Patents Assigned to Mitsui
  • Patent number: 9328273
    Abstract: A laminating adhesive is prepared from a water-borne resin obtained by allowing an isocyanate group-terminated prepolymer having an anionic group to react with a chain extender; a swellable inorganic layer compound; and a water dispersible polyisocyanate curing agent.
    Type: Grant
    Filed: January 18, 2013
    Date of Patent: May 3, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Akihiro Imai, Takashi Uchida, Hoang Yen Dinh, Shirou Honma
  • Publication number: 20160115334
    Abstract: The present invention relates to an olefin-based paint. The purpose of the present invention is to provide a paint with excellent organic solvent solubility or dispersibility, low paint viscosity, minimal coating irregularities even at high concentrations, excellent handling and storage stability, and excellent blocking resistance and coated film stability. In order to meet this purpose, an olefin-based paint is used that is characterized by containing a solution or dispersion obtained by dissolving or dispersing 0.1-55 parts by mass of a propylene-?-olefin copolymer (A) for 100 parts by mass of an organic solvent. The copolymer (A) is characterized by containing 60-90 mol % of propylene-derived constituent units (a) having a weight-average molecular weight (Mw), measured by GPC, in the range of 3,000 to 40,000, and 10-40 mol % of ?-olefin-derived constituent units (b) having 4 or more carbon atoms [wherein (a)+(b)=100 mol %].
    Type: Application
    Filed: June 6, 2014
    Publication date: April 28, 2016
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Kuniaki KAWABE, Hirotaka KANAYA, Masakazu TANAKA, Toshiyuki ITO
  • Publication number: 20160118321
    Abstract: A lead frame includes a lead frame body processed in a predetermined shape, and including a notched part provided at an end of the lead frame body, the notched part being used as a starting point of tape-removing, a resin leakproof tape stuck on a back surface of the lead frame body, and a region of a periphery of the notched part in the back surface of the lead frame body, the region being reduced in a strength of bonding between the resin leakproof tape and the lead frame body is reduced relative to other region.
    Type: Application
    Filed: October 16, 2015
    Publication date: April 28, 2016
    Applicant: MITSUI HIGH-TEC , INC.
    Inventor: Takahiro ISHIBASHI
  • Publication number: 20160115276
    Abstract: Provided is a polyimide excellent in heat resistance and colorless transparency and also excellent in flexibility and ultraviolet ray transmittance. The polyimide includes a structural unit represented by Formula (1a) and a structural unit represented by Formula (1b) wherein R is a specific aromatic group.
    Type: Application
    Filed: May 9, 2014
    Publication date: April 28, 2016
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Kenichi FUKUKAWA, Masaki OKAZAKI, Yoshihiro SAKATA, Tatsuhiro URAKAMI, Atsushi OKUBO
  • Publication number: 20160115835
    Abstract: Provided is a novel DPF which can prevent PM from accumulating on the surface and interior of a filter substrate, and can suppress an increase in back pressure caused by exhaust gas. The DPF has a configuration in which an inorganic porous layer, which includes a metal oxide or a metal composite oxide and provided with surface irregularities having a thickness of at least 50% of the thickness of the inorganic porous layer, is formed on part or all of the surface of the dividing wall on the side where exhaust gas flows in.
    Type: Application
    Filed: May 22, 2014
    Publication date: April 28, 2016
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Ataru DAIDO, Takahiro KOGAWA
  • Patent number: 9323166
    Abstract: The present invention addresses the problem of providing an electrophotographic toner which has excellent storage property, is excellent in offset resistance and low-temperature fixing property during printing and has few substances causing staining with time, odor or dust inside a copy machine or a printer. The present invention relates to an electrophotographic toner characterized by containing an ethylene copolymer which comprises a constituent unit (a) derived from ethylene in an amount of 80 to 99.5% by mol and a constituent unit (b) derived from a cyclic olefin of 8 or more carbon atoms in an amount of 0.5 to 20% by mol [(a)+(b)=100% by mol] and satisfies the requirements: (i) the intrinsic viscosity [?] is in the range of 0.01 to 0.50 dl/g, and (ii) the crystallinity is in the range of 50 to 90%.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: April 26, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Kuniaki Kawabe, Masakazu Tanaka, Hiroshi Matsuoka, Noriko Kai, Keiichi Taki
  • Patent number: 9321024
    Abstract: A method for producing carbamate including a urea production step; a carbamate-forming step; an ammonia separation step of absorbing the gas with water in the presence of carbonate to produce a gas absorption water, and separating ammonia; an aqueous alcohol solution separation step of separating an aqueous alcohol solution from the gas absorption water; an ammonia/carbon dioxide separation step of separating carbon dioxide gas from the aqueous ammonia solution in the gas absorption water from which the aqueous alcohol solution is separated; an aqueous ammonia solution reusing step of mixing the aqueous ammonia solution and carbonate with the water to be used for production of the gas absorption water.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: April 26, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Koji Takamatsu, Satoshi Kato, Takeshi Fukuda, Tetsuya Nakano, Masaaki Sasaki
  • Publication number: 20160108070
    Abstract: A non-aqueous electrolyte solution for a battery, including a compound represented by formula (1), wherein each A represents P or P?O; each R represents H, a halogen, an alkyl, an aryl, an alkoxy or an aryloxy; each X represents H, an alkyl, an aryl, an alkali metal or formula (2); each Y represents H, a halogen, an alkyl, an aryl, an alkoxy, an aryloxy or formula (3); each Z represents H, an alkyl, an aryl or OZ1; Z1 represents H, an alkyl, an aryl, an alkali metal, formula (2), or formula (4); each M represents an alkali metal; n is 1 or more; m is 1 or more; l is 1 or more; a sum of n, m and l in one molecule is from 1 to 200; and each * represents a position of bonding:
    Type: Application
    Filed: April 21, 2014
    Publication date: April 21, 2016
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Masataka MIYASATO, Satoko FUJIYAMA, Takashi HAYASHI, Takeshi KOBAYASHI
  • Patent number: 9314773
    Abstract: Provided is a palladium catalyst in which palladium (Pd) is used as a catalyst active component, and particularly a novel palladium catalyst which can purify CO and THC with high efficiency even under a fuel-rich atmosphere having a high space velocity (SV). Proposed is a palladium catalyst having a substrate and a catalyst layer that contains palladium acting as a catalyst active component, an inorganic porous material acting as a catalyst support and ceria (CeO2) particles acting as a promoter component, in which a mass ratio (Pd/CeO2) of a content of the palladium in the catalyst layer to a content of the ceria particles in the catalyst layer is 0.0014 to 0.6000.
    Type: Grant
    Filed: February 15, 2013
    Date of Patent: April 19, 2016
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Takashi Wakabayashi, Yosuke Shibata, Yunosuke Nakahara, Kiyotaka Yasuda
  • Patent number: 9314774
    Abstract: [Problem] The present invention is to provide a catalyst used for a process for preparing methanol from carbon dioxide and hydrogen and the catalyst has high activity and excellent stability with the passage of time in reactivity. [Solution] The catalyst comprises copper, zinc, aluminum and silicon, and has a molar ratio of zinc to copper of 0.5 to 0.7, a molar ratio of silicon to copper of 0.015 to 0.05, a maximum intensity ratio of a peak derived from zinc to a peak derived from copper of not more than 0.25 and a half-value width (2?) of the peak derived from copper of 0.75 to 2.5. The process for producing methanol comprises using the catalyst.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: April 19, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Yuya Goto, Naoya Takahashi, Masaki Yoshinaga, Masami Murakami
  • Patent number: 9314546
    Abstract: The adhesive composition for soft tissues, the adhesive composition for wound dressing or the wound dressing agent composition of the present invention is an adhesive composition for soft tissues, an adhesive composition for wound dressing or a wound dressing agent composition, comprising a monomer (A), a polymer (B) and a polymerization initiator composition (C) containing an organoboron compound, and is characterized by having a viscosity of 0.4 to 75,000 cp within 30 seconds after mixing of the components (A), (B) and (C). The composition of the present invention not only has low toxicity, low harmfulness and high adhesive strength but also is excellent in workability during application and is capable of forming films of excellent properties.
    Type: Grant
    Filed: November 18, 2010
    Date of Patent: April 19, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Noriaki Asada, Shinya Aoki, Hiroshi Naruse, Shoichi Miyakoshi, Masami Arata
  • Patent number: 9314963
    Abstract: Provided is an imprint product, which is for transcribing a fine pattern of a mold surface and which contains a fluorine-containing cyclic olefin polymer containing repeating unit represented by formula (1) and having a fluorine atom content rate of 40% to 75% by mass.
    Type: Grant
    Filed: September 24, 2013
    Date of Patent: April 19, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Tadahiro Sunaga, Takashi Oda, Hitoshi Onishi
  • Patent number: 9315602
    Abstract: [Object] There is provided a method which enables an olefin polymer having high melting point and high molecular weight to be produced even at high temperature proper in an industrial production process. [Solution] A method for producing an olefin polymer is provided, the method including polymerizing an olefin having two or more carbon atoms in the presence of a catalyst for olefin polymerization, wherein the catalyst for olefin polymerization includes (A) a bridged metallocene compound represented by Formula [1] and (B) at least one compound selected from, for example, an organoaluminum oxy-compound and an organoaluminum compound: [where R1 to R4 each represent, for example, a hydrocarbon group; R5 to R9 each represent, for example, a hydrogen atom or a halogen atom; R10 and R11 each represent, for example, a hydrogen atom; and R12 represents, for example, a hydrocarbon group. Y represents, for example, a carbon atom.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: April 19, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Masahiro Yamashita, Takashi Yukita, Hiromu Kaneyoshi
  • Patent number: 9318339
    Abstract: The present invention provides a polishing slurry capable of polishing even high-hardness materials such as silicon carbide and gallium nitride at a high polishing speed. The present invention is a polishing slurry including a slurry containing a manganese oxide particle and a manganate ion for polishing high-hardness materials having a Mohs hardness of 8 or higher. In the present invention, the manganese oxide particle in the slurry is preferably 1.0 mass % or more; the manganese oxide is preferably manganese dioxide; and the manganate ion is preferably permanganate ion. The polishing slurry according to the present invention enables even high-hardness hardly-machinable materials such as silicon carbide and gallium nitride to be polished smoothly at a high speed.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: April 19, 2016
    Assignee: MITSUI MINING & SMELTING, LTD
    Inventors: Ryuichi Sato, Yohei Maruyama, Atsushi Koike
  • Patent number: 9318923
    Abstract: A laminated iron core and a method for manufacturing the same are provided to secure the lamination strength of the respective iron core pieces thereof, and to provide good magnetic efficiency and to reduce a loss. In a laminated iron core including a first caulking section formed in an area thereof having larger magnetic flux density than other area and a second caulking section formed in the other area, the engagement area A of the recessed sub-sections and projecting sub-sections of the first caulking sections of divided iron core pieces adjoining each other in the laminating direction is set smaller than the engagement area B of the recessed sub-sections and projecting sub-sections of the second caulking sections adjoining each other in the laminating direction.
    Type: Grant
    Filed: January 23, 2012
    Date of Patent: April 19, 2016
    Assignee: MITSUI HIGH-TEC, INC.
    Inventors: Akira Nagai, Jin Oda
  • Patent number: 9309699
    Abstract: A latch device includes: a base plate; an open lever rotatably attached to the base plate; a biasing unit that biases the open lever; and an electric release unit to be installed in an electric release type latch device in which the open lever is operated by power and a manual release unit to be installed in a manual release type latch device in which the open lever is manually operated are capable of being selectively installed in the base plate. The open lever includes an action end portion to press a ratchet engaged with a latch and disengaging the ratchet from the latch. The biasing unit biases the open lever. The manual release unit is provided with a manual release stopping unit to abut against a driven portion.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: April 12, 2016
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventor: Shunsuke Tamura
  • Patent number: 9312454
    Abstract: Provided is a novel coated phosphor capable of effectively suppressing the adverse effects of hydrogen sulfide gas generated by the reaction between a sulfur-containing phosphor and moisture in the air. Provided is a sulfur-containing phosphor having a configuration in which ZnO compound containing Zn and O is present on the surface of a sulfur-containing phosphor having a host material which includes sulfur.
    Type: Grant
    Filed: December 6, 2011
    Date of Patent: April 12, 2016
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Jun-ichi Itoh, Asuka Sasakura, Masaaki Inamura, Riichi Ogawara, Akinori Kumagai
  • Patent number: 9308516
    Abstract: Provided is a novel catalyst carrier for exhaust gas which relates to an OSC material containing a ceria-zirconia composite oxide and is able to enhance the low temperature properties and to exert excellent OSC even at the time of engine start and excellent exhaust gas purification performance. A catalyst carrier for exhaust gas containing a fluorite type ceria-zirconia composite oxide and ceria formed from the fluorite type ceria-zirconia composite oxide by phase separation proposed.
    Type: Grant
    Filed: July 12, 2013
    Date of Patent: April 12, 2016
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Ohki Houshito, Yunosuke Nakahara
  • Patent number: 9309402
    Abstract: Disclosed are a biodegradable resin composition comprising a copolymer (A) with a weight average molecular weight of 1,000 to 30,000, which comprises a constituent unit (a-1) derived from a multivalent carboxylic acid except for an amino acid and a constituent unit (a-2) derived from a hydroxycarboxylic acid, and a biodegradable resin (B), which has excellent hydrolyzability and excellent transparency; and a biodegradable molded article composed of this biodegradable resin composition.
    Type: Grant
    Filed: March 30, 2012
    Date of Patent: April 12, 2016
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Shintaro Maekawa, Shinichi Usugi, Hitoshi Onishi
  • Publication number: 20160099615
    Abstract: A laminated iron core includes laminated iron core pieces, in which coupling parts are formed so as to communicate in a lamination direction of the laminated iron core pieces, and the coupling parts are filled with resins. The laminated iron core satisfies the following formula: (T×S)/?>{(4×E×?×w×t3)/L3}×n, where T is a strength (N/mm2) of the resin; S is a cross-sectional area (mm2) of the coupling part or the resin; E is a Young's modulus (N/mm2) of the strip material; ? is a distortion amount (mm) of the iron core piece; w is a width (mm) of the iron core piece in a radial direction; t is a plate thickness (mm) of the iron core piece; n is the number of laminated iron core pieces; L is a distance (mm) between the coupling parts adjacent in the circumferential direction; and ? is a safety factor.
    Type: Application
    Filed: September 29, 2015
    Publication date: April 7, 2016
    Applicant: MITSUI HIGH-TEC , INC.
    Inventors: Yusuke HASUO, Toyoshi ODAHARA