Printing Ink Composition For Glass Or Ceramic Substrate Or Process Of Preparing Patents (Class 523/160)
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Patent number: 10259956Abstract: A curable ink composition for forming a three-dimensional (3D) object via a digital additive manufacturing system is provided. The composition may comprise greater than about 30 weight % of one or more oligomers, at least two monomers comprising a lowest viscosity monomer and a highest viscosity monomer, one or more photoinitiators, and optionally, one or more additives. The ratio of the weight % of the total amount of oligomers to the weight % of the total amount of monomers may be at least about 0.5 and the ratio of the weight % of the lowest viscosity monomer to the weight % of the highest viscosity monomer may be at least about 5.Type: GrantFiled: October 11, 2016Date of Patent: April 16, 2019Assignee: Xerox CorporationInventors: Naveen Chopra, Gordon Sisler, Saleh Jiddawi, C. Geoffrey Allen, Carolyn Moorlag
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Patent number: 10253194Abstract: There is provided an ink including a pigment, resin particles, a surfactant, water-soluble organic compound, and water, in which: the content of the water-soluble organic compounds is 35 mass % or less based on a total mass of the ink; the water-soluble organic compound contains a first water-soluble organic compound being liquid at 25° C. and having a surface tension at 25° C.Type: GrantFiled: September 30, 2016Date of Patent: April 9, 2019Assignee: Canon Kabushiki KaishaInventors: Yutaka Yoshimasa, Masahiro Terada, Hidetaka Kawamura, Akihiro Taya, Yohei Masada, Masanobu Ootsuka, Takaharu Aotani, Shoji Koike
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Patent number: 10253199Abstract: An inkjet ink includes a polyamide resin; at least one tackifier that is selected from the group consisting of a terpene phenol resin and a rosin ester, and that has a hydroxyl value that ranges from 10 to 45 mgKOH/g; a solvent dye; and an alcohol having 1 to 3 carbon atoms. The inkjet ink has quick-drying properties, is capable of satisfactorily improving printing fixability with respect to a non-absorptive printing object made of polyolefin or the like, is excellent in storage stability so that precipitation etc., do not easily occur for a long time, and is excellent in intermittent printability so that the nozzle of an inkjet printer is not easily clogged during a decapping time.Type: GrantFiled: April 16, 2015Date of Patent: April 9, 2019Assignee: GENERAL CO., LTD.Inventor: Kozo Isobe
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Patent number: 10242765Abstract: Conductive particle 10 has conductive carbon black particle (CB) 11 and cover layer 12. The amount of an insulating resin in conductive particle 10 is from 10 to 50% by mass. The number-average primary particle diameter of CB11 is from 20 to 60 nm; DBP absorption amount is from 100 to 200 mL/100 g. Cover layer 12 is formed by a phase-inversion emulsification method that contains an insulating resin having an amino group and CB11 in an oil phase. Conductive particle 10 is used suitably for a conductive agent of an intermediate transfer belt of an image forming apparatus.Type: GrantFiled: May 5, 2014Date of Patent: March 26, 2019Assignee: KONICA MINOLTA, INC.Inventors: Wanli Zhang, Kouichi Etou, Kazuyoshi Ota, Junji Kanda
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Patent number: 10240056Abstract: 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: GrantFiled: January 10, 2018Date of Patent: March 26, 2019Assignee: AGFA NVInventors: Johan Loccufier, Luc Decoster
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Patent number: 10227499Abstract: The present invention relates to [1] a water-based ink including pigment-containing water-insoluble polymer particles A, water-insoluble vinyl-based polymer particles B and an organic solvent C, in which the water-insoluble polymer particles A are obtained by crosslinking polymer particles; the water-insoluble polymer particles B include at least one material selected from the group consisting of water-insoluble vinyl-based polymer particles and the like; the organic solvent C includes at least one compound selected from the group consisting of diethylene glycol monobutyl ether and diethylene glycol monoisobutyl ether, and propylene glycol, in which a total content of diethylene glycol monobutyl ether and diethylene glycol monoisobutyl ether in the water-based ink is not less than 0.8% by mass, and a content of an organic solvent having a boiling point of higher than 250° C.Type: GrantFiled: April 22, 2016Date of Patent: March 12, 2019Assignee: KAO CORPORATIONInventor: Takahiro Maeda
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Patent number: 10208218Abstract: A method of inkjet printing includes ink jetting an aqueous inkjet ink composition to form a white printed image on a substrate. The aqueous inkjet ink composition comprises particles of titanium dioxide that are present in an amount of at least 4 to 15 weight % and the particles have a 95th percentile particle size of less than 200 nm and a 50th percentile particle size of less than 130 nm. The titanium dioxide particles are dispersed within the aqueous inkjet ink composition using a dispersing polymer that is a styrene-(meth)acrylic acid polymer, styrene-maleic anhydride polymer, or styrene-maleic acid polymer and the weight ratio of the titanium dioxide particles to the dispersing polymer is from 19:1 to and including 2:1.Type: GrantFiled: July 25, 2016Date of Patent: February 19, 2019Assignee: EASTMAN KODAK COMPANYInventors: Charles Leo Bauer, Tamara K. Jones, Grace Ann Bennett
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Patent number: 10183502Abstract: Provided is a pretreatment agent for ink jet textile printing that can provide printed matters on fabric with high color-developing properties and less bleeding. The pretreatment agent includes at least water and (A) a multivalent metal ion and polymer fine particles, (B) a cationic polymer and polymer fine particles, or (C) cationic polymer fine particles.Type: GrantFiled: January 30, 2017Date of Patent: January 22, 2019Assignee: Seiko Epson CorporationInventor: Masahiro Yatake
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Patent number: 10174184Abstract: A cellulosic material contains a cellulose derivative, and the cellulose derivative contains an ionic moiety as a chemical structure common to an ionic liquid. It is preferred that the ionic moiety has an imidazolium salt structure. It is also preferred that the ionic moiety is introduced into a repeating unit of a polymer chain having a repeating structure introduced into a cellulose backbone structure of the cellulose derivative.Type: GrantFiled: November 19, 2015Date of Patent: January 8, 2019Assignee: Seiko Epson CorporationInventor: Toshihiro Otake
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Patent number: 10150879Abstract: An upconverting pigment dispersion includes an upconverting pigment, such as a ?-NaYF4 crystal doped with at least one of Erbium, Ytterbium or Thulium. The upconverting pigment dispersion is aqueous. Upconverting inkjet ink is made by mixing the crystals with a polymer dispersant and water and milling the mixture until the crystal particles are between 50 nanometers and 200 nanometers. Deionized water, a colorant and a humectant are added to the milled mixture.Type: GrantFiled: May 25, 2017Date of Patent: December 11, 2018Assignee: TROY GROUP, INC.Inventors: Xiaorong Cai, Michael R. Riley
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Patent number: 10138386Abstract: Colorless coatings can be ink jetted onto part or all of colored images as spaced colorless drops to provide a colorless image over at least 50% of colored areas of the colored image and on a predetermined areal percentage of non-colored areas of the colored image. The aqueous colorless inkjet ink composition has a viscosity of less than 0.005 N-sec at 25° C., and comprises an anionic polyether polyurethane and an anionic acrylic or styrene-acrylic polymer, each having an acid number of at least 50, and such polymeric materials are present in unique amounts. Use of the aqueous colorless inkjet ink composition can be adjusted to provide increased gloss on the colored image in either or both of the colored area or non-colored areas.Type: GrantFiled: August 18, 2016Date of Patent: November 27, 2018Assignee: EASTMAN KODAK COMPANYInventor: Barbara Boland Lussier
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Patent number: 10138388Abstract: Disclosed herein are polymers, which can be incorporated in pigment dispersions and inkjet ink compositions, comprising first monomers selected from ethylenically unsaturated hydrophobic monomers, and second monomers selected from maleic anhydride, maleic acid, and salts, esters, imides, and amides thereof. The polymers can have a portion of the second monomers functionalized with at least one organic group having a calcium index value greater than or equal to a calcium index value of phenylphosphonic acid. Additionally and/or alternatively, the at least one polymer can be crosslinked via the second monomers. Dispersions and inkjet ink compositions comprising such polymers can also further comprise at least one pigment and a liquid vehicle. Also disclosed are methods of making such polymers.Type: GrantFiled: October 31, 2017Date of Patent: November 27, 2018Assignee: Cabot CorporationInventors: Jinqi Xu, Paul S. Palumbo, Andrea Lebed, Heather E. Clarke, Alexander I. Shaknovich, Tianqi Liu
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Patent number: 10131816Abstract: Surfaces are modified with polymeric or monomeric amic acids that also comprise one or more tertiary amine functional groups. The amic acids may provide benefits including hydrophilicity, soil resistance, and corrosion inhibition to the treated surfaces. Compositions and methods for treating surfaces are provided.Type: GrantFiled: February 12, 2018Date of Patent: November 20, 2018Inventor: Alice Hudson
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Patent number: 10131807Abstract: The present disclosure provides ink-jet inks incorporating dimeric fluorosurfactants. As such, an ink-jet ink can include a liquid vehicle; a non-ionic fluorosurfactant dimer having the structure CF3(CF2)x(CH2)y(CR2CR2O)z-A-(OCR2CR2)a(CH2)b(CF2)cCF3, where R is independently H or methyl, A is a bridging unit containing aliphatic or aromatic functionality, x is 3 to 18, y is 0 to 8, z is 0 to 100, a is 0 to 100, b is 0 to 8, and c is 3 to 18; and a polymer.Type: GrantFiled: August 30, 2017Date of Patent: November 20, 2018Assignee: Hewlett-Packard Development Company, L.P.Inventors: Phillip C. Cagle, Sergiy Peleshanko
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Patent number: 10125280Abstract: The present invention relates to an inkjet printing composition comprising an aqueous liquid vehicle, a pigment and a nitrile polymer emulsion; to an inkjet printing system comprising an inkjet composition, a recording medium and an inkjet printer; to a method of forming a printed image with an inkjet printing system and to the use of an inkjet printing composition in an inkjet printing system.Type: GrantFiled: May 27, 2016Date of Patent: November 13, 2018Assignee: KAO Corporation, S.A.Inventors: Antoni Puñet Plensa, Satoshi Kunii
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Patent number: 10113076Abstract: The disclosed embodiments are directed to a composition of an inverse emulsion acrylate ink for use in variable data digital lithographic image forming devices and methods for preparing and using the ink. The disclosed inverse emulsion acrylate ink includes an acrylate monomer, oligomer, polymer, or mixtures thereof that is a continuous phase, and water dispersed as an emulsion in the continuous acrylate phase. The disclosed inverse emulsion acrylate ink includes one or more of a color pigment component, a rheology modifying agent, a stabilizing agent, and a photoinitiator component. The water may be supplemented with a surfactant to lower a surface tension of the water.Type: GrantFiled: September 30, 2014Date of Patent: October 30, 2018Assignee: XEROX CORPORATIONInventors: Carolyn Moorlag, Marcel Breton, C. Geoffrey Allen, Jenny Eliyahu
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Patent number: 10106639Abstract: An oil-based inkjet ink that exhibits excellent repellency by the nozzle plate, prevents degradation of the nozzle plate, reduces image show-through, and yields high image density. The oil-based inkjet ink includes an encapsulated pigment containing a pigment and a urethane compound that coats the surface of the pigment, and a non-aqueous solvent, wherein the urethane compound has a urethane skeleton and one or more side chains and is insoluble in the non-aqueous solvent, and the side chains of the urethane compound contain one or more moieties selected from the group consisting of an aromatic ring, a heterocyclic ring, a carboxyl group, an amide linkage, a fluoroalkyl group having one or more fluorine atoms, and a nitrile group.Type: GrantFiled: June 26, 2017Date of Patent: October 23, 2018Assignee: RISO KAGAKU CORPORATIONInventors: Yoshifumi Watanabe, Manami Shimizu, Kenji Yamada, Tomohiro Matsuzawa
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Patent number: 10087271Abstract: A polymer includes 2-carboxyethyl (meth)acrylate and alkyl (meth)acrylate as constituent units and having an acid value of 7 mg KOH/g to 100 mg KOH/g.Type: GrantFiled: May 1, 2017Date of Patent: October 2, 2018Assignee: FUJI XEROX CO., LTD.Inventor: Takahiro Ishizuka
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Patent number: 10072164Abstract: An object of the present invention is to provide: a pigment dispersion liquid for inkjet ink, which is stable for a long period of storage and which increases repellency to ink ejection surface. Disclosed is a pigment dispersion liquid for inkjet ink, comprising: a pigment; a pigment dispersing agent; and a compound having an ethylenically unsaturated double bond, wherein the pigment dispersing agent has an amine value of 20 mgKOH/g or less and an acid value of 10 mgKOH/g or less, contains one or more components selected from the group consisting of: a copolymer having a styrene-derived repeating unit, a repeating unit derived from an unsaturated fatty acid having 12 or more carbon atoms, and a repeating unit derived from a polyalkylene oxide having an ethylenically unsaturated double bond; a specific salt of the copolymer and an amine derivative of the copolymer.Type: GrantFiled: September 21, 2016Date of Patent: September 11, 2018Assignee: DNP FINE CHEMICALS CO., LTD.Inventors: Yukiko Ishima, Keishiro Yoshimori, Yukio Sugita
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Patent number: 10052850Abstract: An economical method of manufacturing a plastic glazing panel having an encapsulation for aesthetic purposes and to enhance the sealing of the glazing panel to the vehicle is presented. This method includes the steps of forming a plastic panel having an A-side and B-side; printing an opaque border from an ink with the border being in contact with the B-side of the panel and substantially encircling the perimeter of the panel; curing the ink of the opaque border; applying a weatherable layer on the printed border and the plastic panel; curing the weatherable layer; depositing an abrasion resistant layer on the weatherable layer; placing the plastic panel into a mold having a soft gasket; injecting an elastomeric material to form an encapsulation that substantially encircles the perimeter of the plastic panel and encompasses the A-side; B-side and edge of the plastic panel; and removing the plastic panel from the mold.Type: GrantFiled: September 1, 2015Date of Patent: August 21, 2018Assignee: EXATEC, LLCInventors: Keith D. Weiss, Steven M. Gasworth, Sunitha K. Grandhee, Wilfried Hedderich
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Patent number: 10035919Abstract: A photocurable ink composition for inkjet printing contains: a photopolymerizable compound that contains: virtually no vinyl formamide; 0.1 to 20 percent by mass of a monofunctional monomer containing an ether group relative to the total mass of the photopolymerizable component; 65 to 85 percent by mass of a monofunctional monomer containing a cyclic structure relative to the total mass of the photopolymerizable component; 0.1 to 25 percent by mass of a multifunctional monomer containing an amino group relative to the total mass of the photopolymerizable component; and 5 to 35 percent by mass of a monomer containing a trimethylol propane skeleton relative to the total mass of the photopolymerizable component; and an acyl phosphine oxide photopolymerization initiator by 3 to 20 percent by mass relative to the total mass of the photopolymerizable component; wherein the viscosity of said photocurable ink composition for inkjet printing is 100 mPa·s or less at 25° C.Type: GrantFiled: December 15, 2015Date of Patent: July 31, 2018Assignee: SAKATA INX CORPORATIONInventors: Tadashi Hirose, Kazuhiro Fuke
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Patent number: 10017653Abstract: An aqueous pigment ink composition having high scratch resistance and good ejection properties and redispersibility, an ink jet recording method using the aqueous pigment ink composition, and a colored substance including the aqueous pigment ink composition. The ink composition includes a colorant, a resin, and water. The colorant includes a coloring matter that is substantially insoluble in water. The resin is a polymer produced by polymerization of at least one monomer represented by the following formula (1) in which R1 denotes a hydrogen atom or a methyl group, and R2 denotes a methyl group, a C8 alkyl group, or the like.Type: GrantFiled: March 26, 2015Date of Patent: July 10, 2018Assignee: NIPPON KAYAKU KABUSHIKI KAISHAInventors: Akira Kawaguchi, Maiko Iuchi, Ha Sai, Toru Ishii
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Patent number: 10005916Abstract: 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: GrantFiled: April 15, 2015Date of Patent: June 26, 2018Assignee: AGFA NVInventors: Johan Loccufier, Luc Decoster
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Patent number: 10000067Abstract: Ink includes water, an organic solvent, a surfactant including a silicon-based surfactant, and a resin including a polyester-based urethane resin having a polyolefin portion.Type: GrantFiled: August 15, 2016Date of Patent: June 19, 2018Assignee: Ricoh Company, Ltd.Inventors: Tomohiro Nakagawa, Noriaki Okada, Hikaru Kobayashi
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Patent number: 10000656Abstract: An ink includes a pigment a quinacridone compound represented by Chemical formula 1, and a copolymer including the structure unit represented by Chemical formula 2 or Chemical formula 3. In Chemical formula 1, R1, R2, R3, and R4 each, independently represent hydrogen atoms, halogen atoms, or alkyl groups having 1-4 carbon atoms, R5, R6, and R7 each, independently represent alkyl groups having 1-4 carbon atoms or alkylene groups having 1-4 carbon atoms, and m represents 1 or 2, In Chemical formula 2, R8 represents a hydrogen atom or a methyl group and L1 represents an alkylene group having 2-16 carbon atoms, In Chemical formula 3, R9 represents a hydrogen atom or a methyl group, L2 represents a single bond or —(CH2)n—O— and n represents an integer of 2-16.Type: GrantFiled: December 9, 2016Date of Patent: June 19, 2018Assignee: Ricoh Company, Ltd.Inventors: Yoshiki Yanagawa, Akihiko Matsuyama, Kazukiyo Nagai, Tomoyuki Shimada, Shigeyuki Harada, Akiyoshi Sabu, Yuusuke Koizuka, Koichiro Oyama, Takuya Yamazaki
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Patent number: 9981485Abstract: When an image is printed by inkjet printing on a print surface of a target medium, an overcoat layer is formed in a more appropriate manner. A printing method uses color ink heads 202 as exemplified colored ink heads, a clear ink head 204, and ultraviolet irradiators 206. The printing method includes a color printing step of printing a print image using a colored ink in at least a partial region on a print surface of a medium 50, a non-colored region clear printing step of applying a UV clear ink for printing in a region at least including a non-colored region in which ink droplets are not discharged in the color printing step, and an overcoat layer forming step of forming an overcoat layer that covers the print image using the UV clear ink in a region covering at least the print image printed in the color printing step.Type: GrantFiled: April 17, 2015Date of Patent: May 29, 2018Assignee: MIMAKI ENGINEERING CO., LTD.Inventors: Akira Ikeda, Norikazu Nakamura, Moe Ito
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Aqueous ink for inkjet, inkjet recording method, inkjet recorded matter, and inkjet recording device
Patent number: 9982151Abstract: An aqueous ink for inkjet includes water, at least one hydrosoluble organic solvent each having a boiling point of 250° C. or lower; vinyl polymer particles containing a pigment, and polycarbonate-based urethane resin particles, wherein the aqueous ink for inkjet is used for an inkjet recording system including a heating step.Type: GrantFiled: January 16, 2017Date of Patent: May 29, 2018Assignee: RICOH COMPANY, LTD.Inventors: Hidefumi Nagashima, Naohiro Toda, Tomohiro Nakagawa, Juichi Furukawa, Ichiroh Fujii -
Patent number: 9982153Abstract: An ink set includes a reaction liquid containing coagulant; a first ink containing a color material; and a second ink containing a color material. The ink set is used for recording on a non-absorptive recording medium or a low-absorptive recording medium and for imparting the reaction liquid, the first ink, and the second ink to the recording medium in a superimposed manner in this order.Type: GrantFiled: July 10, 2014Date of Patent: May 29, 2018Assignee: Seiko Epson CorporationInventors: Ippei Okuda, Tetsuya Aoyama
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Patent number: 9947929Abstract: A binder composition for nonaqueous battery electrodes is prepared by adding a small amount of an acetylene glycol compound to an aqueous polymer emulsion obtained by emulsion polymerization of a monomer mixture comprising from 15 to 70% by mass of styrene (a), from 20 to 80% by mass of an ethylenically unsaturated carboxylate (b), from 1 to 10% by mass of an ethylenically unsaturated carboxylic acid (c), from 0.1 to 5% by mass of a crosslinkable ethylenically unsaturated monomer (d), and from 0 to 20% by mass of another monoethylenically unsaturated monomer (e). When the above binder composition is used, an active material is not peeled off in the step of cutting a collector even when a small amount of the binder is used, and a nonaqueous battery excellent in a charge-discharge cycle property can be produced.Type: GrantFiled: June 20, 2014Date of Patent: April 17, 2018Assignee: SHOWA DENKO K.K.Inventors: Tomonori Kurata, Mitsuru Hanasaki, Junya Uchiyashiki
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Patent number: 9850391Abstract: Provided is an ink including: copolymer including at least one of structural unit of formula (1) and structural unit of formula (2); pigment having acid value of ?15 ?mol/g and represented by formula (3); water; and water-soluble organic solvent. In formula (1), R1 represents hydrogen or methyl group. L1 represents alkylene group including 2-18 carbon atoms. In formula (2), R1 represents hydrogen or methyl group. L2 represents single bond or —(CH2)n-O— of which oxygen is bound with biphenyl. n represents integer of 2 through 18. In formula (3), R1 represents any one of hydrogen, halogen, alkyl group including 1-4 carbon atoms, alkoxy group including 1-4 carbon atoms, hydroxy, nitro, and alkyl substituted or unsubstituted amino group including 1-4 carbon atoms. n represents integer of 1 through 5. When n is a plural number, R1 may be identical or different. R2, R3, and R4 represent alkyl group including 1-4 carbon atoms.Type: GrantFiled: September 8, 2016Date of Patent: December 26, 2017Assignee: Ricoh Company, Ltd.Inventors: Masayuki Fukuoka, Shigeyuki Harada, Yoshiki Yanagawa, Takuya Yamazaki, Kazukiyo Nagai, Yuusuke Koizuka, Tomoyuki Shimada, Akiyoshi Sabu, Akihiko Matsuyama
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Patent number: 9815986Abstract: A method for producing an aqueous pigment dispersion liquid, including: a kneading step of kneading a mixture of a quinacridone pigment (a), a pigment derivative (b), an organic high-molecular compound having an anionic group (c), a basic compound (d), and an acetylene glycol surfactant (e) in a closed kneader to prepare a pigment-kneaded material having a solid content in the range of 50% to 80% by mass; and a step of diluting the pigment-kneaded material with an aqueous medium. A method for producing a water-based ink for ink jet recording, including a step of diluting the aqueous pigment dispersion liquid with an aqueous medium.Type: GrantFiled: September 18, 2014Date of Patent: November 14, 2017Assignee: DIC CORPORATIONInventors: Masahiro Kido, Kumiko Iizasa, Shinichi Okada
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Patent number: 9809723Abstract: Provided is an active energy ray-curable inkjet ink with high productivity which has the same quality level as the conventional printing and which contains an isoindoline-based pigment having a specific electric conductance, which is measured according to DIN ISO 787/14, of 150 ?S/cm or less.Type: GrantFiled: September 11, 2013Date of Patent: November 7, 2017Assignees: TOYO INK SC HOLDINGS CO., LTD., TOYO INK CO., LTD.Inventors: Mayuko Okamoto, Tohru Konno, Kazuhiro Jonai
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Patent number: 9803093Abstract: A white ink includes a hollow resin particle, one or more first organic solvents, an acrylic silicone-based resin, a surfactant; and water. The luminosity (L*) of each of a first dried film having a thickness of 2.2-2.8 ?m prepared by drying the white ink at 70 degrees C. and a second dried film having a thickness of 2.2-2.8 ?m prepared by drying the white ink at 90 degrees C. is 50 or greater and the decrease ratio of the luminosity (L*) of the second dried film to the first dried film is 10 percent or less.Type: GrantFiled: November 21, 2016Date of Patent: October 31, 2017Assignee: Ricoh Company, Ltd.Inventor: Koji Katsuragi
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Patent number: 9798232Abstract: Methods are generally provided for preparing a polymeric composition that includes a grafted block copolymer. Methods are also generally provided for preparing a polymeric composition that includes a star block copolymer prepared from a central core molecule that includes a plurality of attachment moieties. Methods are also generally provided for preparing a polymeric composition that includes a linear block copolymer. Block copolymers are also generally provided. Multi-segmented linear block copolymers are also generally provided.Type: GrantFiled: October 17, 2014Date of Patent: October 24, 2017Assignee: University of South CarolinaInventors: Chuanbing Tang, Christopher G. Hardy, Alper Nese, Jeffery Hayat
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Patent number: 9771486Abstract: Methods for making pigmented, curable, liquid ink compositions, and the ink compositions prepared from the methods are disclosed. The method includes adding at least one monomer and a dispersant to mixing vessel, and metering into the mixing vessel at least one pigment over a period of time. The method further includes adding at least one initiator and at least one curing agent, and then milling the composition. The pigmented, curable, high viscosity liquid ink compositions are suitable for digital offset printing.Type: GrantFiled: July 26, 2016Date of Patent: September 26, 2017Assignee: XEROX CORPORATIONInventors: Frank Ping-Hay Lee, Aurelian Valeriu Magdalinis, Marcel P. Breton
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Patent number: 9758693Abstract: A colored resin particle dispersion and an ink are provided which exhibit excellent abrasion resistance of the printed items and excellent storage stability of the dispersion. Specifically provided is a colored resin particle dispersion comprising colored resin particles containing a colorant and a solid resin, a basic dispersant, and a non-aqueous solvent, wherein the solid resin is a resin having alkoxy groups and/or a polysilsesquioxane. The resin having alkoxy groups preferably has methoxy groups and/or ethoxy groups. Further, the resin having alkoxy groups preferably contains at least one of a polyamide resin having methoxymethyl groups, a methoxypolysilsesquioxane and an ethoxypolysilsesquioxane.Type: GrantFiled: January 16, 2015Date of Patent: September 12, 2017Assignee: RISO KAGAKU CORPORATIONInventors: Manami Shimizu, Yoshifumi Watanabe, Kazuyuki Ando
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Patent number: 9758686Abstract: A solvent-based ink jet ink composition includes a coloring material; and a solvent; in which the composition includes, as the solvent, two or more types of solvent that are compounds represented by the following general formula (1), and R1, R2, and R3 have the same structure as one another and m are consecutive integers, in the solvent. R1O—(R2O)m—R3??(1) (in the formula, R1 is a hydrogen atom or an alkyl group with 1 to 6 carbon atoms, R2 is an alkylene group with 2 or 3 carbon atoms, and R3 is a hydrogen atom, an acetyl group, or an alkyl group with 1 to 4 carbon atoms. However, both of R1 and R3 are not hydrogen atoms. m is an integer of 1 to 7).Type: GrantFiled: February 17, 2016Date of Patent: September 12, 2017Assignee: Seiko Epson CorporationInventors: Makoto Nagase, Kenichiro Kubota, Jun Ito, Naoki Koike
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Patent number: 9738802Abstract: A water-based ink for ink-jet recording includes: a pigment; water; a first resin containing at least one of methacrylic acid and acrylic acid as a monomer; and a second resin, wherein the second resin is an ABA-type triblock copolymer which has a polymer block A composed only of methyl methacrylate and methacrylic acid and a polymer block B composed only of benzyl methacrylate and methacrylic acid; which has a weight average molecular weight of 3,000 to 30,000; which has an acid value of 90 mgKOH/g to 200 mgKOH/g; and which is partially or completely neutralized.Type: GrantFiled: August 18, 2016Date of Patent: August 22, 2017Assignee: Brother Kogyo Kabushiki KaishaInventors: Hiroyuki Tanaka, Mitsunori Maeda, Yuki Okumura
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Patent number: 9732247Abstract: A water-based ink for ink-jet recording includes: a self-dispersible pigment having an anionic group; water; a water-soluble resin; and an anionic surfactant, wherein the water-soluble resin is an ABA-type triblock copolymer which has a polymer block A composed only of methyl methacrylate and methacrylic acid and a polymer block B composed only of benzyl methacrylate and methacrylic acid; which has a weight average molecular weight of 3,000 to 30,000; which has an acid value of 90 mgKOH/g to 200 mgKOH/g; and which is partially or completely neutralized.Type: GrantFiled: August 18, 2016Date of Patent: August 15, 2017Assignee: Brother Kogyo Kabushiki KaishaInventors: Narumi Yamashita, Hiroyuki Tanaka
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Patent number: 9732243Abstract: A water-based ink for ink-jet recording includes: a pigment; water; oligoethylene glycol monoalkyl ether; and a water-soluble resin. The water-soluble resin is an ABA-type triblock copolymer which has a polymer block A composed only of methyl methacrylate and methacrylic acid and a polymer block B composed only of benzyl methacrylate and methacrylic acid; which has a weight average molecular weight of 3,000 to 30,000; which has an acid value of 90 mgKOH/g to 200 mgKOH/g; and which is partially or completely neutralized.Type: GrantFiled: August 18, 2016Date of Patent: August 15, 2017Assignee: Brother Kogyo Kabushiki KaishaInventors: Hiroyuki Tanaka, Mitsunori Maeda, Yuki Okumura
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Method for producing water-based pigment dispersion liquid and water-based ink for ink jet recording
Patent number: 9688860Abstract: A highly efficient method is provided for producing a water-based ink for ink jet recording with which the number of coarse particles in a water-based pigment dispersion liquid is significantly reduced, dispersed particles are made finer, the dispersion stability is improved, the storage stability is improved, and high discharge stability is achieved when a water-based ink for ink jet recording is produced. Particularly, provided is a method for producing a water-based pigment dispersion liquid, the method including kneading a mixture containing a quinacridone type pigment (a), a styrene-acrylic acid type copolymer (c), a basic compound (d), and a polyoxyalkylene glycol or its derivative (e) to prepare a pigment dispersion that is solid at room temperature and mixing a aqueous medium and the pigment dispersion to decrease the viscosity and liquefy the pigment dispersion.Type: GrantFiled: August 25, 2010Date of Patent: June 27, 2017Assignee: DIC CORPORATIONInventors: Masahiro Kido, Shinichi Okada, Atsuo Kobayashi, Soetrisno Misawa -
Patent number: 9683113Abstract: Pigment particles containing a vinyl group are encapsulated by a cross-linked polymer, wherein the polymer has a dielectric constant of 2.8 or more. An inkjet ink containing the pigment particles is also described.Type: GrantFiled: November 5, 2012Date of Patent: June 20, 2017Assignee: Hewlett-Packard Development Company, L.P.Inventors: Sivapackia Ganapathiappan, Hou T. Ng, Howard S. Tom
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Patent number: 9670374Abstract: The present invention provides a water-based ink for ink-jet printing which is excellent in ejection stability and storage stability, in particular, excellent in quick-drying fixing properties and image uniformity when printing characters or images on a low-water absorbing recording medium, and an image forming method using the water-based ink. The present invention relates to [1] a water-based ink for ink-jet printing, including a pigment, a water-insoluble polymer, an organic solvent (C) and water, in which the organic solvent (C) includes diethylene glycol isopropyl ether (DEGPE) and an organic solvent (c2) having a 1-octanol/water partition coefficient that is smaller than that of DEGPE; a total content of the pigment, the water-insoluble polymer and DEGPE in the water-based ink is not less than 5.Type: GrantFiled: December 18, 2014Date of Patent: June 6, 2017Assignee: KAO CORPORATIONInventors: Yuki Wakabayashi, Hirotaka Takeno, Daiki Kawata
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Patent number: 9663668Abstract: An inkjet ink, containing: water; a water-soluble organic solvent; a pigment; and polycarbonate urethane resin particles, wherein the water-soluble organic solvent contains 50% by mass or more of a diol compound, and wherein the water-soluble organic solvent contains 50% by mass or more of a water-soluble organic solvent having a boiling point of 200° C. or less.Type: GrantFiled: January 27, 2014Date of Patent: May 30, 2017Assignee: Rioch Company, Ltd.Inventors: Tomohiro Nakagawa, Naohiro Toda, Hidefumi Nagashima, Ichiroh Fujii, Juichi Furukawa
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Patent number: 9643404Abstract: A pigment dispersion composition contains a pigment, a polymerizable compound, and a compound having a structural unit represented by Formula (A), a structural unit represented by Formula (B), a structural unit represented by Formula (C) derived from polyalkylene oxide having a number average molecular weight of equal to or greater than 300 and less than 5,000, and a structural unit represented by Formula (D), in which a mass ratio [(B)/(C)] is 20/80 to 60/40.Type: GrantFiled: March 18, 2016Date of Patent: May 9, 2017Assignee: FUJIFILM CorporationInventor: Norihide Shimohara
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Patent number: 9644106Abstract: A novel aqueous emulsion solution is provided that can be used as a binder for forming a coating film suitable for an inkjet printing system. The present invention is an aqueous emulsion solution containing a polymer I and a polymer II mixed together therein, wherein the polymer I is an A-B block copolymer formed from 90 mass % or more of a methacrylate-based monomer, the A-B block copolymer neutralized with an alkali, a polymer block A is substantially water-insoluble and has a number average molecular weight of 1000 to 10000 and a polydispersity index of 1.5 or less, a polymer block B is synthesized using a monomer containing at least a methacrylic acid and has an acid value of 30 to 250 mgKOH/g, the A-B block copolymer has a number average molecular weight of 5000 to 20000, a content of the polymer block A of 5 to 60% in the A-B block copolymer, and a polydispersity index as a whole of 1.Type: GrantFiled: April 17, 2014Date of Patent: May 9, 2017Assignee: DAINICHISEIKA COLOR & CHEMICALS MFG. CO., LTD.Inventors: Hiroyuki Shimanaka, Yoshikazu Murakami, Shinichiro Aoyagi, Sachio Yoshikawa, Mitsuo Yamazaki
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Patent number: 9617437Abstract: An aqueous ink composition including water; an optional co-solvent; an optional colorant; and a composite comprising a sulfonated polyester matrix having a plurality of silver nanoparticles dispersed within the matrix. A process including incorporating the aqueous ink into an ink jet printing apparatus; ejecting droplets of ink in an imagewise pattern onto an intermediate transfer member or directly onto a final image receiving substrate; optionally, heating the image to partially or completely remove solvents; and optionally, when an intermediate transfer member is used, transferring the ink in the imagewise pattern from the intermediate transfer member to a final recording substrate.Type: GrantFiled: May 7, 2015Date of Patent: April 11, 2017Assignee: Xerox CorporationInventors: Valerie M. Farrugia, Alana Rah Desouza
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Patent number: 9617438Abstract: An oily inkjet ink comprises a pigment, a pigment dispersant, and a solvent, wherein the solvent contains a hydrocarbon type solvent (A), a solvent (B) having at least an ester group and an ether group in one molecule, and a solvent (C) that is soluble in the hydrocarbon type solvent and the solvent having at least an ester group and an ether group in one molecule.Type: GrantFiled: June 24, 2011Date of Patent: April 11, 2017Assignee: RISO KAGAKU CORPORATIONInventors: Satoshi Aoki, Manami Shimizu, Kyoko Motoyama
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Aqueous ink for inkjet, inkjet recording method, inkjet recorded matter, and inkjet recording device
Patent number: 9587124Abstract: An aqueous ink for inkjet includes water, at least one hydrosoluble organic solvent each having a boiling point of 250° C. or lower; vinyl polymer particles containing a pigment, and polycarbonate-based urethane resin particles, wherein the aqueous ink for inkjet is used for an inkjet recording system including a heating step.Type: GrantFiled: January 5, 2015Date of Patent: March 7, 2017Assignee: RICOH COMPANY, LTD.Inventors: Hidefumi Nagashima, Naohiro Toda, Tomohiro Nakagawa, Juichi Furukawa, Ichiroh Fujii -
Patent number: 9580615Abstract: A solid ink composition suitable for ink jet printing, including printing on coated paper substrates. In particular, the solid ink composition comprises a crystalline compound, an amorphous compound, and an inorganic nucleating agent, which provides for a robust and fast printing ink.Type: GrantFiled: December 20, 2013Date of Patent: February 28, 2017Assignee: XEROX CORPORATIONInventors: Daryl W. Vanbesien, Jennifer L. Belelie, Gabriel Iftime, Naveen Chopra, Kentaro Morimitsu, Peter G. Odell