Patents Assigned to Mitsui
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Patent number: 8338476Abstract: Contemplated methods and compositions further increase susceptibility of sensitized MRSA against various antibiotic drugs. Most preferably, the MRSA is already sensitized with a galloylated catechin (e.g., ECG), and further sensitization is achieved by exposure to a non-galloylated catechin (e.g., EC), and most preferably the corresponding non-galloylated catechin.Type: GrantFiled: December 29, 2005Date of Patent: December 25, 2012Assignees: Mitsui Norin Co, Ltd., The School of Pharmacy, University of LondonInventors: Paul Stapleton, Yukihiko Hara, Peter Taylor
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Patent number: 8338557Abstract: Olefin polymer with narrow molecular weight distribution and specific molecular weight, olefin polymer having functional group introduced at terminal, tapered polymer containing segment wherein monomer composition continuously changes in the polymer chain, olefin polymer having different segments bonded to each other, and process for preparing these polymers. The olefin polymers are polymers of C2-20 carbon atom olefins and have a number-average molecular weight of ?500 and Mw/Mn of ?1.5. In syntheses, an olefin of 2-20 carbon atoms is polymerized in the presence of a catalyst comprising a transition metal compound represented by the formula LmMXn wherein M is a transition metal atom of Group 3-11, m is 1-5, n is a number satisfying a valence of M, L is a ligand—coordinated to the central metal M—which contains a heteroatom having no direct bond to the central metal, and X is e.g. halogen or a hydrocarbon.Type: GrantFiled: December 1, 2008Date of Patent: December 25, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Makoto Mitani, Yasunori Yoshida, Junichi Mohri, Kazutaka Tsuru, Seiichi Ishii, Shinichi Kojoh, Tomoaki Matsugi, Junji Saito, Naoto Matsukawa, Shigekazu Matsui, Takashi Nakano, Hidetsugu Tanaka, Norio Kashiwa, Terunori Fujita
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Publication number: 20120318732Abstract: The invention provides a sintered ethylene polymer filter that is free from molding unevenness or defects and has ultrafine and uniform filter pore diameters. An ethylene polymer composition including an ethylene polymer with a specific shape and specific properties and an antistatic agent with a specific form is used as a material for a sintered filter. According to such a composition, the ethylene polymer particles achieve enhanced fluidity when being placed into a sintering mold. Thus, the composition gives a sintered filter that has an ultrafine pore diameter and a narrow pore diameter distribution and is free from molding unevenness or defects.Type: ApplicationFiled: June 20, 2012Publication date: December 20, 2012Applicant: MITSUI CHEMICALS, INC.Inventors: Futoshi FUJIMURA, Kazuto Sugiyama, Kotaro Suzuki
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Publication number: 20120319038Abstract: A negative electrode active material for nonaqueous secondary batteries containing a silicon solid solution. The silicon solid solution has one or more than one of a group 3 semimetal or metal element, a group 4 semimetal or metal element except silicon, and a group 5 nonmetal or semimetal element incorporated in silicon. The solid solution shows an XRD pattern in which the position of the XRD peak of the solid solution corresponding to the XRD peak position assigned to the (422) plane of silicon shifts to the smaller or greater angle side relative to the position of the XRD peak assigned to the (422) plane of silicon peak by 0.1° to 1°. The solid solution has a lattice strain of 0.01% to 1% as determined by XRD.Type: ApplicationFiled: March 8, 2011Publication date: December 20, 2012Applicant: MITSUI MINING & SMELTING CO., LTD.Inventors: Hitohiko Ide, Daisuke Inoue, Yanko Marinov Todorov, Natsumi Shibamura, Yasunori Tabira
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Publication number: 20120322329Abstract: A fiber comprising an olefin polymer composition including, based on 100 parts by weight of an olefin polymer, 0.5 to 5 parts by weight of a di-fatty acid ester of a poly(oxyalkylene)diol represented by formula (1) described below and 0.01 to 2.5 parts by weight of a poly(oxyalkylene)sorbitan tri-fatty acid ester (the alkylene group being ethylene, propylene or butylene group, the number of added moles being 10 to 40, and the fatty acid being an alkyl or alkylene fatty acid having a carbon number of 12 to 18). R1—COO—(CnH2nO)a—C6H12—O(CnH2nO)b—CO—R2 . . . (Formula 1) [wherein R1 and R2 represent an alkyl group having a carbon number of 11 to 17 and may be the same or different, n in (CnH2nO)a and (CnH2nO)b is an integer of 2 to 4, and a+b is 5 to 23]. The fiber can provide reduced smoke emission during production of a nonwoven fabric.Type: ApplicationFiled: March 11, 2011Publication date: December 20, 2012Applicant: MITSUI CHEMICALS, INCInventors: Taro Ichikawa, Yoshihisa Kawakami, Yoshihiko Tomita
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Patent number: 8328915Abstract: A dehumidifying deoxidizer containing oxygen-deficient cerium oxide and a dehumidifier is provided. The oxygen-deficient cerium oxide is preferably doped with an element increasing the oxygen absorption of the cerium oxide. The oxygen absorption sites of the cerium oxide are preferably obstructed by a site obstructing factor. The cerium oxide preferably has a fluorite type superlattice structure. Also provided are a dehumidifying and deoxidizing packet having the dehumidifying deoxidizer sealed in a bag-shaped, gas permeable casing and a dehumidifying and deoxidizing resin composition containing the dehumidifying deoxidizer and a gas permeable resin.Type: GrantFiled: June 26, 2007Date of Patent: December 11, 2012Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Yuichi Senoo, Kazuya Kinoshita, Isamu Yashima
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Patent number: 8330124Abstract: A fluorescence detection device for a flow site meter emits laser light intensity-modulated in accordance with a modulation signal and acquires a fluorescent signal of fluorescence emitted from a measurement object that passes through a measurement point of the laser light. The fluorescence detection device generates, separately from the modulation signal, a reference signal having a frequency different from a frequency of the modulation signal and a phase in synchronization with a phase of the modulation signal. The fluorescence detection device determines a fluorescent relaxation time of the measurement object from the fluorescent signal by using the reference signal.Type: GrantFiled: September 16, 2009Date of Patent: December 11, 2012Assignee: Mitsui Engineering & Shipbuilding Co., Ltd.Inventors: Kyouji Doi, Shigeyuki Nakada, Hironori Hayashi, Kazuteru Hoshishima
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Patent number: 8329821Abstract: [Problem] To provide a thermoplastic elastomer composition for foaming, which has sufficient foamability and provides a molded article having good appearance. [Solution to Problem] A thermoplastic elastomer composition for foaming, which comprises 10 to 40% by weight of a partially or completely crosslinked ethylene/?-olefin/non-conjugated polyene copolymer rubber (A) comprising ethylene, an ?-olefin of 3 to 20 carbon atoms and a non-conjugated polyene, 3 to 33% by weight of an ethylene/?-olefin copolymer (B) comprising ethylene and an ?-olefin of 3 to 20 carbon atoms, 10 to 40% by weight of polypropylene (C) having a melting point, as determined by differential scanning calorimetry (DSC), of 40 to 170° C.Type: GrantFiled: July 14, 2009Date of Patent: December 11, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Hayato Kurita, Toru Takehara, Masakazu Jitsukata, Yuichi Ito
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Patent number: 8329824Abstract: The present invention provides a propylene polymer composition having excellent transparency, flexibility, heat resistance, scratch resistance and rubber elasticity with a good balance. The propylene polymer composition comprises 1 to 40 parts by weight of isotactic polypropylene (i) and 60 to 99 parts by weight of a propylene/ethylene/?-olefin copolymer (ii) which contains 45 to 89% by mol of a propylene component, 10 to 25% by mol of an ethylene component, and optionally, 0 to 30% by mol of constituent units (a) derived from an ?-olefin of 4 to 20 carbon atoms.Type: GrantFiled: May 12, 2004Date of Patent: December 11, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Ryoji Mori, Takashi Nakagawa, Akira Todo
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Patent number: 8329008Abstract: A gas generating device of present invention is generated a first gas at a first carbon electrode by applying a voltage between said first carbon electrode and a second electrode to electrolyzing an electrolytic solution. The first carbon electrode is an anode or a cathode. The first carbon electrode is provided with a plurality of fine gas flow channels which selectively pass said first gas generated on one surface of said first carbon electrode to the other surface without allowing said electrolytic solution to permeate therethrough.Type: GrantFiled: April 22, 2008Date of Patent: December 11, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Hiroshi Maekawa, Mitsuru Sadamoto, Souta Itou, Takahiro Maeda, Kentaro Suzuki, Tetsuya Watanabe
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Patent number: 8329848Abstract: An object of the present invention is to provide a novel ethylene-?-olefin copolymer excellent in crosslinking properties; a foamed molded article having a low specific gravity and a low compression set (CS) and a composition capable of producing the foamed molded article, footwear parts composed of a foamed molded article; an ethylenic copolymer composition excellent in balance between weather resistance and mechanical strength, and an electric wire coating material and an electric wire sheath using the ethylenic copolymer composition; and a thermoplastic elastomer capable of producing a molded article excellent in balance between mechanical strength and toughness. The ethylenic copolymer (A) of the present invention is a copolymer composed of only ethylene and an ?-olefin having 3 to 20 carbon atoms, and is characterized in that vinyl-group content (a) per 1000 carbon atoms as measured by infrared absorption spectroscopy, MFR10/MFR2.16 (b), and the specific gravity (c) are within a specific range.Type: GrantFiled: June 2, 2008Date of Patent: December 11, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Takayuki Kajihara, Hiroshi Uehara, Shigenobu Ikenaga, Kiminori Noda, Masayoshi Yamaguchi
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Patent number: 8329843Abstract: A method for producing an amide compound from a nitrile compound in an aqueous medium in the presence of a catalyst having a nitrile hydratase activity wherein the concentration of benzene in the aqueous medium is 4.0 ppm or less and a method for producing an amide-based polymer excellent in quality from the amide compound. Also provided are a method for more efficiently producing an acrylamide with higher quality by a microbial catalyst containing a nitrile hydratase and the like and a method for producing an acrylamide-based polymer, which is excellent in hue, has a good balance between water solubility and high molecular weight and is excellent in quality.Type: GrantFiled: August 3, 2011Date of Patent: December 11, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Hiroko Shibamoto, Toshikazu Aikawa, Teruo Arii, Masanori Muramoto, Takeshi Fukuda, Kiyoshi Ito, Takeya Abe, Souichi Hazama
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Patent number: 8329825Abstract: A material for vibration control of the invention includes a propylene polymer (A) containing a constitutional unit (a) derived from propylene in the proportion of 40 to 100 mol % and a constitutional unit (b) derived from ?-olefin having 2 to 20 carbon atoms excluding propylene in the proportion of 60 to 0 mol % [provided that the total of (a) and (b) is 100 mol %], and having a melting point measured by DSC of 90° C. or below or no observed melting point, and the material has excellent vibration controllability such as vibration damping property, vibration preventing property, sound insulating property, and sound absorbing property.Type: GrantFiled: November 14, 2006Date of Patent: December 11, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Ryoji Mori, Masahiko Okamoto, Takashi Nakagawa, Shigenobu Ikenaga
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Publication number: 20120309170Abstract: To provide an olefinic expandable substrate and a dicing film that exhibits less contamination characteristics, high expandability without necking, which cannot be achieved by conventional olefinic expandable substrates. In order to achieve the object, an expandable film comprises a 1-butene-?-olefin copolymer (A) having a tensile modulus at 23° C. of 100 to 500 MPa and a propylenic elastomer composition (B) comprising a propylene-?-olefin copolymer (b1) and having a tensile modulus at 23° C. of 10 to 50 MPa, wherein the amount of the component (B) is 30 to 70 weight parts relative to 100 weight parts in total of components (A) and (B).Type: ApplicationFiled: September 28, 2011Publication date: December 6, 2012Applicant: Mitsui Chemicals, Inc.Inventors: Eiji Hayashishita, Katsutoshi Ozaki, Mitsuru Sakai, Setsuko Oike
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Publication number: 20120305180Abstract: A laminated rotor core (36) wherein permanent magnets (47) are inserted in respective magnet insertion holes (46) is disposed between and pressed by an upper die (37) and a lower die (29). The upper die (37) has resin reservoir pots (50) provided above the laminated rotor core (36) and at positions corresponding to the respective magnet insertion holes (46). Raw resin material put in the resin reservoir pots (50) is heated by the upper die (37). Subsequently, the resin material in a liquefied state is ejected from the resin reservoir pots (50) by plungers (52) that are inserted and moves vertically in the resin reservoir pots (50) and is directly filled in the magnet insertion holes (46). Consequently, the respective magnet insertion holes (46) are filled with the resin material more evenly and highly reliable products can be supplied at low cost.Type: ApplicationFiled: August 20, 2012Publication date: December 6, 2012Applicant: MITSUI HIGH-TEC, INC.Inventors: Satoshi MATSUBAYASHI, Hirotoshi MABU, Katsumi Amano, Atsushi SHIRAISHI
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Patent number: 8323530Abstract: Provided is a phosphor for scintillator that can absorb radiation and convert it into visible light, and which has a short fluorescence decay time. The phosphor contains a lutetium sulfide-containing host material and an activator agent ion, for example, a phosphor comprising a composition represented by the general formula (Lu1-xPrx)2S3, or (Lu1-xCex)2S3.Type: GrantFiled: August 9, 2010Date of Patent: December 4, 2012Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Tsukasa Takahashi, Motoyuki Tanaka, Shunichi Hatamoto, Hiromu Watanabe
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Patent number: 8324321Abstract: The present invention provides a thermoplastic resin composition that gives a solar cell sealing sheet having, even without being crosslinked, good mechanical strength, solar cell sealability, transparency, and weatherability. The thermoplastic resin composition of the present invention comprises 1 to 95% by weight of a propylene-based polymer (A) and 5 to 99% by weight of a copolymer (B) with at least one •-olefin having 2 to 20 carbon atoms other than propylene, wherein (A) satisfies the following (i) and (ii), and (B) has a melting point below 80° C. or does not show a melting point as measured by a differential scanning calorimeter (DSC). (i) Melting point measured by a differential scanning calorimeter (DSC) method is in the range of 80 to 135° C. (ii) Endotherm attributable to crystal melting is not observed at 140° C. or more in the endothermic curve measured by a differential scanning calorimeter (DSC) method.Type: GrantFiled: November 10, 2011Date of Patent: December 4, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Hiroshi Hoya, Kiminori Noda
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Patent number: 8322074Abstract: A power unit 16 includes an armature 38 rotated always in unison with a cable drum 17 and movable in an axial direction of a drum shaft 25, a flange 39 always connected to a motor 28 side, and a magnetic coil portion 37 bringing the armature 38 into abutment against the flange 39. The armature is disposed adjacent to a side of the drum rim body 23 of the cable drum 17, the magnetic coil portion 37 is disposed on the other side of the armature 38, and the flange 39 is disposed between the magnetic coil portion 37 and the armature 38.Type: GrantFiled: August 29, 2006Date of Patent: December 4, 2012Assignee: Mitsui Kinzoku Act CorporationInventors: Shinichiro Kita, Naoki Hanaki, Ryoji Shimura
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Patent number: 8326472Abstract: An automatic vessel position holding control method for holding a vessel position and a vessel heading of a vessel on the ocean in order to reduce a positional deviation and a heading deviation sharply as compared with the conventional automatic vessel position holding control by performing feedforward control for estimating and then compensating for at least one of a wave drifting force and a wave drifting moment that act on the vessel, wherein a vessel position holding control is performed that includes such controls as estimating waves entering the vessel from motion thereof, calculating at least one of the wave drifting force and the wave drifting moment from the estimated waves and performing feedforward control for at least one of the calculated wave drifting force and the calculated wave drifting moment.Type: GrantFiled: August 22, 2011Date of Patent: December 4, 2012Assignees: Mitsui Engineering & Shipbuilding Co., Ltd., Japan Agency for Marine-Earth Science and TechnologyInventors: Kazuyuki Igarashi, Hiroshi Yamaguchi, Satoru Nagase, Koh Murata, Masakatsu Saito, Eigou Miyazaki
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Patent number: 8323587Abstract: A microchip device of the present invention includes: a microchip in which a liquid flow path is formed for liquid to flow; a gas flow path provided along the liquid flow path; and a plurality of gap sections formed between the liquid flow path and the gas flow path and having one opening thereof facing the liquid flow path and the other opening thereof facing the gas flow path, the gap of the gap section being made so as to be gap through which gas can pass but the liquid cannot pass, and a gas liquid interface being formed at the gap section.Type: GrantFiled: October 23, 2006Date of Patent: December 4, 2012Assignee: Mitsui Chemicals, Inc.Inventors: Kentaro Suzuki, Mitsuru Sadamoto, Tetsuya Watanabe, Hiroshi Maekawa