Patents Assigned to Mitsui
  • Driving device and door closer
    Patent number: 7627986
    Abstract: A driving apparatus for driving an assisting mechanism serving as an assistant for opening operation or closing operation of a door includes a plurality of driving sources, a plurality of driving gears that is individually provided at the driving sources, and a driven gear that is engaged with each of the driving gears. The assisting mechanism is activated through rotation of the driven gear by driving of the driving sources.
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: December 8, 2009
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Makoto Hirai, Tsuguo Hoshikawa
  • Conductive ink
    Publication number: 20090293766
    Abstract: An object of the invention is to provide a conductive metal ink having an excellent adhesion to various kinds of substrates such as a glass substrate, and making it possible to form fine wiring or electrodes. Another object is to provide a conductive ink which can be used for ink jet printing system etc. For the purpose of achieving the objects, a conductive ink comprising a solvent, a metal powder, and an adhesion improver, which is characterized in that the adhesion improver is one or mixture selected from the group consisting of a silane coupling agent, a titanium coupling agent, a zirconium coupling agent, and an aluminum coupling agent. is adopted. Furthermore, a surface tension of the solvent is adjusted to be in the range of 15 mN/m to 50 mN/m with a surface tension adjustor to provide conductive ink suitable for ink jet printing system etc.
    Type: Application
    Filed: October 7, 2005
    Publication date: December 3, 2009
    Applicant: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Yoichi Kamikoriyama, Sumikazu Ogata, Kei Anai, Hiroki Sawamoto
  • ADHESIVE SHEET
    Publication number: 20090294043
    Abstract: A method of providing surface protection during cutting using treatment with a chemical solution or dicing with defined requirements.
    Type: Application
    Filed: July 30, 2009
    Publication date: December 3, 2009
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Shin AIHARA, Masumi SARUWATARI
  • Fluoropolymer Blends with Inorganic Layered Compounds
    Publication number: 20090297751
    Abstract: Perfluoropolymer composites are provided which are obtained by dispersing layered-silicates having properties of swelling or cleaving in dispersion media in perfluoropolymers and having the ratio of the viscosity, V0.1, at 0.1 rad/sec by a parallel plate mode of a dynamic rheometer to the viscosity, V1, measured at 1 rad/sec is 1.5 or greater, viscosity being measured at 340° C. A method for making the perfluoropolymer composites is provided, and molded articles therefrom. And additionally, perfluoropolymer composites, where layered-silicates having properties of swelling or cleaving in dispersion media are dispersed in perfluoropolymers, with the storage elasticity of 2 times or higher than that of fluoropolymers, at temperatures greater than the glass transition temperature of perfluoropolymers.
    Type: Application
    Filed: June 11, 2009
    Publication date: December 3, 2009
    Applicant: DUPONT-MITSUI FLUOROCHEMICALS CO LTD
    Inventors: Pham Hoai Nam, Jeong Chang Lee, Kenji Oki, Hajime Sato
  • POLYISOCYANATE PRODUCTION SYSTEM AND GAS TREATMENT APPARATUS
    Publication number: 20090293732
    Abstract: A gas treatment apparatus for treating a gas by bringing the gas into contact with a treatment liquid. The gas treatment apparatus includes a gas-liquid contact chamber for a gas-liquid contact of the gas with the treatment liquid, a storage chamber, located over the gas-liquid contact chamber, for storing the treatment liquid, and a treatment liquid supplying unit for supplying the treatment liquid stored in the storage chamber to an inside of the gas-liquid contact chamber with a gravity-drop.
    Type: Application
    Filed: August 12, 2009
    Publication date: December 3, 2009
    Applicant: MITSUI CHEMICALS POLYURETHANES, INC.
    Inventors: Masaaki SASAKI, Hirofumi Takahashi, Kouji Maeba, Takao Naito, Kouichirou Terada, Takashi Yamaguchi, Takuya Saeki
  • Method for Treating Ship Ballast Water
    Publication number: 20090294382
    Abstract: A method for treating ship ballast water in which aquatic organisms in the ship ballast water are exterminated by adding hydrogen peroxide or a compound producing hydrogen peroxide in an amount such that a hydrogen peroxide concentration comes to be 10 to 500 mg/L to the ship ballast water, and then providing physical means for causing shear strength and/or cavitation to the ship ballast water.
    Type: Application
    Filed: February 17, 2006
    Publication date: December 3, 2009
    Applicants: KATAYAMA CHEMICAL, INC., MARINE TECHNOLOGY INSTITUTE CO., LTD., LABORATORY OF AQUATIC SCIENCE CONSULTANT CORPORATION, M.O. MARINE CONSULTING, LTD., MITSUI ENGINEERING & SHIPBUILDING CO., LTD., SHINKO IND. LTD.
    Inventors: Yasuo Fukuyo, Yoshiharu Wakao, Takuro Tabuchi, Takashi Mizumori, Takeaki Kikuchi
  • Vehicle door lock control
    Patent number: 7625020
    Abstract: A door of a vehicle is opened and closed by a handle mounted to the side of the door. In the door, a vehicle door lock control connected to the handle comprises a base plate on which an operating lever and a release lever are pivotally secured. The release lever is connected to a door-latching device which engages with or disengages from a vehicle body. The door is placed by a knob via a knob lever in a locked position where the door cannot be opened by the handle. The knob is coupled to the knob lever.
    Type: Grant
    Filed: May 30, 2007
    Date of Patent: December 1, 2009
    Assignee: Mitsui Mining and Smelting Co., Ltd.
    Inventors: Nobuyoshi Fujimatsu, Mitsuhiro Watanabe, Hideaki Nozawa
  • COPPER FOIL WITH CARRIER SHEET, METHOD FOR MANUFACTURING COPPER FOIL WITH CARRIER SHEET, SURFACE-TREATED COPPER FOIL WITH CARRIER SHEET AND COPPER-CLAD LAMINATE USING THE SURFACE-TREATED COPPER FOIL WITH CARRIER SHEET
    Publication number: 20090291319
    Abstract: An object of the present invention is to provide a copper foil with carrier sheet which permits releasing of the carrier sheet from the copper foil layer even when hot pressing at a temperature exceeding 300° C. is applied in the production of a printed wiring board. In order to achieve the object, a copper foil with physically releasable carrier sheet having a copper foil layer on the surface of the carrier sheet through a bonding interface layer, characterized in that the bonding interface layer is composed of a metal layer and a carbon layer. It is preferable for the bonding interface layer to be composed of a metal layer of 1 nm to 50 nm thick and a carbon layer of 1 nm to 20 nm thick.
    Type: Application
    Filed: May 18, 2007
    Publication date: November 26, 2009
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Seiji Nagatani, Hiroshi Watanabe, Kazufumi Izumida
  • METHOD AND APPARATUS FOR GROWING PLASMA ATOMIC LAYER
    Publication number: 20090291232
    Abstract: Oxygen gas, for example, is introduced into a film forming chamber, and high-frequency power is supplied to a plurality of monopole antennas arranged above a silicon substrate (101) in the film forming chamber to generate a plasma of the introduced oxygen gas, thereby supplying atomic oxygen (123) onto the surface of an aminosilane molecular layer (102). This plasma generation is performed for about 1 sec. With this operation, the adsorption layer (102) adsorbed onto the surface of the silicon substrate (101) is oxidized, thereby forming a silicon oxide layer (112) corresponding to one atomic layer of silicon on the surface of the silicon substrate (101).
    Type: Application
    Filed: March 28, 2007
    Publication date: November 26, 2009
    Applicant: MITSUI ENGINEERING & SHIPBUILDING CO., LTD.
    Inventors: Keisuki Washio, Kazutoshi Murata, Naomasa Miyatake, Hiroyuki Tachibana, Nozomu Hattori
  • COMPOSITION FOR REACTIVE INJECTION MOLDING AND REACTIVE INJECTION MOLDED ARTICLE
    Publication number: 20090292057
    Abstract: A composition for injection molding by which a reactive injection molded article of good mechanical strength and electrical conductivity is prepared is provided. The disclosed is a composition for injection molding which includes carbon fibrous structures in a liquid curing resin composition, at a rate of 0.1-20% by weight based on the total weight of the composition, wherein the carbon fibrous structure comprises a three dimensional network of carbon fibers each having an outside diameter of 15-100 nm, wherein the carbon fibrous structure further comprises a granular part with which the carbon fibers are tied together in the state that the concerned carbon fibers are externally elongated therefrom, and wherein the granular part is produced in a growth process of the carbon fibers.
    Type: Application
    Filed: October 18, 2006
    Publication date: November 26, 2009
    Applicants: BUSSAN NANOTECH RESEARCH INSTITUTE INC., MITSUI & CO., LTD.
    Inventors: Koichi Handa, Subiantoro n/a, Takayuki Tsukada, Tsuyoshi Okubo, Jiayi Shan, Akira Yamauchi, Manabu Nagashima
  • Process for producing glycoside
    Patent number: 7622563
    Abstract: A glycoside in which at least two phenolic hydroxyl groups of a compound having at least two phenolic hydroxyl groups in its molecule are glycosidically linked to anomeric carbon atoms of at least two sugar molecules can be prepared with high yield by a method including the step of allowing phenolic hydroxyl groups of a compound having at least two phenolic hydroxyl groups in its molecule to react with sugar molecules each having an acetylated hydroxyl group attached to an anomeric carbon atom in the presence of an organic solvent and an acid catalyst while removing acetic acid formed during the reaction from the reaction system.
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: November 24, 2009
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Masayuki Furuya, Hidetoshi Tsunoda, Tsuneji Suzuki, Akinori Nagatomo, Masaru Wada
  • Lubricating oil composition and internal combustion engine oil
    Patent number: 7622433
    Abstract: The present invention provides a lubricating oil composition having excellent low temperature viscosity properties suitable for engine oils for automobiles and industries, gear oils, shock absorber oils, hydraulic fluids and it also provides a lubricating oil for internal-combustion engines formed from the composition. The lubricating oil composition comprises; a lubricating oil base (A) having a kinematic viscosity at 100° C. of 1 to 50 mm2/s and a viscosity index of not less than 80, an ethylene•propylene copolymer (B) having the following properties (B1) to (B4) such that (B1) the ethylene content is from 30 to 75% by weight, (B2) the intrinsic viscosity [?] is from 1.3 to 2.0 dl/g, (B3) the Mw/Mn is not more than 2.4 and (B4) the melting point as measured with DSC is not higher than 30° C., and optionally a pour point depressant (C).
    Type: Grant
    Filed: November 11, 2003
    Date of Patent: November 24, 2009
    Assignees: Mitsui Chemicals, Inc., The Lubrizol Corporation
    Inventors: Ryousuke Kaneshige, Keiji Okada, Masaaki Kawasaki, Satoshi Ikeda
  • Door lock system
    Patent number: 7621571
    Abstract: An input shaft of a key lever that transmits a rotating drive force from a key cylinder in response to a key operation is arranged in a lower side of a door housing so that the rain water and the like does not easily reach the input shaft.
    Type: Grant
    Filed: March 30, 2005
    Date of Patent: November 24, 2009
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventor: Masaaki Umino
  • Vehicular window regulator
    Patent number: 7617633
    Abstract: A curved portion formed on a guide rail is sandwiched between an inscribed projection and a circumscribed projection. Therefore, a carrier plate can turn around a curving center of the inscribed projection. Even when the guide rail is twisted, an element to be guided and the carrier plate can turn in accordance with the twist, a prying force is reduced, and the carrier plate can vertically move smoothly.
    Type: Grant
    Filed: October 9, 2007
    Date of Patent: November 17, 2009
    Assignee: Mitsui Mining and Smelting Co., Ltd.
    Inventors: Ryoji Shimura, Toru Shibata
  • Automobile part of polypropylene resin composition
    Patent number: 7619030
    Abstract: An automobile part comprising a polypropylene resin composition, the polypropylene resin composition comprising a propylene homopolymer (A1), an elastomer (B) and an inorganic filler (C) in specified proportions. The polypropylene homopolymer (A1) exhibits an MFR (230° C.) of 20 to 300 g/10 min, a ratio of position irregular units derived from 2,1-insertion or 1,3-insertion of propylene monomer relative to all propylene structural units, determined from a 13C-NMR spectrum, each of 0.05% or less, and an Mw/Mn, determined by GPC, of 1 to 3.
    Type: Grant
    Filed: April 26, 2006
    Date of Patent: November 17, 2009
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Koji Kawai, Masahiro Yamashita, Yasushi Tohi, Keita Itakura, Ikunori Sakai, Mikio Hashimoto, Takeshi Minoda, Masamichi Naito, Toru Takaoka, Nobuo Kawahara, Hiromu Kaneyoshi
  • Reducing agent container having novel structure
    Patent number: 7618593
    Abstract: On an upper surface of a container body, there are disposed at least a base portion of a concentration meter configured to detect the concentration of a liquid reducing agent based on a heat transmission characteristic between two spaced points, and a heat exchanger configured to permit the engine coolant to circulate therein and arranged to surround a detecting section of the concentration meter, which hangs from the base portion of the concentration meter via a supporting column thereof, to thereby perform the heat exchange with the liquid reducing agent, and also, a protector or an encasing element of substantially box shape is arranged to surround a lower portion of the heat exchanger and the detecting section of the concentration meter, and further, a visor is attached on the supporting column of the concentration meter, which is positioned above the protector by a predetermined interval.
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: November 17, 2009
    Assignees: Nissan Diesel Motor Co., Ltd., Mitsui Mining & Smelting Co., Ltd.
    Inventors: Mitsuhiro Nishina, Hideki Matsunaga, Shinichi Inoue, Toshimi Nakamura
  • POLYIMIDE FILM, POLYIMIDE METAL LAMINATE USING SAME, AND METHOD FOR MANUFACTURING SAME
    Publication number: 20090280339
    Abstract: Disclosed is a polyimide metal laminate having a metal layer with high adhesiveness. This polyimide metal laminate is suitable as a material for high-density circuit boards. Specifically disclosed is a polyimide film characterized by being surface-treated with an aqueous solution containing an alcohol amine and an alkali metal hydroxide. Also specifically disclosed is a polyimide metal laminate obtained by providing the surface of such a polyimide film with a thermoplastic polyimide and then forming a metal layer on the outer side of the thermoplastic polyimide layer. Further specifically disclosed is a method for manufacturing such a polyimide metal laminate.
    Type: Application
    Filed: April 5, 2006
    Publication date: November 12, 2009
    Applicant: Mitsui Chemicals ,Inc.
    Inventors: Takeshi Tsuda, Eiji Ohtsubo, Masao Kawaguchi, Shuji Tahara, Kenji Iida
  • PROCESS FOR PRODUCTION OF ETHYLENEDIAMINE DERIVATIVES HAVING HALOGENATED CARBAMATE GROUP AND ACYL GROUP, AND INTERMEDIATES FOR PRODUCTION OF THE DERIVATIVES
    Publication number: 20090281352
    Abstract: Ethylenedamine derivatives having a halogenated carbamate group and an acyl group can be produced by performing the catalytic hydrogenation of an aminonitrile having a halogen-substituted carbamate group in the presence of an acid and then performing the acylation of the resulting product. The aminonitrile (i.e., a starting material) can be prepared in a high yield by performing the halogenated carbamatation of an amino acid amide in the presence of water and then reacting the resulting product with a deoxidizing agent such as a vilsmeier reagent.
    Type: Application
    Filed: March 27, 2007
    Publication date: November 12, 2009
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Hideki Umetani, Toshiyuki Kohno
  • PROCESS FOR PRODUCING PENTAERYTHRITOL MERCAPTOCARBOXYLIC ESTERS AND POLYMERIZABLE COMPOSITIONS CONTAINING THE ESTERS
    Publication number: 20090281269
    Abstract: A process for producing pentaerythritol mercaptocarboxylic ester by reacting pentaerythritol with a mercaptocarboxylic acid having a content of thioester formed by condensation of two molecules of the acid of 5% or below (in terms of area percentage) as determined by the high-performance liquid chromatography in the case of the total area of the mercaptocarboxylic acid and thioester formed by intermolecular condensation of the acid is taken as 100%.
    Type: Application
    Filed: April 12, 2007
    Publication date: November 12, 2009
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Michiharu Sakata, Shigetoshi Kuma, Seiichi Kobayashi
  • PROCESS FOR PRODUCING ESTER OR ALCOHOL
    Publication number: 20090281332
    Abstract: Provided is a process for producing an ester or alcohol using a fluoroimidinium sulfonate derivative represented by the general formula (9) or a fluoroimidinium carboxylate derivative represented by the general formula (6) and using as a raw material alcohol involving inversion of steric configuration. Further provided are a fluoroimidinium sulfonate derivative represented by the general formula (9), and a process for producing the same.
    Type: Application
    Filed: June 19, 2007
    Publication date: November 12, 2009
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Hidetoshi Tsunoda, Kouki Fukumura