Azo Patents (Class 8/639)
  • Patent number: 11560480
    Abstract: The present invention is directed to dye mixtures comprising dyes of formula (1) and dyes of formula (2), the process of the production and the use of the dye mixtures.
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: January 24, 2023
    Assignee: DYSTAR COLOURS DISTRIBUTION GMBH
    Inventors: Adrian Murgatroyd, Manfred Hoppe, Clemens Grund, Fanny Vermandel, Chongjun Jiao
  • Patent number: 11479912
    Abstract: The present invention relates to disperse azo dyes of formula wherein R1 is bromo, nitro, cyano, methyl, methoxy or trifluoromethyl; R2 is hydrogen, chloro, bromo or trifluoromethyl; R3 is hydrogen, chloro, bromo, methoxy, trifluoromethyl, nitro or cyano; and R4 is methyl, ethyl, n-propyl, 2-methoxyethyl, methoxycarbonylmethyl or 2-methoxycarbonylethyl; with the proviso that R1 is cyano in case R2 denotes chloro or bromo, to a process for the preparation of such dyes and to their use in the dyeing or printing of semi-synthetic and, especially, synthetic hydrophobic fibre materials, more especially textile materials.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: October 25, 2022
    Inventors: Urs Lauk, Patric Nowack, Romeo Dreier
  • Patent number: 10151062
    Abstract: A disperse dye composition, disperse dye and preparation method and use thereof are described. The disperse dye is suitable for fabrics, particularly for dyeing and printing of dacron and blended fabrics thereof.
    Type: Grant
    Filed: December 30, 2014
    Date of Patent: December 11, 2018
    Assignee: ZHEJIANG RUNTU CO., LTD.
    Inventors: Guosheng Zhao, Haixing Ruan, Weidi Gu, Bailong Chen, Huaming Ye, Xueping Jing
  • Patent number: 9228160
    Abstract: The present invention relates to laundry care compositions comprising mono-azo carboxylate dyes.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: January 5, 2016
    Assignee: The Procter & Gamble Company
    Inventor: Gregory Scot Miracle
  • Patent number: 9096972
    Abstract: The present invention relates to dye mixtures containing at least one dye of formula (I) and at least either a dye of formula (II) and/or at least one dye of formula (III) where R1-R15, n, o, X and D1-D3 are each as defined in claim 1. These dye mixtures are useful for dyeing or printing hydrophobic materials in particular.
    Type: Grant
    Filed: January 7, 2012
    Date of Patent: August 4, 2015
    Assignee: DyStar Colours Distribution GmbH
    Inventors: Markus Arnold, Andrian Murgatroyd, Clemens Grund, Gunter Görlitz, Timo Liebig
  • Patent number: 9023117
    Abstract: The present invention provides dye mixtures containing at least one dye of formula (I) and at least one dye of formula (II) where T1, T2, R1 to R9 and n are each as defined in claim 1, processes for their preparation and their use.
    Type: Grant
    Filed: September 19, 2012
    Date of Patent: May 5, 2015
    Assignee: Dystar Colours Deutschland GmbH
    Inventors: Adrian Murgatroyd, Clemens Grund, Timo Liebig, Stefan Neubauer
  • Publication number: 20150096132
    Abstract: The present invention relates to azo dyes of the formula (1), wherein R1 is hydrogen or hydroxy, R2 is hydrogen or hydroxy, at least one of the radicals R1 and R2 being hydroxy, R3 is hydrogen, cyano, nitro or halogen, R4 is hydrogen, cyano, nitro or halogen, D represents a radical of the formula (2) or (3), wherein R5 denotes C1-C12alkyl, C1-C12hydroxyalkyl, C1-C12alkoxyalkyl, C2-C12alkenyl, C6-C30aryl or C7-C36aralkyl and R6 and R7, each independently of the other, is hydrogen, C1-C12alkyl, C1-C12hydroxyalkyl, C1C12alkoxyalkyl, C6-C30aryl or C7-C36aralkyl, with the proviso that the compound of formula (1) is excluded, wherein R1 is hydrogen, R2 is hydroxy, R3 and R4 is hydrogen and D is the radical of formula (2) wherein R5 is ethyl, and to the use of those dye mixtures in the dyeing or printing of semi-synthetic or synthetic hydrophobic fibre materials.
    Type: Application
    Filed: May 15, 2013
    Publication date: April 9, 2015
    Inventors: Ralf Petermann, Urs Lauk, Kevin Murer, Yvonne Pesek
  • Patent number: 8975219
    Abstract: A fabric cleaning composition comprising from 1% to 20% by weight of the fabric cleaning composition of an oxygen-based bleaching source and a hueing agent, and wherein the neat composition has a pH between 2.5 and 5.5, and a method of using said fabric cleaning composition.
    Type: Grant
    Filed: May 16, 2012
    Date of Patent: March 10, 2015
    Assignee: The Procter & Gamble Company
    Inventors: Margherita Scartozzi, Luca Sarcinelli, Sophie Anne Marguerite Goellner, Enza Ceccobelli, Leo Gagliardi
  • Patent number: 8911509
    Abstract: Reactive dye mixtures comprising at least one red dyeing dye and at least one blue, yellow, orange or brown dyeing dye and their use in methods for the dichromatic or trichromatic dyeing or printing of cellulosic fiber materials are described. The reactive dye mixtures yield dyeings or prints having good reproducibility and good all-round fastness properties.
    Type: Grant
    Filed: January 13, 2011
    Date of Patent: December 16, 2014
    Assignee: Huntsman International LLC
    Inventors: Athanassios Tzikas, Georg Roentgen, Marco Casartelli, Remo Codemo, Jean-Francois Landre
  • Patent number: 8906116
    Abstract: The present invention relates to dye mixtures which comprise at least one dye of the formula (I) and at least one dye of the formula (II) in which R1, R2, R3, and X are defined as stated in claim 1, to processes for their preparation, and to their use.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: December 9, 2014
    Assignee: DyStar Colours Distribution GmbH
    Inventors: Adrian Murgatroyd, Clemens Grund, Klaus-Wilfried Wanken, Hartwig Jordan
  • Patent number: 8858651
    Abstract: This application relates to laundry care compositions comprising thiophene azo carboxylate fabric shading dyes and methods of treating a textile comprising such laundry care compositions.
    Type: Grant
    Filed: May 31, 2012
    Date of Patent: October 14, 2014
    Assignee: The Procter & Gamble Company
    Inventors: Gregory Scot Miracle, Eduardo Torres, John David Bruhnke
  • Patent number: 8834581
    Abstract: Described are dyes of formula (I) where R1 is hydrogen, alkyl, alkoxy, trifluoromethyl or halogen, M is hydrogen, an alkali metal cation or an optionally substituted ammonium cation, R2 and R3 are each independently hydrogen, alkyl or alkoxy, R4 is alkyl or alkoxy, R5 and R6 are each independently moieties of the formula —(CmH2m)—O—CnH2n+1, m is an integer from 3 to 6, and n is an integer from 0 to 8. These dyes are useful for dyeing and printing materials having polar groups.
    Type: Grant
    Filed: December 17, 2011
    Date of Patent: September 16, 2014
    Assignee: DyStar Colours Distribution GmbH
    Inventors: Aloysius Engel, Michael Joerss, Clemens Grund, Bernd Hostasch, Gunter Görlitz
  • Patent number: 8734534
    Abstract: The present invention relates to new azo dyes, a process for their preparation, and their use for dyeing or printing fibrous materials, to produce materials with brownish shades.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: May 27, 2014
    Assignee: Kemira Oyj
    Inventors: Helmut-Martin Meier, Christof Heide, Klaus-Günter Strumpf, Thomas Hübbe
  • Patent number: 8734532
    Abstract: The present invention relates to new azo dyes, a process for their preparation, and their use for dyeing or printing fibrous materials, to produce materials with brownish shades.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: May 27, 2014
    Assignee: Kemira Oyj
    Inventors: Helmut-Martin Meier, Christof Heide, Klaus-Günter Strumpf, Thomas Hübbe
  • Publication number: 20140123407
    Abstract: The present invention relates to dye mixtures containing at least one dye of formula (I) and at least either a dye of formula (II) and/or at least one dye of formula (III) where R1-R15, n, o, X and D1-D3 are each as defined in claim 1. These dye mixtures are useful for dyeing or printing hydrophobic materials in particular.
    Type: Application
    Filed: January 7, 2012
    Publication date: May 8, 2014
    Applicant: DyStar Colours Distribution GmbH
    Inventors: Markus Arnold, Andrian Murgatroyd, Clemens Grund, Gunter Görlitz, Timo Liebig
  • Publication number: 20140082860
    Abstract: An object of the present invention is provide a disperse dye composition that has the light fastness required of synthetic fiber materials for automotive interiors that are exposed to sunlight at high temperature and high humidity, and that has good blue, red, and yellow dyeability. This object is achieved by a mixed disperse dye composition comprising a blue disperse dye composition having a specific composition ratio of five specific types of disperse dyes, and other specific yellow and/or red disperse dyes. The invention makes it possible to provide a disperse dye composition having not only high fastness of each color but light fastness with a favorable balance of the three primary colors, with the dye properties of each color equal during dyeing, and good dye color reproducibility, as well as by a dyeing method using this dye.
    Type: Application
    Filed: June 7, 2012
    Publication date: March 27, 2014
    Applicant: NIPPON KAYAKU KABUSHIKI KAISHA
    Inventors: Yoshiyuki Sato, Toru Yamaguchi
  • Patent number: 8679376
    Abstract: A polarization film, including a polymer resin, and a dichroic dye dispersed in the polymer resin and represented by the following Chemical Formula 1: wherein, in Chemical Formula 1, Ar, R1 to R4 are the same as those defined in the detailed description.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: March 25, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Joo Lee, Deuk-Kyu Moon, Jong-Hoon Won, Myung-Man Kim, Myung-Sup Jung
  • Patent number: 8641785
    Abstract: An aqueous pigment dispersion containing A and B, wherein A is an azo pigment, an example of which is shown below, and in a crystal form having at least one characteristic peak at Bragg angles (2?) of 5 to 15° and 20 to 30° in X-ray diffraction with characteristic Cu K? line, a tautomer, a salt or hydrate thereof; and B is a vinyl polymer containing a specific structural unit, a structural unit derived from a salt-forming group-containing monomer (a), and a structural unit derived from a monomer selected from a styrene series macromer (b) and a hydrophobic monomer (c), provided that the water-insoluble vinyl polymer has at least either of 2 or more hydroxyl groups and 1 or more carboxyl groups at the end of the main chain:
    Type: Grant
    Filed: September 2, 2010
    Date of Patent: February 4, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Hiroshi Yamamoto
  • Patent number: 8623101
    Abstract: There is provided a coloring composition containing at least a first coloring material and at least a second coloring material, in which the first coloring material is a compound represented by the following Formula (Y), the second coloring material is, for example, the following compound 8, and the mass ratio of the content (% by mass) of the second coloring material in the composition to the content (% by mass) of the first coloring material in the composition is 0.001 to 1.0. Formula (Y) In Formula (Y), a plurality of M each independently represent a hydrogen atom or a cation, and when M represents a cation, M represents a Li+ ion, a Na+ ion, a K+ ion or a NH4+ ion.
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: January 7, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Yoshihiko Fujie, Youichirou Takeshima
  • Publication number: 20130247309
    Abstract: The present invention relates to a laundry shading process with specific blue or violet bisazo-dyes alone or in combination with a photocatalyst. Further aspects of the invention are a composition comprising at least one photocatalyst and at least one of the specific bisazo-dyes. The composition is particularly useful for shading textiles during laundry. Further aspects of the invention are a detergent composition, a fabric softener composition containing these dyes or mixtures of these dyes and photocatalysts and novel blue or violet bisazo-dyes.
    Type: Application
    Filed: May 13, 2013
    Publication date: September 26, 2013
    Applicant: BASF SE
    Inventors: CARMEN ARAYA HERNANDEZ, FRANK BACHMANN, HANS KRAMER, WOLFGANG SCHLENKER, DEEPAK M. RANE
  • Patent number: 8470054
    Abstract: Provided are an azo compound represented by the following formula (1), a tautomer thereof, and a salt or hydrate of the azo compound or the tautomer: wherein in the formula (1), A represents a heterocyclic group; G represents a hydrogen atom, an aliphatic group, an aromatic group, or a heterocyclic group; R1 and R2 each independently represent a group represented by the following formula (2) or (3):
    Type: Grant
    Filed: August 9, 2012
    Date of Patent: June 25, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Masahiro Higashi, Yoshihiro Jimbo
  • Patent number: 8465553
    Abstract: The invention provides a pigment dispersion composition including an azo pigment represented by formula (1), in which the azo pigment represented by formula (1) does not have an ionic hydrophilic group, an azo pigment derivative and a dispersant. In formula (1), G represents a hydrogen atom, an aliphatic group, an aryl group or a heterocyclic group; R1 represents an amino group, an aliphatic oxy group, an aliphatic group, an aryl group or a heterocyclic group; R2 represents a substituent; A represents a heterocyclic group; m represents an integer of 0 to 5; and n represents an integer of 1 to 4, wherein: when n=2, the azo pigment is a dimer formed via R1, R2, A or G; when n=3, the azo pigment is a a trimer formed via R1, R2, A or G; and when n=4, the azo pigment is a tetramer formed via R1, R2, A or G.
    Type: Grant
    Filed: January 7, 2011
    Date of Patent: June 18, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Toshihito Kuge, Nobuo Seto, Masahiro Higashi, Keiichi Tateishi, Hideki Takakuwa, Kaoru Aoyagi, Hiroshi Taguchi
  • Patent number: 8454710
    Abstract: To provide a process for producing an azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and showing excellent fastness such as light fastness and ozone fastness, an azo pigment dispersion, a coloring composition, and an ink for inkjet recording.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: June 4, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Masahiro Higashi, Nobuo Seto, Yoshihiro Jimbo, Keiichi Tateishi
  • Patent number: 8409300
    Abstract: Novel disperse azo dyes of formula (I), and processes for preparation thereof. These dyes possess superior washing fastness, sublimation fastness and light fastness.
    Type: Grant
    Filed: December 23, 2010
    Date of Patent: April 2, 2013
    Assignee: Colourtex Industries Limited
    Inventors: Pankaj Desai, Kiyoshi Himeno, Nikhil Desai
  • Patent number: 8361168
    Abstract: 1. Trisazo dyes of general formula (IV) and of general formula (V) wherein A, B, M, R1 to R18, m, n, o and p are as described in the specification, are excellent black dyes for dyeing and printing of paper, other cellulose containing materials and textiles materials and, in particular, for the preparation of recording liquids for ink jet printing and for writing utensils.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: January 29, 2013
    Inventors: Kurt Baettig, Damien Moigno
  • Publication number: 20130019416
    Abstract: The present invention provides dye mixtures containing at least one dye of formula (I) and at least one dye of formula (II) where T1, T2, R1 to R9 and n are each as defined in claim 1, processes for their preparation and their use.
    Type: Application
    Filed: September 19, 2012
    Publication date: January 24, 2013
    Applicant: DyStar Colours Deutschland GmbH
    Inventors: Adrian Murgatroyd, Clemens Grund, Timo Liebig, Stefan Neubauer
  • Patent number: 8349028
    Abstract: The present invention relates to a reactive printing dye composition, which includes: (a) at least one reactive dye; (b) an organic buffer; and (c) a mirabilite or a dispersant. The reactive printing dye composition of the present invention is capable for being used in the fabric-dyeing, for example, dyeing of cotton, hemp, silk, rayon, wool, blending, etc. The reactive printing dye composition of the present invention is advantageous in high pH value stability, high storage stability, and reduced degradation in dyeing strength. In addition, the present invention further provides an aqueous reactive printing dye composition.
    Type: Grant
    Filed: November 13, 2009
    Date of Patent: January 8, 2013
    Assignee: Everlight USA, Inc.
    Inventors: Wen-Chin Lin, Chien-Wen Lee
  • Patent number: 8349029
    Abstract: The present invention relates to azo dyes of the formula (1) in which R, M, and Y are defined as stated in claim 1, to dye mixtures comprising them, to processes for preparing them, and to their use.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: January 8, 2013
    Assignee: DyStar Colours Deutschland GmbH
    Inventors: Jörg Wörner, Andreas Schrell
  • Patent number: 8323358
    Abstract: The present invention refers to a red-dyeing acid dye mixture comprising a dye of the formula (I) and at least one dye of the formula (II) a process for its manufacturing and a process for dyeing and printing of natural or synthetic polyamide fiber material in which it used.
    Type: Grant
    Filed: February 6, 2006
    Date of Patent: December 4, 2012
    Assignee: DyStar Colours Deutschland GmbH
    Inventors: Thomas Ruchser, Andreas Giehl
  • Patent number: 8298299
    Abstract: An azo pigment selected from the group consisting of: an azo pigment represented by the following formula (1), which has: a characteristic X-ray diffraction peak at Bragg angles (2?±0.2°) of 6.9°, 21.5°, and 27.3° in CuK? characteristic X-ray diffraction, a peak height at 11.9° of 0.6 or less relative to a peak height at 10.9° or a tautomer thereof, or a salt, hydrate, or solvate of the azo pigment or tautomer thereof; and an azo pigment represented by the following formula (1), which has: a characteristic X-ray diffraction peak at Bragg angles (2?±0.2°) of 6.9°, 25.8°, and 27.1° in CuK? characteristic X-ray diffraction, a peak height at 10.9° of 0.2 or less relative to a peak height at 11.9° or a tautomer thereof, or a salt, hydrate, or solvate of the azo pigment or tautomer thereof.
    Type: Grant
    Filed: May 31, 2011
    Date of Patent: October 30, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Masahiro Higashi, Yoshihiro Jimbo, Keiichi Tateishi
  • Publication number: 20120240346
    Abstract: The present invention relates to dye mixtures which comprise at least one dye of the formula and at least one dye of the formula (II) in which R1, R2, R3, and X are defined as stated in claim 1, to processes for their preparation, and to their use.
    Type: Application
    Filed: January 30, 2012
    Publication date: September 27, 2012
    Applicant: DyStar Colours Deutschland GmbH
    Inventors: Adrian Murgatroyd, Clemens Grund, Klaus-Wilfried Wanken, Hartwig Jordan
  • Patent number: 8236065
    Abstract: There is provided an azo pigment having excellently good color reproducibility, dispersibility, and storage stability of pigment dispersions and having excellent hue and tinctorial strength. An azo pigment represented by the following formula (1) and having characteristic peaks at Bragg angles (20±0.2°) of 7.2°, 13.4°, 15.0° and 25.
    Type: Grant
    Filed: December 8, 2009
    Date of Patent: August 7, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Yoshiaki Nagata, Shinya Hayashi
  • Patent number: 8231691
    Abstract: The present invention relates to disperse azo dyes based on a phthalimido-substituted aniline coupling component and an aromatic-carbocyclic or an aromatic-heterocyclic diazo component, to a process for the preparation of such dyes and to their use in the dyeing or printing of semi-synthetic and, especially, synthetic hydrophobic fiber materials, more especially textile materials.
    Type: Grant
    Filed: July 8, 2008
    Date of Patent: July 31, 2012
    Assignee: Huntsman International LLC
    Inventors: Romeo Dreier, Alfons Arquint, Urs Lauk, Patric Nowack
  • Patent number: 8226758
    Abstract: The present invention relates to a disperse dye mixture containing (a) two or more disperse dyestuffs of the formula (I) or (b) one or more disperse dyestuffs of the formula (I) and one or more other disperse dyestuffs. The invention also relates to their process of preparation and their use.
    Type: Grant
    Filed: December 13, 2007
    Date of Patent: July 24, 2012
    Assignee: DyStar Colours Deutschland GmbH
    Inventors: Clemens Grund, Andreas Endres, Hartwig Jordan, Adrian Murgatroyd, Stefan Neubauer, Nigel Hall, Anthony Lawrence, Shinsuke Ono, Klaus-Wilfried Wanken
  • Patent number: 8226734
    Abstract: An azo pigment and pigment dispersion show excellent coloring characteristics and light fastness. The azo pigment is represented by general formula (1), its tautomer, a salt or hydrate thereof: wherein G is hydrogen or an aliphatic, aryl, heterocyclic, acyl, aliphatic oxycarbonyl, carbamoyl, or sulfonyl group, R1 is an amino, aliphatic oxy, aliphatic, aryl, or heterocyclic group, R2 is a substituent, A is an aromatic 5- or 6-membered heterocyclic group, m is an integer of 0 to 5, n is an integer of 1 to 4 and, when n=2, 3 or 4, the formula represents a dimer, trimer, or tetramer, respectively, formed through R1, R2, A, or G.
    Type: Grant
    Filed: July 17, 2009
    Date of Patent: July 24, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Nobuo Seto, Masahiro Higashi, Keiichi Tateishi, Hideki Takakuwa
  • Patent number: 8206465
    Abstract: An azo pigment showing excellent coloring characteristics such as tinctorial strength and hue and excellent fastness such as light fastness, and a pigment dispersion containing the azo pigment are provided. An azo pigment represented by the following general formula (1) and a pigment dispersion containing the pigment: Wherein Y, G, X1, X2, R1, R2 and R3 are defined in the claims and in the specification.
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: June 26, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Nobuo Seto, Keiichi Tateishi
  • Patent number: 8202327
    Abstract: A pigment composition including (A) an azo pigment represented by formula (1), and at least one of (B) a coloring agent represented by formula (2), or (C) at least one additive represented by formula (3) or an additive represented by formula (4).
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: June 19, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Masahiro Higashi, Yoshihiro Jimbo, Keiichi Tateishi
  • Patent number: 8177861
    Abstract: An azo pigment of formula (1), a tautomer of the azo pigment, or a salt or hydrate thereof, are provided: G0 and G1 each is a non-metal atomic group which can form a 5- or 6-membered heterocyclic ring, The rings may be monocyclic or condensed and are optionally substituted. X is a hetero atom. n is an integer of 1 to 4. When n=2, 3, or 4, the compound is a dimer, trimer, or tetramer, respectively. A is a substituent. The azo pigment has excellent coloring characteristics such as high tinctorial strength and hue. It also has excellent durability including high resistance to light and ozone. A pigment dispersion containing the azo pigment and a coloring composition are also provided.
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: May 15, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Yoshiaki Nagata, Nobuo Seto
  • Patent number: 8172910
    Abstract: An object of the invention is to provide an azo pigment having extremely good dispersibility and dispersion stability and having excellent hue and tinctorial strength and, preferably, having a long axis observed with a transmission microscope of from 0.01 ?m to 30 ?m. An azo pigment which is represented by the following formula (1) and having characteristic peaks at Bragg angles (2?±0.2°) of (i) 7.6° and 25.6°, (ii) 7.0°, 26.4°, and 27.3°, or (iii) 6.4°, 26.4°, and 27.
    Type: Grant
    Filed: September 28, 2009
    Date of Patent: May 8, 2012
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Shinya Hayashi
  • Patent number: 8152863
    Abstract: Provided is a pigment dispersion composition suitable for a colored curable composition which enables retaining adhesion capability of a colored pattern and inhibiting the generation of residues, even when a relatively severe development condition is employed. Furthermore, a red colored composition capable of forming a red colored thin film with excellent spectral characteristics. The pigment composition contains an azo pigment represented by the following Formula (1); at least one of acidic functional group-containing organic pigment derivative, anthraquinone derivative, and triazine derivative; and a dispersant. The red colored composition contains a red pigment; a yellow pigment; and a dispersant, in which specific spectral characteristics are satisfied when a colored transmitting film having a thickness of 0.6 ?m is formed using the red colored composition.
    Type: Grant
    Filed: May 31, 2011
    Date of Patent: April 10, 2012
    Assignee: Fujifilm Corporation
    Inventors: Hiroshi Taguchi, Hideki Takakuwa, Kazuya Oota, Kaoru Aoyagi, Toshihito Kuge, Masahiro Higashi, Nobuo Seto
  • Publication number: 20120081482
    Abstract: A process for preparing a mixture of phthalocyanine or metallo-phthalocyanine dyes and salts thereof which comprises cyclisation of a compound of Formula (1) with a compound of Formula (2) and/or Formula (3): wherein: R1 is a hydrocarbyl group; R2 is H or a hydrocarbyl group; R3 is H, optionally substituted alkyl, optionally substituted aryl or optionally substituted heterocyclyl; R4 and R5 are cyano, carboxy carboxamide or together form a group of formula X is an electron withdrawing group; and n is 1 to 4: wherein the cyclisation process is carried out in the presence of a suitable nitrogen source (if required) and a metal salt (if required). Also novel compounds, inks, printing processes, printed materials (including color filters) and ink jet cartridges.
    Type: Application
    Filed: May 26, 2010
    Publication date: April 5, 2012
    Applicant: Fujifilm Imaging Colorants Limited
    Inventors: Patricia Mary Dunwoody, Prakash Patel
  • Patent number: 8142519
    Abstract: A monoazo pigment is represented by the general formula (1), a tautomer of the monoazo pigment, and a salt or a hydrate thereof: in which R1, P1, and Q1 each independently represents a hydrogen or a substituent, G represents the non-metallic atoms necessary to complete a 5- to 6-membered heterocyclic group, W represents a substituent capable of binding to the heterocyclic group constituted by G, t represents an integer of from 0 to 5, Het-1 represents a group selected from the aromatic heterocyclic groups represented by the general formula (2) as recited in the claims and disclosure of the invention.
    Type: Grant
    Filed: September 3, 2008
    Date of Patent: March 27, 2012
    Assignee: Fujifilm Corporation
    Inventors: Keiichi Tateishi, Shinya Hayashi, Yoshiaki Nagata, Tomoaki Nakamura
  • Patent number: 8118885
    Abstract: An azo pigment represented by the following general formula (1), a tautomer of the azo pigment, and a salt or a hydrate thereof: wherein each of R1, R2, P1, P2, Q1, and Q2 independently represents a hydrogen atom or a substituent, G represents the non-metallic atoms necessary to complete a 5- to 6-membered heterocyclic group, W represents a substituent capable of binding to the heterocyclic group constituted by G, t represents an integer of from 0 to 4, each of Het-1 and Het-2 independently represents a group selected from specific aromatic heterocyclic groups.
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: February 21, 2012
    Assignee: Fujifilm Corporation
    Inventors: Keiichi Tateishi, Yoshiaki Nagata, Tomoaki Nakamura
  • Patent number: 8083811
    Abstract: Dye mixtures, comprising at least one dye of formula and at least one dye from the group of formulae wherein the substituents are defined in the specification.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: December 27, 2011
    Assignee: Huntsman International LLC
    Inventors: Georg Roentgen, Athanassios Tzikas, Hubert Jean Luc Christnacher
  • Patent number: 8083810
    Abstract: To provide an azo pigment excellent in coloristic characteristics such as tinctorial strength and hue and at the same time, excellent in the durability such as light fastness and ozone resistance, a pigment dispersion containing the azo pigment, a coloring composition, and an ink for inkjet recording. An azo pigment represented by the following formula (1), its tautomer, or a salt or hydrate thereof: (wherein R1, R2, R3, Y, Z and G each independently represents a hydrogen atom or a substituent; n represents and integer of 2 to 4; and the formula represents a dimer through R1, R2, R3, Y, Z or G when n is 2, represents a trimer through R1, R2, R3, Y, Z or G when n is 3, and represents a tetramer through R1, R2, R3, Y, Z or G when n is 4).
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: December 27, 2011
    Assignee: Fujifilm Corporation
    Inventors: Shinya Hayashi, Keiichi Tateishi, Naoyuki Hanaki
  • Patent number: 8080067
    Abstract: To provide an azo pigment composition exhibiting very good hue and light fastness and having excellent tinctorial strength (color density) and preferably further provide an azo pigment composition containing an azo pigment having characteristic X-ray diffraction peaks at different positions or a tautomer thereof. An azo pigment composition comprising at least one kind of an azo pigment represented by formula (1) having characteristic X-ray diffraction peaks at Bragg angles(20±0.2°) of 7.6°, 25.6° and 27.
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: December 20, 2011
    Assignee: Fujifilm Corporation
    Inventors: Keiichi Tateishi, Shinya Hayashi
  • Patent number: 8080066
    Abstract: An azo pigment represented by the general formula (1), a tautomer, salt, or hydrate thereof: wherein R1, R2, R3, Y, Z, and G each independently represents a hydrogen atom or a substituent, n represents an integer of from 2 to 4 and, when n=2, the general formula (1) represents a dimer formed through R1, R2, R3, Y, Z, or G and, when n=3, the general formula (1) represents a trimer formed through R1, R2, R3, Y, Z, or G and, when n=4, the general formula (1) represents a tetramer formed through R1, R2, R3, Y, Z, or G.
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: December 20, 2011
    Assignee: Fujifilm Corporation
    Inventors: Shinya Hayashi, Keiichi Tateishi, Naoyuki Hanaki
  • Patent number: 8062383
    Abstract: To provide an azo pigment composition having extremely good hue and extremely good light fastness and showing excellent tinctorial strength (color density) and, preferably, to provide an azo pigment composition further containing an azo pigment having characteristic X-ray diffraction peaks at different positions or a tautomer thereof An azo pigment composition which contains at least one azo pigment represented by the following formula (1) and having characteristic peaks at Bragg angles (20±0.2°) of 7.2° and 25.9° in X-ray diffraction with the characteristic Cu K? line, or a tautomer thereof: .
    Type: Grant
    Filed: March 5, 2009
    Date of Patent: November 22, 2011
    Assignee: FUJIFILM Corporation
    Inventor: Keiichi Tateishi
  • Patent number: 8034129
    Abstract: The invention relates to an aqueous dye solution comprising a) 5 to 30% by weight of an anionic or cationic direct dye, b) 0.01 to 5% by weight of the compound of formula (1), in which M represents hydrogen, an alkali metal or alkaline earth metal, ammonium or ammonium, that is mono-, di-, tri- or tetra-substituted by C1-C4alkyl or C2-C4hydroxyalkyl or mixtures thereof, c) 0 to 10% by weight of an inorganic or an organic acid, d) 0 to 20% by weight of further additives and e) water to complete to 100%, with the proviso that direct dyes of the formula (2) in which K is a residue of a coupling component of the acetoacetanilide, pyridone, pyrazolone or pyrimidine series and M is as defined above, are excluded, a process for their preparation and the use thereof for dyeing paper.
    Type: Grant
    Filed: May 8, 2006
    Date of Patent: October 11, 2011
    Assignee: BASF SE
    Inventors: Holger Lautenbach, Adolf Käser
  • Publication number: 20110225742
    Abstract: The present invention relates to a) a non-oxidative colouring agent for keratin fibres, in particular human hair, comprising at least one dye according to formula (I) or (II), b) an oxidative colouring agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide), at least one oxidative dye precursor and at least one dye according to formula (I) or (II), and c) a lightening agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide) and at least one dye according to formula (I) or (II), with R4 being a cationic group.
    Type: Application
    Filed: June 3, 2011
    Publication date: September 22, 2011
    Inventors: Markus SPECKBACHER, Jessica Chassot, Hans-Jürgen Braun