Patents Assigned to Mitsui
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Patent number: 7388051Abstract: The invention provides a propylene polymer composition well balanced and excellent in transparency, flexibility, heat resistance, scratch resistance and rubber elasticity, and a medical tube made from the propylene polymer composition. The propylene polymer composition satisfies all the following properties (A), (B), (C) and (D): (A) the composition shows a loss tangent (tan ?) peak at a temperature in the range of ?20 to 25° C. according to dynamic viscoelasticity measurement (10 rad/s) in a torsion mode, and the peak is 0.5 or above; (B) the storage elastic modulus G? at 20° C. from the dynamic viscoelasticity measurement is in the range of 1.0×107 to 4.9×108 dyn/cm2; (C) the penetration temperature (° C.) determined in accordance with JIS K 7196 is in the range of 60 to 160° C.Type: GrantFiled: January 16, 2004Date of Patent: June 17, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Ryoji Mori, Takashi Nakagawa, Mamoru Kagami, Akira Todo
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Publication number: 20080138709Abstract: A cathode material for a secondary battery containing a cathode active material represented by the general formula LinFePO4 (wherein n represents a number from 0 to 1) as a primary component and molybdenum (Mo), wherein the cathode active material LinFePO4 is composited with the Mo. In a preferred embodiment, the cathode material has conductive carbon deposited on the surface thereof.Type: ApplicationFiled: January 30, 2004Publication date: June 12, 2008Applicant: Mitsui Engineering & Shipbuilding Co., Ltd. Et al.Inventors: Naoki Hatta, Toshikazu Inaba, Izumi Uchiyama
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Publication number: 20080134936Abstract: It is an object of the present invention to provide a conductive ink which enables to form a circuit or the like having excellent adhesion to a substrate and to form a conductor having high film density and low electric resistance. In order to attain the object, a conductive ink comprising metal powder or metal oxide powder dispersed in a dispersion medium, which is characterized in that the dispersion medium contains a metal salt or a metal oxide as a film density improver for increasing film density of a conductor formed by using the conductive ink is adopted. A main solvent constituting the dispersion medium is selected from one or a combination of two or more selected from the group consisting of water, alcohols, glycols and saturated hydrocarbons having a boiling point of 300 deg. C. or less at normal pressure.Type: ApplicationFiled: December 26, 2005Publication date: June 12, 2008Applicant: Mitsui Mining & Smelting Co., Ltd.Inventors: Yoichi Kamikoriyama, Sumikazu Ogata, Kei Anai, Hiroki Sawamoto, Mikimasa Horiuchi, Takashi Mukuno, Katsuhiko Yoshimaru
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Publication number: 20080138252Abstract: A polyisocyanate production system is provided that can stably produce chlorine from hydrogen chloride produced secondarily while reacting stably between carbonyl chloride and polyamine and can perform an effective treatment of the hydrochloric gas produced secondarily. A hydrochloric gas control unit 32 controls a flow-rate control valve 23 to keep constant an amount of hydrogen chloride supplied from a hydrogen chloride purifying tank 4 to a hydrogen chloride oxidation reactor 6 via a second hydrochloric-gas connection line 11 to be constant, and also controls a pressure control valve 22 based on an inner pressure of the hydrogen chloride purifying tank 4 input from a pressure sensor 25 to discharge the hydrochloric gas from the hydrogen chloride purifying tank 4 to the hydrogen chloride absorbing column 5 via a first hydrochloric-gas connection line 10, so as to keep an inner pressure of the hydrogen chloride purifying tank 4 to be constant.Type: ApplicationFiled: March 17, 2006Publication date: June 12, 2008Applicant: MITSUI CHEMICALS POLYURETHANES, INC.Inventors: Masaaki Sasaki, Hirofumi Takahashi, Kouji Maeba, Takao Naito, Kouichirou Terada, Takashi Yamaguchi, Takuya Saeki
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Publication number: 20080137322Abstract: This power unit includes a base plate fixed with an annular coil part, and a slot-shaped insertion hole formed at the base plate and extending in a radiating direction to the annular coil part. After a lead wire of the annular coil part is inserted into the insertion hole from one side of the base plate at which the annular coil part is provided, the lead wire is extended in the radiating direction along the insertion hole. Next, the lead wire is led out to the other side of the base plate. Covers having semicircular shapes in cross section are provided to the ends of the insertion hole.Type: ApplicationFiled: December 28, 2006Publication date: June 12, 2008Applicant: Mitsui Mining & Smelting Co., Ltd.Inventor: Shinichiro Kita
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Publication number: 20080139396Abstract: An object of the present invention is to provide a system for analyzing a sugar chain structure which can determine a complete primary structure of a sugar chain simply and rapidly with a small amount of sample.Type: ApplicationFiled: March 18, 2005Publication date: June 12, 2008Applicants: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, MITSUI KNOWLEDGE INDUSTRY CO., LTD., SHIMADZU CORPORATIONInventors: Akihiko Kameyama, Hisashi Narimatsu, Norihiro Kikuchi, Shuuichi Nakaya
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Publication number: 20080138238Abstract: An object of the present invention is to provide a silver powder which is an unprecedentedly fine particulate silver powder and has a dispersibility more approximate to monodispersibility resulting less aggregation. To achieve the above object, a fine particulate silver powder having unprecedented powder properties in which: a. the average particle diameter DIA of the primary particles obtained by image analysis of a scanning electron micrograph is 0.6 ?m or less; b. the crystallite diameter is 10 nm or less; and c. the sintering starting temperature is 240° C.Type: ApplicationFiled: July 15, 2004Publication date: June 12, 2008Applicant: Mitsui Mining & Selting Co., Ltd.Inventors: Takuya Sasaki, Masashi Kato, Katsuhiko Yoshimaru
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Patent number: 7384583Abstract: The invention provides a method for manufacturing spun-bonded nonwoven fabrics that can reduce the diameter of a filament without decreasing productivity and can stably produce nonwoven fabrics, which comprises quenching a multiple number of continuous melt-spun filaments through spinning nozzles with quench air fed to a quenching chamber, drawing the filaments with drawing air, and depositing the filaments on a moving collector surface, characterized in that the quench air fed to the quenching chamber is divided into at least 2 streams in vertical direction, wherein an air velocity of the quench air in the lowermost stream is set higher than that of the quench air in the uppermost stream.Type: GrantFiled: April 4, 2002Date of Patent: June 10, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Minoru Hisada, Kenichi Suzuki
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Publication number: 20080130196Abstract: It is an object of the present invention to provide a capacitor layer forming material which is applicable to printed wiring boards manufactured through a high-temperature processing of 300° C. to 400° C. of a fluorine-contained resin substrate, a liquid crystal polymer and the like, and exhibits no deterioration of the strength after a high-temperature heating. In order to achieve the object, a capacitor layer forming material for a printed wiring board which comprises a first conductive layer used for forming a top electrode, a second conductive layer used for forming a bottom electrode and a dielectric layer between the first and second conductive layers, characterized in that for the second conductive layer, a nickel layer or a nickel alloy layer is employed. The nickel layer or the nickel alloy layer as the second conductive layer preferably has a thickness of 10 micron meter to 100 micron meter.Type: ApplicationFiled: May 4, 2007Publication date: June 5, 2008Applicant: Mitsui Mining & Smelting Co., Ltd.Inventors: Akihiro Kanno, Naohiko Abe, Akiko Sugioka, Yasuaki Mashiko
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Publication number: 20080131715Abstract: The present invention relates to a resin composition superior in antistatic properties, processability and compatibility comprising 5 to 50 parts by weight of a potassium ionomer (A) of an ethylene-unsaturated carboxylic acid copolymer, 0.5 to 20 parts by weight of an ethylene-unsaturated ester copolymer (B) and 94.5 to 30 parts by weight of another thermoplastic resin (C) such as highly crystalline polyolefin type resin, and a single layer article or a multi-layer article having at least one layer of the resin composition. The resin composition and the multi-layer article are especially useful for a packaging material such as film, sheet and container.Type: ApplicationFiled: February 4, 2004Publication date: June 5, 2008Applicant: Du Pont-Mitsui Polychemicals Co., Ltd.Inventors: Yasuyuki Dewa, Yoshitaka Hironaka
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Publication number: 20080129182Abstract: A lead-free organic sealant with which sealing can be carried out at a temperature lower than 400° C., and which is excellent in strength at high temperature. Specifically, an organic sealant for sealing envelope-constituting members to constitute a vacuum envelope for an image display device, wherein a fired body of the organic sealant has a minimum viscosity of at most 103 Pass within a temperature range of at least 300° C. and lower than 400° C., and the fired body of the organic sealant satisfies 0.99<m400/m20?1.00, where m20 is the mass at 20° C., and m400 is the mass at 400° C.Type: ApplicationFiled: December 17, 2007Publication date: June 5, 2008Applicants: ASAHI GLASS COMPANY LIMITED, MITSUI CHEMICALS INC.Inventors: Yasushi MIZUTA, Akihiro Yamazaki, Yuichi Kuroki, Tsunehiko Sugawara, Kenji Ishizeki
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Publication number: 20080131635Abstract: This invention relates to: a laminate comprising a support, a multilayer film assembled via a hydrogen bond thereon, and a thin film thereon; a self-supported thin film obtained from such laminate; a method for producing such laminate comprising allowing a support to come into contact alternately with two or more types of solutions comprising substances to be laminated to form a multilayer film and forming a thin film via a method selected from among vapor deposition, spin coating, and layer-by-layer adsorption; a method for producing a self-supported thin film comprising immersing the laminate in a pH-adjusted aqueous solution to dissolve the multilayer film and to separate the thin film from the support; a thin film for cell culture and a capsule for a controlled-release drug obtained from the laminate; and a sensor, a separation film, a device for catalytic reactions, and a sample slice for transmission assay obtained from such thin film.Type: ApplicationFiled: November 11, 2005Publication date: June 5, 2008Applicants: Centre National De La Racherche Scientifique, Mitsui Chemicals, Inc.Inventors: Shoko Ono, Gero Decher
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Patent number: 7382042Abstract: The present invention provides a COF flexible printed wiring board whose insulating layer is not melt-adhered to a heating tool, and which exhibits no drop in bonding strength during panel bonding carried out after mounting of semiconductor chips, whereby reliability and productivity of a semiconductor chip mounting line is enhanced. The invention also provides a method of producing the COF flexible printed wiring board.Type: GrantFiled: September 27, 2005Date of Patent: June 3, 2008Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Hidetoshi Awata, Yasuhiro Kiridoshi
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Publication number: 20080125555Abstract: A catalyst for olefin polymerization of the present invention includes a solid titanium catalyst component (I) including titanium, magnesium, halogen, and a cyclic ester compound (a) represented by the following formula (1): wherein n is an integer of 5 to 10; R2 and R3 are each independently COOR1 or R, and at least one of R2 and R3 is COOR1; a single bond (excluding Ca—Ca bonds, and a Ca—Cb bond in the case where R3 is R) in the cyclic backbone may be replaced with a double bond; a plurality of R1's are each independently a monovalent hydrocarbon group having 1 to 20 carbon atoms; and a plurality of R's are each independently a hydrogen atom or a substituent, but at least one of R's is not a hydrogen atom, and an organometal compound catalyst component (II). When this catalyst for olefin polymerization is used, an olefin polymer having a broad molecular weight distribution can be produced.Type: ApplicationFiled: July 26, 2007Publication date: May 29, 2008Applicant: Mitsui Chemicals, Inc.Inventors: Kazuhisa Matsunaga, Hisao Hashida, Toshiyuki Tsutsui, Kunio Yamamoto, Atsushi Shibahara, Tetsunori Shinozaki
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Publication number: 20080122230Abstract: A base plate is fixed to one of a door and a vehicle body of a vehicle. A latch is pivotally secured to the base plate and engages with a striker of the other of the door and the vehicle body, thereby connecting the door to the vehicle body. A ratchet is pivotally secured to the base plate and engages with the latch to allow the door to be held in a closed position. The base plate is fixed to the door or vehicle body with bolts. The striker which engages with the latch is positioned substantially on a straight line between center of the two bolts.Type: ApplicationFiled: June 29, 2007Publication date: May 29, 2008Applicant: Mitsui Mining and Smelting Co., Ltd.Inventors: Hiroshi OKADA, Satoru Nishizawa, Nao Mizumoto
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Publication number: 20080124024Abstract: The present invention is to provide an optical circuit board enabling the easy alignment of the positions of a core of an optical pin with the positions of a core of an optical waveguide layer with a simple structure. The optical circuit board comprises an optical wiring layer (31) having optical waveguides (35) and the optical pin (32) is inserted into a hole (34) formed in the optical wiring layer and cutting a part of the optical waveguide. The optical pin comprises a core (2) and a clad, and first recesses (5) are formed in one of its outer surfaces. Projections (33) used as guides for positioning the optical pin together with the recesses are formed on one of the wall surfaces of the hole.Type: ApplicationFiled: November 22, 2005Publication date: May 29, 2008Applicant: Mitsui Chemicals, Inc.Inventor: Tsuyoshi Shioda
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Publication number: 20080121003Abstract: A base plate is provided in one of a door and a vehicle body of a vehicle. A latch is pivotally secured to the base plate and engages with a striker of the other of the door and the vehicle body. A ratchet engages with the latch to allow the door to be held in a closed position. An emergency-operating portion is mounted to the base plate and manually operated at the interior of the vehicle, so that the ratchet is released from the latch, which is then released from the striker. The door can be opened.Type: ApplicationFiled: June 29, 2007Publication date: May 29, 2008Applicant: Mitsui Mining And Smelting Co., Ltd.Inventors: Hiroshi OKADA, Satoru Nishizawa, Nao Mizumoto
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Publication number: 20080122101Abstract: A semiconductor device having a wiring structure that is enhanced in adhesion between a dielectric thin film and a conductive layer and has high reliability is provided. A method of the invention includes: a step of supplying reactive plasma on a surface of a dielectric thin film in which a plurality of pores are arranged around a skeleton mainly made of a Si—O bond, to perform a pretreatment; a step of forming a conductive film on the surface of the pretreated dielectric thin film by a sputtering method; and before the pretreatment step, bringing a gas containing at least one kind of tetramethylcyclotetrasiloxane (TMCTS), hexamethylsilazane (HMDS) and trimethylchlorosilane (TMCS) molecules into contact with the surface of the dielectric thin film.Type: ApplicationFiled: September 1, 2005Publication date: May 29, 2008Applicants: ROHM CO., LTD., ULVAC INC., MITSUI CHEMICALS, INC.Inventors: Yoshiaki Oku, Nobutoshi Fujii, Kazuo Kohmura
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Device and method of detecting flow rate/liquid kind, and device and method of detecting liquid kind
Patent number: 7377185Abstract: A flow rate/liquid type detecting method for detecting the flow rate of a fluid and, at the same time, detecting any one of or both the type of the fluid and the concentration of the fluid, characterized in that: by using a flow rate/liquid type detecting apparatus comprising a main passage through which a fluid to be detected flows, an auxiliary passage branched from the main passage, and a flow rate/liquid type detecting sensor device provided in the auxiliary passage, is provided, and in conducting any one of or both the detection of the type of the fluid to be detected and the detection of the concentration of the fluid to be detected, an auxiliary passage opening/closing valve is closed, and the fluid to be detected is allowed to temporarily stay within the flow rate/liquid type detecting sensor device to conduct any one of or both the detection of the liquid type and the detection of the concentration, and in detecting the flow rate of the fluid to be detected, the auxiliary passage opening/closing valvType: GrantFiled: July 9, 2004Date of Patent: May 27, 2008Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Toshiaki Kawanishi, Takayuki Takahata, Kenji Tomonari, Kiyoshi Yamagishi, Atsushi Koike, Akiko Kubota, Shin-ichi Inoue -
Patent number: 7377032Abstract: A printed wiring board for mounting electronic components includes an insulating layer and a wiring pattern formed on one surface of the insulating layer, wherein one end portion of a filled via 4 is connected with the wiring pattern and the other end portion is overlaid with a covering layer 9 obtained by applying a conductive paste to cover at least the boundary between the filled via 4 and the insulating layer 2; alternatively, a plating resist 7 is formed at the other end portion to cover at least the boundary between the filled via 4 and the insulating layer 2, and is removed after an end portion of the filled via 4 enclosed within the plating resist 7 is plated to produce a terminal layer, thereby preventing a wet processing liquid such as a tin plating solution from leaking in between the filled via 4 and the insulating layer 2.Type: GrantFiled: November 18, 2004Date of Patent: May 27, 2008Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Shinichi Sumi, Yutaka Iguchi