Five-ring Members In The Heterocyclic Ring Patents (Class 106/31.49)
  • Patent number: 9944807
    Abstract: There is provided an ink composition, including: a dye (M-2); a dye (Y-1); an alkylene oxide adduct of acetylene glycol having a main chain of 12 or more carbon atoms; acetylene glycol having a main chain of 10 or more carbon atoms; and a polyoxyalkylene alkyl ether, in which the content ratio A of the dye (M-2) and the dye (Y-1) (the dye (M-2):the dye (Y-1)) is 1.25:1 to 4.75:1.
    Type: Grant
    Filed: March 7, 2016
    Date of Patent: April 17, 2018
    Assignee: Seiko Epson Corporation
    Inventors: Ryosuke Teramoto, Hiromi Ohori, Yuho Miyake
  • Patent number: 9574048
    Abstract: The invention provides water-soluble compounds that include a polymer and at least one terminal azide or acetylene moiety. Also provided are highly efficient methods for the selective modification of proteins with PEG derivatives, which involves the selective incorporation of non-genetically encoded amino acids, e.g., those amino acids containing an azide or acetylene moiety, into proteins in response to a selector codon and the subsequent modification of those amino acids with a suitably reactive PEG derivative.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: February 21, 2017
    Assignee: Ambrx, Inc.
    Inventor: Troy E. Wilson
  • Patent number: 9540532
    Abstract: An ink composition comprising: a) 0.2 to 20 parts of one or more glycols selected from the group consisting of ethylene glycol, diethylene glycol, propylene glycol or dipropylene glycol; b) 30 to 50 parts of glycerol; c) 0.5 to 10 parts of 2-pyrrolidone; d) 0.5 to 9 parts of colorant; e) 30 to 70 parts of water; f) 0 to 3 parts of surfactant; g) 0 to 5 parts biocide; wherein all parts are by weight. Also ink-sets, printing processes and printed material.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: January 10, 2017
    Assignee: FUJIFILM Imaging Colorants, Inc.
    Inventors: Philip Double, Janette Cordwell, Marie Holmes, Ajay Popat
  • Patent number: 9528014
    Abstract: In accordance with an embodiment of the present invention, there is provided a coloring composition comprising, for example, a compound (1A), for example, a compound (2B), and at least one preservative.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: December 27, 2016
    Assignee: FUJIFILM Corporation
    Inventor: Yoshihiko Fujie
  • Patent number: 9441127
    Abstract: A polymerizable composition includes: a polymer compound; a polymerization initiator; and a polymerizable compound. The polymer compound contains at least one of a repeating unit represented by the following Formula (1) or a repeating unit represented by the following Formula (2). An ink composition for ink-jet recording includes the polymerizable composition. A method of ink jet recording and a printed article use the ink composition.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: September 13, 2016
    Assignee: FUJIFILM Corporation
    Inventor: Shota Suzuki
  • Patent number: 9004663
    Abstract: An inkjet printing method includes, in order, the steps of a) providing to an inkjet printer at least two or more colorless liquids having a different composition and at least one color inkjet ink; b) mixing the color inkjet ink in a controlled amount with the two or more colorless liquids; and c) printing the ink-mixture of the color inkjet ink and the two or more colorless liquids with the inkjet printer onto an ink-receiver.
    Type: Grant
    Filed: April 29, 2013
    Date of Patent: April 14, 2015
    Assignee: Agfa Graphics NV
    Inventors: Etienne Van Thillo, Frank De Voeght
  • Patent number: 8992674
    Abstract: An ink containing a first coloring material and a second coloring material, the sum total of these contents being 6.0% by mass or less. The first coloring material is a black coloring material exhibiting a difference ??max1 of 20.0 or more between a maximum absorption wavelength in a 20.0% by mass aqueous solution of 1,2-hexanediol and a maximum absorption wavelength in water, the second coloring material is a specific coloring material exhibiting a difference ??max2 of 12.0 or less between a maximum absorption wavelength in a 20.0% by mass aqueous solution of 1,2-hexanediol and a maximum absorption wavelength in water, and the sum of the ??max1 and the ??max2 is 35.0 or less.
    Type: Grant
    Filed: August 12, 2013
    Date of Patent: March 31, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masayuki Ikegami, Masashi Ogasawara, Tetsu Iwata, Takashi Saito, Masashi Tsujimura, Yojiro Kojima
  • Patent number: 8979988
    Abstract: A dye ink set for ink jet recording, which has a wide color gamut, particularly for the hue range of magenta, blue, and cyan, and which has good ejection stability properties. The ink set includes ink compositions of two colors, a magenta ink composition and a cyan ink composition which contain a dye, water, and a water-soluble organic solvent, and the magenta ink composition contains a compound represented by formula (1) below or a salt thereof.
    Type: Grant
    Filed: August 31, 2011
    Date of Patent: March 17, 2015
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Shinsuke Shimizu, Tadahiko Tabe, Yoshiki Akatani
  • Publication number: 20150070449
    Abstract: An ink-jet recording ink set includes: an ink (I) containing a dye D1, a compound C1 represented by the following formula and having a U+V of S1, and water; and an ink (II) containing a dye D2, a compound C2 represented by the following formula and having a U+V of S2, and water in which in case that a surface tension ?L1 (mN/m) of an evaluation liquid L1 obtained by adding, to a 5 mass % aqueous solution of the dye D1, a compound C3 in an amount corresponding to 1 mass % of the aqueous solution, and a surface tension ?L2 (mN/m) of an evaluation liquid L2 obtained by adding, to a 5 mass % aqueous solution of the dye D2, the compound C3 in an amount corresponding to 1 mass % of the aqueous solution satisfy a relationship of ?L1??L2?10 (mN/m), the S1 and the S2 satisfy a relationship of 2?S2?S1?7.
    Type: Application
    Filed: September 3, 2014
    Publication date: March 12, 2015
    Inventors: Eriko Himura, Takahiro Tsutsui, Yuusuke Sumikawa
  • Patent number: 8961674
    Abstract: An inkjet ink is provided. The inkjet ink includes water; a water-soluble organic material in an amount of from 40 to 50% by weight based on the total weight of the inkjet ink; and a colorant. The water-soluble organic material includes at least one of 1,3-dimethyl-2-imidazolidinone, ?-methoxy-N,N-dimethylpropionamide, and 2-pyrrolidone in an amount of from 5 to 35% by weight based on the total weight of the inkjet ink, and further includes a compound having the following formula (1) in an amount of from 10 to 40% by weight based on the total weight of the inkjet ink.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: February 24, 2015
    Assignee: Ricoh Company, Ltd.
    Inventors: Hidetoshi Fujii, Hiroshi Gotou
  • Publication number: 20150050466
    Abstract: The invention relates to azo dyes of desulfo-K-acid [CA: 35400-55-6], their salts, a method for the preparation of these dyes, or salts thereof, a liquid phase comprising at least one of these dyes, a method for applying the liquid phase on a substrate, a printed matter and the use of these dyes in water-based inks for inkjet printing, in writing utensil or dyeing solutions for manufacturing color filters for optical and opto-electronic applications.
    Type: Application
    Filed: March 22, 2013
    Publication date: February 19, 2015
    Applicant: Ilford Imaging Switzerland GMBH
    Inventors: Kurt Battig, Damien Moigno
  • Publication number: 20150015641
    Abstract: An inkjet ink includes: an ink vehicle; a colorant; and an acetylenic compound having an alkoxylated hydroxyl group, wherein the hydroxyl group is a primary or secondary hydroxyl group and the acetylenic compound is absent a lipophilic group. Printheads having resistive heater elements exposed to such inks have prolonged lifetimes compared to reference inks.
    Type: Application
    Filed: June 20, 2014
    Publication date: January 15, 2015
    Inventors: Simon Fielder, Michele Gimona, Christopher Barton
  • Publication number: 20140238264
    Abstract: There is provided a coloring composition and an ink for inkjet recording which have an excellent ozone fastness and a high print density and is excellent in storage stability over time, and one example of the coloring composition is a coloring composition contains a compound (1A) and a compound (2B):
    Type: Application
    Filed: May 7, 2014
    Publication date: August 28, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Yoshihiko FUJIE, Prakash PATEL, Clive Edwin FOSTER, Keiichi TATEISHI
  • Patent number: 8808439
    Abstract: A water-soluble phthalocyanine dye or naphthalocyanine dye with near-infrared absorption comprises at least one complexed unit. Each unit comprises a phthalocyanine or a naphthalocyanine moiety and a metal atom complexed thereto and having a valency of at least three, with two valencies complexed to the phthalocynanine ring or the naphthalocyanine ring, each unit joined to another through a fused ring, at least one valency attached to water-soluble axial ligands. The dyes to may be employed in inkjet inks in conjunction with colorants.
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: August 19, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sivapackia Ganapathiappan, Jayprakash Bhatt
  • Patent number: 8795422
    Abstract: The present disclosure includes naphthalocyanine dyes or fused naphthalocyanine dyes represented by one of the general structures I to XV; inkjet ink formulations including the naphthalocyanine dyes; and a detection system (300) including the dyes.
    Type: Grant
    Filed: August 31, 2009
    Date of Patent: August 5, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sivapackia Ganapathiappan, Jayprakash C. Bhatt
  • Patent number: 8784548
    Abstract: A water-soluble phthalocyanine dye or naphthalocyanine dye with near-infrared absorption comprises at least one complexed unit. Each unit comprises a phthalocyanine or a naphthalocyanine moiety and, optionally, a metal atom complexed thereto and, if present, having a valency of from 1 to 5, with two valencies complexed to the phthalocyanine ring or the naphthalocyanine ring. Each unit has two linker moieties on opposite sides or adjacent sides of the unit, wherein water-soluble groups are present on at least one of the linkers, on the metal atom, and optionally on the phthalocyanine or naphthalocyanine moiety.
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: July 22, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sivapackia Ganapathiappan, Jayprakash Bhatt
  • Patent number: 8778073
    Abstract: A phthalocyanine dye with extended conjugation includes one or both of a phthalocyanine component and a naphthalocyanine component and at least one water soluble substituent on an aryl group of the phthalocyanine dye. The extended conjugation of the phthalocyanine dye includes at least one benzene moiety of the component being one of (a) joined to an aryl group either indirectly using an alkylene linkage or directly, (b) joined to a benzene moiety of another of the components to form an oligomer of the components, and (c) a combination of (a) and (b). The extended conjugation shifts absorption of the phthalocyanine dye to greater than 800 nm.
    Type: Grant
    Filed: October 30, 2008
    Date of Patent: July 15, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sivapackia Ganapathiappan, Zhang-Lin Zhou, Jayprakash C. Bhatt
  • Patent number: 8778071
    Abstract: An inkjet ink set including at least a black ink, a cyan ink, a magenta ink, and a yellow ink. Each of the inks includes at least a water-soluble dye, water and a water-soluble solvent including a specific alkoxypropionamide compound. The cyan, magenta and yellow inks has a S/W ratio of not less than 1.5 and not greater than 3.5, wherein S represents the content of the water-soluble solvent in each ink, and W represents the content of water in each ink, and the black ink has a S/W ratio of not less than 1.0 and less than 1.5, wherein S represents the content of the water-soluble solvent in the black ink, and W represents the content of water in the black ink.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: July 15, 2014
    Assignee: Ricoh Company, Ltd.
    Inventors: Akihiko Matsuyama, Hiroshi Gotou
  • Patent number: 8764896
    Abstract: To provide an aqueous ink for a liquid jetting device, containing: (A) a fluorosurfactant; and (B) N-alkyl-2-pyrrolidone, wherein an alkyl group contained in the (B) N-alkyl-2-pyrrolidone is a C4-10 alkyl group.
    Type: Grant
    Filed: June 25, 2010
    Date of Patent: July 1, 2014
    Assignee: Ricoh Company, Ltd.
    Inventor: Koji Katsuragi
  • Patent number: 8758495
    Abstract: An ink set is provided and includes at least a yellow ink composition, a magenta ink composition, and a cyan ink composition, wherein the yellow ink composition contains as a colorant at least one selected from the group consisting of a compound represented by formula (Y-I) and a salt thereof. where R4 represents a monovalent group; R5 represents —OR6 or —NHR7; each of R6 and R7 represents a hydrogen atom or a monovalent group; X3 represents a divalent linking group; n3 represents 0 or 1; Ar3 represents a divalent heterocyclic group; and Ar4 represents an alkyl group, an aryl group, or a monovalent triazine ring group.
    Type: Grant
    Filed: September 28, 2011
    Date of Patent: June 24, 2014
    Assignee: FUJIFILM Corporation
    Inventor: Shinya Ishida
  • Publication number: 20140165874
    Abstract: A thermal ink jet ink composition includes one or more volatile organic solvents, wherein the one or more volatile organic solvents are selected from C1-C4 alcohols, C3-C6 ketones, C3-C6 esters, C4-C8 ethers, and mixtures thereof; one or more binder resins; and one or more dyes. The ink composition is suitable for use in a thermal ink jet printer and the ink composition has a slow rate of kogation such that it is capable of being printed at least 10 million drops per nozzle from the thermal ink jet printer before drop weight of the ink composition is reduced by more than 10%.
    Type: Application
    Filed: December 16, 2013
    Publication date: June 19, 2014
    Applicant: VIDEOJET TECHNOLOGIES INC.
    Inventors: Casey Robertson, Anthony Selmeczy, John Folkers
  • Publication number: 20140146109
    Abstract: An ink composition is used in an ink jet recording apparatus including a recording head that includes a nozzle plate having a nozzle aperture through which the ink composition is ejected, and a flow channel substrate having a communication hole acting as a flow channel through which the ink composition flows. The nozzle plate and the flow channel substrate are bonded together with an adhesive such that the communication hole communicates with the nozzle aperture. The ink composition contains a coloring material, an acetylene glycol-based surfactant having an HLB value of 9 or less, and at least one of the compounds expressed by general formula (1): R1O—(CH2—CH2—O)n—R2 or general formula (2): (R3)p—N-{L-(COOM)q}r.
    Type: Application
    Filed: July 31, 2013
    Publication date: May 29, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Ryosuke Teramoto
  • Patent number: 8721781
    Abstract: An ink composition includes a cyclic saccharide and hydantoin or a derivative thereof.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: May 13, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Shuichi Koganehira, Shinichi Yamamoto
  • Patent number: 8709696
    Abstract: A curable sublimation marking material including at least one curable component and at least one sublimation colorant. Also disclosed is a transfer printing method including applying a curable sublimation marking material in a desired pattern onto a transfer substrate to form an image on the transfer substrate at a first temperature which is below the sublimation temperature of the sublimation colorant; wherein the curable sublimation marking material comprises at least one curable component and at least one sublimation colorant; curing the image on the transfer substrate; and optionally, bringing the transfer substrate into contact with a final image-receiving substrate, optionally applying pressure, and heating to a second temperature which is sufficient to cause the sublimation colorant to sublime and form a permanent image on the final image-receiving substrate.
    Type: Grant
    Filed: August 16, 2010
    Date of Patent: April 29, 2014
    Assignee: Xerox Corporation
    Inventors: Yulin Wang, Ke Zhou, Tie Hwee Ng, Marko Saban
  • Patent number: 8702854
    Abstract: Azaphthalocyanine compounds of Formula (1) and salts thereof: wherein: MAzPc represents a azaphthalocyanine nucleus of formula (A): M is 2H, Cu or Ni; each P is independently CH or N; R1, R2 are independently H or optionally substituted alkyl; R3 is optionally substituted hydrocarbyl; y is greater than 0 and less than 4; z is greater than 0 and less than 4; and the sum of y+z is in the range of from 1 to 4; 15 provided that at least one P is N in any one of the four component rings of the azaphthalocyanine nucleus. Also compositions, inks, printing processes, printed materials and ink-jet cartridges.
    Type: Grant
    Filed: November 26, 2009
    Date of Patent: April 22, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Prakash Patel, Toshiki Fujiwara
  • Patent number: 8685154
    Abstract: The methods and compositions of the present invention provide an ink jet ink having a colorant, an aqueous vehicle, and water stable and water soluble phthalocyanine and/or naphthalocyanine dye chromophores.
    Type: Grant
    Filed: August 12, 2008
    Date of Patent: April 1, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sivapackia Ganapathiappan, Zhang-Lin Zhou, Jayprakash C. Bhatt
  • Publication number: 20140063157
    Abstract: An ink containing a first coloring material and a second coloring material, the sum total of these contents being 6.0% by mass or less. The first coloring material is a black coloring material exhibiting a difference ??max1 of 20.0 or more between a maximum absorption wavelength in a 20.0% by mass aqueous solution of 1,2-hexanediol and a maximum absorption wavelength in water, the second coloring material is a specific coloring material exhibiting a difference ??max2 of 12.0 or less between a maximum absorption wavelength in a 20.0% by mass aqueous solution of 1,2-hexanediol and a maximum absorption wavelength in water, and the sum of the ??max1 and the ??max2 is 35.0 or less.
    Type: Application
    Filed: August 12, 2013
    Publication date: March 6, 2014
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Masayuki Ikegami, Masashi Ogasawara, Tetsu Iwata, Takashi Saito, Masashi Tsujimura, Yojiro Kojima
  • Patent number: 8664037
    Abstract: Disclosed are a method for forming a metal oxide pattern and a method of manufacturing a thin film transistor using the patterned metal oxide. The method for forming a metal oxide pattern includes: preparing an ink composition including at least one metal oxide precursor or metal oxide nanoparticle, and a solvent; ejecting the ink composition on a substrate to form a pattern on the substrate; and photosintering the formed pattern. Herein, the metal oxide precursor is ionic.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: March 4, 2014
    Assignee: Korea Institute of Science and Technology
    Inventors: Yong-Won Song, Jae-Min Hong, Jung Ah Lim, Hak-Sung Kim, Seong-Ji Kwon
  • Patent number: 8647425
    Abstract: A process for preparing azaphthalocyanine or metallo-azaphthalocyanine dyes Also novel compounds, inks, printing processes, printed materials (including color filters) and ink-jet cartridges.
    Type: Grant
    Filed: October 6, 2010
    Date of Patent: February 11, 2014
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prakash Patel
  • Publication number: 20130333591
    Abstract: A solid ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the solid ink formulation comprises a blend of an amorphous and crystalline components which provides a dye-based solid ink with excellent robustness when forming images or printing on coated paper substrates as well as excellent lightfastness.
    Type: Application
    Filed: June 18, 2012
    Publication date: December 19, 2013
    Applicant: XEROX CORPORATION
    Inventors: Daryl W. Vanbesien, Jennifer L. Belelie, Gabriel Iftime, Corey L. Tracy, Nathan M. Bamsey, Caroline M. Turek, Naveen Chopra, Kentaro Morimitsu
  • Patent number: 8608842
    Abstract: An infrared absorbing composition including a compound that is represented by formula (1) and has solubility of 30 mg/mL or less in toluene at 25° C., an organic solvent having a solubility parameter of from 7.3 to 12.1, and a resin is disclosed. In formula (1), each of R1 to R16 independently represents a hydrogen atom or a substituent group, provided that at least one of R1 to R16 represents an R17—X— group or that the compound represented by formula (1) contains at least one condensed-ring structure in which any adjacent two of R1 to R16 form a ring; X represents —S—, —NH—, —NR18—, or —O—; each of R17 and R18 independently represents an aliphatic group or an aryl group; and M represents two atoms selected from the group consisting of hydrogen atoms and monovalent metal atoms, or a divalent metal atom, or a divalent substituted metal atom moiety including a trivalent or tetravalent metal atom and a substituent group.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: December 17, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Katsumi Kobayashi, Keizo Kimura
  • Patent number: 8603232
    Abstract: There is provided a water-based ink set for ink-jet recording, including: a water-based yellow ink which contains water, a water-soluble organic solvent and a yellow colorant containing a yellow dye (Y-1) and a yellow dye (Y-2) indicated below; a water-based magenta ink which contains water, a water-soluble organic solvent and a magenta colorant containing a magenta dye (M-1) and a magenta dye (M-2) indicated below; a water-based cyan ink which contains water, a water-soluble organic solvent and a cyan colorant containing a cyan dye (C-1) indicated below; and a water-based black ink which contains water, a water-soluble organic solvent and a black colorant containing carbon black.
    Type: Grant
    Filed: September 15, 2011
    Date of Patent: December 10, 2013
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yuka Tsuzaka, Kazuma Goto
  • Patent number: 8603235
    Abstract: Disclosed is a phase change ink comprising (a) a carbon black pigment, (b) a bis-urethane, and (c) a phase change ink carrier, said carrier comprising (i) a branched triamide and (ii) a Fischer-Tropsch wax having an average peak molecular weight of from about 300 to about 800 and a polydispersity of from about 1.001 to about 3.
    Type: Grant
    Filed: April 3, 2008
    Date of Patent: December 10, 2013
    Assignee: Xerox Corporation
    Inventors: Raymond W Wong, Bo Wu, Christopher A Wagner
  • Publication number: 20130321895
    Abstract: An electrowetting display device that includes a display member having: a first substrate in which at least one surface has conductivity, a second substrate which is disposed to face the conductive surface of the first substrate, a hydrophobic insulating film which is provided on the conductive surface of the first substrate, an oil, which is non-conductive, provided between the hydrophobic insulating film and the second substrate so as to be movable on the hydrophobic insulating film, and containing a nonpolar solvent and a methine dye including two dye mother nuclei that are linked through a linking group having a methine unsaturated chain, and a hydrophilic liquid which is conductive, provided between the hydrophobic insulating film and the second substrate so as to be in contact with the oil.
    Type: Application
    Filed: May 21, 2013
    Publication date: December 5, 2013
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroyuki NAITO, Yasuhiro ISHIWATA, Takashi KATO
  • Patent number: 8591641
    Abstract: The invention is related to a weather-resistant dye and use thereof, which contains in molecules thereof not only chromophoric parent D, but also electron-accepting group Q which is linked with dye parent D through non-conjugated carbon link L to constitute D-L-Q dye molecule; the electron-accepting group Q has such a HOMO energy level that is lower than the HOMO energy level of the dye chromophoric parent D. The dye has sun-resistance and anti-ozone performances, which can be used as colorant in the ink, dope, lacquer, toner powder for laser printing, marker, paper, fabric, glass, porcelain or polymer.
    Type: Grant
    Filed: April 30, 2009
    Date of Patent: November 26, 2013
    Assignees: Dalian University of Technology, Ninestar Management Co., Ltd.
    Inventors: Xiaojun Peng, Jianzhou Zhang, Fan Jiangli, Shiguo Sun, Rong Zhang
  • Patent number: 8562730
    Abstract: There is disclosed an ink composition and a method of printing and using ink on substrate material comprising polyvinyl chloride with thermal inkjet, drop on demand piezo inkjet, or continuous inkjet by depositing ink comprising vinyl-penetrating solvent, colorant and non-aqueous carrier solvent, the ink being free from polymerizable resins and binders.
    Type: Grant
    Filed: February 24, 2011
    Date of Patent: October 22, 2013
    Assignee: ImTech Technologies LLC
    Inventors: Garold Eugene Radke, Suraj Lakshman Hindagolla
  • Publication number: 20130271523
    Abstract: The invention provides an ink containing a first coloring material and a second coloring material, wherein the first coloring material is a compound represented by a general formula (1), and the second coloring material is a compound represented by a general formula (2).
    Type: Application
    Filed: March 12, 2013
    Publication date: October 17, 2013
    Inventors: Junichi Sakai, Satoshi Kudo, Otome Yamashita, Minako Kawabe, Takashi Saito
  • Patent number: 8529685
    Abstract: A mixture of azaphthalocyanine compounds of Formula (1) and salts thereof: wherein: M is 2H, Cu or Ni; each P is independently CH or N; R1 is H or optionally substituted C1-4alkyl; R2 is H or optionally substituted C1-8alkyl; R3 is H or optionally substituted hydrocarbyl; and R4 is optionally substituted hydrocarbyl; or R3 and R4 together with the nitrogen atom to which they are attached represent an optionally substituted heterocyclic ring system; x is greater than 0 and less than 4; y is greater than 0 and less than 4; z is greater than 0 and less than 4; the sum of x+y+z is in the range of from 1 to 4 and provided that at least one P is N and that no more than two P groups in any one of the four component rings of the azaphthalocyanine nucleus are N. Also compositions, inks, printing processes, printed materials and ink-jet cartridges.
    Type: Grant
    Filed: August 12, 2009
    Date of Patent: September 10, 2013
    Assignee: Fujifilm Imaging Colorants Limited
    Inventor: Prakash Patel
  • Publication number: 20130222465
    Abstract: The present invention has an object to provide an ink for inkjet textile printing which has excellent fastnesses and causes less bleeding on a textile and to provide a low cost method for inkjet textile printing by using said ink; and relates to an ink for inkjet textile printing wherein the ink contains at least one kind disperse dye, a dispersing agent, water and at least one kind (referred to as A compound) of the compounds represented by the following formula (1): (wherein, n is an integer number of 1 to 12) and at least one kind compound (referred to as B? compound) selected from the group consisting of alkanediols having 3 to 5 carbon atoms and polypropylene glycols, as organic solvents, the total content of A compound and B? compound is 12 to 50% by weight based on the total amount of the ink, and the ratio by weight of A compound to B? compound is in the range of 5:1 to 0.7:1.
    Type: Application
    Filed: April 1, 2013
    Publication date: August 29, 2013
    Applicant: Nippon Kayaku Kabushiki Kaisha
    Inventor: Nippon Kayaku Kabushiki Kaisha
  • Patent number: 8511926
    Abstract: A water-based ballpoint pen using a cemented carbide ball comprising tungsten carbide and a metal binder as a writing front end, wherein cobalt and/or nickel are contained in the cemented carbide ball as the metal binder in an amount of 1 to 20% by weight based on the total amount of the ball and which further includes an aqueous ink composition containing a colorant, water, a phosphate ester-based surfactant, and any one or more compounds of a thiadiazole represented by formula (1), 5-mercapto-3-phenyl-1,3,4-thiadiazole-2-thione or a salt thereof, and an oligomer of 2,5-dimercapto-1,3,4-thiadiazole: wherein X and Y each represents any substituent of CH3, NH2, and SM, and M represents any of hydrogen, an alkali metal, an ammonium, and an alkanolamine.
    Type: Grant
    Filed: March 17, 2009
    Date of Patent: August 20, 2013
    Assignee: The Pilot Ink Co., Ltd.
    Inventors: Nobuyuki Kitaoka, Hisashi Nakamura, Itsuka Goshima
  • Patent number: 8496744
    Abstract: An ink composition contains a particular anthrapyridone dye and a particular copper phthalocyanine dye. The hue angle in the L*a*b* color system calculated from spectral characteristics of a 1,000-fold diluted solution of the ink composition in water is 270° to 360°. The content of the anthrapyridone dye is higher than the content of the copper phthalocyanine dye.
    Type: Grant
    Filed: March 23, 2011
    Date of Patent: July 30, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Shigemi Wakabayashi, Kazuhiko Kitamura, Yasuhiro Oki, Motoki Masuda
  • Patent number: 8475578
    Abstract: The present invention is directed to magenta inks and ink sets for ink-jet printing. The inks and ink sets provide exceptional ozone fastness, particularly when printed on porous media or plain paper. The inks of the ink sets are formulated to be compatible with each other and are capable of producing high quality printed images.
    Type: Grant
    Filed: October 24, 2007
    Date of Patent: July 2, 2013
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Tye J. Dodge, Murray Macleod, Marlene Ann McGorrin, Larrie Deardurff, Linda C. Uhlir-Tsang
  • Patent number: 8430953
    Abstract: A water-based ink for ink-jet recording includes a coloring agent, water, and a water-soluble organic solvent. The coloring agent includes the following a dye (1) and a dye (2). dye (1): a dye represented by the general formula (1) dye (2): at least one dye selected from the group consisting of dyes represented by the general formula (2a), dyes represented by the general formula (2b), C. I. Direct Blue 199, and C. I.
    Type: Grant
    Filed: September 23, 2010
    Date of Patent: April 30, 2013
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Kenta Hayashida, Kazuma Goto
  • Patent number: 8372189
    Abstract: A solid ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the amorphous and crystalline components are both synthesized from an esterification reaction.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: February 12, 2013
    Assignee: Xerox Corporation
    Inventors: Naveen Chopra, Jennifer L. Belelie, Kentaro Morimitsu, Stephan V. Drappel, Corey Tracy, Peter G. Odell
  • Publication number: 20130004746
    Abstract: A process for preparing phthalocyanine or metallo-phthalocyanine dyes and salts thereof. Also novel compounds, inks, printing processes, printed materials and ink-jet cartridges.
    Type: Application
    Filed: March 8, 2011
    Publication date: January 3, 2013
    Inventor: Prakash Patel
  • Patent number: 8328921
    Abstract: Dye-based gray ink formulations, ink-jet ink sets, and methods of making a dye-based gray ink formulation, are disclosed.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: December 11, 2012
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Cory J. Ruud, Mary E. Austin
  • Patent number: 8328924
    Abstract: A solid ink composition suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the solid ink composition comprises both a crystalline component and an amorphous component, and optionally, a colorant, which provides for a robust ink.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: December 11, 2012
    Assignee: Xerox Corporation
    Inventors: Kentaro Morimitsu, Jennifer L. Belelie, Naveen Chopra, Stephan V. Drappel, Corey Tracy, Peter G. Odell
  • Patent number: 8292995
    Abstract: A salt of a sulfonated dye modulates a stability of the dye, particularly its ozonefastness. The salt comprises an organic cation selected from the group consisting of: a first organic cation having a positive charge delocalized between a nitrogen atom and at least one other heteroatom; a second organic cation having a positive charge delocalized between a nitrogen atom and at least two other atoms; and a third organic cation of formula (A): wherein: Rp, Rq and Rr are each independently selected from a C1-6 alkyl group; s is 0, 1, 2 or 3; and Ar is a C6-12 aryl group or C3-12 heteroaryl group.
    Type: Grant
    Filed: February 10, 2009
    Date of Patent: October 23, 2012
    Assignee: Silverbrook Research Pty Ltd
    Inventors: Sutharsiny Indusegaram, Graciel Gonzaga, Simone Charlotte Vonwiller, Scott Matthew Starling, Lachlan Everett Hall, Damon Donald Ridley, Kia Silverbrook
  • Patent number: 8287632
    Abstract: A solid ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates. In embodiments, the amorphous component is synthesized from an esterification reaction of citric acid.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: October 16, 2012
    Assignee: Xerox Corporation
    Inventors: Kentaro Morimitsu, Jennifer L. Belelie, Stephan V. Drappel, C. Geoffrey Allen, Corey Tracy, Peter G. Odell
  • Publication number: 20120255460
    Abstract: An oil-based ink contains at least a dye and an organic solvent, wherein the dye is contained by an amount ranging from 0.1 to 20 mass % relative to the total amount of the ink, and the organic solvent contains a five-membered heterocyclic compound having a C?O bond or a phosphoric acid ester by an amount ranging from 50 to 99 mass % relative to the total amount of the ink.
    Type: Application
    Filed: April 6, 2012
    Publication date: October 11, 2012
    Applicant: RISO KAGAKU CORPORATION
    Inventors: Kazuya KAWAKAMI, Teruaki OKAWA