Patents Assigned to Mitsui
  • Publication number: 20090028963
    Abstract: Contemplated compositions and methods utilize a combination of a polyphenol and a non-polyphenol cyclooxygenase-2 inhibitor. Preferably, the compositions are pharmaceutical and/or nutraceutical compositions and formulated in a dosage form and amount such that the polyphenol and the non-polyphenol cyclooxygenase-2 inhibitor are effective to reduce tumor incidence and/or multiplicity. In preferred aspects, the polyphenol is epigallocatechin gallate, epigallocatechin, epicatechin gallate, epicatechin, and/or a mixture of polyphenols isolated from a plant (e.g., polyphenon E), and the cyclooxygenase-2 inhibitor is rofecoxib, celecoxib, and/or valdecoxib.
    Type: Application
    Filed: March 8, 2006
    Publication date: January 29, 2009
    Applicant: MITSUI NORIN CO., LTD.
    Inventor: Yukihiko Hara
  • Publication number: 20090026873
    Abstract: A laminated core formed by reliably and firmly connecting laminated core segments (10) in an annular form by first and second joining sections (19, 20) thereof, the first and second joining sections (19, 20) formed by alternately laminating sets of core segment sheets (21) and sets of core segment sheets (22), each set consisting of a predetermined number of sheets, the core segment sheets having brimmed concavities (24, 25) and brimmed convexities (23, 26) located at both ends of yoke-segment pieces (27, 36), wherein each laminated core segment (10) has round corners formed at both sides of a magnetic pole shaft section (12) and radially outward sides of a magnetic pole tooth section (13) at lower and upper laminated portions of the laminated core segment (10), thereby preventing damage to wires wound around the magnetic pole shaft section (12).
    Type: Application
    Filed: October 11, 2007
    Publication date: January 29, 2009
    Applicant: MITSUI HIGH-TEC, INC.
    Inventors: Hideki Matsuo, Norio Tosu, Tatsumi Tomozoe, Junichi Irie
  • Publication number: 20090030170
    Abstract: A resin composition excellent in tintability and resin strength, a resin obtained by curing such a resin composition, and an optical component is provided. A polymerizable composition containing an isocyanate compound suitably used for transparent resin materials, at least one polythiol compound which may have one or more (poly)sulfide bonds in a molecule, and at least one polyhydroxy compound having two or more hydroxy groups in a molecule and/or at least one (poly)hydroxy(poly)mercapto compound having one or more hydroxy groups and one or more thiol groups is used.
    Type: Application
    Filed: April 10, 2006
    Publication date: January 29, 2009
    Applicant: Mitsui Chemicals , Inc.
    Inventors: Akinori Ryu, Mamoru Tanaka, Osamu Kohgo, Kunio Okumura
  • Publication number: 20090022956
    Abstract: There is provided by the present invention a spunbonded nonwoven fabric which is formed from fibers comprising a propylene-based polymer and has MFR of 65 to 150 g/10 min and a fineness of 0.01 to 1.5 deniers, wherein the basis weight is in the range of 5 to 40 g/m2 and the embossed area ratio is in the range of 6.5 to 25%.
    Type: Application
    Filed: January 29, 2007
    Publication date: January 22, 2009
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Takashi Hisamoto
  • Publication number: 20090023619
    Abstract: A lubricating oil composition for a power transmission system, which is excellent in both of low-temperature viscosity property and shear stability, is provided. The viscosity modifier of a lubricating oil for a power transmission system according to the present invention comprises an ethylene/?-olefin copolymer (B) having the properties: (B1) an ethylene content in the range of 70 to 85% by mol, (B2) an intrinsic viscosity [?] in the range of 0.2 to 1.0 dl/g, (B3) Mw/Mn not more than 2.4, and (B4) a melting point, as measured by DSC, not higher than 60° C., or no melting point observed.
    Type: Application
    Filed: March 24, 2006
    Publication date: January 22, 2009
    Applicants: Mitsui Chemicals, Inc., The Lubrizol Corporation
    Inventors: Ryousuke Kaneshige, Akihiro Matsuda, Satoshi Ikeda, Keiji Okada, Masaaki Kawasaki
  • Publication number: 20090023853
    Abstract: Disclosed is a method for manufacturing fine carbon fibers' aggregates having a median diameter of not more than 30 ?m, which comprises a pulverization step where a composition which includes (a) fine carbon fibers' aggregates having a median diameter of not less than 30 ?m and (b) a dispersion medium undergoes acceleration in order to form a turbulent flow and/or collision flow, thereby shearing force and/or impacting force exert on the (a) component included in the composition and thus the (a) component is pulverized, wherein the value of [ID/IG of fine carbon fibers' aggregates after pulverization of the (a) component]/[ID/IG of fine carbon fibers' aggregates before pulverization of the (a) component] (wherein the ID/IG is calculated from measurement values determined by Raman spectroscopic analysis using 514 nm light of the argon laser) is in the range of 0.7 to 1.5.
    Type: Application
    Filed: January 29, 2007
    Publication date: January 22, 2009
    Applicant: MITSUI & CO., LTD.
    Inventors: Takayuki Tsukada, Jiayi Shan
  • Publication number: 20090023667
    Abstract: An object of the present invention is to provide a composition for preventing harmful organisms exerting an excellent control effect against plant diseases and/or insecticidal effect.
    Type: Application
    Filed: March 30, 2006
    Publication date: January 22, 2009
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Naofumi Tomura, Kouichi Ebihara, Kunihiko Morizane, Ryutaro Ezaki, Nobuyuki Kawahara, Michikazu Nomura
  • Publication number: 20090023007
    Abstract: An object of the present invention is to provide highly crystalline silver powder which is characterized in fine particles, showing high dispersibility, it's particle size distribution is not excessively sharp but relatively broad and crystallites are large; and a method for producing the same. In order to achieve the object, a method for producing highly crystalline silver powder is characterized in that mixing a first aqueous solution and a second aqueous solution, wherein the first aqueous solution contains silver nitrate, a dispersing agent and nitric acid, and the second solution contains ascorbic acid. For dispersing agent, polyvinylpyrrolidone or gelatin is preferred. Highly crystalline silver powder produced by the above-described method is preferred to be a crystallite diameter of 300 ? or more, an average particle diameter D50 in the range from 0.5 ?m to 10 ?m, and a thermal shrinkage rate for the length direction after heating at 700° C. in the range from ?3% to 3%.
    Type: Application
    Filed: February 4, 2005
    Publication date: January 22, 2009
    Applicant: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Taku Fujimoto, Takuya Sasaki, Katsuhiko Yoshimaru, Hiroyuki Shimamura
  • Publication number: 20090020900
    Abstract: An object of the present invention is to provide a resin microparticle for a toner raw material that has a small particle diameter and a narrow particle diameter distribution and has a low odor. There are provided a resin microparticle for a toner raw material characterized in that all of the following requirements (i) to (iii) are satisfied: Requirement (i): A particle diameter of 50% volume (D50) satisfies the relationship 0.05 ?m?D50?1 ?m; Requirement (ii): A particle diameter of 10% volume (D10) and a particle diameter of 90% volume (D90) satisfy the relationship D90/D10?7; and Requirement (iii): The content of an organic solvent is not more than 70 ppm.
    Type: Application
    Filed: September 23, 2008
    Publication date: January 22, 2009
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Hiroshi Matsuoka, Ichirou Sasaki, Toshimitsu Narutaki, Masaru Wakizaka, Hiroyuki Takei
  • Patent number: 7478846
    Abstract: A ratchet shaft is mounted on the base plate beforehand. The ratchet shaft includes, at its base end with a flange collar, a first stepped portion that supports a ratchet lever to be rotatable, and a second stepped portion that receives the thickness of a base plate at the front end of the first stepped portion. The second stepped portion is caulked to the base plate with the ratchet lever resting on the first stepped portion and the base plate resting on the second stepped portion.
    Type: Grant
    Filed: January 24, 2007
    Date of Patent: January 20, 2009
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Masakatsu Yoshikuwa, Takao Taga
  • Publication number: 20090014694
    Abstract: The present invention is directed at providing fine nickel particles with a sharp particle size distribution, and providing an electroconductive paste using the nickel particles. In order to obtain the nickel particles capable of achieving the purpose, a method for producing the nickel particle by elevating a temperature of the reactive solution containing a nickel salt and a polyol to a reduction temperature, and reducing the nickel salt in the reactive solution which is characterized in that the reactive solution is prepared to contain a carboxylic acid or an amine having a carboxyl functional group and/or an amino functional group, and a precious metal catalyst before the solution temperature is elevated to the reduction temperature. Nickel particles obtained with the production method have an average image analytical particle diameter of 1 nm to 300 nm.
    Type: Application
    Filed: June 30, 2006
    Publication date: January 15, 2009
    Applicant: Mitsui Mining & Smelting Co., Ltd
    Inventors: Takashi Mukuno, Katsuhiko Yoshimaru
  • Publication number: 20090018363
    Abstract: Disclosed is an improved process for producing nitroisourea derivatives which is necessary for producing nitroguanidine derivatives having an insecticidal activity.
    Type: Application
    Filed: February 7, 2007
    Publication date: January 15, 2009
    Applicant: MITSUI CHEMICALS, INC
    Inventors: Hisato Kamekawa, Toshiyuki Kohno, Hiroyuki Katsuta, Daisuke Ura, Kenichi Satoh
  • Patent number: 7476483
    Abstract: A carrier for electrophotographic developer comprises a resin carrier core comprising a binder resin and magnetic powder dispersed in the binder resin, and a coating layer comprising a coating resin on a surface of the core, the binder resin being a silicone resin obtained by curing of a polysiloxane compound (A) having an epoxy group and a polysiloxane compound (B) having a group capable of reacting with the epoxy group, due to a ring-opening addition reaction; the binder resin containing a functional group which is an epoxy group and/or a group capable of reacting with an epoxy group; the coating resin containing a functional group capable of reacting with the functional group of the binder resin; the functional group of the coating resin and the function group of the binder resin forming a chemical bond.
    Type: Grant
    Filed: December 7, 2005
    Date of Patent: January 13, 2009
    Assignees: Mitsui Mining and Smelting Co., Ltd., Powdertech Co., Ltd.
    Inventors: Yoichi Kamikoriyama, Kenji Suzuoka, Takashi Nakashima, Kazuya Kinoshita, Yuji Sato, Hiromichi Kobayashi, Takeshi Gondo, Takashi Hikichi
  • Publication number: 20090007496
    Abstract: Under a method to control a sliding speed in accordance with this invention, the motor is initially accelerated for a predetermined reference speed, and then during the initial acceleration period, if a rotational speed of the wire drum is of and above a given value, a difference between a rotational speed of the wire drum and a rotational speed of the motor is of and above a given value, and a rate of acceleration of the wire drum is of and above a given value, the rotational speed of the motor is reduced temporarily judging the slide door is in a state of abnormal acceleration, and then the motor is accelerated again at a lower rate than the initial acceleration toward the reference speed.
    Type: Application
    Filed: September 16, 2008
    Publication date: January 8, 2009
    Applicant: Mitsui Mining & Smelting Co. Ltd.
    Inventors: Kazuhito Yokomori, Takuya Imai
  • Patent number: 7472944
    Abstract: A drive unit which operates in a first direction based on operation of a door opening and closing control unit so as to unfasten a latch of a full-opening latch unit is connected to a half-opening stopping unit being displaced from a state where the half-opening stopping unit is made unable to abut with a half-opening striker provided on a vehicle body side to a state where the half-opening stopping unit is made abut with the halt-opening striker when a window glass provided in a sliding door, so as to abut with the half-opening striker when the sliding door is opened to a predetermined half-opened position to thereby stop the sliding door at the half-opened position in such a manner that the half-opening stopping unit is displaced to the state where the half-opening stopping unit abuts with the half-opening striker when the drive unit is operated in a second direction.
    Type: Grant
    Filed: February 3, 2006
    Date of Patent: January 6, 2009
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Masazumi Miyagawa, Shigenori Hiramoto
  • Publication number: 20090000396
    Abstract: 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 and the detection of the concentration of the fluid, the auxiliary passage opening/closing valve is closed, and the fluid 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 detected, the auxiliary passage opening/closing valve is opened to allow the fluid to flow into the f
    Type: Application
    Filed: December 14, 2007
    Publication date: January 1, 2009
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Toshiaki Kawanishi, Takayuki Takahata, Kenji Tomonari, Kiyoshi Yamagishi, Atsushi Koike, Akiko Kubota, Shin-ichi Inoue
  • Patent number: 7469574
    Abstract: A liquid type identifying method and device for correctly and quickly determining whether or not a liquid is a predetermined one. An identifying sensor unit (2) so disposed as to face a flow passage (24) of a liquid to be measured has an indirect-heating liquid type detecting section (21) including a heater and a heat sensor and a liquid temperature sensing section (22). A single pulse voltage is applied to the heater of the liquid type detecting section to allow the heater to generate heat, and an identification calculation section makes an identification according to the output of the liquid type detecting circuit including the heat sensor of the liquid type detecting section and the liquid temperature sensing section.
    Type: Grant
    Filed: May 17, 2005
    Date of Patent: December 30, 2008
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Toshiaki Kawanishi, Akiko Kubota, Kiyoshi Yamagishi
  • Patent number: 7470471
    Abstract: The present invention is to provide a resin composition having sufficient rigidity and superior in the workability as well even if the thickness is as thin as 0.2 mm or less, and a prepreg and a laminate obtained from the resin composition. The resin composition comprises resin component containing a (A) compound having a maleimide group and (B) calcinated talc, wherein the calcinated talc is contained not less than 30 weight parts and not more than 250 weight parts to 100 weight parts of the total amount of the resin component containing a (A) compound having a maleimide group.
    Type: Grant
    Filed: November 2, 2004
    Date of Patent: December 30, 2008
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Kousuke Hirota, Koutarou Asahina, Kenji Shima, Hitoshi Sakuraba, Takashi Iiyama
  • Patent number: 7469943
    Abstract: A door operating device is provided in a door of a vehicle and connected to a door latch allowing a striker of the vehicle to engage with or disengage from the door latch. The door operating device comprises an outside lever, a release lever under the outside lever and a locking lever connected to an actuator. In a locking position, only the outside lever rotates, while both the outside and release levers rotates in an unlocking position. The locking lever comprises first and second lever portions which separately move. If malfunction occurs, the second lever portion is moved by an actuator.
    Type: Grant
    Filed: November 29, 2006
    Date of Patent: December 30, 2008
    Assignee: Mitsui Mining and Smeling Co., Ltd.
    Inventor: Shigenori Hiramoto
  • Publication number: 20080315066
    Abstract: A poly 4-methyl-1-pentene resin composition which includes a polymer containing 80% by mass or more of 4-methyl-1-pentene in which the resin composition has a melting point of 170 to 240° C. and a semicrystallization time of 70 to 220 seconds. Also provided are a release film having good releasibility, a mold for production of a sealed electronic element product having excellent heat resistance and releasibility and an LED mold, which are obtained by molding the resin composition.
    Type: Application
    Filed: July 28, 2005
    Publication date: December 25, 2008
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Tooru Tanaka, Toshiyuki Hirose