Patents by Inventor Athanassios Tzikas
Athanassios Tzikas 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: 20100154145Abstract: Reactive dyes of formula wherein B is an aliphatic bridging member, R1 is C1-C4alkyl, halogen or an —SO2—Z radical, R2 and R3 are each independently of the other C1-C4alkoxy, R4, R5 and R6 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, p is the number 0, 1 or 2, X1 and X2 are each independently of the other halogen, and T is halogen, a non-fibre-reactive substituent or a fibre-reactive radical of formula wherein (R7)0-2 denotes from 0 to 2 identical or different substituents from the group halogen, C1-C4alkyl, C1-C4alkoxy and sulfo, Z 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 and Hal is halogen, or T is a radical of formula wherein R1, R2, R3, R4, k, p and q each have the definitions given above, are suitable especially for dyeing cotton and yield dyeings having good all-round fastness propType: ApplicationFiled: August 2, 2006Publication date: June 24, 2010Applicant: HUNTSMAN INTERNATIONAL LLCInventors: Hubert Jean Luc Christnacher, Athanassios Tzikas, Georg Roentgen
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Publication number: 20100151134Abstract: 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: February 24, 2010Publication date: June 17, 2010Applicant: Huntsman International LLCInventors: Athanassios Tzikas, Georg Roentgen
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Patent number: 7717965Abstract: 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: GrantFiled: June 28, 2006Date of Patent: May 18, 2010Assignee: Huntsman International LLCInventors: Athanassios Tzikas, Georg Roentgen, Hubert Jean Lue Christnacher, Bruno Cortese
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Publication number: 20100077555Abstract: Dye mixtures, comprising at least one dye of formula and at least one dye from the group of formulae wherein 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 and R3 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 and X3 are each independently of the others halogen, 3-carboxypyridin-1-yl, 3-carbamoylpyridin-1-yl or a non-fibre-reactive substituent, and T1, T2 and T3 are each independently of the others a non-fibre-reactive substituent or a fibre-reactive radical of formula wherein (R4)0-2 denotes from 0 to 2 identical or different substituents from the group halogen, C1-C4alkylType: ApplicationFiled: October 30, 2007Publication date: April 1, 2010Applicant: Huntsman International LLCInventors: Georg Roentgen, Athanassios Tzikas, Hubert Jean Luc Christnacher
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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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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: 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: 20080206658Abstract: A composition composition containing (A) an alkali-soluble binder and (B) an anthraquinone dye of formula (I) wherein R1, R2, R3 and R4 are each independently of the other hydrogen, Q-Cgalkyl which may be unsubstituted or substituted by one or more halogen atoms, hydroxy groups, mercapto groups, amino groups, phenyl groups or C1QalkOXy groups, or —X—[—O—Y]n-ZH, wherein X and Y are each independently of the other C2-C6alkylene, Z denotes oxygen or sulphur and n is a number from 1 to 10, with the proviso that at least one of R1 and R2 is not hydrogen and at least one of R3 and R4 is not hydrogen and at least one R2, R3 and R4 is a hydroxy- or mercapto-substituted Q-Cgalkyl group, and R5 to R10 are each independently of the other hydrogen or Ci-Cgalkyl, is useful for the production of colour filters for liquid crystal displays, flat-panel displays, colour image pickup tubes, colour-copying machines etc.Type: ApplicationFiled: August 24, 2005Publication date: August 28, 2008Applicant: Huntsman International LLCInventors: Veronique Hall-Goulle, Athanassios Tzikas
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Publication number: 20080095950Abstract: A composition containing (A) an alkali-soluble binder and (B) a phthalocyanine dye of formula (1), wherein Ri, R2, R3 and R4 are each independently of the other Ci-Ci2alkyl which may be unsubstituted or substituted by one or more hydroxy or mercapto groups, —X—[—O—Y]n-ZH, wherein X and Y are each independently of the other C2-C6alkylene, Z denotes oxygen or sulphur and n is a number from 1 to 10, C5-C24aryl which may be unsubstituted or substituted by one or more hydroxy or mercapto groups, or C6-C30aralkyl which may be unsubstituted or substituted by one or more hydroxy or mercapto groups, is useful for the production of colour filters for liquid crystal displays, flat-panel displays, colour image pickup tubes, colour-copying machines etc.Type: ApplicationFiled: August 24, 2005Publication date: April 24, 2008Applicant: Huntsman International LLCInventors: Veronique Hall-Goulle, Athanassios Tzikas
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Publication number: 20080010756Abstract: A composition containing (A) an alkali-soluble binder and (B) an azo dye of formula (1), wherein D is the radical of a diazo component of the benzene, naphthalene, diphenyl, azobenzene, thiophene, benzothiazole, benzisothiazole, thiadiazole, indazole, benzotriazole, pyrazole, anthraquinone, naphtholic acid imide, chromone, phthalimide or diphenylene oxide series, X and Y are each independently of the other C2-C6alkylene, n is a number from 1 to 10, Z denotes oxygen or sulphur, and R1 is —X[—O—Y]n-ZH, wherein X, Y, Z and n are as defined above, C1-C12alkyl which may be unsubstituted or substituted by one or more halogen atoms, hydroxy groups, amino groups or C1-C8alkoxy groups, C5-C24aryl which may be unsubstituted or substituted by one or more halogen atoms, hydroxy groups, amino groups, C1-C12alkyl groups or C1-C8alkoxy groups, C6-C30aralkyl which may be unsubstituted or substituted by one or more halogen atoms, hydroxy groups, amino groups, C1-C12alkyl groups or C1-C8alkoxy groups, or a C5-C24cycloaliphaticType: ApplicationFiled: August 24, 2005Publication date: January 17, 2008Applicant: Huntsman International LLCInventors: Véronique Hall-Goulle, Athanassios Tzikas
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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: 20070214581Abstract: A method of dyeing or printing cellulosic fibre materials wherein the fibre material is brought into contact with at least one vattable dye and at least one quinoid compound in an aqueous composition at a pH of less than 12 (electrochemical methods being excluded) yields level and tinctorially strong dyeings.Type: ApplicationFiled: April 18, 2005Publication date: September 20, 2007Applicant: Huntsman International LLC.Inventors: Peter Scheibli, Athanassios Tzikas
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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