Patents Assigned to Mitsui
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Patent number: 7354989Abstract: A polymerizable composition and a manufacturing method thereof are provided, in which the composition is capable of meeting requirements of overcoming decrease in production yield of a resin composed of a thioepoxy compound, the decrease being caused by variations in refractive index, hue, and optical strain. In a polymerizable composition containing a compound having at least one structure represented by the above formula (where R1 represents a hydrocarbon having 1 to 10 carbon atoms, R2, R3, and R4 each represent a hydrocarbon group having 1 to 10 carbon atoms or a hydrogen atom.), the total of a thioepoxy compound A, which has at least one structure represented by formula (2) and at least one structure represented by formula (3), and a thioepoxy compound B, which has at least one structure represented by formula (4) and at least one structure represented by formula (3), is 4 mass percent or less with respect to the total mass of the polymerizable composition.Type: GrantFiled: March 11, 2003Date of Patent: April 8, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Hiroyuki Morijiri, Seiichi Kobayashi, Chitoshi Shimakawa, Akinori Ryu, Nobuo Kawato
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Patent number: 7354100Abstract: This slide device comprises a first tension member connected to a distal end of an opening cable, a second tension member connected to a distal end of a closing cable, a lower roller bracket rotatable mounted on a sliding door, a first pin disposed at a front portion of a lower roller bracket, and a second pin disposed at a rear portion of the lower roller bracket. The front of the first tension member is rotatably connected to the first pin and the rear of the second tension member is rotatably connected to the second pin. The first tension member and the second tension member overlap with each other.Type: GrantFiled: January 8, 2007Date of Patent: April 8, 2008Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Kazuhito Yokomori, Hiroshi Satoh
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Publication number: 20080078124Abstract: A horizontal wall is formed with a notch groove. The notch groove is formed by cutting a tip end of the horizontal wall on the side of the vehicle body substantially along an approaching/separating direction between a vehicle body and a slide door. A connecting unit which turnably connects a plate and a roller holder of a connection assembly to each other is movably inserted into the notch groove. The plate and the horizontal wall of the bracket are fastened to each other in a state where they are superposed on each other.Type: ApplicationFiled: September 6, 2007Publication date: April 3, 2008Applicant: MITSUI MINING AND SMELTING CO., LTD.Inventors: Ryoji Shimura, Hiroshi Morinaga
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Patent number: 7352101Abstract: In a laminated iron core in which plural iron core pieces are laminated through caulking projections and caulking holes in which the caulking projections are fitted, and in the iron core pieces except a lowermost layer, the caulking projections and the caulking holes are formed at different positions of a same radius from a rotation center at skewing of the iron core pieces, and the caulking hole is longer in a circumferential direction than the caulking projection fitted in the caulking hole, and when the caulking projection of the iron core piece of an upper layer is fitted in the caulking hole of the iron core piece, a gap is formed in the circumferential direction of each of the caulking holes.Type: GrantFiled: April 14, 2004Date of Patent: April 1, 2008Assignee: Mitsui High-tec, Inc.Inventor: Katsufusa Fujita
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Publication number: 20080075653Abstract: Disclosed is a black pigment having adequate degree of blackness and high electrical resistance at the same time. Specifically disclosed is a granular black pigment containing cobalt which is characterized in that it is composed of an oxide containing at least cobalt and the divalent cobalt content accounts for 40-70% of the total cobalt content. It is preferable that the total cobalt content in a whole particle is 60-80% by mass, and the divalent cobalt content in a whole particle is 20-50% by mass. It is also preferable that the primary particle diameter is 0.02-0.6 ?m.Type: ApplicationFiled: September 16, 2005Publication date: March 27, 2008Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Tomoyuki Hoshino, Koichi Katsuyama, Shoichi Fujiyasu, Takashi Nakashima
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Publication number: 20080071039Abstract: A protective material for a heat sensitive paper, which is an emulsion including water, a water soluble polymer (A), and a hydrophobic polymer (B), at least one of (A) and (B) containing a structural unit derived from a monomer (C) having a sulfonic acid group or a salt thereof. The protective material can provide a higher level of durability (e.g., water resistance, plasticizer resistance, alcohol resistance) against various materials, and can ensure good running stability, as compared with the conventional protective material.Type: ApplicationFiled: September 7, 2005Publication date: March 20, 2008Applicant: Mitsui Chemicals Inc.Inventors: Akinori Etoh, Tomokazu Ishizuka, Yukie Ogawa, Takashi Kojima
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Publication number: 20080067649Abstract: A semiconductor device includes a semiconductor element; a group of back-inner terminals coupled with the semiconductor element through bonding wires and arranged in an area array shape so as to be exposed inside of the bottom; a group of back-outer terminals arranged outside the group of back-inner terminals; a group of front-outer terminals located immediately above the back-outer terminals to be exposed from the front surface, which are electrically coupled with the back-outer terminals located immediately therebelow through coupling conductors, respectively; and a sealing resin which seals the semiconductor element and bonding wires and non-exposed portions of said back-inner terminals, back-outer terminals and front-outer terminals. On at least the respective terminal faces of said back-inner terminals, back-outer terminals and front-outer terminals, noble-metal plated layers are formed.Type: ApplicationFiled: September 11, 2007Publication date: March 20, 2008Applicant: MITSUI HIGH-TEC, INC.Inventors: Kiyoshi MATSUNAGA, Takao SHIOYAMA, Tetsuyuki HIRASHIMA
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Patent number: 7345135Abstract: The invention provides a crosslinkable aromatic resin having a protonic acid group and a crosslinkable group, suitable for electrolytic membranes and binders used in fuel cells, etc., and electrolytic polymer membranes, binders and fuel cells using the resin. The crosslinkable aromatic resin has a crosslinkable group, which is not derived from the protonic acid group and can form a polymer network without any elimination component. This resin exhibits excellent ion conductivity, heat resistance, water resistance, adhesion property and low methanol permeability. Preferably, the crosslinkable group is composed of a C1 to C10 alkyl group directly bonded to the aromatic ring and/or an alkylene group having 1 to 3 carbon atoms in the main chain in which at least one carbon atom directly bonded to the aromatic ring bonds to hydrogen, and a carbonyl group, or a carbon-carbon double bond or triple bond.Type: GrantFiled: April 9, 2004Date of Patent: March 18, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Junichi Ishikawa, Takashi Kuroki, Satoko Fujiyama, Takehiko Omi, Tomoyuki Nakata, Yuichi Okawa, Kazuhisa Miyazaki, Shigeharu Fujii, Shoji Tamai
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Publication number: 20080060398Abstract: A handle apparatus is provided to a door of a vehicle and inside the vehicle compartment. The handle apparatus includes a handle lever, a locking knob, and cover member. A latch mechanism is released and a door of a vehicle can be opened by operating the handle lever. The locking knob is movable between a lock position and an unlock position by moving a lock operational unit in a specific region. The door gets locked when the locking knob is in the lock position, and the door gets unlocked when the locking knob is in the unlock position. The cover member covers at least a rear region of the specific region in which the lock operational unit can move.Type: ApplicationFiled: October 31, 2007Publication date: March 13, 2008Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Jun ODAHARA, Hiroyuki SAKAGAMI
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Publication number: 20080064805Abstract: The present invention provides a process for producing an injection molded product comprising injection molding a mixture containing a thermoplastic resin (A) and a polyolefin wax (B), wherein the mixture has L/L0?1.05, the L being a flow length in the case where the mixture contains the polyolefin wax and the L0 being a flow length in the case where the mixture contains no polyolefin wax, the L and L0 being measured under the conditions of a mold temperature of 40° C. and a resin temperature, Tr, as determined by the following expression: Tr=3/4×Tm+100 (wherein Tm represents a melting temperature (° C.) of the thermoplastic resin), using a spiral flow mold having a thickness of 1 mm and a width of 10 mm.Type: ApplicationFiled: May 31, 2007Publication date: March 13, 2008Applicant: MITSUI CHEMICALS, INC.Inventors: Hirotaka Uosaki, Kuniaki Kawabe, Motoyasu Yasui
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Publication number: 20080063838Abstract: A film carrier tape for mounting electronic components has a wiring with a wire pitch of 35 ?m or less. A method for manufacturing such film carrier tape is also disclosed. The film carrier tape for mounting electronic components is manufactured using a specific flexible conductor foil clad laminate as a wiring forming material. The flexible conductor foil clad laminate includes a base film and a conductor foil having a surface roughness (Rzjis) of a bonded surface of 2.5 ?m or less and a surface roughness (Rzjis) of a resist-side surface of 1.0 ?m or less. The flexible conductor foil clad laminate may be a flexible copper clad laminate in which a glossy-surface-processed electrolytic copper foil has a surface roughness (Rzjis) of a bonded surface of 2.5 ?m or less and a surface roughness (Rzjis) of a resist-side surface of 1.5 ?m or less and in which the copper foil is half etched as required to not less than half an original thickness.Type: ApplicationFiled: September 5, 2007Publication date: March 13, 2008Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Hiroaki Kurihara, Naoya Yasui
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Publication number: 20080053691Abstract: A printed wiring board group includes a plurality of printed wiring boards wherein a difference (???AB) between an average electric resistance (A-ave.) of wires formed in one printed wiring board (A) and an average electric resistance (B-ave.) of wires formed in a printed wiring board (B) adjacent to the printed wiring board (A) is within a range of ±5% of an average electric resistance (AB-ave.) of the wires of the printed wiring boards (A) and (B); and a difference (???ab) between an electric resistance (a-3) of an outermost wire of the printed wiring board (A) and an electric resistance (b-3) of an outermost wire of the printed wiring board (B) is within a range of ±11.05%, preferably within a range of ±6.12%, and is particularly preferably within a range of ±6.00% of the average electric resistance (AB-ave.) of the printed wiring boards (A) and (B).Type: ApplicationFiled: September 5, 2007Publication date: March 6, 2008Applicant: MITSUI MINING & SMELTING CO., LTD.Inventor: Hiroaki Kurihara
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Patent number: 7339299Abstract: A motor comprises a rotor fixed to a shaft and a stator comprising a permanent magnet on the inner circumferential surface of a motor casing. The shaft extends from the opening end of the motor casing and has a worm wheel in a gear casing. The end face of the gear casing has an annular projection. The motor casing has an outward flange at the opening end. When the motor casing is connected with the gear casing, an elastic O-ring is fitted between a space formed by the outer circumferential surface of the annular projection, an outer vertical seat face of the gear casing and a corner of the outward flange thereby achieving suitable alignment of the motor casing with the gear casing. The permanent magnet is made of Nd magnet which is pressingly fitted on the inner circumferential surface of the motor casing.Type: GrantFiled: April 25, 2006Date of Patent: March 4, 2008Assignees: Igarashi Electric Works Ltd., Mitsui Mining And Smelting Co., Ltd.Inventors: Naoto Sesita, Katuyuki Tanaka, Yusuke Mizukoshi, Hiroyuki Kurihara, Yoshihisa Watanabe, Kazuhito Yokomori
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Patent number: 7338984Abstract: By providing a composition in which refractive index can be controlled, and scratch resistivity and adhesion (especially adhesion to a resin having a thiourethane bond or epithiosulfide bond) are excellent when the composition is coated on a base material such as a resin and then cured, the composition comprises (a) a thio(meth)acrylate compound represented by the general formula (1) and (b) ultrafine inorganic particles: wherein a linking(or connecting) group R represents an aliphatic residue, an aromatic residue, an alicyclic residue or a heterocyclic residue or an aliphatic residue having an oxygen atom, a sulfur atom, an aromatic ring, an aliphatic ring, or a heterocycle in the chain; Rm represents each independently a hydrogen atom or a methyl group; and n is an integer of 1 to 4.Type: GrantFiled: July 17, 2003Date of Patent: March 4, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Norio Nakayama, Tomonori Iijima, Toyoharu Hayashi
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Patent number: 7338128Abstract: A seat back lock is included in a seat back of a vehicle. A knob is provided at the top of the seat back. A passenger in the vehicle pushes down the knob to cause the seat back to move from a standing position to a folding position on a seat. In the standing position, a striker extending from the body of the vehicle engages with a hook of the seat back lock. The seat back lock comprises a binding lever and a warning lever connected to the knob. Whenever the strike engages with the hook, the binding lever directly contacts the striker. If the striker incompletely engages with or disengages from the hook, the knob is pulled down by the warning lever to expose an indicator to permit the passenger to visually recognize it.Type: GrantFiled: January 20, 2006Date of Patent: March 4, 2008Assignee: Mitsui Mining and Smelting Co., Ltd.Inventors: Hisashi Inoue, Hiroshi Morinaga, Masahito Minoura, Shinji Suzuki, Keiichi Kondo
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Publication number: 20080050301Abstract: Single-crystal silicon carbide is obtained, which finds a wide variety of applications including semiconductors, and an etching method for single-crystal silicon carbide is provided, by which nitrogen trifluoride plasma is used in single-crystal silicon carbide to obtain a smooth surface. In order to obtain single-crystal silicon carbide having the smoothness (surface roughness) within 150 nm and the material, nitrogen trifluoride-containing gas is subjected to plasma excitation to obtain single-crystal silicon carbide with a smooth surface. It is preferable that the pressure of nitrogen trifluoride gas is in the range of 0.5 to 10 Pa. It is also preferable that the flow rate of the nitrogen trifluoride gas is in the range of 5 to 15 sccm.Type: ApplicationFiled: July 6, 2005Publication date: February 28, 2008Applicants: TOYO TANSO CO. LTD., MITSUI CHEMICALS INC., SUMITOMO OSAKA CEMENT CO., LTD.Inventors: Akimasa Tasaka, Tetsuro Tojo, Minoru Inaba, Atsuhisa Mimoto, Masamichi Tanaka, Kaori Shima
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Patent number: 7336499Abstract: An object of the present invention is to provide a flexible printed wiring board which relaxes stress concentration in the flexible printed wiring board during production steps, thereby preventing wire breakage in inner lead portions and cracking in solder resist which would otherwise be caused during mounting of devices such as IC chips and LSI chips. The flexible printed wiring board of the present invention includes an insulating layer; a wiring pattern formed of a plurality of wirings being juxtaposed, which wiring pattern is formed through patterning a conductor layer stacked on at least one surface of the insulating layer and on which wiring pattern a semiconductor chip is to be mounted; and grid-like dummy patterns formed in a blank area where the wiring pattern is not provided, wherein the dummy patterns are formed in a width direction generally symmetrically with respect to the longitudinal direction of the flexible printed wiring board.Type: GrantFiled: December 15, 2005Date of Patent: February 26, 2008Assignee: Mitsui Mining & Smelting Co., Ltd.Inventor: Kota Hagiwara
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Patent number: 7335716Abstract: An ethylene (co)polymer of the present invention is a (co)polymer with excellent moldability and mechanical properties and either an ethylene homopolymer or a copolymer of ethylene and an ?-olefin of 4 to 20 carbon atoms. The (co)polymer has methyl branches measured by 13C-NMR less than 0.1 in number per 1,000 carbon atoms and Mw/Mn measured by GPC not lower than 1.8 and lower than 4.5. The (co)polymer is either an ethylene homopolymer or a copolymer of ethylene and an ?-olefin of 3 to 20 carbon atoms. The melt tension (MT) and the swell ratio (SR) satisfy the relation; log(MT)>12.9?7.15×SR; and the intrinsic viscosity ([?]) and the melt flow rate (MFR) satisfy the relation; [?]>1.85×MFR?0.192 in the case of MFR?1 and the relation; [?]>1.85×MFR?0.213 in the case of MFR?1. Such an ethylene (co)polymer can be usable for various molding applications and especially suitable for pipes.Type: GrantFiled: June 16, 2000Date of Patent: February 26, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Mamoru Takahashi, Tetsuji Kasai, Junji Saito, Naoto Matsukawa, Kazutaka Tsuru, Makoto Mitani, Terunori Fujita, Shiro Otsuzuki, Tetsuhiro Matsumoto, Toshiyuki Tsutsui
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Patent number: 7335289Abstract: A method of producing high purity electrolytic copper through halide-bath electrowinning is provided. The method includes the steps of: growing copper in dendritic form to be deposited on a cathode; and recovering growth ends of 3.0 mm or shorter from the dendrites.Type: GrantFiled: August 11, 2004Date of Patent: February 26, 2008Assignees: Nippon Mining & Metals Co., Ltd., Mitsui Mining and Smelting Co., Ltd.Inventors: Kenji Haiki, Kazuhiko Motoba, Hiroshi Oda
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Patent number: 7335675Abstract: The present invention provides an aqueous suspension formulation containing (RS)-N-[2-(1,3-dimethylbutyl)thiophene-3-yl]-1-methyl-3-trifluoromethyl-1H-pyrazole-4-carboxamide and having high rain resistance and stable residual effectiveness. A aqueous suspension formulation for foliar application fungicide of the present invention contains a fungicidal active ingredient, (RS)-N-[2-(1,3-dimethylbutyl)thiophene-3-yl]-1-methyl-3-trifluoromethyl-1H-pyrazole-4-carboxamide, and a polyoxyalkylene rosin acid ester or liquid paraffin, and has improved rain resistance on plant leaves and excellent residual effectiveness.Type: GrantFiled: July 7, 2004Date of Patent: February 26, 2008Assignee: Mitsui Chemicals, Inc.Inventors: Koichi Morinaga, Yuji Yanase, Kanemitsu Miyama, Hideo Kawashima