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).

  • Publication number: 20100154145
    Abstract: 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 prop
    Type: Application
    Filed: August 2, 2006
    Publication date: June 24, 2010
    Applicant: HUNTSMAN INTERNATIONAL LLC
    Inventors: Hubert Jean Luc Christnacher, Athanassios Tzikas, Georg Roentgen
  • Publication number: 20100151134
    Abstract: 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: Application
    Filed: February 24, 2010
    Publication date: June 17, 2010
    Applicant: Huntsman International LLC
    Inventors: Athanassios Tzikas, Georg Roentgen
  • Patent number: 7717965
    Abstract: 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: Grant
    Filed: June 28, 2006
    Date of Patent: May 18, 2010
    Assignee: Huntsman International LLC
    Inventors: Athanassios Tzikas, Georg Roentgen, Hubert Jean Lue Christnacher, Bruno Cortese
  • Publication number: 20100077555
    Abstract: 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-C4alkyl
    Type: Application
    Filed: October 30, 2007
    Publication date: April 1, 2010
    Applicant: Huntsman International LLC
    Inventors: Georg Roentgen, Athanassios Tzikas, Hubert Jean Luc Christnacher
  • Publication number: 20100024138
    Abstract: 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: Application
    Filed: September 25, 2009
    Publication date: February 4, 2010
    Applicant: Huntsman International LLC
    Inventors: Athanassios Tzikas, Georg Roentgen
  • Patent number: 7641724
    Abstract: 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: Grant
    Filed: November 8, 2004
    Date of Patent: January 5, 2010
    Assignee: Huntsman International LLC
    Inventors: Athanassios Tzikas, Georg Roentgen
  • Patent number: 7604669
    Abstract: 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 fr
    Type: Grant
    Filed: November 6, 2006
    Date of Patent: October 20, 2009
    Assignee: Huntsman International LLC
    Inventors: Jean-Marie Sire, Athanassios Tzikas, Georg Roentgen
  • Patent number: 7572301
    Abstract: 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: Grant
    Filed: March 9, 2005
    Date of Patent: August 11, 2009
    Assignee: Huntsman International LLC
    Inventors: Athanassios Tzikas, Georg Roentgen, Hubert Jean Luc Christnacher
  • Publication number: 20090178213
    Abstract: 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: Application
    Filed: June 28, 2006
    Publication date: July 16, 2009
    Applicant: Huntsman International LLC
    Inventors: Athanassios Tzikas, Georg Roentgen, Hubert Jean Luc Christnacher, Bruno Cortese
  • Patent number: 7553340
    Abstract: 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 dyeing
    Type: Grant
    Filed: November 2, 2005
    Date of Patent: June 30, 2009
    Assignee: Huntsman International, LLC
    Inventors: Athanassios Tzikas, Georg Roentgen, Herbert Klier
  • Publication number: 20080289123
    Abstract: Reactive dyes of formula (I) are suitable for dyeing cellulosic or amide-group-containing fibre materials.
    Type: Application
    Filed: September 19, 2005
    Publication date: November 27, 2008
    Applicant: HUNTSMAN INTERNATIONAL LLC
    Inventors: Georg Roentgen, Athanassios Tzikas
  • Publication number: 20080256726
    Abstract: 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 substi
    Type: Application
    Filed: November 6, 2006
    Publication date: October 23, 2008
    Inventors: Jean-Marie Sire, Athanassios Tzikas, Georg Roentgen
  • Publication number: 20080250575
    Abstract: 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: Application
    Filed: March 9, 2005
    Publication date: October 16, 2008
    Inventors: Athanassios Tzikas, Georg Roentgen, Hubert Jean Luc Christnacher
  • Publication number: 20080244839
    Abstract: 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: Application
    Filed: March 9, 2005
    Publication date: October 9, 2008
    Applicant: Huntsman International LLC
    Inventors: Athanassios Tzikas, Georg Roentgen
  • Publication number: 20080206658
    Abstract: 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: Application
    Filed: August 24, 2005
    Publication date: August 28, 2008
    Applicant: Huntsman International LLC
    Inventors: Veronique Hall-Goulle, Athanassios Tzikas
  • Publication number: 20080095950
    Abstract: 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: Application
    Filed: August 24, 2005
    Publication date: April 24, 2008
    Applicant: Huntsman International LLC
    Inventors: Veronique Hall-Goulle, Athanassios Tzikas
  • Publication number: 20080010756
    Abstract: 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-C24cycloaliphatic
    Type: Application
    Filed: August 24, 2005
    Publication date: January 17, 2008
    Applicant: Huntsman International LLC
    Inventors: Véronique Hall-Goulle, Athanassios Tzikas
  • Publication number: 20070294842
    Abstract: 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 dyeing
    Type: Application
    Filed: November 2, 2005
    Publication date: December 27, 2007
    Inventors: Athanassios Tzikas, Georg Roentgen, Herbert Klier
  • Publication number: 20070214581
    Abstract: 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: Application
    Filed: April 18, 2005
    Publication date: September 20, 2007
    Applicant: Huntsman International LLC.
    Inventors: Peter Scheibli, Athanassios Tzikas
  • Publication number: 20070124875
    Abstract: 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: Application
    Filed: November 8, 2004
    Publication date: June 7, 2007
    Inventors: Athanassios Tzikas, Georg Roentgen