Patents Assigned to Mitsui
  • Patent number: 9150422
    Abstract: Disclosed is a porous metal oxide obtained by subjecting metal alkoxide and/or a partially hydrolyzed condensate of the metal alkoxide to a sol-gel reaction in the presence of terminally branched copolymer particles represented by the following general formula (1) and having a number average molecular weight of not more than 2.5×104 to obtain an organic-inorganic composite and removing the terminally branched copolymer particles from the composite.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: October 6, 2015
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Norio Nakayama, Toshihiko Takaki, Haruhiko Fukumoto, Kaori Matoishi, Shiro Nakatsuka, Naoshi Nagai, Eiichi Takahashi, Yukiko Enomoto
  • Patent number: 9150868
    Abstract: Disclosed is an Escherichia coli producing 2-deoxy-scyllo-inosose (DOI), which, from a sucrose non-PTS gene group, has at least a sucrose hydrolase (CscA)-encoding gene and which is provided with a DOI production system or has an enhanced DOI production system. The Escherichia coli preferably further includes a system to enhance sugar uptake capacity. There is also disclosed a method of producing DOI from a plant-derived raw material containing sucrose by using the Escherichia coli.
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: October 6, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Junko Tokuda, Tomoyuki Natsuji, Hitoshi Takahashi, Tadashi Araki, Takashi Morishige, Katsuyuki Takahashi, Mitsufumi Wada
  • Patent number: 9150989
    Abstract: The present invention provides a spunbonded non-woven fabric having excellent productivity, stretchability, touch and fuzz resistance without adhesion thereof on a roll and the like just after fiber deposition during the production. The spunbonded non-woven fabric comprises long fibers of a thermoplastic polyurethane elastomer (A) containing ethylene bisoleic acid amide and/or crosslinked organic fine particles and having a hardness of 75 to 85, and the spunbonded non-woven fabric comprises the long fibers of the thermoplastic polyurethane elastomer (A) and long fibers of a thermoplastic resin (B) other than the thermoplastic polyurethane elastomer (A). The present invention also provides uses thereof.
    Type: Grant
    Filed: April 15, 2011
    Date of Patent: October 6, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Kenichi Suzuki, Tetsuya Yokoyama
  • Patent number: 9150502
    Abstract: A method for producing urethane compounds includes allowing a primary amine, a urea and/or an N-unsubstituted carbamate, and an alcohol to react in the presence of a compound containing a noncoordinating anion and a metal atom as a catalyst.
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: October 6, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Tetsuya Hamada, Mitsuaki Chida, Souta Itou, Yoshiki Shimokawatoko, Koichi Murayama, Hiroshi Takeuchi
  • Patent number: 9153757
    Abstract: The purpose of the present invention is to provide a thermoplastic resin composition for a reflective material which has excellent mechanical strength, excellent heat resistance, excellent high reflectance, and excellent moldability, and which makes it possible to obtain a reflective plate with little decline in reflectance caused by heating. A first embodiment of this thermoplastic resin composition for a reflective material includes: a polyester resin (A) that has a melting point or glass transition temperature of 250° C. or higher and includes an alicyclic hydrocarbon structure; a thermoplastic resin (B) that has a polyolefin backbone and a functional group; a white pigment (C); and an inorganic filler (D); the thermoplastic resin (B) either including 0.1 to 1.8 wt % of a functional group unit (B1) that further includes a heteroatom, or further including an aromatic hydrocarbon structure (B2), and the limiting viscosity [?] being 0.04 to 1.0 dl/g.
    Type: Grant
    Filed: July 31, 2012
    Date of Patent: October 6, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Hideto Ogasawara, Takashi Hama, Kuniaki Kawabe, Hirotaka Kanaya, Nobuhiro Takizawa, Akinori Amano, Hiroki Ebata, Kan Komiya
  • Publication number: 20150274954
    Abstract: A fluorine-containing cyclic olefin polymer composition of the present invention includes a fluorine-containing cyclic olefin polymer (A) containing a repeating structural unit represented by the general formula (1) and having a fluorine atom content rate of 40 to 75% by mass; a photocurable compound (B); and a photocuring initiator (C).
    Type: Application
    Filed: June 15, 2015
    Publication date: October 1, 2015
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Tadahiro SUNAGA, Takashi ODA
  • Publication number: 20150280252
    Abstract: There is provided an apparatus for manufacturing a thin uneven member. The apparatus includes a lower die fixed to a press bed, an upper die fixed to a ram and disposed opposed to the lower die, and a pressure-drive unit which presses the ram using a servo motor as a power source, the servo motor being fixed to a first support member. The pressure-drive unit includes a motion converting mechanism which converts a rotation of the servo motor to a linear motion of a lifting member, and a cylinder block connected and fixed to the first support member and including first and second pistons arranged in series vertically, wherein the first piston is connected to the lifting member through a second support member, and the second piston, larger in diameter than the first piston, presses the ram.
    Type: Application
    Filed: January 22, 2015
    Publication date: October 1, 2015
    Applicant: MITSUI HIGH-TEC, INC.
    Inventors: Satoshi MATSUBAYASHI, Kiyohisa MAKI, Toshihiko EZAKI, Takeshi SATO, Kouji FUKUNAGA
  • Publication number: 20150276986
    Abstract: A plastic polarized lens of the present invention, comprising: a polarized film containing thermoplastic polyester, a coat layer containing a urethane-based resin comprised of a structural unit derived from compound having hydroxyl group and a structural unit derived from aromatic diisocyanate, which is formed over at least one surface of the polarized film and a substrate layer containing a thiourethane-based resin, which is formed over at least the coat layer of the coat layer-attached polarized film.
    Type: Application
    Filed: May 22, 2015
    Publication date: October 1, 2015
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Akinori RYU, Hiroyuki KAMIO, Yoshimitsu AIISO
  • Publication number: 20150274964
    Abstract: The purpose of the present invention is to provide a polyester resin with improved mechanical properties, molding performance, and, preferably, fire retardancy. This polyester resin composition contains the following: a polyester resin (A) that has a melting point or glass transition temperature of at least 250° C.; a thermoplastic resin (B) that has an olefin-derived constitutional unit and an aromatic hydrocarbon structure and has an intrinsic viscosity ([?]), as measured in decalin at 135° C., of 0.04 to 1.0 dl/g; and a copolymer (C) that has an olefin-derived constitutional unit, an ?,?-unsaturated-carboxylic-ester-derived constitutional unit, and a cyclic oxy-hydrocarbon structure.
    Type: Application
    Filed: November 19, 2013
    Publication date: October 1, 2015
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Isao Washio, Hideto Ogasawara, Hiroki Ebata, Fumio Kageyama, Nobuhiro Takizawa, Akinori Amano
  • Patent number: 9146407
    Abstract: A fail-safe electro-active lens is presented in which the lens includes a substrate having a diffractive relief surface and an electro-active material in optical communication with the substrate. The electro-active material can include a nematic liquid crystal host. The refractive index of the substrate is equal to the average refractive index of the liquid crystal at a wavelength in the blue light spectrum.
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: September 29, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Roger Clarke, Joshua N. Haddock
  • Patent number: 9147646
    Abstract: Provided is a lead frame by which a die pad can be easily exposed when the lead frame is used for a semiconductor device. The lead frame has a die pad with an upper surface on which a semiconductor element is mounted. The lead frame is used for the semiconductor device with the exposed surface of the die pad being exposed from a sealing resin. A downwardly-projecting first metal burr is formed along the peripheral portion of the exposed surface of the die pad and heads of the first metal burr are flat.
    Type: Grant
    Filed: July 3, 2012
    Date of Patent: September 29, 2015
    Assignee: MITSUI HIGH-TEC, INC.
    Inventors: Koji Shimizu, Masanori Mitsui
  • Publication number: 20150266090
    Abstract: Disclosed is copper powder having an average primary particle size D of 0.15 to 0.6 ?m, having a ratio of D to DBET, D/DBET, of 0.8 to 4.0 wherein DBET is a sphere-equivalent average particle diameter calculated from a BET specific surface area, and having no layer for preventing agglomeration on the surface thereof. The copper powder is suitably produced by a method which includes a step of mixing (1) hydrazine and (2) a reactant mixture including a monovalent or divalent copper source and a liquid medium which includes water and an organic solvent having water miscibility and capable of reducing the surface tension of water, to reduce the copper source to form copper particles.
    Type: Application
    Filed: June 20, 2013
    Publication date: September 24, 2015
    Applicant: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Yoichi Kamikoriyama, Shigeki Nakayama
  • Publication number: 20150270762
    Abstract: A production method for the laminated iron core includes a first process that segment iron core pieces which respectively have circular arc angles obtained by dividing 360° as an angle of circumference into m are separated from a belt shaped iron core material and mounted on a mount base, the segment iron core pieces are carried to a laminating position of a rotary laminating mechanism by a pusher and the rotary laminating mechanism including the carried segment iron core piece therein is rotated by 360°/m and a second process that the first process is repeated to form an annularly connected iron core piece in which the segment iron core pieces are annularly arranged. The second process is repeated to form a caulked and laminated iron core having a prescribed thickness. During the second process, the segment iron core pieces are caulked and laminated in the rotary laminating mechanism.
    Type: Application
    Filed: October 16, 2013
    Publication date: September 24, 2015
    Applicant: MITSUI HIGH-TEC, INC.
    Inventors: Satoshi Matsubayashi, Yukio Matsunaga, Iwao Myojin
  • Patent number: 9139522
    Abstract: Disclosed is a long-life organic EL device having high luminous efficiency even after storage at high temperatures. Also disclosed is an aromatic amine derivative which enables to realize such an organic EL device. The aromatic amine derivative is represented by the following general formula (1). (In the formula (1), Ar1 is represented by the general formula (2) below, and Ar2 is represented by the general formula (3) below.
    Type: Grant
    Filed: October 17, 2008
    Date of Patent: September 22, 2015
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Nobuhiro Yabunouchi, Michiru Sekiguchi, Takahiko Ochi, Yoshiyuki Totani
  • Patent number: 9144157
    Abstract: Object of the present invention is to provide a method for manufacturing a printed wiring board which enables fine wiring formation at low costs and with high yields without introducing any special equipment, and a printed wiring board manufactured by the method.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: September 22, 2015
    Assignee: MITSUI MINING & SMELTING CO., LTD.
    Inventor: Hiroto Iida
  • Patent number: 9138964
    Abstract: An object of the present invention is to provide a copper foil excellent in softening resistance performance which reduces decrease in tensile strength after heat treatment at about 350° C. to 400° C. In order to achieve the object, a surface-treated copper foil provided with a rust-proofing treatment layer on both surfaces of a copper foil in which a rust-proofing treatment layer is constituted by zinc alloy, and the either rust-proofing treatment layer is a zinc alloy layer having zinc amount of 20 mg/m2 to 1,000 mg/m2; and the copper foil contains one or two or more of small amount elements selected from carbon, sulfur, chlorine and nitrogen, and a sum amount thereof is 100 ppm or more is adopted.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: September 22, 2015
    Assignee: MITSUI MINING & SMELTING CO., LTD
    Inventors: Shinichi Obata, Shinya Hiraoka, Fumiaki Hosokoshi, Ayumu Tateoka, Hideaki Matsushima, Koichi Miyake, Sakiko Tomonaga, Tomoyuki Maeda
  • Patent number: 9142329
    Abstract: The present application relates generally to conductive compositions that are transparent to visible light and their use in various optical applications, such as ophthalmic products. Embodiments of the invention include transparent conductive ink compositions that comprise a conductive polymer and one or more of a lithium salt or a high boiling point solvent. Embodiments of the invention further include electro-active ophthalmic products, such as electro-active ophthalmic lenses, comprising one or more conductive structures (e.g., contacts, wires, and the like) that are at least partially composed of said transparent conductive ink compositions.
    Type: Grant
    Filed: September 19, 2012
    Date of Patent: September 22, 2015
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Anita Trajkovska, Ronald D. Blum
  • Patent number: 9140037
    Abstract: A vehicle door latch device configured so that the pivoting of a gear which is performed by motor drive reliably moves a lock lever to a lock position and an unlock position. When a lock lever is at a lock position, if a worm wheel is rotated in one direction by a motor, a first engagement protrusion section makes contact with a first engagement arm in the direction of the pivoting thereof, the lock lever is pivoted to an unlock position, and after that, a second engagement protrusion section makes contact with a pivoting end section of a second engagement arm to cause the worm wheel to stop at a first stop position.
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: September 22, 2015
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventors: Tomoharu Nagaoka, Yuya Murakami
  • Publication number: 20150263292
    Abstract: An aromatic amine derivative represented by formula (1): wherein HAr1, Ar2, L1, L2, and L3 are as defined in the specification, is useful as a material for constituting an organic EL device and realizes an organic EL device having a high efficiency and a long lifetime even when driving at a low voltage.
    Type: Application
    Filed: August 29, 2013
    Publication date: September 17, 2015
    Applicants: IDEMITSU KOSAN CO., LTD., MITSUI CHEMICALS, INC.
    Inventors: Tomoki Kato, Takayasu Sado, Takahiro Fujiyama
  • Publication number: 20150258131
    Abstract: The present invention provides a Peyer's patch activator containing a polysaccharide obtained from sugar cane as an active ingredient, wherein the polysaccharide contains ?-glucan as a main component and has a peak molecular weight within a range of 720,000 to 1,080,000, with a proportion of glucose in all component sugars being 80% or more, and proportions of nonreducing terminal glucose and ?-1,6-linked glucose being 20 to 30% and 15 to 25%, respectively.
    Type: Application
    Filed: September 18, 2013
    Publication date: September 17, 2015
    Applicants: The Kitakaso Institute, Mitsui Sugar Co., Ltd.
    Inventors: Haruki Yamada, Hiroaki Kiyohara, Kazuhiko Otoguro, Aki Ishiyama, Masato Iwatsuki, Satoshi Omura, Masami Mizu, Toshikazu Kawai, Jun Kashimura, Kenji Koge