Patents Assigned to Mitsui
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Publication number: 20080025825Abstract: To provide a container inspection/cargo-handling system capable of efficiently inspecting import/export containers. In order to solve the aforesaid problem, a container inspection/cargo-handling system of the present invention includes an automated guided vehicle (AGV) 18 that travels in circulation in a quay area. Further, on a circulation travel line of the AGV 18, provided are a quay crane 16 loading/unloading a container 14 to/from the AGV 18, a radiation inspection device 20 inspecting a cargo in the container 14 loaded on the AGV 18, and a container transfer means 22 for transferring the container 14 between the AGV 18 and a manned transport vehicle (container transport vehicle) 24.Type: ApplicationFiled: March 11, 2005Publication date: January 31, 2008Applicant: Mitsui Engineering & Shipbuilding Co., Ltd.Inventor: Kiyoshi Fujiwara
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Publication number: 20080026210Abstract: The present invention provides a hard coat, a primer, a light curable coating liquid, a coat film or a resin composition which is free from the generation of an interference fringe when applied on an optical substrate having a refractive index of 1.60 or more, and is excellent in scratch resistance, surface hardness, abrasion resistance, adhesiveness, transparency, heat resistance, photo-durability, weather resistance, ultraviolet interrupting property and the like. The present invention relates to fine particles of a tin-modified rutile-type titanium dioxide obtained through the reaction of an aqueous solution of a titanium compound having a Ti concentration of 0.07 to 5 mol/l at a pH in the range of ?1 to 3 in the co-presence of a tin compound at a molar ratio of tin to titanium (Sn/Ti) of 0.001 to 2, wherein said fine particle has an Sn/Ti composition molar ratio of 0.001 to 0.5, and a short axis and a long axis of a crystal grain diameter thereof have a length of 2 to 20 nm.Type: ApplicationFiled: June 29, 2005Publication date: January 31, 2008Applicant: Mitsui Chemicals, Inc.Inventors: Tomonori Iijima, Norio Nakayama, Toyoharu Hayashi
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Patent number: 7324723Abstract: An optical waveguide having means for performing optical coupling with high efficiency at a predetermined position in an optical circuit substrate and which optionally includes an optical-electrical circuit board. Also provided are an optical waveguide, an optical path thereof being changed in an optical circuit at a steep angle and the optical waveguide for performing coupling and splitting of light being decreased in size in the optical circuit. The optical waveguide has a core and a cladding layer, and a wall surface, which is formed by cutting out at least a part of the core in a thickness direction of the core through irradiation of a laser beam and crosses at least a part of the core, which is a specular surface.Type: GrantFiled: September 17, 2004Date of Patent: January 29, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Tsuyoshi Shioda, Kenji Suzuki
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Publication number: 20080020575Abstract: A semiconductor wafer surface protection sheet which can prevent breakage of a semiconductor wafer even when a circuit-formed surface of the semiconductor wafer has a significant unevenness, and a method for protecting the semiconductor wafer by using such protection sheet. The semiconductor wafer surface protection sheet includes at least one resin layer (A) satisfying a relationship of G? (60)/G? (25)<0.1, where G? (25) is a storage elastic modulus at 25° C., and G? (60) is a storage elastic modulus at 60° C. The semiconductor wafer protecting method using such sheet is also provided.Type: ApplicationFiled: July 16, 2007Publication date: January 24, 2008Applicant: Mitsui Chemicals, Inc.Inventors: Yoshihisa Saimoto, Toshiya Urakawa, Akemi Nakajima, Ikuo Akai, Shin Aihara
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Publication number: 20080014819Abstract: A polypropylene based nonwoven fabric is excellent in surface appearance and stretch properties and exhibits a small residual strain and excellent adhesiveness to polyolefins. The nonwoven fabric is obtained by forming a polypropylene resin composition comprising 1 to 40 weight parts of (i) an isotactic polypropylene, and 60 to 99 weight parts of (ii) a propylene/ethylene/?-olefin copolymer obtained by copolymerizing 45 to 89 mole % of propylene, 10 to 25 mole % of ethylene and the balance of ?-olefin having 4 to 20 carbon atoms (with the proviso that the copolymerized amount of the ?-olefin having 4 to 20 carbon atoms does not exceed 30 mole %), characterized by a small residual strain after stretching at a stretch ratio of 150%. The nonwoven fabric can be effectively used as sanitary materials or the like by virtue of its characteristics including stretch properties.Type: ApplicationFiled: November 25, 2005Publication date: January 17, 2008Applicant: MITSUI CHEMICALS, INC.Inventors: Kenichi Suzuki, Akio Matsubara, Shigeyuki Motomura
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Publication number: 20080015331Abstract: An aliphatic polyester copolymer comprising an aliphatic carbonate unit (a) and an aliphatic polyester unit (b), and a molded body composed of said aliphatic polyester copolymer. The aliphatic polyester copolymer is excellent in heat resistance while having adequate mechanical properties and properties in the molten state.Type: ApplicationFiled: May 25, 2005Publication date: January 17, 2008Applicant: MITSUI CHEMICALS, INC.Inventors: Yuji Terado, Masaru Wada, Tatsuhiro Urakami
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Publication number: 20080006734Abstract: It is an object to provide a reel capable of expecting strength and dimensional accuracy almost equivalent to those of a metal reel, preventing product failures from being caused by the generation of metal powder, exchanging only a damaged part even in the case in which the part of a member for protecting the reel main body is damaged, being manufactured at a low cost by the miniaturization of a metal mold structure, and preventing a carrier tape and a wiring pattern from being damaged or broken as much as possible.Type: ApplicationFiled: May 31, 2006Publication date: January 10, 2008Applicants: Mitsui Mining & Smelting Co., Ltd., Kyushu Seimitsu Kiki Co., Ltd.Inventors: Yuji Tejima, Nozomu Kitajima, Masao Kawauchi, Shuichi Yamamoto, Tomonori Noda
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Publication number: 20080006441Abstract: A wiring board with folding endurance includes an insulating film and a copper-containing wiring pattern on a surface of the insulating film, and includes an insulating resin coating layer formed on the wiring pattern such that terminals are exposed. The wiring board has any of the constitutions (A), (B), (C) and (D) below. (A) The wiring pattern includes copper particles having a mean crystal particle diameter in the range of from 0.65 to 0.85 ?m as determined by EBSP; not more than 1% of the volume of the wiring pattern is accounted for by copper crystal particles having a particle diameter of less than 1.0 ?m as determined by EBSP; and copper crystal particles that are [100] oriented in the longitudinal direction of a lead of the wiring pattern account for from 10 to 20% of the volume of the wiring pattern as determined by EBSP.Type: ApplicationFiled: July 3, 2007Publication date: January 10, 2008Applicant: Mitsui Mining & Smelting Co., Ltd.Inventors: Makoto Yamagata, Hiroaki Kurihara, Naoya Yasui, Noriaki Iwata
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Patent number: 7317055Abstract: An adhesive resin for a liquid crystal polymer, comprising a modified polyolefin (D) prepared by graft polymerizing at least one epoxy group-containing ethylenically unsaturated monomer (B) to a polyolefin (A) obtained by polymerizing one or more olefins selected from ethylene and ?-olefin having from 3 to 20 carbon atoms, in an amount in the range of from 0.01 to 50% by weight, with the proviso that the modified polyolefin is 100% by weight. The modified polyolefin (D) can be combined with a thermoplastic resin (E) to form an adhesive resin composition.Type: GrantFiled: March 14, 2003Date of Patent: January 8, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Seiji Ota, Kazuo Toyota
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Publication number: 20080004358Abstract: It is an object to provide a superfine copper powder slurry which enables finer-pitch wirings formation on the substrates when it is used for an electroconductive ink or an electroconductive paste for wirings. In order to achieve the object, a superfine copper powder slurry produced by suspending a superfine copper powder having powder characteristics of the value DTEM (micron meter) of 0.01 to 0.1, the ratio D50/DTEM of 1.0 to 1.5 and the ratio grain size/DTEM of 0.2 to 1 in a solvent, where (DTEM is) an average primary particle diameter of the powder particle diameter directly measured from observation image of TEM and calculated with observation magnification, and D50 is a particle diameter at 50% cumulative particle size examined by Doppler scattering photo analysis.Type: ApplicationFiled: December 16, 2005Publication date: January 3, 2008Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Akira Aoki, Yoshinobu Nakamura, Takahiko Sakaue, Katsuhiko Yoshimaru
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Patent number: 7314905Abstract: A film that has high rigidity and high heat resistance and good releasability from a roughened copper foil surface, which is subjected to surface oxidization or etching treatment with acid, such as a black oxidized copper foil surface and that is suitable as a release film for producing an MLB; and a process for producing the same. A drawn film having a layer (A) which comprises a copolymer that is made from 4-methyl-1-pentene and ethylene or an ?-olefin, except 4-methyl-1-pentene, having 3 to 20 carbon atoms and that comprises 80% or more by mole of 4-methyl-1-pentene, the thermal coefficient of contraction of the film being 20% or more in the film-drawn direction, or the peel area of the film being 50% or more when the film, together with a copper foil surface subjected to roughening treatment, is subjected to heating and pressing treatment. This film is suitable for producing an MLB and has good releasability from the roughened copper foil surface, for example, a black oxidized copper foil surface.Type: GrantFiled: March 26, 2004Date of Patent: January 1, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Shigetoshi Nishijima, Shinichi Imuta, Toshiyuki Hirose
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Patent number: 7314594Abstract: A hydrogen storage alloy is provided which, when used in a battery, has high drain (power) performance and charge acceptance that are excellent, and in addition, cracks are few, and cycle life performance are excellent, to be used in large batteries, in particular for electric vehicles, hybrid electric vehicles, high-power use, and the like. The hydrogen storage alloy is a hydrogen storage alloy having phase conversion accompanying the variation of hydrogen storage capacity (H/M) and is in a single phase or in a state close to a single phase when the above-mentioned hydrogen storage capacity (H/M) is in a range of 0.3 to 0.7 or 0.4 to 0.6.Type: GrantFiled: December 26, 2003Date of Patent: January 1, 2008Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Daisuke Mukai, Kiyotaka Yasuda, Mitsuhiro Wada, Yasunori Tabira, Shinya Kagei, Hidetoshi Inoue
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Publication number: 20070299181Abstract: A partially cross-linked polymer composition obtainable by dynamically heat-treating: 95 to 50% by weight of a resin (A) comprising a defined ethylene copolymer, and 5 to 50% by weight of a resin (B) comprising a two or more-component propylene copolymer containing 0.1 to 20% by mol of units derived from ?-olefins other than propylene, or a blend of the two or more-component propylene copolymer and a propylene homopolymer which can be in the presence of defined amount of an organic peroxide (C) based on 100 parts by weight of the total amount of the resins (A) and (B). A process for producing the polymer compositions is also provided.Type: ApplicationFiled: December 1, 2006Publication date: December 27, 2007Applicant: DU PONT-MITSUI POLYCHEMICALS CO., LTD.Inventors: Kazuyuki Nakata, Norihiko Sato, Toshiyuki Maeda, David Walsh, Herbert Bendler
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Publication number: 20070295938Abstract: An object of the present invention is to provide an electro conductive tin oxide powder which is free from toxic dopant, e.g., antimony, which can provide excellent conductivity to a polymer, and easy to disperse in a paint and the conductive film formed shows excellent transparency; and also provide the method for producing an electro conductive tin oxide powder. In order to achieve the above objects, the present invention disclose the electro conductive tin oxide powder which is characterized in that it is free from a dopant and the paint prepared with it gives conductive film which shows a Haze value of 5% or less and surface resistance of 1010?/ or less.Type: ApplicationFiled: February 4, 2005Publication date: December 27, 2007Applicant: Mitsui Mining & Smelting Co., Ltd.Inventors: Hiroshi Fujii, Koichi Kawaraya, Katsuhiko Yoshimaru, Hiroyuki Shimamura
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Publication number: 20070299199Abstract: A process for producing a cycloolefin resin composition comprising a cycloolefin resin and an additive by using a twin-screw extruder is provided, in which loss of the additive caused by volatilization through a vent during kneading is reduced and kneading of resin material with the additive can be sufficiently carried out. When the cycloolefin resin and the additive are kneaded by using a vented twin-screw extruder (10) to produce the cycloolefin resin composition containing the additive, an additive introduction opening (3) is disposed downstream of a vent (2) located nearest to a discharge opening (13) of the twin-screw extruder, and the additive is charged through the additive introduction opening located at a distance from the discharge opening of the twin-screw extruder in the range between longer than 10D and not longer than 30D.Type: ApplicationFiled: December 27, 2005Publication date: December 27, 2007Applicant: Mitsui Chemicals, Inc.Inventors: Kimiyoshi Miura, Sadao Yoshimoto, Noboru Koga, Takeshi Suzuki, Atsushi Shibuya
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Patent number: 7312245Abstract: A fungicide can be provided by using, as an active ingredient, a diamine derivative of the following general formula (1): wherein R1 to R7 represent a specific substituent such as an alkyl group with 1 to 6 carbon atoms, and R8 represents an aryl group, which may be substituted or a heteroaryl group, which may be substituted.Type: GrantFiled: July 18, 2002Date of Patent: December 25, 2007Assignee: Mitsui Chemical, Inc.Inventors: Yutaka Chiba, Hidenori Daido, Tomohisa Akase, Hirozumi Matsuno, Junro Kishi
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Patent number: 7311350Abstract: A door device has a plurality of doors that open or close a single opening in a vehicle. The doors have mutually opposing opening ends. A door interlock mechanism interlocks the opening ends of the doors when the doors receive an impact from the exterior of the vehicle while both the doors are in closed states.Type: GrantFiled: May 5, 2005Date of Patent: December 25, 2007Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Jiro Mitsui, Hiroki Hattori
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Patent number: 7312284Abstract: A process for producing a polar olefin copolymer comprises copolymerizing a non-polar olefin and a polar olefin in the presence of a transition metal compound selected from Groups 4, 5, 6 and 11 of the periodic table, which is represented by the following formula (IV): wherein M? is a transition metal atom selected from Groups 4, 5, 6 and 11 of the periodic table, m is an integer of 1 to 6, A is —O—, —Si—, —Se—, —N(R6)—, n is a number satisfying a valence of M?, R1 to R4 and R6 are each a hydrogen atom, a halogen atom, a hydrocarbon group and the like, and X is a halogen atom, an oxygen atom, a hydrocarbon group and the like, and at least one compound (B) selected from the group consisting of an organometallic compound (B-1), an organoaluminum oxy-compound (B-2) and an ionic ionizing compound (B-3). Therefore, the process is capable of obtaining a polar olefin copolymer having excellent properties under mild polymerization conditions.Type: GrantFiled: October 20, 2005Date of Patent: December 25, 2007Assignee: Mitsui Chemicals, Inc.Inventors: Yoshihisa Inoue, Shigekazu Matsui, Yasuhiko Suzuki, Yasunori Yoshida, Yukihiro Takagi, Terunori Fujita, Tomoaki Matsugi, Takashi Nakano
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Publication number: 20070292733Abstract: This invention provides a binder for a fuel cell which has high adhesion, low methanol solubility, high methanol permeability and high proton conductivity, a composition for electrode formation, an electrode for a fuel cell, and a fuel cell using them. The binder is particularly suitable for a binder for a direct methanol type fuel cell which requires high proton conductivity. The binder for a fuel cell comprises a block copolymer which comprises a block having a repeating structural unit of a divalent aromatic group that contains a protonic acid group and a block having a repeating structural unit of a divalent aromatic group that does not contain a protonic acid group, and which has a glass transition temperature (Tg) of 180° C. or less. In particular, it is preferable that the block copolymer has an ion exchange group equivalent of from 200 to 1,000 g/mole and a weight retention ratio of 90% or more as measured by immersion in a 64 weight % aqueous methanol solution at 25° C. for 24 hours.Type: ApplicationFiled: July 21, 2005Publication date: December 20, 2007Applicant: Mitsui Chemicals, Inc.Inventors: Masahiro Toriida, Junichi Ishikawa, Takehiko Omi, Satoko Fujiyama, Kuniyuki Takamatsu, Shoji Tamai
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Publication number: 20070293631Abstract: A polyether polyol grafted with hydroxyl group-containing (meth)acrylate related to the present invention has an ester group represented by formula (1) below in the molecule. (In the formula, R1 represents a hydrogen atom or a methyl group, and R2 is an alkylene group having 1 to 18 carbon atoms.) This polyether polyol is suitably used as a raw material for polyurethane resin cured products excellent in mechanical strength and weather resistance.Type: ApplicationFiled: October 20, 2005Publication date: December 20, 2007Applicant: MITSUI CHEMICALS POLYURETHANES, INC.Inventors: Tamotsu Kunihiro, Shinsuke Matsumoto, Tsuyoshi Iwa