Patents Assigned to Dai Nippon Toryo Co., Ltd.
  • Publication number: 20240101845
    Abstract: The present invention relates to a coated body comprising a decorative layer having excellent visibility and gradation characteristics and a wide color reproduction region, and more particularly, to a coated body comprising a substrate and a decorative layer, in which the decorative layer is formed from an ink set comprising at least a cyan ink, a magenta ink, and a yellow ink, and all of Ch, Mh, and Yh are 10% or more, in which Ch, Mh, and Yh are contrast ratios (%) of dried films having a thickness of 10 ?m formed from the cyan ink, the magenta ink, and the yellow ink, respectively, and all of the following Relational Expressions (1) to (3) are satisfied: 0?|Ch?Mh|?25%;??Expression (1) 0?|Mh?Yh|?25%; and??Expression (2) 0?|Yh?Ch|?25%.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 28, 2024
    Applicant: DAI NIPPON TORYO CO., LTD.
    Inventors: Shunsuke TAKAOKA, Hiroki KAWASAKI, Akira SUETSUGU, Yasuhiro ANZAI, Kazuo MINAMI
  • Publication number: 20240027455
    Abstract: Provided is a method of assisting breast cancer diagnosis, comprising: a measuring step for measuring an amount of laminin 5 or laminin ?3 in a specimen; and an information-providing step for providing information for breast cancer diagnosis based on the amount of laminin 5 or laminin ?3 thus measured. Provided is a test kit for breast cancer comprising an anti-laminin 5 antibody or an anti-laminin ?3 antibody.
    Type: Application
    Filed: December 6, 2021
    Publication date: January 25, 2024
    Applicants: NATIONAL CANCER CENTER, SHIMADZU CORPORATION, DAI NIPPON TORYO CO., LTD.
    Inventors: Kenji TAMURA, Kazuki SUDO, Takahisa MATSUDA, Taiki YAMAJI, Koji OKAMOTO, Makoto WATANABE, Hirotaka FUJIMOTO, Taka-Aki SATO, Yuta MIYAZAWA
  • Patent number: 11866599
    Abstract: An ink set includes a water-based coloring ink and a water-based coating liquid having an acting of aggregating the water-based coloring ink, wherein a dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coating liquid is smaller than a dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coloring ink, a difference between the dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coating liquid and the dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coloring ink is 5 mN/m or more and 20 mN/m or less, and the dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coating liquid is within a range of 20 to 30 mN/m.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: January 9, 2024
    Assignee: DAI NIPPON TORYO CO., LTD.
    Inventor: Yusuke Sohara
  • Patent number: 11820165
    Abstract: Disclosed is a printed object which, even if using a receptive layer that is difficult for a monomer in an active energy ray curable ink to penetrate, has excellent adhesion between the active energy ray curable ink and the receptive layer, and in which the amount of unreacted monomer dissipated from the printed object is low. This printed object includes an ink receptive layer laminated on a substrate surface and having an ink absorption rate of 100% or less, and an ink layer laminated on a surface of the ink receptive layer and made from an active energy ray curable ink which includes a polymerizable compound, wherein the glass transition temperature of the polymerizable compound is ?45-25° C.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: November 21, 2023
    Assignee: DAI NIPPON TORYO CO., LTD.
    Inventors: Yasuhiro Anzai, Naoyuki Masuda, Akira Suetsugu, Shinya Sakaguchi, Mami Saito
  • Patent number: 11732148
    Abstract: Disclosed is an ink composition having excellent storage stability and capable of printing printed material having excellent metal tone. This active energy ray curable ink composition includes at least a scaly metal pigment, a polymerizable compound, and a photopolymerization initiator. The scaly metal pigment has a 50% volume average diameter of at least 0.05 ?m and less than 0.5 ?m, an average thickness of at least 5.0 nm and less than 50.0 nm, and a non-reactive solvent content of 0.01%-5.00% by mass.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: August 22, 2023
    Assignee: DAI NIPPON TORYO CO., LTD.
    Inventor: Seiji Hamanaka
  • Patent number: 11661529
    Abstract: A heat dissipating paint composition for forming a heat dissipating coating is disclosed. The heat dissipating paint includes a prepolymer and a curing agent. The prepolymer includes a main chain containing an epoxy resin and a linear side chain bonded to the main chain and having 5 to 101 carbon atoms.
    Type: Grant
    Filed: April 10, 2020
    Date of Patent: May 30, 2023
    Assignees: HONDA MOTOR CO., LTD., DAI NIPPON TORYO CO., LTD
    Inventors: Ryosuke Kodaira, Kazutaka Yokoyama, Takanori Kobayashi, Megumi Sakai, Toshiyuki Mizuno, Ryo Nakatani, Takahiro Inoue
  • Publication number: 20210147702
    Abstract: An ink set includes a water-based coloring ink and a water-based coating liquid having an acting of aggregating the water-based coloring ink, wherein a dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coating liquid is smaller than a dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coloring ink, a difference between the dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coating liquid and the dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coloring ink is 5 mN/m or more and 20 mN/m or less, and the dynamic surface tension value at 25° C. at a surface life of 100 ms of the water-based coating liquid is within a range of 20 to 30 mN/m.
    Type: Application
    Filed: July 18, 2019
    Publication date: May 20, 2021
    Applicant: DAI NIPPON TORYO CO., LTD.
    Inventor: Yusuke SOHARA
  • Patent number: 10023754
    Abstract: A metallic ink composition for inkjet printing for a polyvinyl chloride substrate, can form printed matter having superior mirror gloss and favorable scratch resistance, and is able to prevent nozzle clogging during inkjet printing, and more specifically pertains to a metallic ink composition that is for inkjet printing for a polyvinyl chloride substrate and that is characterized by containing at least a polyester resin (a) having a weight average molecular weight of no greater than 12,000, a metallic pigment dispersion (b) resulting from dispersing a evaporated aluminum pigment only in an organic solvent, and an organic solvent (c) that has solubility with respect to the polyvinyl chloride substrate.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: July 17, 2018
    Assignee: DAI NIPPON TORYO CO., LTD.
    Inventors: Keita Aoki, Seiji Hamanaka, Hiroki Hayashi, Akira Iwasawa
  • Publication number: 20170199185
    Abstract: A stable suspension of gold-coated silver nanoplates which is applicable to detection of various substances and able to accommodate various detection means and with which high detection sensitivity is attained in the detection of substances. This suspension of gold-coated silver nanoplates is characterized by containing 0-50 ?M water-soluble polymer and having a pH of 10 or less.
    Type: Application
    Filed: May 29, 2015
    Publication date: July 13, 2017
    Applicant: Dai Nippon Toryo Co., Ltd.
    Inventors: Yuta Miyazawa, Daigou Mizoguchi
  • Patent number: 9138779
    Abstract: Disclosed is a method for producing a multilayer coat characterized by including the steps of coating a substrate with an undercoating material to form an undercoat layer, coating the undercoat layer with an active energy ray-curing type ink in an ink-jet system, curing the active energy ray-curing type ink through active energy ray irradiation, and coating the cured active energy ray-curing type ink with a top coating material to form a top coat layer, wherein the surface free energy of the undercoat layer is ?s=20-50 mN/m, the active energy ray-curing type ink has a surface tension at 40° C. of 20-35 mN/m, and the top coating material has a surface tension at 25° C. of 20-50 mN/m, as well as a multilayer coat obtained by the production method.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: September 22, 2015
    Assignee: DAI NIPPON TORYO CO., LTD.
    Inventors: Yasuhiro Anzai, Hiroya Kanda, Harumi Suetsugu, Yasuhiro Kawai
  • Publication number: 20150044475
    Abstract: The present invention includes an electrical steel sheet with an insulation coating having a large interlaminar insulation resistance when laminated; a coating material for forming the insulation coating that is used for the electrical steel sheet and the coating material for forming the insulation coating, which includes apart from a solvent an aqueous carboxy group-containing resin as component (A), an aluminum-containing oxide as component (B), and at least one crosslinking agent as component (C) selected from the group consisting of melamine, isocyanate and oxazoline. There are component (A); 100 parts by mass; 40 parts by mass<component (B)<150 parts by mass; 20 parts by mass<component (C)<100 parts by mass.
    Type: Application
    Filed: February 25, 2013
    Publication date: February 12, 2015
    Applicants: JFE STEEL CORPORATION, DAI NIPPON TORYO CO., LTD.
    Inventors: Nobuko Nakagawa, Tomofumi Shigekuni, Takahiro Kubota, Osamu Tanida
  • Patent number: 8940823
    Abstract: According to a water-based composition characterized by containing a colorant, water, a wetting agent, an amine compound, a hydroxyl group-containing organic solvent and a urethane resin having a polycarbonate group, there is provided a water-based coating composition being capable of easily controlling the gloss of a coating film applied on an object to be coated, having good storage stability, and being excellent in wetting properties to an object to be coated and continuous discharge stability without causing nozzle clogging.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: January 27, 2015
    Assignee: Dai Nippon Toryo Co., Ltd.
    Inventors: Akira Iwasawa, Takeshi Fujimoto, Yasuhiro Kawai, Seiji Hamanaka
  • Patent number: 8845400
    Abstract: An inexpensive rotary grinding tool with reduced noise level of the grinding is provided. The rotary grinding tool comprises a metal disk having a grinding surface on at least a part of its surface and a holder for supporting the metal disk. The grinding surface has hard grains having a Mohs hardness in excess of 9 brazed thereon at a surface density of at least 20 grains/cm2. The holder has at its center a securing means for securing the holder on rotary shaft of a rotary drive unit. The holder and the metal disk are joined together to constitute the rotary grinding tool.
    Type: Grant
    Filed: December 21, 2010
    Date of Patent: September 30, 2014
    Assignees: Nippon Steel & Sumikin Anti-Corrosion Co., Ltd., Dai Nippon Toryo Co., Ltd
    Inventors: Atsumi Imai, Takehide Aiga, Masanori Nagai, Takayuki Sato, Kenji Fujimoto, Tsuyoshi Matsumoto, Hiroshi Kihira
  • Publication number: 20140011928
    Abstract: According to a water-based composition characterized by containing a colorant, water, a wetting agent, an amine compound, a hydroxyl group-containing organic solvent and a urethane resin having a polycarbonate group, there is provided a water-based coating composition being capable of easily controlling the gloss of a coating film applied on an object to be coated, having good storage stability, and being excellent in wetting properties to an object to be coated and continuous discharge stability without causing nozzle clogging.
    Type: Application
    Filed: March 30, 2012
    Publication date: January 9, 2014
    Applicant: DAI NIPPON TORYO CO., LTD.
    Inventors: Akira Iwasawa, Takeshi Fujimoto, Yasuhiro Kawai, Seiji Hamanaka
  • Publication number: 20140004369
    Abstract: Disclosed is a method for producing a multilayer coat characterized by including the steps of coating a substrate with an undercoating material to form an undercoat layer, coating the undercoat layer with an active energy ray-curing type ink in an ink-jet system, curing the active energy ray-curing type ink through active energy ray irradiation, and coating the cured active energy ray-curing type ink with a top coating material to form a top coat layer, wherein the surface free energy of the undercoat layer is ?s=20-50 mN/m, the active energy ray-curing type ink has a surface tension at 40° C. of 20-35 mN/m, and the top coating material has a surface tension at 25° C. of 20-50 mN/m, as well as a multilayer coat obtained by the production method.
    Type: Application
    Filed: March 29, 2012
    Publication date: January 2, 2014
    Applicant: DAI NIPPON TORYO CO., LTD.
    Inventors: Yasuhiro Anzai, Hiroya Kanda, Harumi Suetsugu, Yasuhiro Kawai
  • Publication number: 20130310496
    Abstract: The invention provides an ink composition for ink-jet printing which does not cause clogging of nozzles of an ink-jet printer during printing, to thereby provide a print of desired printing quality; which ensures an appropriate drying rate of printed images; and which attains excellent color development. The ink composition for ink-jet printing, containing a pigment, a binder resin, a pigment dispersant, and a solvent, wherein the solvent is formed of (1) at least one glycol ether and at least one of a lactone compound and 2-pyrrolidone, or (2) at least one glycol ether acetate and at least one of cyclohexane and isophorone.
    Type: Application
    Filed: July 23, 2013
    Publication date: November 21, 2013
    Applicant: DAI NIPPON TORYO CO., LTD.
    Inventors: Toshihiko SHIOTANI, Tetsuo SUGAWA, Takehiro KOTERA, Yusuke MIZUTAKI, Mikio KUWAHARA, Kenji HAYASHI, Hiroki HAYASHI, Shuji SANO, Tsuneo SHIROTA, Katsutaka NAKATSU
  • Patent number: 8586656
    Abstract: An ink composition for ink-jet printing does not cause clogging of nozzles of an ink-jet printer during printing, thereby providing a print of desired printing quality; which ensures an appropriate drying rate of printed images; and which attains excellent color development. The ink composition for ink-jet printing, containing a pigment, a binder resin, a pigment dispersant, and a solvent, wherein the solvent is formed of (1) at least one glycol ether and at least one of a lactone compound and 2-pyrrolidone, or (2) at least one glycol ether acetate and at least one of cyclohexane and isophorone.
    Type: Grant
    Filed: July 14, 2010
    Date of Patent: November 19, 2013
    Assignee: Dai Nippon Toryo Co., Ltd.
    Inventors: Toshihiko Shiotani, Tetsuo Sugawa, Takehiro Kotera, Yusuke Mizutaki, Mikio Kuwahara, Kenji Hayashi, Hiroki Hayashi, Shuji Sano, Tsuneo Shirota, Katsutaka Nakatsu
  • Patent number: 8518172
    Abstract: An aqueous inorganic zinc-rich coating composition employs zinc powder and a vehicle containing an aqueous solution containing a specific alkali silicate, an ammonium ion, and a halide ion at specific concentrations; a vehicle containing an aqueous solution containing the above ingredients at specific concentrations and additionally an alkali halide at a specific concentration; or a vehicle containing an aqueous solution containing a specific alkali silicate and an alkali halide at specific concentrations, wherein the vehicle and zinc powder are contained at a specific ratio.
    Type: Grant
    Filed: March 30, 2009
    Date of Patent: August 27, 2013
    Assignee: DAI Nippon Toryo Co., Ltd.
    Inventors: Toshinori Morizane, Yoshio Yamada, Junichi Takagishi, Hidenori Matsuno, Masaki Ohshiba
  • Patent number: 8507574
    Abstract: The present invention provides a zirconium oxide dispersion which contains zirconium oxide particles, a metal complex, and a dispersion medium and which has excellent storage stability; a photo-curing composition containing zirconium oxide particles which contains zirconium oxide particles, a metal complex, an actinic energy ray-curing compound, a photopolymerization initiator, and a dispersion medium and which composition can form, on a surface of a substrate, a cured film having excellent transparency and high refractive index, and which composition does not corrode a metal-made apparatus employed in a dispersion process and a coating apparatus; and a cured film produced by applying onto a substrate the photo-curing composition containing zirconium oxide particles through coating or printing, followed by hardening.
    Type: Grant
    Filed: June 6, 2007
    Date of Patent: August 13, 2013
    Assignee: Dai Nippon Toryo Co., Ltd.
    Inventors: Masato Murouchi, Kenji Hayashi, Daigou Mizoguchi, Masaaki Murakami
  • Patent number: 8440745
    Abstract: Disclosed is a nonaqueous inkjet ink composition having excellent ink ejection stability, which does not clog a nozzle of a printer head portion when used for printing by an inkjet printer, thereby enabling achievement of a printed matter having excellent print quality. The nonaqueous inkjet ink composition is characterized by containing a pigment, a resin, a pigment dispersing agent, an organic solvent, and additionally a rust inhibitor.
    Type: Grant
    Filed: January 29, 2009
    Date of Patent: May 14, 2013
    Assignee: Dai Nippon Toryo Co., Ltd.
    Inventors: Takehiro Kotera, Harumi Kaneko, Toshihiko Shiotani, Tetsuo Sugawa