Patents Assigned to Mitsui
  • Patent number: 9708946
    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: Grant
    Filed: May 22, 2014
    Date of Patent: July 18, 2017
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Ataru Daido, Takahiro Kogawa
  • Patent number: 9707543
    Abstract: Provided is an exhaust-gas-purification catalyst carrier that contains a ceria-zirconia complex oxide having a pyrochlore phase and a novel exhaust-gas-purification catalyst carrier that exhibit excellent OSC performance at any temperature region of a low temperature (around 400° C.) and a high temperature (around 800° C.). Proposed is the exhaust-gas-purification catalyst carrier containing a ceria-zirconia complex oxide which has a pyrochlore phase and is 7.0 m2/g or more in specific surface area and in the range of 100 ? to 700 ? in crystallite size.
    Type: Grant
    Filed: August 22, 2013
    Date of Patent: July 18, 2017
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Takahito Asanuma, Yasuhide Yamaguchi, Yunosuke Nakahara
  • Patent number: 9709508
    Abstract: There is provided a method for inspecting a laminated iron core structured by laminating a plurality of iron core pieces-having a predetermined shape and including therein a cooling flow path allowing refrigerant to flow therethrough, the refrigerant being supplied and discharged through openings formed at different positions. The method includes arranging a light projecting part and a light receiving part of a photosensor in the openings of the cooling flow path, respectively, and detecting light from the light projecting part by the light receiving part to thereby inspect a penetrating state of the cooling flow path.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: July 18, 2017
    Assignees: MITSUI HIGH-TEC, INC., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Tadashi Shibuta, Masashi Matsumoto, Tatsuhiko Mizutani, Yoshitada Yamagishi
  • Publication number: 20170198515
    Abstract: A power door opening device comprises a casing; a motor mounted to the casing; a planetary gear unit housed in the casing to reduce rotation speed of the motor; and an output mechanism that transmits reduced rotation from the planetary gear unit to a door to open and close the door. The planetary gear unit comprises a sun gear that rotates with a rotary shaft of the motor; a planetary carrier fixed in the casing; a planetary gear that is rotatably supported to the planetary carrier and meshes with the sun gear; and a ring gear that is rotatably supported in the casing and meshes with the planetary gear. Both ends of the sun gear are supported.
    Type: Application
    Filed: December 9, 2014
    Publication date: July 13, 2017
    Applicant: Mitsui Kinzoku Act Corporation
    Inventor: Kazuyuki Sasaki
  • Patent number: 9703187
    Abstract: The present invention addresses the problem of providing a pellicle which has high EUV transmittance and high strength, while being not susceptible to damage by heat. In order to solve the above-mentioned problem, the present invention provides a pellicle which comprises a pellicle film that has a refractive index (n) of light having a wavelength of 550 nm of 1.9-5.0 and a pellicle frame to which the pellicle film is bonded. The pellicle film has a composition that contains 30-100% by mole of carbon and 0-30% by mole of hydrogen. The intensity ratio of the 2D-band to the G-band, namely (intensity in 2D-band)/(intensity in G-band) is 1 or less, or alternatively, the intensity in the 2D-band and the intensity in the G-band are 0 in the Raman spectrum of the pellicle film.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: July 11, 2017
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Yosuke Ono, Kazuo Kohmura
  • Patent number: 9705369
    Abstract: A method of resin-sealing a laminated core, including inserting permanent magnets 24 into magnet insertion holes 18 of a core body 15, pressing the body 15 with upper and lower dies 11, 12, and injecting resin 29 to the holes 18 from a resin reservoir 17 of the die 11 or 12 via a runner 19 in a removable cull plate 14, one end of the runner 19 having plural resin injection holes 33, 34 per hole 18. The resin 29 presses the magnets 24 in the holes 18 to one sides in a radial direction of the holes 18. Thereby, resin-sealing is performed using the plate 14 and the magnets 24 are arranged in radially outward or inward sides even with narrow gaps between the magnets 24 and the holes 18 or without resin injection holes in centers in a width direction of the holes 18.
    Type: Grant
    Filed: October 9, 2013
    Date of Patent: July 11, 2017
    Assignee: MITSUI HIGH-TEC, INC.
    Inventor: Hisatomo Ishimatsu
  • Patent number: 9701832
    Abstract: A vibration damper of the invention is formed from a polymer composition including (a) 100 parts by weight of a block copolymer including a polymer segment mainly derived from a vinyl aromatic compound and a polymer segment mainly derived from a conjugated diene compound, or a hydrogenated product of the copolymer, (b) 30 to 200 parts by weight of an ethylene.?-olefin copolymer having a kinematic viscosity at 100° C. of 300 to 5000 mm2/s and an ethylene structural unit content of 30 to 80 mol %, and (c) 0 to 100 parts by weight of a polyolefin resin having a MFR of 0.1 to 500 g/10 min. According to the present invention, vibration dampers are provided which exhibit excellent vibration damping properties and transparency and show excellent weather resistance with little discoloration, and polymer compositions are provided which are suited for the production of vibration dampers having excellent vibration damping properties and weather resistance.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: July 11, 2017
    Assignee: MITSUI CHEMICALS, INC.
    Inventor: Nozomi Kamiya
  • Publication number: 20170192349
    Abstract: A pellicle frame containing a frame body, the frame body having a groove formed in one end surface of the frame body, the one end surface being an end surface in a thickness direction of the frame body that is located at a side configured to support a pellicle membrane, and a through-hole that penetrates through a portion between an outer circumferential surface of the frame body and a wall surface of the groove formed in the one end surface.
    Type: Application
    Filed: April 27, 2015
    Publication date: July 6, 2017
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Kazuo KOHMURA, Yosuke ONO, Daiki TANEICHI, Yasuyuki SATO, Toshiaki HIROTA
  • Publication number: 20170190891
    Abstract: Provided are a propylene homopolymer composition for a capacitor film, from which a thin film can be easily produced and which can provide a film with excellent high-temperature voltage resistance, a method for producing the same, and a capacitor film. The propylene homopolymer composition for a capacitor film contains 1% by mass or more and less than 50% by mass of a propylene homopolymer (A1) having predetermined characteristics and more than 50% by mass and 99% by mass or less of a propylene homopolymer (B1) having predetermined characteristics, and has (i) a melt flow rate (MFR) of 1.0 to 10.0 g/10 min and (ii) a chlorine content of 2 ppm by mass or less.
    Type: Application
    Filed: July 30, 2015
    Publication date: July 6, 2017
    Applicants: MITSUI CHEMICALS, INC., PRIME POLYMER CO., LTD.
    Inventor: Katsutoshi OHTA
  • Patent number: 9693912
    Abstract: An object of the invention is to obtain spunbonded nonwoven fabrics including thin hollow fibers which have excellent lightweight properties and uniformity as well as exhibit high strength and flexibility. An aspect of the invention is directed to a spunbonded nonwoven fabric including hollow fibers of a propylene polymer, the hollow fibers satisfying the following requirements (a) to (c): (a) the C-axis orientation is at least 0.85, (b) the average fiber diameter is 5 to 20 ?m, and (c) the hollowness is 5 to 30%.
    Type: Grant
    Filed: February 15, 2012
    Date of Patent: July 4, 2017
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Akio Matsubara, Kenichi Suzuki, Shingo Kajiyama
  • Patent number: 9694558
    Abstract: Disclosed is a multilayer nonwoven fabric for foam molding containing a dense layer and a reinforcing layer provided on at least one side of the dense layer, the reinforcing layer is a staple fiber nonwoven fabric containing thermoplastic resin staple fibers (A) having a fiber diameter of more than 20 ?m, in an amount of 5% by mass to 50% by mass, and hermoplastic resin staple fibers (B) having a fiber diameter of 20 ?m or less, in an amount of 95% by mass to 50% by mass, and conjugate polyester-based staple fibers (C) are contained in an amount of 10% by mass to 40% by mass, the dense layer is a nonwoven fabric having bulk density in a range of from 0.05 g/cm3 to 0.3 g/cm3, and the dense layer and the reinforcing layer are entangled with each other by needle punching.
    Type: Grant
    Filed: September 5, 2014
    Date of Patent: July 4, 2017
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Taro Ichikawa, Norihito Saza
  • Patent number: 9695452
    Abstract: This invention relates to DNA encoding a novel enzyme having activity of synthesizing D-serine from formaldehyde and glycine, recombinant DNA constructed by integrating such DNA into a vector, a transformant transformed with the recombinant DNA, and a method for producing D-serine from formaldehyde and glycine with the use of the enzyme.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: July 4, 2017
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Tadashi Araki, Tomonori Hidesaki, Seiichi Watanabe, Keita Nishida, Kiyoteru Nagahara, Mitsuo Koito
  • Publication number: 20170184957
    Abstract: Provided are a pellicle for extreme ultraviolet light lithography, a method for producing the same, and an exposure method. A pellicle according to the present invention includes a first frame having a pellicle film located thereon; a second frame supporting the first frame; a through-hole running through the first frame; and a filter covering the through-hole on the side of a surface of the first frame on which the pellicle film is located. The through-hole may run through the pellicle film; and the filter may be located on the pellicle film. The filter may be located, adjacent to the pellicle film, on the first frame.
    Type: Application
    Filed: March 9, 2017
    Publication date: June 29, 2017
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Kazuo KOHMURA, Daiki TANEICHI, Takashi KOZEKI, Yosuke ONO, Hisako ISHIKAWA, Tsuneaki BIYAJIMA, Atsushi OKUBO, Yasuyuki SATO, Toshiaki HIROTA
  • Publication number: 20170183443
    Abstract: Disclosed is a polyurethane resin which is obtained by a reaction between a polyisocyanate component, which contains 1,4-bis(isocyanatomethyl)cyclohexane including not less than 80% by mole of trans isomers, and an active hydrogen compound component.
    Type: Application
    Filed: March 13, 2017
    Publication date: June 29, 2017
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Goro KUWAMURA, Toshihiko NAKAGAWA, Daisuke HASEGAWA, Satoshi YAMASAKI
  • Publication number: 20170183488
    Abstract: Provided are a propylene homopolymer composition for a capacitor film, which can provide a film with excellent high-temperature voltage resistance and excellent thin-film stretchability, a method for producing the same, and a capacitor film. The propylene homopolymer composition for a capacitor film contains 50 to 99% by mass of a propylene homopolymer (A1) having predetermined characteristics and 1 to 50% by mass of a propylene homopolymer (B1) having predetermined characteristics, and has (i) a melt flow rate (MFR) of 1.0 to 10.0 g/10 min and (ii) a chlorine content of 2 ppm by mass or less.
    Type: Application
    Filed: July 30, 2015
    Publication date: June 29, 2017
    Applicants: MITSUI CHEMICALS, INC., PRIME POLYMER CO., LTD.
    Inventor: Katsutoshi OHTA
  • Publication number: 20170184956
    Abstract: Provided are a pellicle for extreme ultraviolet light lithography, a production method thereof, and an exposure method. A pellicle according to the present invention includes a first frame having a pellicle film located thereon; a second frame including a thick portion including a first surface carrying a surface of the first frame opposite to a surface on which the pellicle film is located, and also including a second surface connected with the first surface and carrying a side surface of the first frame, the second frame enclosing the pellicle film and the first frame; a through-hole provided in the thick portion of the second frame; and a filter located on an outer side surface of the second frame and covering the through-hole, the outer side surface crossing the surface of the first frame on which the pellicle film is located.
    Type: Application
    Filed: March 9, 2017
    Publication date: June 29, 2017
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Kazuo KOHMURA, Daiki TANEICHI, Yosuke ONO, Hisako ISHIKAWA, Tsuneaki BIYAJIMA, Atsushi OKUBO, Yasuyuki SATO, Toshiaki HIROTA
  • Publication number: 20170183432
    Abstract: A process capable of producing an ethylene/?-olefin copolymer having a high molecular weight even under the conditions of a high polymerization temperature is provided. The process for producing an ethylene/?-olefin copolymer includes copolymerizing ethylene and an ?-olefin having 3 or more carbon atoms in the presence of an olefin polymerization catalyst including a crosslinked metallocene compound (A) represented by the following general formula [I] and a cocatalyst component (B). In the general formula [I], Y is selected from a carbon atom, etc., M is a hafnium atom or the like, R1 to R12 are each selected from a hydrogen atom, a hydrocarbon group, etc., R13 and R14 are each a substituted aryl group or the like, at least one of R13 and R14 is a substituted aryl group having one or more electron-donating substituents having a Hammett substituent constant ? of not more than ?0.2, Q is selected from a halogen atom, etc., and j is an integer of 1 to 4.
    Type: Application
    Filed: February 10, 2015
    Publication date: June 29, 2017
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Koji ENDO, Mayumi HIWARA, Sadahiko MATSUURA, Yoko KOSUGI, Yuichi YAMAMURA, Yusuke MIZOBUCHI
  • Publication number: 20170183893
    Abstract: A vehicle door operating device includes an opening inside lever connected to an inside handle in a door inside a vehicle, a childproof lock lever that moves between a childproof unlock position and a childproof lock position; a switch lever, a childproof sensor and a single engagement pin. When the childproof lock lever is in the childproof lock position, opening action of the inside handle cannot be transmitted to a door latch device, but can be transmitted to the switch lever. When the childproof lock lever is in the childproof unlock position, releasing action of the opening inside lever can be transmitted to door latch devices for holding a door closed via a single engagement pin, but cannot be transmitted to the switch lever. When the childproof lock lever is in the childproof lock position, the releasing action of the opening inside lever cannot be transmitted to the door latch device via the engagement pin, but can be transmitted to the switch lever.
    Type: Application
    Filed: November 5, 2014
    Publication date: June 29, 2017
    Applicant: Mitsui Kinzoku Act Corporation
    Inventors: Kohei Yamashita, Shigenori Hiramoto
  • Publication number: 20170181932
    Abstract: Provided are dental polymerizable monomer compositions that can give cured products having high toughness and high rigidity, and dental compositions containing such dental polymerizable monomer compositions and cured products thereof having high mechanical properties.
    Type: Application
    Filed: March 31, 2015
    Publication date: June 29, 2017
    Applicants: MITSUI CHEMICALS, INC., SHOFU INC., SUN MEDICAL CO., LTD.
    Inventors: Kazuhiko YOSHINAGA, Hiroshi NARUSE, Mitsuji TERAMAE, Kiyomi FUCHIGAMI, Hidefumi FUJIMURA, Masuji TSUCHIKAWA, Hirofumi IMAI
  • Patent number: 9690117
    Abstract: The present invention relates generally to electro-active optical systems, such as a pair of spectacles having one or more lenses that employ electro-active optical structures. In some embodiments, the invention relates to electro-active optical systems having a flexible electrically conductive connection between the lens and the frame.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: June 27, 2017
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Ronald D. Blum, Charles Willey, Joshua Haddock