Invisible, Ballpoint, Or Typewriter Ink Compositions Or Process Of Preparing; Or Composition For Correction Ribbons Or Correction Fluids Or Process Of Preparing Patents (Class 523/161)
  • Patent number: 11066568
    Abstract: A dispersant, a dispersion and an ink composition including the dispersant, and a method of preparing the dispersion and the ink composition, in which the dispersant includes: (A) 0.5 to 30% by weight of a compound selected from at least one of acetylene glycol represented by the specific formula (1) and an ethoxylated substance of acetylene glycol represented by the specific formula (2); (B) 5 to 98% by weight of a nonionic aryl phenol compound represented by the specific formula (3); and (C) 1 to 70% by weight of an anionic aryl phenol compound represented by the specific formula (4), and wherein the total amount of components (A) to (C) is 100% by weight.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: July 20, 2021
    Assignee: NISSIN CHEMICAL INDUSTRY CO., LTD.
    Inventor: Tomoyuki Nishikawa
  • Patent number: 11059984
    Abstract: Ti ink compositions for printing, such as ink jet printing, are disclosed. The ink compositions comprise a liquid dispersion of Ti hydride powder having a mean particle size of less than 10.0 microns; a liquid carrier; and at least one surfactant. Methods of making and using the disclosed inks are also disclosed. For example, a finished Ti product can be produced by printing the disclosed ink composition, such as by ink jet printing, to form a green article, heating the green article to dehydrogenate it and form a Ti containing part. The method may further comprise sintering the Ti containing part to produce a sintered Ti product. In an embodiment, the method comprises printing one or more support materials for the ink composition, that comprises solid particles of a metal oxide, a metal carbide, a metal nitride, a polymer, or combinations thereof.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: July 13, 2021
    Assignee: XJET LTD.
    Inventors: Axel Benichou, Sven Rühle, Tali Aqua
  • Patent number: 11041081
    Abstract: Provided is aqueous ink composition for a writing instrument, which contains water and microspheres having a water-insoluble dye and a matrix constituted from a polymer wherein the water-insoluble dye is higher densely present in the inner part of the matrix than at the surface of the matrix, and at least one of the following (a) and (b) is satisfied: (a) the circularity coefficient of the microspheres, as measured by image analysis, is 0.6-1.0, and (b) the 10% strength of the microspheres, as determined in a micro-compression test, is 5-30 MPa.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: June 22, 2021
    Assignee: Mitsubishi Pencil Company, Limited
    Inventor: Kousuke Ogura
  • Patent number: 10975262
    Abstract: Disclosed herein are writable, dry erasable two-part paint compositions that have an epoxy resin part and an aminosilane part, as well as a fluoro surfactant and a Gemini surfactant. The paint compositions have an amino to epoxy equivalent weight ratio from about 0.30 to about 0.65. Dry films formed from these paint compositions have relatively short dry time and markings on the dry films can be dry erased up to 33 days and beyond.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: April 13, 2021
    Assignee: Columbia Insurance Company
    Inventors: Dilip Indravadan Dave, Jessica Riedmueller, John Minerowicz, DonnaLynn Panila
  • Patent number: 10947400
    Abstract: An inkjet ink can include an ink vehicle and ink solids carried by the ink vehicle. The ink solids can include a pigment, 5 wt % to 40 wt % polymeric binder, and 0.3 wt % to 3 wt % wax. The wax can have a melting point of from 90° C. to 115° C. and an average particle size of from 0.1 ?m to 0.5 ?m. Further, the wax can include wax particles having a particle size greater than 1 ?m but which are present at a quantity no greater than 0.1% of the total number of wax particles based on particle count.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: March 16, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Max Yen, Or Brandstein
  • Patent number: 10907065
    Abstract: An ink jet recording method includes applying a reaction solution containing a coagulant for coagulating components of an ink composition onto a recording medium and applying an ink composition onto the recording medium by discharging the ink composition from an ink jet head. The ink composition is an aqueous ink jet composition which contains a first wax having a melting point of 100° C. or higher, a second wax having a melting point of 70° C. or lower, and water.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: February 2, 2021
    Inventors: Takayoshi Kagata, Kenichi Seguchi
  • Patent number: 10633532
    Abstract: Provided is a resin composition, comprising: an isobutylene-based copolymer (A) containing a halogen atom; an ethylene-vinyl alcohol copolymer (B); and a halogen scavenger (C), wherein a mass ratio (B/A) of the ethylene-vinyl alcohol copolymer (B) to the isobutylene-based copolymer (A) containing a halogen atom is from 20/80 to 50/50, and a content of the halogen scavenger (C) is from 0.01 to 1 part by mass based on 100 parts by mass of a total of the isobutylene-based copolymer (A) containing a halogen atom and the ethylene-vinyl alcohol copolymer (B). Such a resin composition is excellent in gas barrier properties and flexibility and stably produced over a long period of time.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: April 28, 2020
    Assignee: KURARAY CO., LTD.
    Inventors: Wataru Hirose, Takeyuki Igarashi
  • Patent number: 10604663
    Abstract: A correction fluid includes an organic solvent, a dispersing and wetting agent having a polyamine amide of polycarboxylic acid obtained by reacting a fatty acid dimer and a diamine, the fatty acid being a C14 to C22 fatty acid, an opacifier to a concentration of between 37 and 60% by weight relative to the total weight of the correction fluid, a resin, and optionally, an additive.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: March 31, 2020
    Assignee: SOCIETE BIC
    Inventor: Carine Bethouart
  • Patent number: 10577513
    Abstract: A printing ink composition for laminate contains a pigment, a binder resin, a polyfunctional isocyanate compound as curing agent, and an organic solvent, wherein the binder resin is a polyurethane resin and a vinyl chloride-vinyl acetate copolymer; at least one of the polyurethane resin and vinyl chloride-vinyl acetate copolymer has a reactive group that can react with the isocyanate group in the polyfunctional isocyanate compound; the ratio of the solid content of the polyurethane resin and that of the vinyl chloride-vinyl acetate copolymer is in a range of 9/1 to 1/9 (polyurethane resin/vinyl chloride-vinyl acetate copolymer); and the ratio of the sum of the solid contents of the polyurethane resin and vinyl chloride-vinyl acetate copolymer and the solid content of the curing agent is in a range of 1:0.2 to 0.9 ((polyurethane resin+copolymer):curing agent).
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: March 3, 2020
    Assignee: SAKATA INX CORPORATION
    Inventors: Junichi Harada, Yoshiaki Maeoka, Ken Natsuki
  • Patent number: 10450476
    Abstract: A writing, marking and/or drawing liquid for writing implements, especially for capillary pens, which has a viscosity of less than 50 mPas (Brookfield, 20° C., CPE-40 plate-cone), contains a resin mixture dissolved in a solvent matrix having at least one solvent. Wherein the resin mixture contains a first resin in the form of a modified resin ester and/or a dissolved polyester resin and a second resin in the form of a maleate resin and/or a rosin, especially a phenol-modified rosin. Additives are present in the form of at least one fluorosurfactant as wetter and at least one polyethersiloxane copolymer as glidant.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: October 22, 2019
    Assignee: Faber-Castell AG
    Inventors: Wolfgang Schwarz, Gerhard Lugert, Concetta Goschala
  • Patent number: 10414928
    Abstract: An ink composition includes water, a co-solvent, a colorant, and a modified polymer or copolymer additive. The modified polymer or copolymer additive is selected from the group consisting of i) a hydrolyzed poly(isobutylene-alt-maleic anhydride), ii) a hydrolyzed poly(maleic anhydride-alt-1-octadecene), and iii) a modified polymer or copolymer. The modified polymer or copolymer includes a repeating unit of a backbone chain, and a long chain pendant group attached to a carbon atom of the repeating unit. In the backbone chain, the long chain pendant group of the repeating unit is separated by fewer than 8 spacer carbon atoms from another long chain pendant group of an adjacent repeating unit.
    Type: Grant
    Filed: January 30, 2015
    Date of Patent: September 17, 2019
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sundar Vasudevan, Natalie Harvey, Richard J. McManus, Vladimir Jakubek
  • Patent number: 10414933
    Abstract: The present disclosure provides a white ink including an aqueous ink vehicle, from 5 wt % to 50 wt % of a white metal oxide pigment having an average particulate size from 100 nm to 2,000 nm, from 0.1 wt % to 4 wt % of anionic oxide particulates having an average particulate size from 1 nm to 100 nm, from 2 wt % to 30 wt % of latex particulates having a glass transition temperature from 0 C. to 130 C., and a non-ionic or predominantly non-ionic dispersant having an acid number not higher than 100 mg KOH/g based on dry polymer weight. The white metal oxide pigment and anionic oxide particulates are present in the white ink at a weight ratio from 5:1 to 200:1.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: September 17, 2019
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Vladek Kasperchik, Thomas W. Butler, Paul Joseph Bruinsma
  • Patent number: 10174191
    Abstract: The present invention provides a resin material and a film made of the resin material, the resin material being able to form a molded body having high transparency, excellent mechanical strength, few foreign matter defects, excellent heat stability, excellent solvent resistance, and extremely good appearance. The resin material contains a thermoplastic resin (A) and a polymer (B) satisfying the following conditions. That is, the polymer (B) is a graft copolymer obtained by multistep polymerization, and at least one step of the multistep polymerization is polymerization of a monomer mixture containing: a (meth)acrylic monomer having a ring structure; and (meth)acrylic acid and/or its salt.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: January 8, 2019
    Assignee: KANEKA CORPORATION
    Inventors: Fuminobu Kitayama, Keisuke Hatano
  • Patent number: 10053571
    Abstract: The present invention provides a polymer emulsion having heat sealability for a blister package, and a method for preparing the same. Since the polymer emulsion of the present invention includes latex particles having an average particle diameter of a nanosize and a low unimodal particle size distribution, it may exhibit uniform and stable emulsion properties, particularly excellent heat sealability, and thus may be suitably used for a blister package and on the like. Furthermore, the polymer emulsion of the present invention is polymerized in an aqueous medium without using an organic solvent, and thus enables provision of a blister package with minimized harmfulness to a human body and the environment.
    Type: Grant
    Filed: July 8, 2015
    Date of Patent: August 21, 2018
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Su Jin Lee, Dae Won Cho, Jeong Hyun Choi, Sang Hyun Cho
  • Patent number: 10035920
    Abstract: The present application discloses biopolymer-based ink formulations that are useful for inkjet printing and other applications. Related methods are also disclosed.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: July 31, 2018
    Assignee: Tufts University
    Inventors: Fiorenzo Omenetto, David Kaplan, Hu Tao, Benedetto Marelli, Miaomiao Yang
  • Patent number: 10005881
    Abstract: A wavelength-converting polymer, a method for fabricating the same and a wavelength-converting device employing the same are provided. The wavelength-converting polymer has a chemical structure represented by formula (I): In formula (I), B and D are the same or different and independently include hydrogen, C1-8 alkyl group, C1-8 alkoxy group, aryloxy group, carboxyl group, —COOK, —COONa or —NH2, or B and D are connected to form a heteroaromatic ring, wherein Z is hydrogen, C1-8 alkyl group, cycloalkyl group or aryloxy group, X1-X4 are the same or different and independently include hydrogen, halogen, C1-8 alkyl group or C1-8 alkoxy group, R is C1-8 alkyl group with or without substitution, and n is an integer of 5 to 1,000.
    Type: Grant
    Filed: September 21, 2015
    Date of Patent: June 26, 2018
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Wen-Hsien Wang, Tzong-Ming Lee, Min-Tsung Kuan, Ming-Chia Li, Mei-Ru Lin
  • Patent number: 9969915
    Abstract: The present invention provides a urethane resin composition containing a urethane resin having polymerizable unsaturated groups and an aqueous medium. The urethane resin is obtained by reacting a polyol with a polyisocyanate. The polyol contains an alkylenediol having two or more polymerizable unsaturated groups or an oxyalkylenediol having two or more polymerizable unsaturated groups. The alkylenediol is represented by general formula (1): HO—R1—OH??(1) (where R1 is a linear alkylene group of one to nine carbon atoms having two or more atomic groups containing a polymerizable unsaturated group in side chains thereof). The oxyalkylenediol (a1-2) is represented by general formula (2): HO—R1O—R2—OR3—OH??(2) (where R1 and R3 are ethylene groups having a total of two or more atomic groups containing a polymerizable unsaturated group in side chains thereof, and R2 is an alkylene group of one to five carbon atoms).
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: May 15, 2018
    Assignee: DIC CORPORATION
    Inventors: Junichi Miyake, Hiroyoshi Kannari, Jun Shirakami
  • Patent number: 9783931
    Abstract: A barrier coating composition may include an alcohol-based binder and an inorganic particulate. The barrier coating composition may be used in various ways, including in paper products including the barrier composition, methods of preparing the paper products, articles, particularly food grade packaging formed from the paper products, and packaged products, particularly packaged foodstuffs including the packaging.
    Type: Grant
    Filed: July 27, 2012
    Date of Patent: October 10, 2017
    Assignee: Imerys Minerals Limited
    Inventors: Janet Preston, Graham O'Neill, Jonathan Phipps
  • Patent number: 9738102
    Abstract: An ink-jet ink printing method and associated system can have a printer including an ink-jet ink. The ink includes an aqueous liquid vehicle, 1 wt % to 5 wt % pigment, 1 wt % to 5 wt % acrylic polymer particles, 0.3 wt % to 3 wt % urethane polymer particles, and is formulated to print on a vinyl medium. The system also includes a heating device. Upon applying heat to the ink-jet ink printed on the vinyl medium, the polymer particles in the printed ink fuse, and form a film encapsulating at least a portion of the pigment on the vinyl print medium.
    Type: Grant
    Filed: September 3, 2009
    Date of Patent: August 22, 2017
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sivapackia Ganapathiappan, Howard S. Tom, Hou T. Ng
  • Patent number: 9725608
    Abstract: An ink jet recording ink has excellent dispersion stability and ejection stability and is capable of providing images free from bleeding. Such an ink exhibits excellent color development and rubbing resistance. The ink jet recording ink comprises a pigment dispersed by a polymer; water; at least one compound selected from the group consisting of an acetylene glycol surfactant and an acetylene alcohol surfactant; and 1,2-hexanediol. The pigment dispersed by the polymer is produced by a phase conversion emulsification, an emulsion polymerization, an acid deposition or a forced emulsification. The ink has a surface tension between 25 mN/m and 45 mN/m.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: August 8, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Masahiro Yatake, Toshiyuki Miyabayashi, Hiroko Hayashi
  • Patent number: 9587060
    Abstract: This invention discloses a process for the synthesis of a rubbery polymer by emulsion polymerization that comprised polymerizing (1) a conjugated diolefin monomer and (2) a functionalized monomer having the structural formula: wherein the R1 groups can be the same or different and represent hydrogen atoms or alkyl groups containing from 1 to about 8 carbon atoms, wherein R2 represents a hydrogen atom or an alkyl group containing from 1 to about 8 carbon atoms, wherein R3 represents a hydrogen atom or an alkyl group containing from 1 to about 8 carbon atoms, and wherein R4 represents a hydrogen atom or an alkyl group containing from 1 to about 8 carbon atoms, with the proviso that if R3 represent an alkyl group then R4 represents a hydrogen atom, and with the proviso that R4 represents an alkyl group then R3 represents a hydrogen atom, wherein said polymerization is conducted in an aqueous medium, and wherein said polymerization is initiated with a free radical initiator.
    Type: Grant
    Filed: November 22, 2006
    Date of Patent: March 7, 2017
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Adel Farhan Halasa, Wen-Liang Hsu, Jin-Ping Zhou, Teresa Diane Martter
  • Patent number: 9388320
    Abstract: A water dispersible phase change ink composition for printing on ophthalmic lenses including a hydrophilic wax having at least one ethoxyl moiety; a low viscosity wax having at least one hydroxyl group, wherein the low viscosity wax is miscible with the hydrophilic wax; an optional stabilizer; and a colorant. A ink jet printer stick or pellet comprising the water dispersible phase change ink composition.
    Type: Grant
    Filed: December 13, 2014
    Date of Patent: July 12, 2016
    Assignee: Xerox Corporation
    Inventors: Bo Wu, Jule W. Thomas, Jr.
  • Patent number: 9254686
    Abstract: A printing device includes a device main body that has a feeding unit for feeding a recording medium and a printing section for printing by ejecting ink from a liquid drop ejecting head onto the recording medium that has been fed by activation of the feeding unit, and a heating unit disposed on a downstream side in a feed direction of the recording medium with respect to the device main body. The heating unit has a medium passage through which the recording medium after printing passes, a heating unit provided with a heat generator disposed in an intermediate position of the medium passage to heat the recording medium after printing with heat generated by the heat generator, and an air discharging unit for forcibly discharging air in the medium passage.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: February 9, 2016
    Assignee: Seiko Epson Corporation
    Inventors: Tsuneyuki Sasaki, Shuichiro Nakano
  • Patent number: 9228041
    Abstract: Disclosed is a pH responsive polymer made with mono-[2-(methacryloyloxy)ethyl]phthalate and/or mono-[2-(methacryloyloxy)ethyl hexahydro]phthalate. Also disclosed is an aqueous coating composition including at least one latex polymer derived from at least one monomer copolymerized or blended with alkali swellable acrylate copolymer. Also provided is an aqueous coating composition including at least one latex polymer derived from at least one monomer blended with alkali swellable acrylate copolymer, at least one pigment, and water. Also provided is a method of preparing an aqueous coating composition such as a latex paint including the above components. Also provided are methods of preparing mono-[2-(methacryloyloxy)ethyl]phthalate. Also provided are compositions and methods using the polymer in hydraulic fracturing, personal care and or home and industrial cleaners.
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: January 5, 2016
    Assignee: RHODIA OPERATIONS
    Inventors: Nemesio Martinez-Castro, Jennie McGuire, Herve Adam, James Woods
  • Patent number: 9206329
    Abstract: A pre-treatment liquid includes a flocculant formed of a water-soluble cationic polymer obtained by copolymerizing an amine monomer and an epihalohydrin monomer; a surface conditioner; a surfactant; a water-soluble organic solvent; and water.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: December 8, 2015
    Assignee: RICOH COMPANY, LTD.
    Inventors: Michihiko Namba, Shohsuke Aoai, Tsutomu Maekawa, Shinya Seno
  • Patent number: 9169407
    Abstract: Ink containing a pigment, an alcohol alkoxylate-based surfactant, a water-soluble organic solvent, water, and a dispersion agent represented by the following chemical structure 1, wherein the ink has a dynamic surface tension of 36 mN/m or less when the life of foam at 25° C. as measured by the maximum bubble pressure technique is 15 msec: where R1 represents an alkyl group having one to four carbon atoms, an aryl group, and an aralkyl group having one to eight carbon atoms, L represents zero or an integer of from 1 to 7, and n represents an integer of from 20 to 80.
    Type: Grant
    Filed: August 9, 2011
    Date of Patent: October 27, 2015
    Assignee: RICOH COMPANY, LTD.
    Inventors: Yuuki Yokohama, Akihiko Gotoh, Mariko Kojima
  • Patent number: 9133344
    Abstract: The present disclosure is drawn to methods and compositions directed at durable ink-jet inks. As such, an ink-jet ink can have a liquid vehicle, a colorant dispersed or dissolved in the liquid vehicle, a high Tg polymer having a Tg of at least 45.degree. C. dispersed in the liquid vehicle, and a near-infrared absorbing dye in the liquid vehicle. The ink can be formulated such that when printed on a substrate and irradiated with a near-infrared energy source, the near-infrared absorbing dye generates enough heat to uniformly melt the high Tg polymer, thereby enhancing the durability of ink-jet ink printed on the substrate.
    Type: Grant
    Filed: June 26, 2009
    Date of Patent: September 15, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Sivapackia Ganapathiappan, Howard S. Tom, Hou Ng, Jayprakash Bhatt
  • Patent number: 9109126
    Abstract: Ink compositions for use in capillary-action markers are provided. More particularly, an ink composition includes a solvent, a colorant particle, and a resin component.
    Type: Grant
    Filed: July 22, 2013
    Date of Patent: August 18, 2015
    Assignee: SANFORD, L.P.
    Inventor: Jiandong Zhu
  • Patent number: 9110229
    Abstract: A coating composition including an alkali metal silicate, a wetting agent, and a hydrophilic antifog agent forms an antifog coating on a substrate. The coating may be applied to the surface of a film from an aqueous dispersion of the ingredients, followed by drying to form a composite film.
    Type: Grant
    Filed: October 11, 2013
    Date of Patent: August 18, 2015
    Assignee: DUPONT TEIJIN FILMS U.S. LIMITED PARTNERSHIP
    Inventors: Chen Zhao, Cornell Chappell, Jr.
  • Patent number: 9099738
    Abstract: Positive electrodes for secondary batteries formed with a plurality of substantially aligned flakes within a coating. The flakes can be formed from metal oxide materials and have a number average longest dimension of greater than 60 ?m. A variety of metal oxide or metal phosphate materials may be selected such as a group consisting of LiCoO2, LiMn2O4, Li(M1x1M2x2Co1-x1-x2)O2 where M1 and M2 are selected from among Li, Ni, Mn, Cr, Ti, Mg, or Al, 0?x1?0.5 and 0?x2?0.5, or alternatively, LiM1(1-x)MnxO2 where 0<x<0.8 and M1 represents one or more metal elements. Methods for making positive electrode materials are also provided involving the formation of structures with a desired longest dimension, preferably polycrystalline flakes. A cathode coating containing polycrystalline flakes may be deposited onto a conductive substrate and pressed to a desired final electrode thickness.
    Type: Grant
    Filed: November 3, 2008
    Date of Patent: August 4, 2015
    Assignee: BASVAH LLC
    Inventors: George Blomgren, Dania Ghantous, On Chang, Ou Mao, Peter Hallac, Syed Aziz
  • Patent number: 9080070
    Abstract: A continuous inkjet ink composition includes a solvent, fluoropolymer, a fluorosurfactant, and a colorant. A conductivity salt can also be included. A dispersion resin and/or dispersant can also be included. The continuous inkjet ink is suitable for printing on a fluoropolymer substrate, such as poly(tetrafluoroethylene) (PTFE), with an inkjet printer and curing by heating. The ink can be made by mixing together the solvent, fluoropolymer, fluorosurfactant, and colorant, and optionally the conductivity salt, dispersion resin, and/or dispersant and filtering the mixture.
    Type: Grant
    Filed: April 3, 2013
    Date of Patent: July 14, 2015
    Assignee: Gem Gravure Co., Inc.
    Inventors: Adam Paiz, Rick A. Elmer
  • Patent number: 9040603
    Abstract: The disclosure provides an ink jet ink for color filter and a method for preparing the same, as well as a method for preparing of a color filter. The ink jet ink for color filter comprising, by weight, 10 to 50 parts of aqueous nano pigment dispersion and 51 to 95 parts of a cold curing component.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: May 26, 2015
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Shi Shu, Jianshe Xue, Jisheng Zhao, Lin Li
  • Patent number: 8998400
    Abstract: A copolymer contains repeating units represented by the following chemical formulae 1 and 2: In the chemical formulae 1 and 2, R represents a hydrogen atom or a cation; X represents an alkylene group having 2 to 18 carbon atoms; Y represents a single bond, an oxycarbonyl group [(X)—O—CO—(Z)], a carbonyloxy group [(X)—CO—O—(Z)], an ether group (—O—), or an imido group [(X)—N—CO—(—CO—)(Z)]; and Z represents a biphenyl group or a naphthyl group).
    Type: Grant
    Filed: January 14, 2014
    Date of Patent: April 7, 2015
    Assignee: Ricoh Company, Ltd.
    Inventors: Shigeyuki Harada, Tamotsu Aruga, Hiroshi Gotou, Hidetoshi Fujii
  • Patent number: 8987348
    Abstract: The invention provides provide an ink jet ink exhibiting such an excellent ejection property that when an ink containing a polymer capable of improving the scratch resistance of a recorded article is used, the deviation of the ink-droplet impact point on a recording medium is prevented. The ink jet ink contains a polymer and a surfactant, wherein the acid value of the polymer is from 100 mg KOH/g or more to 220 mg KOH/g or less, the weight-average molecular weight of the polymer is from 3,000 or more to 10,000 or less, and the surfactant has a structure represented by the following formula (1) wherein n is a numerical value of from 3 or more to 27 or less, and m is a numerical value of from 16 or more to 31 or less.
    Type: Grant
    Filed: May 21, 2008
    Date of Patent: March 24, 2015
    Assignee: Canon Kabushiki Kaisha
    Inventors: Fumihiko Mukae, Masashi Ogasawara, Souichi Nagai, Shuichi Okazaki, Shin-ichi Hakamada, Yoshio Nakajima
  • Patent number: 8980975
    Abstract: Compositions including carbon nanofoam are suitable for printing and magnetic ink.
    Type: Grant
    Filed: June 23, 2013
    Date of Patent: March 17, 2015
    Assignee: Xerox Corporation
    Inventors: William G Herbert, Gary Maier
  • Patent number: 8957131
    Abstract: The present disclosure provides an ink-jet ink containing an aqueous ink vehicle, an aqueous dispersion and a polymeric binder. The aqueous dispersion contains a colorant and a polyurethane dispersant, wherein the polyurethane dispersant is made with a polymer having cross-linkable moieties that are cross-linked with a cross-linking agent.
    Type: Grant
    Filed: August 31, 2011
    Date of Patent: February 17, 2015
    Assignee: E I du Pont de Nemours and Company
    Inventors: Charles T Berge, Xiaoqing Li
  • Patent number: 8946320
    Abstract: An ink-jet ink composition includes a jettable vehicle, a plurality of pigment solids dispersed in the jettable vehicle, and a half-ester of styrene maleic anhydride (SMA) dispersed in the jettable vehicle.
    Type: Grant
    Filed: March 14, 2005
    Date of Patent: February 3, 2015
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Dennis Z. Guo, Xiaohe Chen
  • Patent number: 8940813
    Abstract: Disclosed is an actinic radiation-curing type ink composition comprising (Component A) a monofunctional radically polymerizable monomer and (Component B) a polyfunctional acrylate oligomer having a glass transition temperature of no greater than 20° C. and having an acrylate equivalent of at least 300 g/eq, Component A comprising (Component A-1) an N-vinyl compound and (Component A-2) an acrylamide derivative, Component A having a content of at least 70 mass % of the entire ink composition, and Component A-1 having a content of at least 18 mass % of the entire ink composition.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: January 27, 2015
    Assignee: FUJIFILM Corporation
    Inventors: Kenjiro Araki, Atsushi Sakamoto, Kazuhiro Yokoi
  • Patent number: 8933148
    Abstract: A solventless radiation curable stretchable ink composition including an aliphatic urethane monomer or oligomer; an acrylic ester monomer; a photoinitiator; and an optional colorant. A patterned article including a deformable substrate; an image printed on the deformable substrate, the image being formed from a radiation curable stretchable ink composition comprising an aliphatic urethane monomer or oligomer; an acrylic ester monomer; a photoinitiator; and an optional colorant.
    Type: Grant
    Filed: August 1, 2013
    Date of Patent: January 13, 2015
    Assignee: Xerox Corporation
    Inventors: Cameron Derry, Yiliang Wu, Naveen Chopra, Peter G. Odell
  • Patent number: 8927623
    Abstract: To provide a recording ink which contains at least a water-dispersible colorant, a water-dispersible resin, a wetting agent, a surfactant and water, wherein the content of the wetting agent in the recording ink is in the range of from 20% by mass to 35% by mass, the total solid content of the water-dispersible colorant and the water-dispersible resin in the recording ink is in the range of from 12% by mass to 40% by mass, the water-dispersible resin contains fluorine resin particulates, and the ratio A:B, where A is the solid content of the water-dispersible resin in the recording ink and B is the solid content of a pigment contained in the water-dispersible colorant in the recording ink, is in the range of 0.5 to 8.
    Type: Grant
    Filed: August 20, 2007
    Date of Patent: January 6, 2015
    Assignee: Ricoh Company, Ltd.
    Inventor: Hiroshi Goto
  • Patent number: 8927624
    Abstract: A process for preparing a dispersion of encapsulated solid particles in a liquid medium is described, which includes providing a dispersion comprising solid particles, a liquid medium and a polymer comprising at least one repeat unit of the Formula (1) or a salt thereof: and cross-linking the polymer, wherein X, Q1, Q2, Q3, A and m are as defined.
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: January 6, 2015
    Assignee: Fujifilm Imaging Colorants Limited
    Inventors: Neil Anthony Tallant, Neil James Thompson
  • Patent number: 8921453
    Abstract: A nonaqueous ink composition for an ink jet and a method of manufacturing ink comprising the same are provided. The nonaqueous ink composition for the ink jet includes: a glycol ether acetate solvent represented by a specific chemical formula; and a polypropylene glycol binder represented by a specific chemical formula. The nonaqueous ink composition for an ink jet has dynamic viscoelasticity obtained by a chemical interaction between the solvent and the binder, exhibits excellent print quality and is capable of high-speed printing.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: December 30, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jun Young Kim, Jae Woo Joung, Sung Nam Cho, Ha Yoon Song
  • Patent number: 8916625
    Abstract: An ink jet resin ink composition which is caused to adhere onto a glitter region that contains a glitter pigment, includes: at least one kind of resin selected from a urethane-based resin, an ester-based resin, and a fluorene-based resin, wherein glass-transition temperatures (Tg) of the urethane-based resin and the ester-based resin are higher than or equal to ?70° C. and less than or equal to 80° C., and a glass-transition temperature (Tg) of the fluorene-based resin is higher than or equal to 0° C.
    Type: Grant
    Filed: October 22, 2012
    Date of Patent: December 23, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Atsushi Denda, Shoki Kasahara
  • Patent number: 8912248
    Abstract: The present invention provides a pigment dispersion, containing (a) a pigment; and (b) a polymer having a polyurethane bond in a main chain, having at least one polymer chain selected from the group consisting of a polyester, a polyacrylate, a polymethacrylate and a polyalkylene oxide at a side chain of the polymer, and having a partial skeleton that is different from a partial skeleton included in a chemical structure of the pigment, as a pendant of the main chain.
    Type: Grant
    Filed: March 2, 2010
    Date of Patent: December 16, 2014
    Assignee: FUJIFILM Corporation
    Inventor: Norihide Shimohara
  • Patent number: 8901200
    Abstract: A radiation-curable ink composition includes an acrylate monomer of which homopolymer has a glass transition temperature of not higher than 0° C. in an amount of 20% by mass or more and 65% by mass or less based on the total amount of reaction components; a monofunctional acrylate having an alicyclic structure; and a multifunctional acrylate having an alicyclic structure.
    Type: Grant
    Filed: February 11, 2011
    Date of Patent: December 2, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Hiroaki Kida, Toshiyuki Miyabayashi, Satoru Miura, Toru Saito, Hiroki Nakane, Jun Ito, Taketoshi Kagose, Chigusa Sato, Hiroyuki Kajimoto
  • Patent number: 8895638
    Abstract: An ultraviolet ray curable ink jet composition of the present invention is characterized by being adapted to be ejected using an ink jet method and containing: a polymerizable compound; metal particles subjected to a surface treatment; and a substance A having a partial structure represented by the following formula (1), where R1 is a hydrogen atom, an oxygen radical, a hydrocarbon group or an alkoxy group, and each of R2, R3, R4 and R5 is independently a hydrogen atom or a hydrocarbon group.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: November 25, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Naoyuki Toyoda, Minoru Yamada, Masaya Shibatani, Toshiyuki Kobayashi, Hidekazu Moriyama, Taketoshi Kagose
  • Patent number: 8895639
    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: Grant
    Filed: December 10, 2012
    Date of Patent: November 25, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Takeshi Yano, Tetsuya Aoyama, Shoki Kasahara
  • Patent number: 8894197
    Abstract: An ink set includes a metallic ink composition containing a metal pigment and at least one curable ink composition selected from the group consisting of a chromatic ink composition, a black ink composition, and a white ink composition.
    Type: Grant
    Filed: March 3, 2008
    Date of Patent: November 25, 2014
    Assignee: Seiko Epson Corporation
    Inventors: Takashi Oyanagi, Keitaro Nakano
  • Patent number: 8889762
    Abstract: An ink set for ink-jet recording includes a dye ink containing a water-soluble dye and water and a pigment ink containing a self-dispersible pigment and water; wherein the dye ink further contains a polymer having a lactam structure; and the pigment ink further contains a substance having a surface active ability, a blending amount of the substance having the surface active ability being set in a ratio to fulfill a condition that a line width of a one-dot line is not less than 115 ?m when an amount of one liquid droplet of the pigment ink to be discharged is set to be within a range of 22 pL to 28 pL and the one-dot line is printed on a regular paper sheet.
    Type: Grant
    Filed: August 31, 2009
    Date of Patent: November 18, 2014
    Assignee: Brother Kogya Kabushiki Kaisha
    Inventors: Yuko Iwamura, Hitomi Sadohara, Akiko Miyajima
  • Patent number: 8889763
    Abstract: To provide an ink jet ink capable of achieving both high colorability and excellent bleeding resistance of an image and having excellent storage stability, provided is an ink jet ink including at least a pigment and a star polymer having a structure represented by at least one formula selected from the group consisting of the following general formulae (1) to (3).
    Type: Grant
    Filed: October 2, 2009
    Date of Patent: November 18, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Katsuhiro Hayashi, Kenji Nishiguchi