Patents Assigned to Dai-Ichi Kogyo Seiyaku Co., Ltd.
  • POWDER EMULSIFYING AGENT COMPOSITION AND METHOD FOR PRODUCING SAME
    Publication number: 20160000121
    Abstract: Provided are: a powder emulsifying agent composition which has improved dispersibility and is capable of providing food with excellent texture; and a production method by which this powder emulsifying agent composition can be obtained easily. An emulsifying agent composition that contains (A) a saccharide, (B) a glycerol fatty acid monoester and (C) a lecithin, in which the phospholipid content is 90% by mass or more and the total content of phosphatidic acid and a hydrogenated product thereof is 5-30% by mass, is used. This emulsifying agent composition is obtained by spray drying an aqueous dispersion that contains the components (A)-(C).
    Type: Application
    Filed: March 12, 2014
    Publication date: January 7, 2016
    Applicant: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Haruki TAKATOYA, Keisuke KUSUI
  • Lithium secondary battery using ionic liquid
    Patent number: 9225037
    Abstract: A flame-retardant lithium secondary battery is provided that has better battery performance and higher safety than conventional batteries. The lithium secondary battery uses a positive electrode that includes a positive electrode active material of the general formula (1) below, and a nonaqueous electrolytic solution in which an ionic liquid that contains bis(fluorosulfonyl)imide anions as an anionic component is used as the solvent, (1) LiNixMnyO4, wherein x and y are values that satisfy the relations x+y=2, and x:y=27.572.5 to 22.577.5.
    Type: Grant
    Filed: January 17, 2011
    Date of Patent: December 29, 2015
    Assignees: Dai-Ichi Kogyo Seiyaku Co., Ltd., A School Corporation Kansai University
    Inventors: Toshinori Sugimoto, Tetsuya Higashizaki, Eriko Ishiko, Michiyuki Kono, Masashi Ishikawa
  • Lithium secondary battery
    Patent number: 9214697
    Abstract: An incombustible lithium secondary battery, which has excellent battery capacity and high safety, contains a separator provided between a positive electrode and a negative electrode, and a nonaqueous electrolytic solution containing a lithium salt, in which the nonaqueous electrolytic solution employs an ionic liquid as a solvent, and the separator contains an electrically insulating porous inorganic membrane and a substrate. The ionic liquid may contain a bis(fluorosulfonyl)imide anion as an anionic component, and may contain a cation containing a nitrogen atom as a cationic component.
    Type: Grant
    Filed: July 8, 2008
    Date of Patent: December 15, 2015
    Assignee: Dai-Ichi Kogyo Seiyaku Co., Ltd.
    Inventors: Mari Kashima, Eriko Ishiko, Tetsuya Higashizaki
  • Urethane acrylate, and reactive composition containing same
    Patent number: 9206117
    Abstract: The present invention is directed to a urethane acrylate containing a reaction product of an alkylene oxide-modified dipentaerythritol (meth)acrylate.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: December 8, 2015
    Assignee: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Naohiro Takamura, Masato Kameda
  • FLAME-RETARDANT FOAMED STYRENE RESIN COMPOSITION
    Publication number: 20150344658
    Abstract: Provided is a recyclable flame-retardant foamed styrene resin composition having high flame-retardancy and heat stability by adding little bromine-containing flame retardant. A flame-retardant foamed styrene resin composition containing (A) a styrene resin, (B) a mixture of (B1) tetrabromobisphenol A-bis(2,3-dibromo-2-methylpropyl ether) and (B2) another bromine-containing flame retardant, (C) zinc-modified hydrotalcite, (D) zeolite, and (G) a foaming agent, containing 0.005-0.08 parts by weight of (C) the zinc-modified hydrotalcite per 100 parts by weight of (A) the styrene resin.
    Type: Application
    Filed: December 13, 2013
    Publication date: December 3, 2015
    Applicant: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Nishiura MASAHITO, Onishi HIDEAKI, Semori HISANORI, Toyoshima NAOMI
  • Emulsifier for emulsion polymerization
    Patent number: 9199902
    Abstract: An emulsifier for emulsion polymerization contains a compound represented by the following general formula (I).
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: December 1, 2015
    Assignee: Dai-Ichi Kogyo Seiyaku co., Ltd.
    Inventors: Asako Ogasawara, Masayuki Hashimoto
  • NON-IONIC SURFACTANT COMPOSITION AND FLUOROPOLYMER AQUEOUS DISPERSION
    Publication number: 20150329701
    Abstract: A nonionic surfactant composition including: a nonionic surfactant that contains a molecule having a C10-C22 alkyl group and/or alkenyl group as a hydrophobic group, a polyoxyalkylene chain as a hydrophilic group, no aromatic ring, no C9-C14 alkyl group derived from an alcohol that is produced from a higher olefin derived from a mixture of propylene and butene through an oxo process, and no C13 alkyl group derived from an alcohol that is produced from a higher olefin derived from a propylene tetramer through an oxo process. The nonionic surfactant has a hydrodynamic radius of 5.0 to 8.0 nm at 40° C. in an aqueous solution in which a nonionic surfactant concentration is 0.1 kg/L in the nonionic surfactant composition, the radius being measured by a dynamic light scattering method.
    Type: Application
    Filed: March 27, 2013
    Publication date: November 19, 2015
    Applicants: DAIKIN INDUSTRIES, LTD., OSAKA UNIVERSITY, DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Nobuhiko TSUDA, Atsuko TANAKA, Kenji ADACHI, Nahoko IZAKI, Masayuki HASHIMOTO, Takahiro SATO
  • Flame-retarded foamable styrene-based resin compositions
    Patent number: 9187607
    Abstract: In a flame-retarded foamable styrene-based resin composition comprising a bromine-containing flame retardant, the flame retardant is a mixture of (a) an organic bromine-containing compound having a 2,3-dibromopropyl group or an organic bromine-containing compound having a bromine content of greater than 60 wt% in which all bromine atoms are attached to a benzene ring, and (b) an organic bromine compound having a 2,3-dibromo-2-alkylpropyl group. The composition comprises this mixture in amount from 0.5 to 10 parts by weight per 100 parts by weight of the styrene-based resin. The composition exhibits high flame retardant and heat stabilizing effects yet allowing recycling.
    Type: Grant
    Filed: April 2, 2010
    Date of Patent: November 17, 2015
    Assignee: DAI-ICHI KOGYO SEIYAKU, CO., LTD.
    Inventors: Hideaki Onishi, Hisanori Semori, Masashi Asaoka
  • FLAME RETARDANT COMPOSITION FOR FLAMMABLE PLASTIC MATERIALS COMPRISING 2,4,6-TRIS(2,4,6-TRIBROMOPHENOXY)-1,3,5- TRIAZINE AND PROCESS FOR PRODUCING THE SAME
    Publication number: 20150267120
    Abstract: A flame retardant composition for flammable plastic materials and a method for producing the same are disclosed. The flame retardant composition comprises 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine that contains 1 to 1000 ppm of a metal species of a water-insoluble polyvalent metal compound selected from the group consisting of oxide, hydroxide, carbonate, phosphate, sulfate and silicate present in the particles of 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine. The flame retardant composition is produced by reacting an alkali metal salt of 2,4,6-tribromophenol and cyanuric chloride in the presence of said water-insoluble polyvalent metal compound.
    Type: Application
    Filed: June 8, 2015
    Publication date: September 24, 2015
    Applicants: BROMINE COMPOUNDS, LTD., DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Hideaki ONISHI, Michael PELED
  • POLYLACTIC ACID RESIN COMPOSITION AND RESIN MOLDED ARTICLE THEREOF
    Publication number: 20150225540
    Abstract: Provided are a polylactic acid resin composition excellent in impact resistance, migration resistance, and heat resistance, and excellent in productivity at the time of the mold forming thereof, and a resin molded article thereof. The polylactic acid resin composition includes a polylactic acid; a reaction product of at least one of a polyol and a polyol dehydration condensate, an alkylene oxide mainly formed of ethylene oxide, and a fatty acid having 12 to 24 carbon atoms; and a fatty acid amide.
    Type: Application
    Filed: January 22, 2015
    Publication date: August 13, 2015
    Applicant: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Hideaki Onishi, Ken Morishita
  • Emulsifier for emulsion polymerization
    Patent number: 9102603
    Abstract: An emulsifier for emulsion polymerization contains a compound represented by the following general formula (I).
    Type: Grant
    Filed: January 9, 2013
    Date of Patent: August 11, 2015
    Assignee: Dai-Ichi Kogyo Seiyaku Co., Ltd.
    Inventors: Asako Ogasawara, Masayuki Hashimoto
  • POLYLACTIC ACID RESIN COMPOSITION AND RESIN MOLDED ARTICLE THEREOF
    Publication number: 20150197622
    Abstract: Provided are a polylactic acid resin composition excellent in transparency, heat resistance, and migration resistance, and excellent in productivity at the time of the mold forming thereof, and a resin molded article thereof. The polylactic acid resin composition includes a polylactic acid; a reaction product of glycerin, an alkylene oxide mainly formed of ethylene oxide, and a fatty acid having 12 to 24 carbon atoms; and a fatty acid amide having a hydroxyl group.
    Type: Application
    Filed: January 22, 2015
    Publication date: July 16, 2015
    Applicant: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Hideaki Onishi, Ken Morishita
  • POLYLACTIC ACID RESIN COMPOSITION AND RESIN MOLDED ARTICLE THEREOF
    Publication number: 20150197621
    Abstract: Provided are a polylactic acid resin composition excellent in transparency, heat resistance, and migration resistance, and excellent in productivity at the time of the mold forming thereof, and a resin molded article thereof. The polylactic acid resin composition includes a polylactic acid; a reaction product of at least one selected from the group consisting of sorbitol, mannitol, and dehydration condensates thereof, an alkylene oxide mainly formed of ethylene oxide, and a fatty acid having 8 to 24 carbon atoms; and a fatty acid amide having a hydroxyl group.
    Type: Application
    Filed: January 22, 2015
    Publication date: July 16, 2015
    Applicant: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Hideaki Onishi, Ken Morishita
  • Lithium secondary battery using ionic liquid
    Patent number: 9005820
    Abstract: The lithium secondary battery of the present invention is a lithium secondary battery including a positive electrode, a negative electrode, a separator provided between the positive electrode and the negative electrode, and a non-aqueous electrolyte containing a lithium salt, wherein the non-aqueous electrolyte includes, as a solvent, an ionic liquid containing a bis(fluorosulfonyl)imide anion as an anion component; and the separator is a nonwoven fabric comprising at least one member selected from an organic fiber and a glass fiber and has a porosity of 70% or more.
    Type: Grant
    Filed: June 8, 2010
    Date of Patent: April 14, 2015
    Assignee: Dai-Ichi Kogyo Seiyaku Co., Ltd.
    Inventors: Toshinori Sugimoto, Eriko Ishiko, Tetsuya Higashizaki, Michiyuki Kono
  • Manufacturing method of coumarone-indene resin water-dispersed composition and water-dispersed composition
    Patent number: 9006334
    Abstract: As a manufacturing method of a stable coumarone-indene resin water-dispersed composition which does not use an organic solvent, can be applied to various resin compositions, enhance sticky and adhesive properties, water resistance, heat resistance, and compatibility, and achieve consideration of health and safety of operators, arrangement of a work environment, and cost reduction relating to exhaust gas treatment, a manufacturing method which includes a process of dispersing a coumarone-indene resin which contains 50% by weight or more of coumarone and indene in total as monomer-constituents and is in a solid form at an ordinary temperature in the presence of a surfactant by a wet milling and dispersing method is used.
    Type: Grant
    Filed: November 7, 2011
    Date of Patent: April 14, 2015
    Assignees: Dai-Ichi Kogyo Seiyaku Co., Ltd., Nitto Chemical Co., Ltd.
    Inventors: Masayuki Hashimoto, Asako Ogasawara, Tadashi Kimura, Kimiko Izumi
  • Metal salt-containing composition, substrate, manufacturing method of substrate
    Patent number: 8999450
    Abstract: An object of the present invention is to provide a method for manufacturing a substrate having a metal complex film on the surface thereof. According to the present invention, a metal salt-containing composition containing a metal salt, a polyvalent carboxylic acid having a cis-form structure, and a solvent, in which: the molar ratio of the polyvalent carboxylic acid to the metal salt is not less than 0.5 and not more than 4.0; the moisture content of the composition is not less than 0.05% by weight is used in an application method to apply on a substrate. Thereafter, a two-step heat treatment is carried out.
    Type: Grant
    Filed: September 28, 2009
    Date of Patent: April 7, 2015
    Assignee: Dai-Ichi Kogyo Seiyaku Co., Ltd.
    Inventors: Yasuteru Saito, Naoki Ike
  • ALKYLENE OXIDE-MODIFIED DIPENTAERYTHRITOL (METH)ACRYLATE AND REACTIVE COMPOSITION CONTAINING SAME
    Publication number: 20150038662
    Abstract: An alkylene oxide-modified polyfunctional (meth)acrylate is provided wherein the problems according to high crystallinity or high viscosity are improved, and the photosensitivity, etc. is enhanced. The compound has a structure represented by the following formula (I), provided that in the formula (I), R represents a substituent represented by the formula (II); AO represents one member or two or more members selected from alkylene oxide units represented by —CH2CH2O—, —CH2CH(CH3)O—, —CH2CH2CH2CH2O— and —CH2CH(C2H5)O—; l indicating the average polymerization degree of the added alkylene oxide is 0<l?5; the average value of m is more than 0 and 6 or less; each of the average values of n and o is from 0 to 6, the total value of m, n and o is 6, and in the formula (II), R2 represents a hydrogen atom or a methyl group.
    Type: Application
    Filed: February 19, 2013
    Publication date: February 5, 2015
    Applicant: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Naohiro Takamura, Masato Kameda, Manabu Kikuta, Teruaki Sugahara
  • BINDER FOR ELECTRODES OF LITHIUM SECONDARY BATTERIES, AND LITHIUM SECONDARY BATTERY WHICH USES ELECTRODE PRODUCED USING BINDER FOR ELECTRODES OF LITHIUM SECONDARY BATTERIES
    Publication number: 20150017533
    Abstract: To provide a binder that has high adhesiveness to a collector, does not cause release in press molding, has high flexibility, and is excellent in binding capability and resistance to an electrolytic solution, and to provide a lithium secondary battery that is excellent in charge and discharge characteristics using an electrode produced with the binder. The binder for an electrode used contains a hydrophilic group-containing polyurethane as a water dispersion that contains (A) a polyisocyanate, (B) a compound that has two or more active hydrogen groups, (C) a compound that has one or more active hydrogen groups and one or more hydrophilic groups, and (D) a chain extending agent, or contains an aqueous resin composition containing a polymer of an unsaturated polymerizable monomer that is emulsified with the hydrophilic group-containing polyurethane.
    Type: Application
    Filed: January 28, 2013
    Publication date: January 15, 2015
    Applicant: Dai-Ichi Kogyo Seiyaku Co., Ltd.
    Inventors: Katsuo Takahashi, Shuichi Ito, Takeshi Miyamura
  • ETCHING LIQUID FOR FORMING TEXTURE
    Publication number: 20150014580
    Abstract: In the present invention, by using an etching liquid for silicon wafers, which comprises an aqueous solution containing (A) an alkali component and (B) a phosphonic acid derivative or a salt thereof, a good texture can be stably and uniformly formed on a wafer surface. The present invention provides a texture-forming etching liquid for silicon wafers, which is applicable to both wafers cut by a loose abrasive grain system and wafers cut by a fixed abrasive grain system with no vaporization of additive components in the region of working temperatures of from 60° C. to 95° C.
    Type: Application
    Filed: February 6, 2013
    Publication date: January 15, 2015
    Applicant: DAI-ICHI KOGYO SEIYAKU CO., LTD.
    Inventors: Kazunori Nakagawa, Shigeru Kigasawa, Toshikazu Nabeshima
  • Photoelectric conversion element
    Patent number: 8907209
    Abstract: Disclosed is a photoelectric conversion element which includes a semiconductor electrode, an opposite electrode, and an electrolyte layer held between the semiconductor electrode and the opposite electrode, and which is a photoelectric conversion element of high practical use using a redox couple which has high transparency and ease of enclosure and exhibits high performance compared to an iodine redox couple. An electrolyte layer includes a redox couple formed of compounds represented by General Formula (1) and Formula (2), and ionic liquid having bis(fluorosulfonyl)imide anion represented by Formula (3).
    Type: Grant
    Filed: January 11, 2012
    Date of Patent: December 9, 2014
    Assignee: Dai-Ichi Kogyo Seiyaku Co., Ltd.
    Inventor: Yasuteru Saito