formula The compounds according to the invention are used in high-molecular-weight organic materials, thermo-, photo- or chemo-sensitive recording materials, light-sensitive negative or positive resist compositions, ink compositions for ink-jet printing and color tapes for thermal transfer printing.Type: GrantFiled: December 16, 1999Date of Patent: August 14, 2001Assignee: Ciba Specialty Chemicals Corp.Inventors: Véronique Hall-Goulle, Aline Bize
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Patent number: 6271401Abstract: Compounds of formula A(B)x, (I), wherein x is an integer from 1 to 4, A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, isoindolinone, isoindoline, dioxazine, phthalocyanine or azo series, which radical contains x N-atoms attached to B, preferably with at least one directly adjacent or conjugated carbonyl group, B is a group of formula and, if x is 2, 3 or 4, may also be one, two or three hydrogen atoms. The symbols Q, R1, R2, R3, R4, X, Y, Z, m and n, are as defined in claim 1. These carbamate group-containing soluble chromophores are distinguished by outstanding solid state fluorescence in the UV range as well as the by ease with which they can be converted to the corresponding pigments in the substrate in which they are incorporated.Type: GrantFiled: July 9, 1996Date of Patent: August 7, 2001Assignee: Ciba Specialty Chemicals Corp.Inventors: Zhimin Hao, John S. Zambounis, Abul Iqbal
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Patent number: 6013777Abstract: Compounds of formulaA(B).sub.x, (I),wherein x is an integer from 1 to 4,A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, isoindolinone, isoindoline, dioxazine, phthalocyanine or azo series, which radical contains x N-atoms attached to B, preferably with at least one directly adjacent or conjugated carbonyl group,B is a group of formula ##STR1## and, if x is 2, 3 or 4, may also be one, two or three hydrogen atoms. The symbols Q, R.sub.1, R.sub.2, R.sub.3, R.sub.4, X, Y, Z, m and n, are as defined in claim 1.These carbamate group-containing soluble chromophores are distinguished by outstanding solid state fluorescence in the UV range as well as the by ease with which they can be converted to the corresponding pigments in the substrate in which they are incorporated.Type: GrantFiled: June 10, 1998Date of Patent: January 11, 2000Assignee: Ciba Specialty Chemicals CorporationInventors: Zhimin Hao, John S. Zambounis, Abul Iqbal
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Patent number: 5561232Abstract: Compounds of formulaA(B).sub.x, (I),whereinx is an integer from 1 to 4,A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, isoindolinone, isoindoline, dioxazine, phthalocyanine or azo series, which radical contains x N-atoms attached to B, preferably with at least one directly adjacent or conjugated carbonyl group,B is a group of formula ##STR1## and, if x is 2, 3 or 4, may also be one, two or three hydrogen atoms. The symbols Q, R.sub.1, R.sub.2, R.sub.3, R.sub.4, X, Y, Z, m and n, are as defined in claim 1. These carbamate group-containing soluble chromophores am distinguished by outstanding solid state fluorescence in the UV range as well as the by ease with which they can be converted to the corresponding pigments in the substrate in which they are incorporated.Type: GrantFiled: October 6, 1994Date of Patent: October 1, 1996Assignee: Ciba-Geigy CorporationInventors: Zhimin Hao, John S. Zambounis, Abul Iqbal
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Patent number: 5542975Abstract: The new .beta.-modification of the pigment 4,4'-diamino-3,3'-dibromo-1,1'-dianthraquinonyl, having characteristic lines in the X-ray diagram (Guinier/De Wolff, Cu K.alpha..sub.1 -radiation) according to the FIG. 1 has significant dyeing advantages over the known .alpha.-modification.Type: GrantFiled: June 21, 1995Date of Patent: August 6, 1996Assignee: Clariant Finance (BVI) LimitedInventor: Peter Bitterli
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Patent number: 5416263Abstract: 4,4'-Diamino-1,1'-dianthraquinonyl compounds which are obtained in a known manner and which are easy to agglomerate or aggregate owing mainly to their too fine particle size are conditioned by heating an aqueous suspension consisting essentially of the 4,4'-diamino-1,1'-dianthraquinonyl compound and water in the presence or absence of a mineral acid or an alkali. The thus obtained 4,4'-diamino-1,1'-dianthraquinonyl pigments are used in paints, printing inks, coloring of plastics and the like. The aqueous suspension is preferably prepared by desulfonating a 4,4'-diamino-1,1'-dianthraquinonyl-3,3'-disulfonic acid compound in a mineral acid such as sulfuric acid and then mixing the desulfonation reaction mixture with water or by once isolating the resulting 4,4'-diamino-1,1'-dianthraquinonyl compound and mixing the isolated compound with water.Type: GrantFiled: May 10, 1993Date of Patent: May 16, 1995Assignee: Sumitomo Chemical Co., Ltd.Inventors: Iwao Sakaguchi, Katsutoshi Numano, Toshiaki Kishimoto, Hiroki Inoue, Yoshiaki Hayashi, Keisuke Ito
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Patent number: 5393899Abstract: Crude 4,4'-diamino-l,l'-dianthraquinonyl-3,3'-disulfonic acids or salts thereof are purified by subjecting an aqueous solution containing the crude products to salting-out using inorganic salts, the aqueous solution being adjusted within a range of from acid to neutral region, whereby a product usable as such for the production of 4,4'-diamino-1,1'-dianthraquinonyl red pigments having excellent pigmentary properties is obtained in high yields with industrial advantages.Type: GrantFiled: August 19, 1993Date of Patent: February 28, 1995Assignee: Sumimoto Chemical Company, LimitedInventors: Hiroki Inoue, Iwao Sakaguchi, Katsutoshi Numano, Toshiaki Kishimoto, Yoshiaki Hayashi, Keisuke Ito
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Patent number: 5238984Abstract: Dianthraquinonyl compounds of formula ##STR1## wherein X is a radical R.sub.1, R.sub.2, R.sub.3 or R.sub.4, andR.sub.1 is alkyl or alkenyl of not less than 8 carbon atoms,R.sub.2 is --OR.sub.1 or --SR.sub.1,R.sub.3 is --NHR.sub.1 or --N(R.sub.1).sub.2, andR.sub.4 is a group of formula ##STR2## wherein R.sub.5 is --NHR.sub.1, --N(R.sub.1).sub.2, --OR.sub.1 or --SR.sub.1 and n is 0, 1 or 2, andR.sub.6 and R.sub.7 are each independently of the other hydrogen, halogen, nitro, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy.These dianthraquinonyl compounds are preeminently suitable for the mass coloration of plastics materials, especially of polyolefins.Type: GrantFiled: June 11, 1991Date of Patent: August 24, 1993Assignee: Ciba-Geigy CorporationInventors: Olof Wallquist, Guy de Weck, Gary Wooden
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Patent number: 5078794Abstract: Process for preparing 4,4'-diamino-1,1'-dianthraquinonyl pigments by desulphonation of 4,4'-diamino-1,1'-dianthraquinonyl-3,3'-disulphonic acid in sulphuric acid, characterized in that after the desulphonation water is added to the sulphuric acid solution, 4,4'-diamino 1,1'-dianthraquinonyl is isolated as sulphate, the sulphate is hydrolysed, if necessary by redissolving it in sulphuric acid and adding the solution to water, and the pigment is isolated, if necessary, after treatment with an organic solvent.Type: GrantFiled: August 27, 1990Date of Patent: January 7, 1992Assignee: Bayer AktiengesellschaftInventors: Detlef-Ingo Schutze, Werner Steinbeck, Anton Adams
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Patent number: 4969954Abstract: Process for preparing 4,4'-diamino-1,1'-dianthraquinonyl pigments by desulphonation of 4,4'-diamino-1,1'-dianthraquinonyl-3,3'-disulphonic acid in sulphuric acid, characterized in that after the desulphonation water is added to the sulphuric acid solution, 4,4'-diamino 1,1'-dianthraquinonyl is isolated as sulphate, the sulphate is hydrolyzed, if necessary by redissolving it in sulphuric acid and adding the solution to water, and the pigment is isolated, if necessary, after treatment with an organic solvent.Type: GrantFiled: August 22, 1989Date of Patent: November 13, 1990Assignee: Bayer AktiengesellschaftInventors: Detlef-Ingo Schutze, Werner Steinbeck, Anton Adams