Organic Dye Containing Patents (Class 106/31.27)
  • Patent number: 10875240
    Abstract: A stabilizing liquid functional material (SLFM) for 3D printing includes ceramic nanoparticles in an amount ranging from about 0.25% to about 5% by weight based on a total SLFM weight and silica nanoparticles present in an amount ranging from about 0.1% to about 10% by weight based on the total SLFM weight. The ceramic nanoparticles have a particle size ranging from about 5 nm to about 50 nm. The silica nanoparticles have a particle size ranging from about 10 nm to about 50 nm. The ceramic nanoparticles and the silica nanoparticles are different in composition and/or morphology. An electromagnetic radiation absorber is present in an amount ranging from about 1% to about 10% by weight based on the total SLFM weight. An organic solvent is present in an amount from about 5% to about 50% by weight based on the total SLFM weight. The SLFM includes a balance of water.
    Type: Grant
    Filed: July 24, 2015
    Date of Patent: December 29, 2020
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: James Elmer Abbott, Jr., Raymond Adamic, David A. Champion
  • Patent number: 10851257
    Abstract: A silver nanoparticle composite or a copper nanoparticle composite is formed in which the silver nanoparticle composite has silver nanoparticles, and both (a) one or more polymers and ascorbic acid adsorbed on the silver nanoparticles, wherein the (a) one or more polymers are selected from one or more of cellulose acetate, cellulose acetate phthalate, cellulose acetate butyrate, cellulose acetate propionate, cellulose acetate trimellitate, hydroxypropylmethyl cellulose phthalate, methyl cellulose, ethyl cellulose, hydroxyethyl cellulose, hydroxypropylmethyl cellulose, and carboxymethyl cellulose. Copper nanoparticle composite are similarly formed in which both the (a) one or more polymers and ascorbic acid are adsorbed on the copper nanoparticles.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: December 1, 2020
    Assignee: Eastman Kodak Company
    Inventor: Deepak Shukla
  • Patent number: 10774230
    Abstract: An ink jet textile printing ink contains at least one water-soluble dye selected from the group consisting of acid dyes, reactive dyes, and direct dyes, a nonionic surfactant with a content in the range of 0.05% by mass to 3.0% by mass relative to the total mass of the ink, and an anionic surfactant with a content in the range of 1 ppm by mass to 100 ppm by mass relative to the total mass of the ink.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: September 15, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Yasuhiro Oki, Hidehiko Komatsu, Daisuke Sakuma, Hiroyuki Kaneko
  • Patent number: 10738209
    Abstract: An ink composition including a humectant blend comprising a first humectant and a second humectant; wherein the first humectant has a freezing point; wherein the second humectant suppresses the freezing point of the first humectant such as to impart to the ink composition the characteristic of being able to be stored at a desired temperature without solidifying; water; an optional co-solvent; an optional colorant; and a sulfonated polyester. A process of digital offset printing using the ink composition.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: August 11, 2020
    Assignee: Xerox Corporation
    Inventors: Naveen Chopra, Robert Christopher Claridge, Biby Esther Abraham, Carolyn Moorlag, Guerino G. Sacripante
  • Patent number: 10723123
    Abstract: The present disclosure is drawn to an ink composition including an aqueous liquid vehicle, from 2 wt % to 7 wt % self-dispersed pigment dispersed in the aqueous liquid vehicle, and from 0.5 wt % to 5 wt % acidic polymeric binder particles having an acid number from 30 to 200 and a particle size from 1 nm to 100 nm dispersed in the aqueous liquid vehicle. The ink composition can also include from 0.1 wt % to 0.75 wt % monovalent salt solubilized in the aqueous liquid vehicle. The self-dispersed pigment to monovalent salt weight ratio in the ink composition can be from 3:1 to 50:1, for example.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: July 28, 2020
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Larrie Deardurff, Jayprakash C. Bhatt, Milton Neill Jackson
  • Patent number: 10704194
    Abstract: An ink jet ink composition for textile printing contains a crosslinking component having a blocked isocyanate group, tertiary amine, at least one carboxylic acid selected from the group consisting of monocarboxylic acid, dicarboxylic acid, and tricarboxylic acid, a pigment, and water.
    Type: Grant
    Filed: March 1, 2018
    Date of Patent: July 7, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Kosuke Chidate, Masakazu Ohashi, Hideki Okada, Takako Sugiyama, Hiromi Noguchi
  • Patent number: 10669438
    Abstract: An inkjet ink includes a) an aqueous medium; and b) capsules composed of a polymeric shell surrounding a core; wherein the capsules are dispersed in the aqueous medium using a dispersing group covalently bonded to the polymeric shell; wherein the core contains a photoinitiator and one or more chemical reactants capable of forming a reaction product upon application of UV light; wherein the capsules have an average particle size of no more than 4 ?m as determined by dynamic laser diffraction; and wherein the photoinitiator is a diffusion hindered photoinitiator selected from the group consisting of multifunctional photoinitiators, oligomeric photoinitiators, polymeric photoinitiators and polymerizable photoinitiators.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: June 2, 2020
    Assignee: AGFA NV
    Inventors: Johan Loccufier, Luc Decoster
  • Patent number: 10611922
    Abstract: A water-based ink set for ink-jet recording includes: a water-based yellow ink containing water and a yellow dye having a blending amount in an entire amount of the water-based yellow ink of 2 to 3% by weight, the water-based yellow ink having a hue angle of 45° to 65°; a water-based magenta ink containing water and a magenta dye having a blending amount in an entire amount of the water-based magenta ink of 2 to 3% by weight, the water-based magenta ink having a hue angle of 340° to 360° or 0° to 5°; a water-based cyan ink containing water and a cyan dye having a blending amount in an entire amount of the water-based cyan ink of 2 to 3% by weight, the water-based cyan ink having a hue angle of 200° to 230°; and a water-based black ink containing water and a black dye having a blending amount in an entire amount of the water-based black ink of 6 to 7.5% by weight.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: April 7, 2020
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yuka Tsuzaka, Satoshi Okuda, Mitsunori Maeda
  • Patent number: 10584257
    Abstract: A treatment liquid composition contains water, 1,2-alkanediol, and an aggregating agent aggregating or thickening components of an ink composition containing a pigment and is used for a printing method performed by causing the ink composition to adhere to cloth by an ink jet method.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: March 10, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Toru Saito, Masayuki Murai, Ryota Miyasa
  • Patent number: 10562311
    Abstract: A polymerizable inkjet ink, containing: photopolymerizable monomers containing a compound (A) that is negative for skin sensitization, a compound (B) that is negative for skin sensitization, and a photoradical polymerization initiator where the compound (A) is a (meth)acrylate compound, the photoradical polymerization initiator is 2,4-diethyl thioxanthone, and the ink has a viscosity of 2 to 150 mPa·s at a temperature of 25° C. and a viscosity of 2 to 20 mPa·s at 60° C.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: February 18, 2020
    Assignee: Ricoh Company, Ltd.
    Inventor: Takao Hiraoka
  • Patent number: 10522758
    Abstract: An ink for forming a functional layer, which is used when any thin film layer among functional layers consisting of a plurality of thin film layers is formed, includes a functional layer forming material and a solvent for dissolving the functional layer forming material, and in which the number of particles of 0.5 ?m or more is 7 or less in 10 ml of the ink for forming a functional layer.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: December 31, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Koji Imamura, Masahiro Uchida, Takuya Sonoyama
  • Patent number: 10370550
    Abstract: According to the invention, there is provided an ink set which contains at least one ink selected from a group of a black pigment ink, a self-dispersing color pigment ink, and a resin-dispersion color pigment ink. The moisture quantity of the black pigment ink is from 68 mass % to 75 mass %. The moisture quantity of the self-dispersing color pigment ink is from 62 mass % to 72 mass %. The moisture quantity of the resin-dispersion color pigment ink is from 68 mass % to 75 mass %.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: August 6, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Soichi Yamazaki
  • Patent number: 10351708
    Abstract: This invention pertains to self-dispersing pigment dispersions. The self-dispersing pigments are modified with a multivalent cation and an anionic polymer.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: July 16, 2019
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Michael Stephen Wolfe, Charles T. Berge, Loretta L. Tam, Cullen Kirkpatrick
  • Patent number: 10087304
    Abstract: A composition to protect beta-carotene from visible light photo-oxidation is disclosed. The composition uses a combination of a quinophthalone dye, a pyrazolone dye, and a methine dye to protect the beta-carotene from visible light in the range of 400-500 nm.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: October 2, 2018
    Assignee: PolyOne—Shanghai, China
    Inventors: Ling Zhu, Gang Li, Wenyu Shang
  • Patent number: 10053591
    Abstract: According to the invention, there is provided an ink set which contains at least one ink selected from a group of a black pigment ink, a self-dispersing color pigment ink, and a resin-dispersion color pigment ink. The moisture quantity of the black pigment ink is from 68 mass % to 75 mass %. The moisture quantity of the self-dispersing color pigment ink is from 62 mass % to 72 mass %. The moisture quantity of the resin-dispersion color pigment ink is from 68 mass % to 75 mass %.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: August 21, 2018
    Assignee: Seiko Epson Corporation
    Inventor: Soichi Yamazaki
  • Patent number: 9974753
    Abstract: The present invention relates to nanoparticles for encapsulating compounds, the preparation and uses thereof, said nanoparticles being based on a vegetable hydrophobic protein, particularly zein, and a water miscible non-volatile organic solvent, particularly propylene glycol. Said nanoparticles can encapsulate or incorporate a product of interest for use in the agricultural, cosmetic, food or pharmaceutical fields.
    Type: Grant
    Filed: February 12, 2013
    Date of Patent: May 22, 2018
    Assignee: BIONANOPLUS, S.L.
    Inventors: Hesham H. A. Salman, Izaskun Goñi Azcárate, Irene Esparza Catalán
  • Patent number: 9963608
    Abstract: The present disclosure provides non-Newtonian inkjet inks and related methods. In one example, a non-Newtonian inkjet ink can comprise silica, alumina, and organic solvent. The non-Newtonian inkjet ink can be an aqueous ink having a pH from 9 to 12 and a conductivity from 100 to 2000 ?S/cm.
    Type: Grant
    Filed: October 20, 2014
    Date of Patent: May 8, 2018
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Raymond Adamic, Sundar Vasudevan
  • Patent number: 9937719
    Abstract: There is provided an ink-jet head including: first and second head chips each formed with two first nozzle arrays extending in a first direction, each of the first nozzle arrays including first nozzles corresponding to a first ink, second nozzles corresponding to a second ink, and third nozzles corresponding to a third ink; third and fourth head chips each formed with two third nozzle arrays extending in the first direction, each of the third nozzle arrays including fourth nozzles corresponding to the fourth ink. The first head chip to the fourth head chip are arranged in parallel in a second direction orthogonal to the first direction.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: April 10, 2018
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Yasuo Kato, Kyohei Naito
  • Patent number: 9905738
    Abstract: Provided are a composition for an encapsulant having a viscosity of about 4,000 to about 9,500 mPa·s when measured using a Brookfield (DV-II+pro) spindle No. 52 at a torque of about 90% under atmospheric pressure at about 23° C., whereby maintaining a phosphor precipitation degree within about 18% when including a phosphor and allowed to stand at about 23° C. for greater than or equal to about 2 hours, and including at least one first siloxane compound having a silicon-bonded hydrogen (Si—H) and at least one second siloxane compound having a silicon-bonded alkenyl group (Si-Vi), an encapsulant obtained by curing the composition, and an electronic device including the encapsulant.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: February 27, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hong-Jung Yoo, Young-Ho Kim, Woo-Han Kim, Doo-Ri Song, Eun-Seon Lee
  • Patent number: 9840784
    Abstract: The present invention provides a carboxyl sulfonate compound and preparation method thereof. The present carboxyl sulfonate compound has structure of formula (A): wherein M1 is hydrogen or an alkali metal; M2 is hydrogen, alkyl or an alkali metal; Y is hydrogen, alkyl; carboxyl, carboxyl salt; alkylcarboxyl, or alkylcarboxyl salt; n is an integer from 1 to 10; and m is an integer from 1 to 10. The carboxylic group and the sulfonic acid group in the structure of the present carboxyl sulfonate compound show excellent chelating ability to metal ions; therefore, the present carboxyl sulfonate compound is particularly for use in electroplating additive.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: December 12, 2017
    Assignee: TAIWAN HOPAX CHEMS. MFG. CO., LTD.
    Inventors: Kun-Hsin Lee, Ying-Jin Chen, Tzu-Hua Feng, Li-Jane Her, Chia-Jun Chiang
  • Patent number: 9809037
    Abstract: Provided is an ink jet recording method including: applying a reaction liquid to a recording medium by sending the reaction liquid from a reaction liquid container to a nozzle orifice in an ink jet head through a reaction liquid passage and discharging the reaction liquid from the nozzle orifice, the reaction liquid passage connecting the reaction liquid container to the nozzle orifice; and applying an ink composition to the recording medium by discharging the ink composition from a nozzle orifice in the ink jet head, the ink composition at least containing a color material. The reaction liquid contains a (meth)acrylic resin and a polyvalent metal salt, the polyvalent metal salt serving as a coagulating agent that is reactive with a component of the ink composition. At least one of materials that constitute the reaction liquid container and the reaction liquid passage and that make contact with the reaction liquid contains a C6 or higher aliphatic acid.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: November 7, 2017
    Assignee: Seiko Epson Corporation
    Inventor: Takeshi Yano
  • Patent number: 9731396
    Abstract: A synthetic quartz glass substrate is prepared by immersing a starting substrate in an aqueous solution of a nonionic surfactant and precision polishing the substrate with a colloidal silica water dispersion. A synthetic quartz glass substrate having a few defects and low surface roughness is obtained while the polishing rate is improved and the polishing time is reduced.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: August 15, 2017
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Harunobu Matsui, Daijitsu Harada, Masaki Takeuchi
  • Patent number: 9727138
    Abstract: The present invention discloses nanotechnology clothing in the form of a glove, shirt, pants or suit that can be worn to track the motion of different parts of a user's body. This tracking is utilized to provide the computer system with an immediate input representing an interaction with a computer application or a 3D simulation of the user's body motion. The present invention is used with computers, mobile phones, and head-mounted computer displays serving a variety of gaming, entertainment, sports and medical applications.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: August 8, 2017
    Assignee: CHERIF ALGREATLY
    Inventor: Cherif Atia Algreatly
  • Patent number: 9708499
    Abstract: The ink composition for an ink jet according to the invention includes a pigment or a disperse dye as a coloring material and an ionic liquid; and the content of the ionic liquid therein is 0.05% by mass to 5% by mass.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: July 18, 2017
    Assignee: Seiko Epson Corporation
    Inventor: Yoshitaka Miyajima
  • Patent number: 9701852
    Abstract: An active energy ray curable composition includes an inorganic pigment and a polymerizable monomer, wherein the inorganic pigment is carbon black having a ratio of the amount of hydrophilic functional group to the specific surface area in a range of from 7 ?mol/m2 to 42?mol/m2 or a metal oxide having a ratio of the amount of sulfonic acid group to the specific surface area in a range of from 7 ?mol/m2 to 85 ?mol/m2, wherein the active energy ray curable composition has a viscosity change rate (?V) represented by the following relation 1 from ?10 percent by mass to +10 percent by mass: ?V(%)=|V?V0|/V0×100??relation 1, where V0 represents an initial viscosity at 25 degrees C. and V represents a storage viscosity after the active energy ray curable composition is stored still at 70 degrees C. for 14 days.
    Type: Grant
    Filed: September 28, 2015
    Date of Patent: July 11, 2017
    Assignee: Ricoh Company, Ltd.
    Inventors: Tomohiro Hirade, Tomohiro Inoue
  • Patent number: 9683117
    Abstract: A jettable ink composition comprising a hydrocarbon carrier liquid, colorant comprising pigment particles which are insoluble in the hydrocarbon carrier liquid, and binder resin comprising resin particles which are insoluble in the hydrocarbon carrier liquid; a method of making said jettable ink composition; and an indirect inkjet printing method comprising providing said jettable ink composition comprising, jetting said ink composition on a surface of an intermediate transfer member forming a film comprising an image thereon, and transferring said image to a printable substrate.
    Type: Grant
    Filed: July 24, 2012
    Date of Patent: June 20, 2017
    Assignee: Hewlett-Packard Indigo B.V.
    Inventors: Yaron Grinwald, Gregory Katz, Yana Reznick, Tzahi Maswari
  • Patent number: 9676951
    Abstract: An ink-jet ink set includes a black ink containing carbon black; a cyan ink containing a first cyan dye; a magenta ink containing a first magenta dye; a yellow ink containing a first yellow dye; and a gray ink containing a second cyan dye, a second magenta dye, and a second yellow dye. The cyan ink, the magenta ink, the yellow ink, and the gray ink have a ROD of 65% or more, the ROD being defined by Equation (A). The gray ink has an OD value of 1.40 to less than 2.30, the OD value being defined by Equation (B).
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: June 13, 2017
    Assignee: Seiko Epson Corporation
    Inventor: Yuho Miyake
  • Patent number: 9624395
    Abstract: An image recording method including the steps of applying an ink containing a coloring material and anionic resin particles to a recording medium; and applying a liquid composition to the recording medium so as to at least partly overlap with an area where the ink is applied, the liquid composition destabilizing a dispersion state of the coloring material or of the anionic resin particles in the ink. The ink contains a polyamine compound having a group formed by substituting a hydrogen atom of an amino group by a structure represented by —Rnn—H, where R is an alkyleneoxy group including an ethyleneoxy group, and the number of Rs per molecule is 5 or more and 180 or less.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: April 18, 2017
    Assignee: Canon Kabushiki Kaisha
    Inventors: Mamiko Kaji, Takashi Imai
  • Patent number: 9580613
    Abstract: An ink comprising: (a) from 1 to 25 parts of surface treated titanium dioxide; (b) from 8 to 25 parts of a first solvent selected from the group consisting of ethylene glycol, diethylene glycol, triethylene glycol and dipropylene glycol; (c) from 2 to 12 parts of a second solvent selected from the group consisting of 2-pyrrolidone, N-methyl-2-pyrrolidone, N-ethyl-2-pyrrolidone, N-cyclohexyl-2-pyrrolidone and N,N-dimethylacetamide; (d) from 15 to 45 parts of glycerol; (e) from 0.1 to 2 parts of an acetylenic surfactant; (f) from 0.001 to 2 parts of 1,2-benzisothiazolin-3-one; (g) from 0 to 20 parts of polymer particles; and (h) the balance to 100 parts water.
    Type: Grant
    Filed: March 25, 2014
    Date of Patent: February 28, 2017
    Assignee: Fujifilm Imaging Colorants, Inc.
    Inventor: Christopher Oriakhi
  • Patent number: 9574099
    Abstract: The present invention relates to an ink set enabling the recording of images that have excellent gloss clarity and abrasion resistance even when a plurality of inks are used in combination, and an ink jet recording method using the ink set.
    Type: Grant
    Filed: January 19, 2016
    Date of Patent: February 21, 2017
    Assignee: Canon Kabushiki Kaisha
    Inventors: Minako Kawabe, Hiroshi Kakikawa, Satoshi Takebayashi
  • Patent number: 9487694
    Abstract: Disclosed are a photosensitive resin composition including a composite dye that includes a red fluorescent dye re-emitting light at a 400 to 800 nm fluorescent wavelength; and a metal complex dye including at least one metal ion selected from Mg, Ni, Co, Zn, Cr, Pt, and Pd, and a color filter using the same.
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: November 8, 2016
    Assignee: Cheil Industries Inc.
    Inventors: Ji-Yun Kwon, Youn-Je Ryu, Gyu-Seok Han, Hwan-Sung Cheon, Hyun-Yong Cho
  • Patent number: 9469099
    Abstract: There is provided a recording apparatus equipped with an ejection head that ejects an ink to a surface of the undercoat layer of an impermeable recording medium that has, on at least one surface thereof, an undercoat layer containing a polymeric compound selected from the group consisting of polyurethane, polyester, polyvinyl chloride, and polyolefin, wherein the ink contains a coloring agent, a polymer particle, water, and a water-soluble organic solvent and has a static surface tension of less than 30 mN/m and, when examined for dynamic surface tension by a maximum bubble pressure method, has a width of variation in dynamic surface tension for the period from 1 msec after to 1 sec after of from 0.2 mN/m to 3.0 mN/m.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: October 18, 2016
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Hirohito Yoneyama, Hiroyuki Ueki, Mami Hatanaka, Reika Yomogida
  • Patent number: 9388206
    Abstract: The present invention relates to specific metal complexes of dithiolenes with perfluoroalkyl substituted imidazolidine-2-chalcogenone-4,5-dithione ligands, a process for their preparation and their use as colourless IR absorbers, for optical filters application; especially for plasma display panels, or for laser welding of plastics. The compounds may be used in compositions for inks, paints and plastics, especially in a wide variety of printing systems and are particularly well-suited for security applications.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: July 12, 2016
    Assignee: BASF SE
    Inventors: Urs Lehmann, Daniel Heizler
  • Patent number: 9340923
    Abstract: An ink composition for ink jet textile printing contains a reactive dye and water-soluble organic solvents including solvent A and at least one solvent B. Solvent A has a solubility of 10 g or more in 100 g of water at 20° C. and has no hydroxy group. Solvent B has a hydroxy group in the molecule thereof and has an IOB value of 2.9 or more and a Z1 value expressed by the following equation (1) of 18 or less. The total content Z2 of solvent A and solvents B in the ink composition is 3.8% by mass or more. Z 1 = ? i = 1 n ? ( 100 * Ii * Xi ) ( 1 ) wherein n represents the total number of solvents B in the ink composition, Ii represents the IOB value of solvent Bi that is any one of the solvents B, and Xi represents the ratio of the mass of solvent Bi to the total mass of the ink composition.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: May 17, 2016
    Assignee: Seiko Epson Corporation
    Inventor: Masayuki Murai
  • Patent number: 9327524
    Abstract: A dryer for drying an ink image formed on a recording medium is provided. The dryer includes a selective heating dryer, a uniform heating dryer, and a controller. The selective heating dryer is disposed on an upstream side of a feeding path of the recording medium, and performs a first-time drying of the ink image under an output condition in which an amount of cockling becomes equal to or less than a given amount. The uniform heating dryer is disposed on a downstream side from the selective heating dryer on the feeding path, and performs a second-time drying of the ink image after the selective heating dryer performs the first-time drying. The controller changes the output condition of the selective heating dryer in accordance with image information of the ink image, when the ink image is formed with a conductive-particle-containing ink.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: May 3, 2016
    Assignee: Ricoh Company, Ltd.
    Inventors: Masafumi Yamada, Takuma Nakamura, Tetsurou Sasamoto
  • Patent number: 9174461
    Abstract: An image-forming method that comprises: a process of discharging a radiation-curable inkjet ink, which contains a photopolymerizable compound, a photopolymerization initiator, and a gelling agent and which undergoes a phase transition depending on the temperature, on a recording medium; and a process of curing the radiation-curable inkjet ink discharged on the recording medium by irradiating active radiation thereon. The method performs the irradiation with the active radiation so that the maximum illuminance at the surface of the recording medium is 2-5 W/cm2 and in the distribution of illuminance in the irradiated region at the surface of the recording medium in the direction of recording medium conveyance, the half-width of the illuminance is 20 mm or more. Using said image-forming method, productivity is high and images with excellent gloss homogeneity, surface curability and abrasion properties can be formed.
    Type: Grant
    Filed: April 30, 2013
    Date of Patent: November 3, 2015
    Assignee: KONICA MINOLTA, INC.
    Inventor: Masashi Ikeda
  • Patent number: 9096771
    Abstract: An ink set includes a first ink that contains a white material and a first resin; and a second ink that contains a color material other than the white material and a second resin, wherein the first resin includes a component (A) causing cracks when resin of 0.5 g is dropped onto a slide glass and is dried at a temperature of 50° C. and a humidity of 0% RH for 10 minutes, and wherein the second resin includes a component (B) of at least one of polyolefin wax and ethylene vinyl acetate resin.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: August 4, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Ippei Okuda, Tsuyoshi Sano
  • Patent number: 9085707
    Abstract: The present disclosure pertains to an aqueous pigment dispersion containing a pigment as colorant, a polymeric dispersant and a hydroxyl-substituted amino acid. The present disclosure further pertains to an ink containing an aqueous vehicle and the aqueous pigment dispersion, and ink sets with at least one of the inks containing the pigment dispersion.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: July 21, 2015
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Samit N Chevli, Xiaoqing Li
  • Patent number: 9029442
    Abstract: A method of increasing the solubility and/or dispersibility of a perylene dye in a liquid medium. The method comprises binding the perylene dye to a polymer which is soluble in the liquid medium. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.
    Type: Grant
    Filed: May 25, 2011
    Date of Patent: May 12, 2015
    Assignee: SICPA Holding SA
    Inventors: Thomas Tiller, Cecile Pasquier, Aurélien Georges Jean Commeureuc
  • Patent number: 9023140
    Abstract: An ink jet ink set, at least has a cyan ink, a magenta ink, and a yellow ink, in which the cyan ink contains at least either one of C.I. Acid Blue 9 or C.I. Direct Blue 199, the magenta ink contains at least either one of C.I. Acid Red 249 or C.I. Reactive Red 141, the yellow ink contains at least either one of C.I. Direct Yellow 86 or C.I. Direct Yellow 132, and the cyan ink, the magenta ink, and the yellow ink all contain an alkylene oxide adduct of acetylene glycol having 12 or more carbon atoms in the main chain, acetylene glycol having 10 or more carbon atoms in the main chain, and polyoxy alkylene alkyl ether.
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: May 5, 2015
    Assignee: Seiko Epson Corporation
    Inventors: Hiromi Iseki, Chie Maruyama, Kiyohiko Takemoto, Tomohiro Aruga
  • Patent number: 8979947
    Abstract: The present invention relates to dyes of the formula (I) in which R1 to R10, D1 and D2 are defined as given in claim 1, a process for preparing them, and their use for dyeing and printing hydroxyl- and/or carboxamido-containing materials.
    Type: Grant
    Filed: November 24, 2011
    Date of Patent: March 17, 2015
    Assignee: DyStar Colours Distribution GmbH
    Inventors: Roxana Barbieru, Vajiravelu Sivamurugan
  • Patent number: 8956450
    Abstract: An ink composition for used in an inkjet printer is provided. The ink composition includes a carrier medium, a colorant, and a silicon doping agent. The silicon doping agent may include silicic acid, silicon dioxide, or silicates. This silicon-doped ink reduces and prevents the etching of the silicon based components of the printhead. Silicon-doped inks protect the printhead from damage, thus improving printhead reliability and increasing printhead service life.
    Type: Grant
    Filed: July 25, 2012
    Date of Patent: February 17, 2015
    Assignee: Funai Electric Co., Ltd.
    Inventors: Paul William Dryer, Yimin Guan, Eunki Hong, Christopher John Money, Jose Paul Sacoto Aguilar
  • Patent number: 8932391
    Abstract: A thermal ink jet ink composition includes one or more volatile organic solvents, one or more solvent dyes, and one or more humectants. The one or more volatile organic solvents are selected from C1-C4 alcohols, C4-C8 ethers, C3-C6 ketones, C3-C6 esters, and mixtures thereof. The one or more solvent dyes are soluble in the organic solvent or solvents with a solubility of at least 0.1% by weight. The thermal ink jet ink composition is free or substantially free of tetrahydrofuran, binder resin, and water.
    Type: Grant
    Filed: September 29, 2010
    Date of Patent: January 13, 2015
    Assignee: Videojet Technologies Inc.
    Inventors: Casey Robertson, Anthony Selmeczy
  • 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: 8858695
    Abstract: The present invention relates to a modified colorant comprising a colorant having attached at least one organic group. Various embodiments of the organic group are disclosed. For each of these embodiments, preferably the organic group has a defined calcium index value. Also disclosed are various uses for these modified colorants, including inkjet ink compositions.
    Type: Grant
    Filed: October 31, 2006
    Date of Patent: October 14, 2014
    Assignee: Cabot Corporation
    Inventors: Feng Gu, James A. Belmont, Elizabeth G. Burns, Paul S. Palumbo, Barry B. Corden, Yuan Yu, Ervina Halim
  • Publication number: 20140253629
    Abstract: An inkjet printer includes: an inkjet printhead having an exposed corrodible structure containing silicon nitride, borophosphosilicate glass (BPSG) or silicon oxide; and an ink reservoir containing said ink which is in fluid communication with said printhead. The ink includes: water; a dye; and a metal additive for minimizing corrosion of the exposed structure.
    Type: Application
    Filed: May 16, 2014
    Publication date: September 11, 2014
    Inventors: Simon Fielder, Michele Gimona, Katja Johanna Digweed, Lakshmi Channarayapatna
  • Patent number: 8808441
    Abstract: The present disclosure provides inkjet inks and associated methods and systems. In one example, an inkjet ink can comprise an ink vehicle and a colorant, wherein the ink vehicle includes an organic co-solvent, water, and from 0.0001 wt % to 0.1 wt % dextran based on the inkjet ink as a whole.
    Type: Grant
    Filed: December 19, 2012
    Date of Patent: August 19, 2014
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventor: Benjamin Abelovski
  • Patent number: 8790459
    Abstract: The present invention relates to colored reflective features, e.g., reflective security features or reflective decorative features, that optionally exhibit color shifting and to inks and processes for making such features. The features, as well as the inks optionally used to form the features, comprise nanoparticles and a colorant that preferably modifies a spectrum of light that is reflected by a reflective layer formed from the nanoparticles. The processes involve forming the features from one or more inks using a direct write printing process.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: July 29, 2014
    Assignee: Cabot Corporation
    Inventors: Scott T. Haubrich, Mark J. Hampden-Smith, Rimple Bhatia, Miodrag Oljaca
  • Patent number: 8778074
    Abstract: Solvent-based inkjet ink formulations including an organic solvent, a resin, a surfactant, and a colorant are provided. The inks have many desirable attributes such as extended decap time.
    Type: Grant
    Filed: July 20, 2010
    Date of Patent: July 15, 2014
    Assignee: Markem-Imaje Corporation
    Inventors: Benjamin J. Brown, Richard C. Woudenberg, Richard J. Larson, Jr., Ann Benjamin, Corey Williams
  • Patent number: RE47575
    Abstract: An ink set includes a first ink composition, and a second ink composition, in which the first ink composition contains a first pigment, and an alkyl diol having carbon atoms of 6 or less and a normal boiling point of 240° C. or more, the second ink composition contains a second pigment, and the alkyl diol, in the first ink composition, a content of the first pigment is 2.5% by weight mass or more, and a content of the alkyl diol is 3% by weight mass to 15% by weight mass, in the second ink composition, a content of the second pigment is less than 2.5% by weight mass, and the content of the alkyl diol is 8% by weight mass to 30% by weight mass, and the content of the alkyl diol in the second ink composition is greater than the content of the alkyl diol in the first ink composition.
    Type: Grant
    Filed: May 18, 2017
    Date of Patent: August 20, 2019
    Assignee: Seiko Epson Corporation
    Inventor: Shohei Shiono