Patents by Inventor Georg Roentgen
Georg Roentgen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20100024138Abstract: Dye mixtures comprising at least one dye of formula together with at least one dye of formula wherein the radicals indicated in the formulae are defined in accordance with the claims, are suitable for dyeing or printing cellulosic fibre materials with good build-up behaviour and yield dyeings of a deep shade having good fastness properties.Type: ApplicationFiled: September 25, 2009Publication date: February 4, 2010Applicant: Huntsman International LLCInventors: Athanassios Tzikas, Georg Roentgen
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Patent number: 7641724Abstract: Dye mixtures comprising at least one dye of formula (I) together with at least one dye of formula (II) wherein the radicals are as defined in the claim, are suitable for dyeing or printing cellulosic fiber materials, while having a good build-up behavior, and yield dyeings of a deep shade having good fastness properties.Type: GrantFiled: November 8, 2004Date of Patent: January 5, 2010Assignee: Huntsman International LLCInventors: Athanassios Tzikas, Georg Roentgen
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Patent number: 7604669Abstract: Dye mixtures, comprising at least one dye of formula and at least one dye from the group of formulae wherein B1, B2 and B3 are each independently of the others an organic bridging member, Q1 is C1-C4alkyl, halogen or a radical —SO2-Z, Q2 and Q3 are each independently of the other C1-C4alkoxy, Q4 is C1-C4alkoxy, C1-C4alkyl, halogen or sulfo Q5 is C1-C4alkoxy, C1-C4alkyl, C1-C4alkanoylamino, ureido, halogen or sulfo, R1, R2, R3, R4, R5, R6, R7, R8 and R9 are each independently of the others hydrogen or unsubstituted or substituted C1-C4alkyl, k and q are each independently of the other the number 0 or 1, n and p are each independently of the other the number 0, 1 or 2, m is the number 0, 1, 2 or 3, t is the number 1, 2 or 3, X1, X2, X3, X4, X5 and X6 are each independently of the others halogen, and T1, T2 and T3 are each independently of the others a non-fiber-reactive substituent or a fiber-reactive radical of formula wherein (R10)0-2 denotes from 0 to 2 identical or different substituents frType: GrantFiled: November 6, 2006Date of Patent: October 20, 2009Assignee: Huntsman International LLCInventors: Jean-Marie Sire, Athanassios Tzikas, Georg Roentgen
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Patent number: 7572301Abstract: Reactive dyes of formula wherein Q1 and Q2 are each independently of the other hydrogen or unsubstituted or substituted C1-C4alkyl, D1 is the radical of a diazo component, which is itself a mono- or dis-azo dye or contains such a dye, D2 has the same definition as D1 or is a radical of formula wherein (Q3)0-3 denotes from 0 to 3 identical or different substituents selected from the group halogen, C1-C4alkyl, C1-C4alkoxy, carboxy and sulfo and Z1 is a radical of formula —SO2—Y ??(3a), —NH—CO—(CH2)m—SO2—Y??(3b), —CONH—(CH2)n—SO2—Y??(3c), —NH—CO—CH(Hal)-CH2-Hal??(3d) or —NH—CO—C(Hal)=CH2??(3e), Y is vinyl or a —CH2—CH2—U radical and U is a group that is removable under alkaline conditions, m and n are each independently of the other the number 2, 3 or 4, and Hal is halogen, are suitable for dyeing cellulosic or amide-group-containing fibre materials.Type: GrantFiled: March 9, 2005Date of Patent: August 11, 2009Assignee: Huntsman International LLCInventors: Athanassios Tzikas, Georg Roentgen, Hubert Jean Luc Christnacher
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Publication number: 20090178213Abstract: Dye mixtures that comprise at least one dye of formula together with at least one dye from the group of formulae wherein the radicals have the definitions given in the claims, are suitable, with good build-up behaviour, for dyeing or printing cellulose-containing fibre materials, and yield dyeings having a deep shade and good fastness properties.Type: ApplicationFiled: June 28, 2006Publication date: July 16, 2009Applicant: Huntsman International LLCInventors: Athanassios Tzikas, Georg Roentgen, Hubert Jean Luc Christnacher, Bruno Cortese
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Publication number: 20090172898Abstract: The present invention relates to new compositions comprising compounds, which are molecular combinations of a phthalocyanine and a mono-azo dyestuff linked via specific linking groups. Further aspects are an improved shading process for textile materials and also use of these shading compositions for shading textiles.Type: ApplicationFiled: November 25, 2008Publication date: July 9, 2009Inventors: Hans Kramer, Frank Bachmann, Christof Dosenbach, Mini Jeevanath, Georg Roentgen, Adolf Kaeser, Roger Wolfgang Basler, Neil Joseph Lant, Gregory Scot Miracle
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Patent number: 7553340Abstract: Reactive dyes of formula (1) wherein R1 is hydrogen or unsubstituted or substituted C1-C4alkyl, R2 is hydrogen; C1-C4alkyl; C1-C4alkoxy unsubstituted or substituted by sulfato, hydroxy or by C1-C4alkoxy; halogen; carboxy or sulfo, R3 is hydrogen; C1-C4alkyl; C1-C4alkoxy unsubstituted or substituted by sulfato, hydroxy or by C1-C4alkoxy; halogen; nitro; C2-C4alkanoylamino; ureido; carboxy or sulfo, (R4)k denotes k identical or different substituents selected from the group halogen, C1-C4-alkyl, C1-C4alkoxy, carboxy and sulfo, X is halogen and V is a radical of formula (2a), 2(b) wherein R5 is unsubstituted or substituted C1-C4alkyl, (R6)I denotes I identical or different substituents from the group C1-C4alkyl, C1-C4alkoxy and sulfo, and I is the number 0, 1 or 2, Y is vinyl or a —CH2—CH2—U radical and U is a group that is removable under alkaline conditions, Q is a —CH(HaI)-CH2-HaI or —C(HaI)=CH2 group, Hal is halogen and k is the number 0, 1 , 2 or 3, are suitable especially for dyeing cotton and yield dyeingType: GrantFiled: November 2, 2005Date of Patent: June 30, 2009Assignee: Huntsman International, LLCInventors: Athanassios Tzikas, Georg Roentgen, Herbert Klier
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Publication number: 20090105108Abstract: The present invention relates to a shading process characterized by using a composition comprising a phthalocyanine to which at least one dyestuff is attached through a covalent bonding, to shading compositions, to new compounds used in these shading compositions as well as to the production of these new compounds.Type: ApplicationFiled: August 22, 2005Publication date: April 23, 2009Inventors: Alfred Hohener, Frank Bachmann, Adolf Kaser, Chandrasekhar Dayal Mudaliar, Dinesh Narendra Rele, Sneha Shankar Rane, Georg Roentgen
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Publication number: 20090081757Abstract: A process for the separation of biological materials, such as dye-ligand affinity chromatography, wherein an adsorbent is used, which comprises a reaction product of certain reactive anthroquinone compounds and a substrate having a group capable of reaction with a reactive group in said reactive anthroquinone compounds to form a covalent bond.Type: ApplicationFiled: March 29, 2006Publication date: March 26, 2009Inventors: Vadiraj Subbanna Ekkundi, Narayan S. Punekar, Kamalesh Pai Fondekar, Georg Roentgen, Shilpa S. Korde, Ajit B. Shinde, Masana Moorthy
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Publication number: 20080289123Abstract: Reactive dyes of formula (I) are suitable for dyeing cellulosic or amide-group-containing fibre materials.Type: ApplicationFiled: September 19, 2005Publication date: November 27, 2008Applicant: HUNTSMAN INTERNATIONAL LLCInventors: Georg Roentgen, Athanassios Tzikas
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Publication number: 20080256726Abstract: Dye mixtures, comprising at least one dye of formula and at least one dye from the group of formulae wherein B1, B2 and B3 are each independently of the others an organic bridging member, Q1 is C1-C4alkyl, halogen or a radical —SO2-Z, Q2 and Q3 are each independently of the other C1-C4alkoxy, Q4 is C1-C4alkoxy, C1-C4alkyl, halogen or sulfo Q5 is C1-C4alkoxy, C1-C4alkyl, C1-C4alkanoylamino, ureido, halogen or sulfo, R1, R2, R3, R4, R5, R6, R7, R8 and R9 are each independently of the others hydrogen or unsubstituted or substituted C1-C4alkyl, k and q are each independently of the other the number 0 or 1, n and p are each independently of the other the number 0, 1 or 2, m is the number 0, 1, 2 or 3, t is the number 1, 2 or 3, X1, X2, X3, X4, X5 and X6 are each independently of the others halogen, and T1, T2 and T3 are each independently of the others a non-fibre-reactive substituent or a fibre-reactive radical of formula wherein (R10)0-2 denotes from 0 to 2 identical or different substiType: ApplicationFiled: November 6, 2006Publication date: October 23, 2008Inventors: Jean-Marie Sire, Athanassios Tzikas, Georg Roentgen
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Publication number: 20080250575Abstract: Reactive dyes of formula wherein Q1 and Q2 are each independently of the other hydrogen or unsubstituted or substituted C1-C4alkyl, D1 is the radical of a diazo component, which is itself a mono- or dis-azo dye or contains such a dye, D2 has the same definition as D1 or is a radical of formula wherein (Q3)0-3 denotes from 0 to 3 identical or different substituents selected from the group halogen, C1-C4alkyl, C1-C4alkoxy, carboxy and sulfo and Z1 is a radical of formula —SO2—Y , ??(3a) —NH—CO—(CH2)m—SO2—Y , ??(3b) —CONH—(CH2)n—SO2—Y , ??(3c) —NH—CO—CH(Hal)-CH2-Hal or ??(3d) —NH—CO—C(Hal)=CH2 , ??(3e) Y is vinyl or a —CH2—CH2—U radical and U is a group that is removable under alkaline conditions, m and n are each independently of the other the number 2, 3 or 4, and Hal is halogen, are suitable for dyeing cellulosic or amide-group-containing fibre materials.Type: ApplicationFiled: March 9, 2005Publication date: October 16, 2008Inventors: Athanassios Tzikas, Georg Roentgen, Hubert Jean Luc Christnacher
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Publication number: 20080244839Abstract: Dye mixtures comprising at least one dye of formula together with at least one dye from the group of formulae wherein the radicals have the definitions given in the claims, are suitable for dyeing or printing cellulose-containing fibre materials, while at the same time exhibiting good build-up behaviour, and yield dyeings of deep shade having good fastness properties.Type: ApplicationFiled: March 9, 2005Publication date: October 9, 2008Applicant: Huntsman International LLCInventors: Athanassios Tzikas, Georg Roentgen
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Publication number: 20070294842Abstract: Reactive dyes of formula (1) wherein R1 is hydrogen or unsubstituted or substituted C1-C4alkyl, R2 is hydrogen; C1-C4alkyl; C1-C4alkoxy unsubstituted or substituted by sulfato, hydroxy or by C1-C4alkoxy; halogen; carboxy or sulfo, R3 is hydrogen; C1-C4alkyl; C1-C4alkoxy unsubstituted or substituted by sulfato, hydroxy or by C1-C4alkoxy; halogen; nitro; C2-C4alkanoylamino; ureido; carboxy or sulfo, (R4)k denotes k identical or different substituents selected from the group halogen, C1-C4-alkyl, C1-C4alkoxy, carboxy and sulfo, X is halogen and V is a radical of formula (2a), 2(b) wherein R5 is unsubstituted or substituted C1-C4alkyl, (R6)l denotes I identical or different substituents from the group C1-C4alkyl, C1-C4alkoxy and sulfo, and I is the number O, 1 or 2, Y is vinyl or a —CH2—CH2—U radical and U is a group that is removable under alkaline conditions, Q is a —CH(Hal)-CH2-Hal or —C(Hal)?CH2 group, Hal is halogen and k is the number O, 1 , 2 or 3, are suitable especially for dyeing cotton and yield dyeingType: ApplicationFiled: November 2, 2005Publication date: December 27, 2007Inventors: Athanassios Tzikas, Georg Roentgen, Herbert Klier
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Publication number: 20070124875Abstract: Dye mixtures comprising at least one dye of formula (I) together with at least one dye of formula (II) wherein the radicals are as defined in the claim, are suitable for dyeing or printing cellulosic fibre materials, while having a good build-up behaviour, and yield dyeings of a deep shade having good fastness properties.Type: ApplicationFiled: November 8, 2004Publication date: June 7, 2007Inventors: Athanassios Tzikas, Georg Roentgen
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Publication number: 20070032641Abstract: Dye mixtures comprising at least one dye of formula (1) together with at least one dye from the group of formulae (2a) and (2b), wherein the radicals are as defined in the claim, are suitable for dyeing or printing cellulosic fibre materials while having a good build-up behaviour and yield dyeings of a deep shade having good fastness properties.Type: ApplicationFiled: October 11, 2004Publication date: February 8, 2007Inventors: Athanassios Tzikas, Georg Roentgen, Laszlo Fekete
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Publication number: 20060207038Abstract: Dye mixtures comprising at least one dye of formula together with at least one dye of formula wherein the radicals indicated in the formulae are defined in accordance with the claims, are suitable for dyeing or printing cellulosic fibre materials with good build-up behaviour and yield dyeings of a deep shade having good fastness properties.Type: ApplicationFiled: March 24, 2004Publication date: September 21, 2006Inventors: Athanassios Tzikas, Georg Roentgen
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Publication number: 20060191082Abstract: Dye mixtures comprising a reactive dye having at least one structural unit of formula (1) together with a reactive dye of formula (2), wherein (Q1)0-3 and (Q2)0-3 each independently of the other denote from 0 to 3 identical or different substituents selected from the group halogen, C1-C4alkyl, C1-C4alkoxy, carboxy and sulfo, Z1 and Z2 are each independently of the other a fibre-reactive radical, at least one fibre-reactive radical being contained in the dye of formula (1) and the dye of formula (2) containing at least one fibre-reactive radical Z1 or Z2, are suitable for dyeing cellulosic or nitrogen-containing fibre materials.Type: ApplicationFiled: January 27, 2004Publication date: August 31, 2006Inventors: Athanassios Tzikas, Georg Roentgen, Herbert Klier
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Patent number: 7087730Abstract: Reactive dyes of formula (I), wherein A is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan or dioxazine chromophore, Q1, and Q2 are each independently of the other hydrogen or unsubstituted or substituted C1–C4alkyl, (Q3)n denotes n substituents selected from the group C1–C4alkyl, C1–C4alkoxy, halogen and sulfo, X is halogen, 3-carboxypyridin-1-yl, 3-carbamoylpyridin-1-yl, hydroxy, C1–C4alkoxy unsubstituted or substituted in the alkyl moiety, phenoxy unsubstituted or substituted in the phenyl moiety, C1–C4alkylthio unsubstituted or substituted in the alkyl moiety, unsubstituted or substituted amino, or an N-heterocycle which may or may not contain further hetero atoms, Y is vinyl or a radical —CH2—CH2—U and U is a group removable under alkaline conditions, k is a number 2, 3, 4, 5 or 6, m is a number 0 or 1, and n is a number 0, 1 or 2, with the proviso that when A denotes a monoazo chromophore it is not directly linked to the triazinyl radical through a hydroxynaType: GrantFiled: July 15, 2003Date of Patent: August 8, 2006Assignee: Ciba Specialty Chemicals CorporationInventors: Athanassios Tzikas, Bernhard Müller, Georg Roentgen
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Publication number: 20050241080Abstract: Reactive dyes of formula (I), wherein A is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan or dioxazine chromophore, Q1, and Q2 are each independently of the other hydrogen or unsubstituted or substituted C1,-C4alkyl, (Q3)n denotes n substituents selected from the group C1,-C4alkyl, C1-C4alkoxy, halogen and sulfo, X is halogen, 3-carboxypyridin-1-yl, 3-carbamoylpyridin-1-yl, hydroxy, C1-C4alkoxy unsubstituted or substituted in the alkyl moiety, phenoxy unsubstituted or substituted in the phenyl moiety, C1-C4alkylthio unsubstituted or substituted in the alkyl moiety, unsubstituted or substituted amino, or an N-heterocycle which may or may not contain further hetero atoms, Y is vinyl or a radical —CH2—CH2—U and U is a group removable under alkaline conditions, k is a number 2, 3, 4, 5 or 6, m is a number 0 or 1, and n is a number 0, 1 or 2, with the proviso that when A denotes a monoazo chromophore it is not directly linked to the triazinyl radical through a hydroxyType: ApplicationFiled: July 15, 2003Publication date: November 3, 2005Inventors: Athanassios Tzikas, Bernhard Muller, Georg Roentgen