Patents Assigned to Mitsui
  • Publication number: 20080215016
    Abstract: Medical tubes are well balanced in transparency, flexibility, heat resistance, scratch resistance and rubber elasticity. The medical tubes including a propylene polymer composition (A) that contains a polymer with propylene units, at least part of the polymer having an isotactic structure and the total of the propylene units of the polymer being in an amount of 65 to 82 mol % (the total of the structural units of the polymer in the composition is 100 mol %), and that satisfies the following (a1), (a2) and (b1): (a1) the modulus in tension is in the range of 5 to 25 MPa as determined in accordance with JIS K 6301; (a2) the penetration temperature is 120° C. or above as determined in accordance with JIS K 7196; and (b1) when a tube being made of the composition (A) and having an inner diameter of 2.1 mm, an outer diameter of 3.
    Type: Application
    Filed: November 25, 2005
    Publication date: September 4, 2008
    Applicants: MITSUI CHEMICALS, INC., OTSUKA PHARMACEUTICAL FACTORY, INC.
    Inventors: Kouichi Igarashi, Sadamu Shirokuma, Ryoji Mori, Isamu Tateishi, Hitoshi Mori, Rie Ishii
  • Publication number: 20080206311
    Abstract: The invention provides a sucrose activity inhibitor and a glucoamylase activity inhibitor comprising one or more saccharides selected from the group consisting of palatinose, trehalulose and palatinit. Further, the invention provides a food or feed comprising the sucrose activity inhibitor and/or the glucoamylase activity inhibitor.
    Type: Application
    Filed: March 28, 2006
    Publication date: August 28, 2008
    Applicant: MITSUI SUGAR CO., LTD.
    Inventors: Jun Kashimura, Yukie Nagai, Tadashi Ebashi, Toshinao Goda
  • Patent number: 7416745
    Abstract: A preventive or remedy for infection, an anti-endotoxin agents, a vaccine adjuvants and a growth promoter each comprising a sugar cane-derived extract as an active ingredient which agent is safe to man and animals. Also presented are foods and feeds comprising these agents.
    Type: Grant
    Filed: November 1, 2006
    Date of Patent: August 26, 2008
    Assignee: Mitsui Sugar Co. Ltd
    Inventors: Takeo Mizutani, Kenji Koge, Yukie Nagai, Hiroshi Murakami, Toshikazu Kawai, Jun Kashimura, Takeo Shimizu, Seiichi Araki, Mamoru Suzuki
  • Publication number: 20080201086
    Abstract: Method and apparatus for measuring an amount of ammonia generated from a sample solution being an aqueous urea solution, an aqueous ammonium formate solution, or an aqueous mixture thereof, includes: applying a pulse voltage to a heating element for a predetermined time to heat the sample solution using the heating element; measuring a thermal conductivity-dependent output value and a kinetic viscosity-dependent output value that are electrical outputs dependent on electric resistivity of a temperature-sensitive element; calculating a urea concentration X wt % and an ammonium formate concentration Y wt % in the sample solution from a relationship between the thermal conductivity-dependent output value and the kinetic viscosity-dependent output value; calculating a urea amount A and an ammonium formate amount B in the sample solution from their concentrations and an amount of the sample solution; and determining the amount of generated ammonia with data thus obtained.
    Type: Application
    Filed: January 29, 2008
    Publication date: August 21, 2008
    Applicant: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Atsushi Koike, Mayuko Tsuruda
  • Patent number: 7413815
    Abstract: The invention concerns multilayered structures useful for forming capacitors, which may be embedded within printed circuit boards or other microelectronic devices. The multilayered structure comprises a pair of parallel electrically conductive layers separated by a pair of dielectric layers and a central polymerizable layer. Each of the dielectric layers and the central layer may include a filler. Capacitors formed from the multilayered structures of the invention exhibit excellent short circuit resistance as well as excellent void resistance.
    Type: Grant
    Filed: February 19, 2004
    Date of Patent: August 19, 2008
    Assignee: Oak-Mitsui Inc.
    Inventor: Pranabes K. Pramanik
  • Patent number: 7411017
    Abstract: A thermoplastic elastomer excellent in rubber elasticity and extrudability and a molded object thereof. The thermoplastic elastomer comprises a partly or wholly crosslinked rubber (A), an isotactic polypropylene (B) having an isotactic pentad content of 0.8 or higher, a syndiotactic polypropylene (C) having a syndiotactic pentad content of 0.6 or higher, and a softener (D), the content of the syndiotactic of the syndiotactic polypropylene (C) being in the range of 0.5 to 10 wt. % based on the sum of the crosslinked rubber (A), isotactic polypropylene (B), syndiotactic polypropylene (C), and softener (D), the thermoplastic elastomer having a melt flow rate of 0.01 to 1000 g/10 min as measured in accordance with ASTMD 1238 at 230° C. under a load of 10 kg. The molded object is obtained by extrusion-molding the elastomer.
    Type: Grant
    Filed: August 26, 2003
    Date of Patent: August 12, 2008
    Assignee: Mitsui Chemicals, Inc.
    Inventor: Tadashi Imai
  • Patent number: 7410217
    Abstract: In a vehicle seat lock, an operating knob is provided at the top of the seat back of a chair. The operating knob is joined to the inner end of the bell crank at the lower end. The bell crank is pivotally secured to a bracket in the seat back. The outer end of the bell crank has the first and second elongate openings. The upper end of the first connecting rod slidably engages in the first elongate opening, and the upper end of the second connecting rod slidably engages in the second elongate opening. The lower end of the first connecting rod is coupled to a sensing member which detects invasion of the striker. The lower end of the second connecting rod is coupled to an opening lever which allows a hook member to disengage from a striker fixed to the vehicle body.
    Type: Grant
    Filed: January 23, 2007
    Date of Patent: August 12, 2008
    Assignee: Mitsui Mining and Smelting Co. Ltd.
    Inventors: Hisashi Inoue, Shigeo Kakuta, Naoya Seto, Masahito Minoura, Shinji Suzuki
  • Publication number: 20080185700
    Abstract: The invention provides an adhesive tape which acts as a dicing tape which is excellent in dicing property and pickup property in a dicing step, and as an adhesive tape which is excellent in connection reliability in a step of bonding a semiconductor device with a supporting member. The adhesive film comprises a layer in which an adhesive layer (A) comprising an olefin polymer and an adhesive layer (B) are directly laminated to each other, wherein the 180° peel strength between the layer (A) and the layer (B) is not more than 0.7 N/10 mm.
    Type: Application
    Filed: April 28, 2005
    Publication date: August 7, 2008
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Nobuhiro Takamatsu, Shin Aihara
  • Publication number: 20080184775
    Abstract: A fluid identification device includes a fluid detection part which is equipped with a temperature detector for fluid detection and a heating element disposed in the vicinity of the temperature detector and disposed on the identification target fluid side, a fluid detection circuit connected to the fluid detection part and an identification operation part which performs identification of an identification target fluid based on the output of the fluid detection circuit are contained in an identification sensor module main body.
    Type: Application
    Filed: September 18, 2007
    Publication date: August 7, 2008
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Kiyoshi Yamagishi, Toshimi Nakamura, Kiyotaka Yanagi, Akiko Kubota
  • Patent number: 7407822
    Abstract: The invention provides an inspection apparatus and an inspection method for detecting defects, a punching apparatus, and a method for controlling a punching apparatus, for the purpose of immediate detection of debris from being lifted toward the surface of an insulating film for film carrier tape, which debris tends to occur during punching of the insulating film for film carrier tape by use of a punching mold, whereby the number of pieces having defects on the film surface caused by attachment of debris from being lifted or foreign matter is reduced to a minimum possible number.
    Type: Grant
    Filed: April 20, 2005
    Date of Patent: August 5, 2008
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Kazuyoshi Kato, Naoaki Horiai
  • Publication number: 20080181810
    Abstract: A magnetic film of an oxide-containing cobalt base alloy has a smaller coercivity difference than conventional magnetic films. A target material and a sputtering target of the invention are capable of forming the magnetic film. A manufacturing method of the target material is also disclosed. The magnetic film of an oxide-containing cobalt base alloy and the oxide-containing cobalt base alloy target material each have a Fe content of 100 ppm or less. The sputtering target includes the target material bonded to a backing plate. The manufacturing method of the oxide-containing cobalt base alloy target material includes preparing a Co—Cr alloy by melting Cr ingot and at least one Co source selected from Co ingot and Co powder, preparing Co—Cr alloy powder by atomizing the Co—Cr alloy, preparing a mixed powder by mixing the Co—Cr alloy powder, Pt powder and oxide powder, and sintering the mixed powder after forming or simultaneously with forming.
    Type: Application
    Filed: September 18, 2007
    Publication date: July 31, 2008
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventor: Kazuteru Kato
  • Patent number: 7404605
    Abstract: In a vehicle seat lock, a striker is mounted to a vehicle body and a hook member is mounted to the seat back. The striker comprises the first and second engagement portions which selectively engage in first and second engagement grooves of the hook member to hold the seat back in two kinds of standing positions. The hook member is pivotally secured on a pivot to open and molded with synthetic resin to buffer impacting of the striker.
    Type: Grant
    Filed: January 23, 2007
    Date of Patent: July 29, 2008
    Assignees: Mitsui Mining and Smelting Co., Ltd, Toyota Boshoku Kabushiki Kaisha
    Inventors: Hisashi Inoue, Shigeo Kakuta, Naoya Seto, Masahito Minoura, Shinji Suzuki, Isao Shinagawa, Toshikazu Araki, Kazunori Tahashi
  • Patent number: 7405030
    Abstract: An optical recording medium containing one or more compounds selected from imide compounds having a metallocene residue in a recording layer and an imide compound represented by a general formula (1): wherein a ring AR represents a substituted or unsubstituted aromatic ring residue or a residue formed by combining two or more aromatic ring residues via one or more linking groups; n represents the number of imide groups bonded to the ring AR; Am represents any one of substituents A1 to An bonded to a nitrogen atom of each imide group; and m represents an integer of from 1 to n, with the proviso that at least one substituent selected from the group consisting of A1 to An is one having at least one substituted or unsubstituted metallocene residue.
    Type: Grant
    Filed: July 10, 2007
    Date of Patent: July 29, 2008
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Akira Ogiso, Hiroyoshi Shiozaki, Tsutomu Ishida, Hisashi Tsukahara, Tsutami Misawa, Koji Inoue, Tadashi Koike, Keiji Ueno, Yuji Inatomi, Ryousuke Nara
  • Patent number: 7404878
    Abstract: In a gas diffusion electrode assembly, and in an electrolyzer using the same, a bonding piece having on at least one surface a perfluorosulfonic acid layer, a perfluorosulfonyl fluoride layer or an alkyl ester of perfluorocarboxylic acid layer is positioned at its perfluoro compound layer surface with respect to the gas diffusion electrode assembly. Adjacent gas diffusion electrodes are heat fusion bonded together, or heat fusion bonding is carried out using the bonding piece in a frame form. Adjacent gas diffusion electrodes are sealed up by heat fusion bonding, using a material that is similar to the material that forms the gas diffusion electrodes.
    Type: Grant
    Filed: March 30, 2004
    Date of Patent: July 29, 2008
    Assignees: Chlorine Engineers Corp., Ltd., Tosoh Corporation, Mitsui Chemicals, Inc., Toagosei Co., Ltd., Kaneka Corporation, Asahi Glass Company, Limited, Asahi Kasei Chemicals Corporation, Daiso Co., Ltd., Tokuyama Corporation
    Inventors: Shinji Katayama, Kiyohito Asaumi, Hiroaki Aikawa, Tsugiyoshi Osakabe, Mitsuharu Hamamori, Tatsuhito Kimura, Koji Saiki, Kenji Nonomura, Naoya Okada, Osamu Ichinose
  • Publication number: 20080174975
    Abstract: Disclosed is a flexible wiring substrate which does not form anomalous deposition of tin-bismuth alloy plating, through prevention of exfoliation, during the process of plating with tin-bismuth alloy, of a solder resist layer. A method for producing the flexible wiring substrate is also disclosed.
    Type: Application
    Filed: February 28, 2008
    Publication date: July 24, 2008
    Applicant: Mitsui Mining & Smelting Co., Ltd.
    Inventor: Hiroaki KURIHARA
  • Publication number: 20080176062
    Abstract: The present invention relates to a thermoplastic resin composition comprising (A) ionomer of ethylene/(meth)acrylic acid copolymer 60 to 96.7% by weight, (B) ethylene or alpha-olefin/glycidyl monomer copolymer 0.3 to 10% by weight and (C) propylene/alpha-olefin copolymer 3 to 30% by weight. The resin composition has excellent processability, workability, visual qualities, abrasion resistance, scratch resistance, surface hardness, stain resistance, heat resistance, etc, and is usable for building materials such as handrails, flooring materials and wall papers; car interior-exterior parts, toys, stationery, sundries, etc.
    Type: Application
    Filed: December 31, 2007
    Publication date: July 24, 2008
    Applicant: DU PONT-MITSUI POLYCHEMICALS CO., LTD.
    Inventors: Shigenori Nakano, Nobuyuki Maki, Chikara Ichinoseki
  • Publication number: 20080177014
    Abstract: A polymerization catalyst composition for a radically polymerizable monomer of the present invention comprises a transition metal-containing phosphazenium composition which is produced by mixing a phosphazenium compound with a compound of a transition metal belonging to Groups 4 to 12 in the periodic table and an organic halogen compound.
    Type: Application
    Filed: February 21, 2006
    Publication date: July 24, 2008
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Makoto Suzuki, Yoshihisa Inoue, Tadahito Nobori, Yoshihiro Yamamoto
  • Publication number: 20080174016
    Abstract: A flexible printed wiring board is characterized by a laminate formed by directly laminating an electrodeposited copper foil having S side and M side, each of S side and M side having a different surface roughness, the surface roughness (Rzjis) of the deposition plain side being 1.0 ?m or less, and the glossiness of the M side [Gs(60°)] being 400 or more, on a surface of an insulating layer being a substrate layer made of a resin having both of an imide structure and an amide structure in the molecule; and forming a wiring pattern by etching the electrodeposited copper foil. By using a resin having both of an imide structure and an amide structure in the molecule as the insulating layer, a flexible printed wiring board having excellent properties such as mechanical properties, heat resistance, alkali resistance and the like, especially a COF substrate is provided.
    Type: Application
    Filed: December 27, 2007
    Publication date: July 24, 2008
    Applicant: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Tetsuro Sato, Makoto Yamagata, Noriaki Iwata
  • Patent number: 7402638
    Abstract: The present invention relates to a propylene random copolymer which satisfies the following requirements [1] to [4], and to various useful molded products obtained by molding the propylene random copolymer: [1] the concentration (Pa, % by mole) of a skeletal constituent derived from propylene (a), and the concentration (Px, % by mole) of a skeletal constituent derived from at least one olefin selected from ethylene (b) and ?-olefins having 4 to 20 carbon atoms (c), each of which is contained in the propylene random copolymer, satisfy the following relational expressions (Eq-1) to (Eq-3): 85?Pa<100??(Eq-1) 0<Px?15??(Eq-2) Pa+Px=100;??(Eq-3) [2] the concentration (Pa, % by mole) of the skeletal constituent derived from propylene (a) contained in the propylene random copolymer, and the melting point (Tm) measured with a differential scanning calorimeter satisfy the following relational expression (Eq-4): 135?4×(100?Pa)<Tm<165?4×(100?Pa);??(Eq-4) [3] the total amount of 2,1-bonded and 1,3-bon
    Type: Grant
    Filed: August 20, 2004
    Date of Patent: July 22, 2008
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Shuji Matsumura, Keita Itakura, Satoshi Hashizume, Akihiro Inukai, Kouichirou Yamamoto, Ayako Kadosaka, Yoshio Sasaki, Masashi Higuchi, Hiroshi Nishikawa
  • Patent number: 7402710
    Abstract: An industrial process for producing hydroxyaldehydes efficiently, by solving the problems of conventional DERA, such as low stability against aldehydes, low catalytic activity for aldol condensation, and the difficulty of controlling the number of acetaldehyde molecules to be condensed, is provided. According to the process, aldol condensation of a substituted or unsubstituted aliphatic aldehyde compound having 2 to 6 carbon atoms with acetaldehyde is conducted by using D-2-deoxyribose-5-phosphate aldolase which is highly stable against aldehydes and has high catalytic activity for aldol condensation, whereby a hydroxyaldehyde compound having the number of carbon atoms increased by two or four can be produced.
    Type: Grant
    Filed: March 28, 2005
    Date of Patent: July 22, 2008
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Kazuya Matsumoto, Yasushi Kazuno, Norikazu Higashimura, Toshihisa Ohshima, Haruhiko Sakuraba