Five-ring Members In The Heteroyclic Ring Patents (Class 106/31.78)
  • Patent number: 10379274
    Abstract: A color filter and a display panel, wherein the color filter includes a color correction material. In an absorption spectrum of the color correction material, a wavelength interval of the absorption spectrum with a visible light absorption rate smaller than 0.2 is from 150 to 180 nanometers.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: August 13, 2019
    Assignee: HANNSTAR DISPLAY CORPORATION
    Inventor: Jiun-Haw Lee
  • Patent number: 9815991
    Abstract: An ink composition for inkjet recording, including: a color material, a binder resin, and an organic solvent, wherein the binder resin contains at least an acrylic-based resin (A), and a copolymer (B) having a constitutional unit derived from a hydroxyalkyl (meth)acrylate, a constitutional unit represented by the formula (I), and a constitutional unit represented by the formula (II), a content ratio by mass of the resin (A) to copolymer (B) is 25/75 to 70/30, and wherein the solvent contains at least a polyalkylene glycol dialkyl ether and a cyclic ester, a content ratio of the cyclic ester is 3 parts by mass or more and 10 parts by mass or less relative to 100 parts by mass of the ink composition, and a content ratio of the ethylene glycol alkyl ether acetate is 5 parts by mass or less relative to 100 parts by mass of the ink composition:
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: November 14, 2017
    Assignee: DNP FINE CHEMICALS CO., LTD.
    Inventors: Megumi Oogaki, Shinichi Yoshimitsu, Katsumi Watanabe, Ryohei Oka, Yukiko Ishima, Karuna Iwasawa
  • Patent number: 9550902
    Abstract: An aqueous ink contains a colorant, an aqueous solvent, and as an infrared absorber, a compound represented by general formula (I): where Rb, Rc, and Rd are each independently alkyl, and Ra is a group represented by general formula (I-R): where Re is hydrogen or methyl, and e is an integer of 0 to 3.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: January 24, 2017
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Akira Sakamoto, Kazuhiko Hirokawa, Takashi Kikuchi, Takahiro Ishizuka, Suguru Nakaso
  • Patent number: 9045663
    Abstract: An ink for ink-jet recording apparatuses includes water, a pigment dispersion, an organic solvent, and a humectant. The pigment dispersion includes a pigment and a resin having a weight average molecular weight of from 35,000 to 140,000. An adsorbed resin proportion determined from the mass of a total amount of resin in the ink and the amount of resin separated from pigment among the resin is at least 0.97. And, the ink contains from 3% to 15% by mass of C1-C4 monoalkyl ether of polyhydric alcohol based on the mass of the ink as the organic solvent.
    Type: Grant
    Filed: February 15, 2013
    Date of Patent: June 2, 2015
    Assignee: KYOCERA DOCUMENT SOLUTIONS INC.
    Inventors: Noriaki Furukawa, Susumu Hiroshima, Takashi Somete, Yasuko Takaori
  • Patent number: 9039823
    Abstract: A coating liquid comprising: an oxazoline group-containing resin; an alkanediol having 7 or more carbon atoms; a surfactant; and water.
    Type: Grant
    Filed: July 25, 2012
    Date of Patent: May 26, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Shuichi Koganehira, Shinichi Yamamoto
  • Publication number: 20150125792
    Abstract: The present invention provides a phthalocyanine pigment having superior color development property, and a pigment dispersion, an ink and a color filter resist composition containing the phthalocyanine pigment, in which the phthalocyanine pigment having a structure represented by general formula (1), and the pigment dispersion, the ink and the color filter resist composition containing the phthalocyanine pigment.
    Type: Application
    Filed: August 21, 2013
    Publication date: May 7, 2015
    Inventors: Ryuji Higashi, Akiko Kitao, Taichi Shintou, Takeshi Miyazaki
  • Publication number: 20150101507
    Abstract: A phase change ink composition suitable for ink jet printing, including robust printing on coated paper substrates. In embodiments, the phase change ink composition comprises both a crystalline compound and an amorphous compound which are derived from bio-renewable materials. In particular, the present embodiments provide novel crystalline compounds with at least two aromatic moieties for use in the phase change inks.
    Type: Application
    Filed: October 14, 2013
    Publication date: April 16, 2015
    Applicant: XEROX CORPORATION
    Inventors: ADELA GOREDEMA, Guerino G. Sacripante, Barkev Keoshkerian, Daryl W. Vanbesien, Kentaro Morimitsu, Naveen Chopra, Gabriel Iftime
  • Patent number: 8986436
    Abstract: The present invention relates to a new family of luminescent pigments consisting of a salt of two ruthenium(II) complex ions of opposite sign charges comprising N-chelating heterocyclic ligands and to their use in security applications to prevent counterfeiting. The invention also refers to ink compositions and to the security documents or secured goods comprising said luminescent pigments.
    Type: Grant
    Filed: February 10, 2012
    Date of Patent: March 24, 2015
    Assignee: Fábrica Nacional de Moneda y Timbre—Real Casa de la Moneda
    Inventors: Guillermo Orellana Moraleda, David García Fresnadillo, Paloma Varela García De Oteyza, Javier Gamo Aranda, José Miguel Silván Pobes, Fernando Álvarez Martínez, Andrés Ruiz Quevedo
  • Publication number: 20150079358
    Abstract: An ink for inkjet recording includes a colorant; an organic solvent; a surfactant; and water. The organic solvent includes a polyol having a solubility parameter (SP value) of from 11.8 to 14.0 (components A) or an oxetane compound having the following formula (I) (components B): wherein R? represents an alkyl group having 1 to 2 carbon atoms. The content of at least one member of the components A or the components B is from 30 to 70% by weight per 100% by weight of the ink. The colorant is a hydrodispersible pigment having a functional group selected from the group consisting of —COOM, —SO3M, —PO3HM, —PO3M2, —CONM2, —SO3NM2, —NH—C6H4—COOM, —NH—C6H4—SO3M, —NH—C6H4—PO3HM, —NH—C6H4—PO3M2, —NH—C6H4—CONM2 and —NH—C6H4—SO3NM2, wherein M is a quaternary ammonium ion.
    Type: Application
    Filed: September 5, 2014
    Publication date: March 19, 2015
    Inventors: Hiroshi GOTOU, Hidetoshi FUJII
  • 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: 20150042733
    Abstract: A water-based ink for ink-jet recording includes a pigment; water; 1,2-alkanediol; a compound including an isothiazoline ring; and a surfactant represented by a general formula (1): In the general formula (1); each of R1, R2, R3, and R4 is one of a hydroxyl group, saturated fatty acid having a number of carbon atoms of 12 to 18 and unsaturated fatty acid having a number of carbon atoms of 12 to 18; and a, b, c, and d are identical with each other or different from each other, and a, b, c, and d are numbers to fulfill a+b+c+d?20.
    Type: Application
    Filed: August 7, 2014
    Publication date: February 12, 2015
    Applicant: Brother Kogyo Kabushiki Kaisha
    Inventors: Michiko Aoyama, Mitsunori Maeda, Chisato Okumura
  • Publication number: 20150030818
    Abstract: Inkjet ink contains water, hydrosoluble organic materials; and a colorant, wherein the hydrosoluble organic materials account for 30% by weight to 50% by weight of the inkjet ink, wherein the hydrosoluble organic materials contain 3-methoxy-1-butanol, herein the hydrosoluble organic materials contain at least one of 1,3-butane diol, 3-methyl-1,3-butane diol, 1,2-butane diol, 2,3-butane diol, 1,2-pentane diol, 3-methyl-3-hydroxymethyl oxetane, 1,2-propane diol, or 1,3-propane diol in an amount of 1% of the inkjet ink.
    Type: Application
    Filed: July 10, 2014
    Publication date: January 29, 2015
    Applicant: RICOH COMPANY, LTD.
    Inventors: Hidetoshi Fujii, Hiroshi Gotou
  • Publication number: 20150029273
    Abstract: Examples provide inkjet printing fluid compositions and apparatuses including such compositions. An inkjet printing fluid composition may comprise a vehicle including at least 50% weight percent water based on the inkjet printing fluid composition as a whole and substantially only one surfactant, the surfactant including alkoxylated alcohol present in the inkjet printing fluid composition from about 0.1 weight percent to about 1.0 weight percent alkoxylated alcohol.
    Type: Application
    Filed: July 26, 2013
    Publication date: January 29, 2015
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, LP
    Inventor: Abelovski Benjamin
  • Publication number: 20140340455
    Abstract: An ink composition useful for digital offset printing applications includes a colorant and a radiation-curable water-dilutable compound. A process for variable data lithographic printing includes applying a dampening fluid to an imaging member surface; forming a latent image by evaporating the dampening fluid from selective locations on the imaging member surface to form hydrophobic non-image areas and hydrophilic image areas; developing the latent image by applying an ink composition comprising an ink component to the hydrophilic image areas, the ink composition comprising a radiation-curable water-dilutable compound, a colorant component, and optionally water; and transferring the developed latent image to a receiving substrate, wherein the ink transfer efficiency is 90% or higher.
    Type: Application
    Filed: May 17, 2013
    Publication date: November 20, 2014
    Applicant: XEROX CORPORATION
    Inventors: Marcel BRETON, Carolyn MOORLAG, C. Geoffrey ALLEN, Jenny ELIYAHU
  • Patent number: 8871015
    Abstract: Non-aqueous pigment dispersions exhibiting improved dispersion quality and/or stability were prepared for a specific selection of naphthol AS pigments, diketopyrrolo-pyrrole pigments and quinacridone pigments, by using specific yellow monoazo dispersion synergists. The non-aqueous pigment dispersions can be advantageously used in inkjet inks inkjet printing methods.
    Type: Grant
    Filed: October 15, 2010
    Date of Patent: October 28, 2014
    Assignee: Agfa Graphics NV
    Inventor: Geert Deroover
  • Publication number: 20140300673
    Abstract: An ink composition is disclosed herein. The ink composition includes from about 5 wt % to about 25 wt % of a co-solvent; from about 0.025 wt % to about 0.2 wt % of i) a chelating agent represented by formula 1, wherein R? is a carboxylic acid functional group or a carboxylate salt functional group and n>2; ii) a chelating agent represented by formula 2:, wherein R is a carboxylic acid functional group or a carboxylate salt functional group, m is greater than or equal to 1, x is greater than or equal to 2, y is greater than or equal to 1, and z is greater than or equal to 2; iii) a chelating agent represented by formula 3, wherein any of r, s, t, or u is a sulfonic acid functional group or a sulfonate functional group; or iv) combinations of any of i, ii, and iii. The ink composition also includes a balance of water.
    Type: Application
    Filed: October 25, 2011
    Publication date: October 9, 2014
    Inventors: Keshava A. Prasad, Xiaohe Chen, Fereshteh Khorrami, Yi-Hua Tsao, Dennis Z. Guo
  • Publication number: 20140287207
    Abstract: An ink for ink jet recording includes a chelating agent represented by Structural Formula (1) or (2) and water. The ink has a hydrogen ion exponent (pH) of more than 7 and 10 or less.
    Type: Application
    Filed: March 20, 2014
    Publication date: September 25, 2014
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Tomoyuki Okuyama, Hiroko Hayashi
  • Publication number: 20140285593
    Abstract: An ink composition includes a colorant, a co-solvent, and an acid chosen from oleic acid, linoleic acid, undecanoic acid, dodecanoic acid, tridecanoic acid, and combinations thereof. The ink composition further includes lithium and water. An anti-evaporative layer forms, during uncapped non-use, at an interface between air and the ink composition in an orifice of a nozzle, thereby reducing evaporation of the water from the ink composition.
    Type: Application
    Filed: December 22, 2011
    Publication date: September 25, 2014
    Inventors: Sundar Vasudevan, Richard J. McManus, Palitha Wickramanayake
  • Publication number: 20140287151
    Abstract: An ink formulation comprises a binder and at least one marking component, which comprises at least one metal oxides or oxyanion and at least one oxidizing/reducing agent, which absorbs laser irradiation between wavelengths of 780-10,600 nm, thereby causes the formulation to change color.
    Type: Application
    Filed: March 31, 2014
    Publication date: September 25, 2014
    Inventor: Jagdip Thaker
  • Patent number: 8828132
    Abstract: A pigment composition containing an azo pigment represented by the following general formula (1) and a pigment derivative having a hydrophilic group: wherein G represents a hydrogen atom, an aliphatic group, an aryl group, a heterocyclic group, an acyl group, an aliphatic oxycarbonyl group, a carbamoyl group, an aliphatic sulfonyl group, or an arylsulfonyl 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 an aromatic 5- or 6-membered heterocyclic group, m represents an integer of from 0 to 5, and n represents an integer of from 1 to 4, with the general formula (1) not containing any ionic hydrophilic group.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: September 9, 2014
    Assignee: FUJIFILM Corporation
    Inventors: Masahiro Higashi, Nobuo Seto, Yoshihiro Jimbo, Keiichi Tateishi
  • Patent number: 8801166
    Abstract: A water-based ink for ink-jet recording includes a self-dispersible pigment modified by phosphate group; water; a water-soluble organic solvent; a N-hydroxy cyclic imide compound; and at least one selected from the group consisting of boric acids, a chelate agent, a reducing sugar and a sugar alcohol.
    Type: Grant
    Filed: August 21, 2012
    Date of Patent: August 12, 2014
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Hideji Fukaya, Taro Nagano
  • Publication number: 20140198151
    Abstract: An ink containing water, a water-soluble organic solvent and an organic pigment, wherein a primary particle of the organic pigment has a ratio (minor axis b)/(major axis a) of 0.70 or more and a particle diameter of 35 nm or less, the ink contains a water-soluble organic solvent with a dielectric constant of 25.0 or less in an amount of 0.5% by mass or more based on the total mass of the ink, and a dielectric constant ?mix of the ink as calculated according to the following equation (1) is 66-72: ?mix=?n?nrn/?nrn??Equation (1): wherein n means a kind of water or the water-soluble organic solvent, ?n is a dielectric constant of water or the water-soluble organic solvent represented by n, and rn is a content of water or the water-soluble organic solvent represented by n based on the total mass of the ink.
    Type: Application
    Filed: February 27, 2013
    Publication date: July 17, 2014
    Inventors: Masashi Yamamoto, Eiichi Nakata, Shuichi Okazaki, Satoshi Takebayashi
  • Patent number: 8771411
    Abstract: Modified pigments including an organic group containing a 5-membered heteroaromatic ring, as well as related compositions, articles, and methods, are disclosed. The diazonium salts containing a 5-membered heteroaromatic ring exhibit enhanced activity in modifying pigments, thereby resulting in modified pigments with a higher treatment level and improved dispersibility in an ink composition.
    Type: Grant
    Filed: May 13, 2011
    Date of Patent: July 8, 2014
    Assignee: Cabot Corporation
    Inventor: Alexander I. Shakhnovich
  • 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
  • Publication number: 20140168314
    Abstract: An aqueous ink for ink jet contains a self-dispersible pigment in which a first functional group including a phosphonic acid group and a second functional group including at least one of a carboxylic acid group and a sulfonic acid group are bonded to a particle surface, wherein a surface charge amount derived from the phosphonic acid group included in the above-described first functional group is 0.3 micromoles/m2 or more, a total surface charge amount derived from the carboxylic acid group and the sulfonic acid group included in the above-described second functional group is 1.0 micromoles/m2 or more, and a total surface charge amount derived from anionic groups included in the above-described first functional group and the above-described second functional group is 2.0 micromoles/m2 or more and 8.0 micromoles/m2 or less.
    Type: Application
    Filed: May 7, 2013
    Publication date: June 19, 2014
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Kenji Moribe, Arihiro Saito, Yuki Nishino, Kuniaki Fujimoto, Satoshi Kudo
  • 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: 8691002
    Abstract: A process for preparing a black colorant, preferably a black pigment, characterized in that a compound of the Formula (I) is reacted with a compound of the Formula (II) in a molar ratio of 1:2, in the presence of a catalyst which in water at 25° C. has a pK?4.5. For the definition of R1 to R7, refer to the description; preferably all are H. Likewise claimed are new crystal polymorphs obtainable by this process, and preferably single-phase mixed crystals. Also claimed are synergistic compositions. These compositions exhibit increased light stability in plastics stabilized with basic light stabilizers when they are pigmented with colorants of the invention rather than with known black pigments such as carbon black.
    Type: Grant
    Filed: December 28, 2009
    Date of Patent: April 8, 2014
    Assignee: BASF SE
    Inventors: Thomas Eichenberger, Thomas Ruch, Ralf Bauer, Christoph Krebs, Ursula Luterbacher, Marc Maurer
  • Publication number: 20140092284
    Abstract: A light blocking ink includes a light blocking material, a blue coloring material, and an ultraviolet-curable material. The light blocking ink may be employed in a microlens array unit to block stray light. The microlens array unit includes a substrate, a microlens array, and a light blocking film formed with the light blocking ink. The microlens array unit may be employed in an image processing apparatus.
    Type: Application
    Filed: September 27, 2013
    Publication date: April 3, 2014
    Applicant: TOSHIBA TEC KABUSHIKI KAISHA
    Inventors: Ryozo AKIYAMA, Atsushi KUBOTA
  • Patent number: 8679243
    Abstract: An aqueous pigment dispersion used for preparing an ink jet recording aqueous ink comprises an anionic group-containing organic polymeric compound, an organic pigment, an organic pigment derivative, and the water, wherein the polymeric compound, the organic pigment, and the organic pigment derivative are dispersed in water, the organic pigment and the organic pigment derivative are a diketopyrrolopyrrole-based red pigment and a phthalimidoalkylated quinacridone, respectively, and the phthalimidoalkylated quinacridone content is in the range of 1.6 to 3.8% relative to the total (100%) of the diketopyrrolopyrrole-based red pigment and the phthalimidoalkylated quinacridone on a mass basis. Furthermore, there is provided an ink jet recording aqueous ink containing such an aqueous pigment dispersion, wherein the aqueous pigment dispersion is diluted such that the total of the organic pigment content and the organic pigment derivative content is from 1 to 8% on a mass basis.
    Type: Grant
    Filed: February 22, 2012
    Date of Patent: March 25, 2014
    Assignee: DIC Corporation
    Inventors: Ryuji Yokoyama, Takao Ogihara, Kengo Yasui
  • Publication number: 20140069295
    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: Application
    Filed: August 22, 2013
    Publication date: March 13, 2014
    Applicant: RICOH COMPANY, LTD.
    Inventors: Hidetoshi FUJII, Hiroshi GOTOU
  • Patent number: 8657944
    Abstract: The present invention pertains to an aqueous inkjet ink comprising pigment stabilized to dispersion with anionic dispersant, wherein cations present in the ink comprise a mixture, in a certain molar ratio, of lithium and one or more of sodium, potassium, rubidium and/or cesium. The inks exhibit greatly extended latency.
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: February 25, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventor: Christian Jackson
  • Patent number: 8614264
    Abstract: An ink jet recording method includes ejecting droplets of an aqueous ink composition on an ink-non-absorbent or ink-low-absorbent recording medium from an ink jet recording apparatus, and drying the aqueous ink composition on the recording medium by heating the recording medium to 40° C. or more. The aqueous ink composition used in the method contains a pigment, a first solvent and a second solvent, but does not contain glycerol. The first solvent content W‘is in the range of 3% to 6% by mass, and the ratio W2/W1 of the second solvent content W2 to the first solvent content W1 is 2 or more.
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: December 24, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Katsuko Aoki, Hiroshi Mukai
  • 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
  • Publication number: 20130307913
    Abstract: An active-energy-ray-curable inkjet ink composition which contains at least two polymerizable monomers each having an unsaturated bond, wherein the maximum value of the difference in electric charge of carbon atoms that constitute the unsaturated bond in each of the at least two polymerizable monomers is 0.24 to 0.46 inclusive and the total content of ions of the elements Fe, Co, Ca, Na, Mg, Al, Ti, Sn and Zn is 5.0 to 100 ppm inclusive, or the difference in e value of the unsaturated double bond moiety in each of the at least two polymerizable monomers is 2.8 to 6 inclusive, and wherein a compound which is unpolymerizable and has a substituent capable of reacting with a nucleophilic agent or an acidic compound is contained.
    Type: Application
    Filed: January 26, 2012
    Publication date: November 21, 2013
    Applicant: KONICA MINOLTA, INC.
    Inventors: Kouki Kawashima, Masaki Nakamura, Atsushi Tomotake
  • Patent number: 8580463
    Abstract: The present disclosure relates generally to optical data storage media, and more specifically, to holographic storage media. In one embodiment, an optical storage medium includes a polymer matrix having one or more polymer chains. The optical storage medium also includes a reverse saturable absorption (RSA) sensitizer disposed within the polymer matrix that is configured to become excited upon exposure to light having an intensity above an intensity threshold and configured to transfer energy to a reactant. The optical storage medium also includes a diphenyl cyclopropene (DPCP)-derivative reactant disposed within the polymer matrix and capable of undergoing a modification upon receiving an energy transfer from the excited sensitizer that changes a refractive index of the optical medium.
    Type: Grant
    Filed: November 17, 2011
    Date of Patent: November 12, 2013
    Assignee: General Electric Company
    Inventors: Arunkumar Natarajan, Patrick Joseph McCloskey, Eugene Pauling Boden, Kwok Pong Chan, Evgenia Mikhailovna Kim
  • Patent number: 8580025
    Abstract: The ink set includes a yellow ink composition and either a magenta ink composition or a cyan ink composition, or both, wherein a coloring agent of the yellow ink composition is one which includes an azo pigment represented e.g. by the following formula or its tautomers or their salts or hydrates, the magenta ink composition contains as a coloring agent at least one pigment selected from the following: C.I. Pigment Violet 19, C.I. Pigment Red 122, C.I. Pigment Red 202 and C.I. Pigment Red 209, and the cyan ink composition contains as a coloring agent at least one pigment selected from the following: C.I. Pigment blue 15:1, C.I. Pigment Blue 15:2, C.I. Pigment Blue 15:3, C.I. Pigment Blue 15:4 and C.I. Pigment Blue 15:6.
    Type: Grant
    Filed: September 2, 2010
    Date of Patent: November 12, 2013
    Assignee: FUJIFILM Corporation
    Inventors: Keiichi Tateishi, Hiroshi Yamamoto
  • Publication number: 20130284064
    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. 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: Application
    Filed: June 28, 2013
    Publication date: October 31, 2013
    Inventors: Keiichi TATEISHI, Yoshihiko FUJIE, Youichirou TAKESHIMA
  • 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: 20130233203
    Abstract: [Problem to be solved] A non-aqueous ink, which has excellent pigment dispersion stability and can achieve reduction or elimination of print-through, thereby achieving high print density, is disclosed. [Solution] The non-aqueous ink contains at least a pigment and an organic solvent, wherein the organic solvent contains a five-membered heterocyclic compound having a C?O bond in an amount of 50 mass % or more of the organic solvent, and the content of a polymer component in the ink is 20 mass % or less relative to the pigment.
    Type: Application
    Filed: October 17, 2011
    Publication date: September 12, 2013
    Applicant: RISO KAGAKU CORPORATION
    Inventors: Toshihiro Endo, Tetsuo Hosoya
  • Publication number: 20130222464
    Abstract: An ink for ink-jet recording apparatuses, includes water, a pigment dispersion, and a super-penetrating agent and a high SP organic solvent respectively having a predetermined solubility parameter (SP value). All of differences (?SPs) between SP values of the neighboring organic solvents are from 0.5 to 5.0 in order of SP values thereof, and the difference of SPmax?SPmin is 12 or less in which SPmax is the highest SP value of an organic solvent among organic solvents in the high SP organic solvent and SPmin is the smallest SP value of an organic solvent among organic solvents in the super-penetrating agent.
    Type: Application
    Filed: February 26, 2013
    Publication date: August 29, 2013
    Applicant: KYOCERA DOCUMENT SOLUTIONS INC.
    Inventor: KYOCERA DOCUMENT SOLUTIONS INC.
  • 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
  • Publication number: 20130201265
    Abstract: The ink composition of the invention is applied to a region to which a color ink composition has been applied. The ink composition contains a weather resistance enhancer, is substantially free from a colorant, and is applied to a recording medium to form a coating film exhibiting an integrated value of light transmittance of not more than 2000 for each nanometer at wavelengths of 320 nm to 360 nm and an integrated value of light transmittance of not less than 36000 for each nanometer at wavelengths of 380 nm to 780 nm.
    Type: Application
    Filed: February 6, 2013
    Publication date: August 8, 2013
    Applicant: SEIKO EPSON CORPORATION
    Inventor: Seiko Epson Corporation
  • Patent number: 8500897
    Abstract: An ink set is provided, the ink set including a yellow ink composition; and at least one of a magenta ink composition and a cyan ink composition, wherein a colorant of the yellow ink composition contains an azo pigment represented by formula (1), its tautomer, or a salt or hydrate thereof, the magenta ink composition contains at least one pigment selected from quinacridone pigments, and the cyan ink composition contains at least one pigment selected from phthalocyanine pigments: wherein Z represents atoms necessary to complete a 5- to 8-membered nitrogen-containing heterocycle; Y1, Y2, R11 and R12 each represents a hydrogen or a substituent; G1 and G2 each represents a hydrogen, an alkyl group, an aralkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group; and W1 and W2 each represents an alkoxy group, an amino group, an alkyl group or an aryl group.
    Type: Grant
    Filed: December 25, 2009
    Date of Patent: August 6, 2013
    Assignee: FUJIFILM Corporation
    Inventor: Keiichi Tateishi
  • Patent number: 8500260
    Abstract: An ink composition including one or more oxazoline compounds or oxazoline derivatives having either crystalline, amorphous or even semi-crystalline properties for use in a particular printing application, such as in a direct-to-paper print process.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: August 6, 2013
    Assignee: Xerox Corporation
    Inventors: Rina Carlini, Guerino G. Sacripante, Stephan V. Drappel, Charles Geoffrey Allen
  • Patent number: 8486186
    Abstract: This invention provides a magenta ink composition that, when recorded, is excellent in color development, graininess, and gloss, is less likely to cause clogging in an ink jet recording head, and is excellent in color reproduction in a high-chroma and high-lightness red region. The magenta ink composition has an L* value of not less than 60 and a b* value of not more than ?17 when the a* value in CIE standard calculated from a visible absorption spectrum in a not more than 10000-fold diluted aqueous solution is 80.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: July 16, 2013
    Assignee: Seiko Epson Corporation
    Inventors: Hironori Sato, Akira Mizutani, Shuichi Koganehira, Naoki Okamoto, Izumi Yasuda
  • Publication number: 20130155486
    Abstract: Disclosed is an ink composition used in an electrowetting display device and an electrowetting display device employing the same. The ink composition used in the electrowetting display device includes a non-polar solvent and a modified hydrophobic pigment, wherein the modified hydrophobic pigment has a structure represented by Formula (I), of P-Gn wherein P is a pigment moiety, n is 1-4 and G is wherein R1 is a straight chain or a branched C4-20 alkyl group, or C5-20 cycloalkyl group.
    Type: Application
    Filed: July 23, 2012
    Publication date: June 20, 2013
    Inventors: Ming-Tzung WU, Te-Yi Chang, Chin-Hua Chang, Wen-Jiunn Chen, Yu-Chin Lin, Ching-Mao Wu
  • Publication number: 20130149505
    Abstract: An ink set is provided which includes a first ink containing a first pigment, water, and a glycol ether having an HLB value, measured by Davies method, in the range of 4.2 to 8.0, and a second ink substantially not containing the glycol ether. The second ink contains a second pigment and water.
    Type: Application
    Filed: December 10, 2012
    Publication date: June 13, 2013
    Applicant: Seiko Epson Corporation
    Inventor: Seiko Epson Corporation
  • Patent number: 8454743
    Abstract: A method of preparing a pigment includes, in order, the steps of: a) providing a pigment containing a nucleophile group under basic conditions; b) reacting the pigment with a compound according to Formula (I): wherein, X is a halogen atom or a tosylate group, and R1 and R2 independently represent an alkyl group; and c) hydrolyzing the R1-O bond and/or the R2-O bond. The obtained pigments can be used in non-aqueous pigment dispersions.
    Type: Grant
    Filed: October 15, 2010
    Date of Patent: June 4, 2013
    Assignee: AGFA-GEVAERT N.V
    Inventor: Geert Deroover
  • Patent number: 8414696
    Abstract: A non-aqueous pigment ink which enables the ink repellency of the nozzle plate surface of the print head to be favorably maintained, while also enabling a superior image density to be obtained. The non-aqueous pigment ink includes a pigment, a pigment dispersant and a non-aqueous solvent, wherein the ink comprises a copolymer of vinylpyrrolidone and an alkene of 10 to 40 carbon atoms as the pigment dispersant, and also comprises a pigment derivative.
    Type: Grant
    Filed: August 4, 2010
    Date of Patent: April 9, 2013
    Assignee: Riso Kagaku Corporation
    Inventors: Masakatsu Arai, Shin-Ichirou Shimura
  • Publication number: 20130083116
    Abstract: A water-based ink for inkjet recording includes a self-dispersible pigment modified by phosphate group; water; a water-soluble organic solvent; a N-hydroxy cyclic imide compound; and at least one selected from the group consisting of boric acids, a chelate agent, a reducing sugar and a sugar alcohol.
    Type: Application
    Filed: August 21, 2012
    Publication date: April 4, 2013
    Applicant: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Hideji Fukaya, Taro Nagano