Patents Assigned to Mitsui
  • METHOD FOR MANUFACTURING OPTICAL MEMBER AND CURED PRODUCT
    Publication number: 20240399687
    Abstract: A method of producing an optical member includes: a first step of using a mold member and a substrate provided with a depressed portion including a bottom portion and an opening, to place the mold member at the opening, thereby defining a space between the depressed portion and the mold member; a second step of placing, in the space, a polymerizable composition containing a monomer for an optical material; and a third step of curing the monomer for an optical material in the polymerizable composition, thereby obtaining a cured product of the polymerizable composition. The opening of the depressed portion has a larger area than the area of the bottom portion.
    Type: Application
    Filed: December 21, 2022
    Publication date: December 5, 2024
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Shinsuke ITO
  • Human body detection device, bed device, and human body detection system
    Patent number: 12156729
    Abstract: A human body detection device including line-shaped piezoelectric substrates respectively provided in each of a plurality of regions in a plate material intersecting a direction of pressure received from a human body, and provided such that an axial direction of each of the piezoelectric substrates runs along the plate material so as to detect pressure applied in a radial direction of the piezoelectric substrate, memory, and a processor coupled to the memory. The processor is configured to be capable of detecting an output signal from each of the piezoelectric substrates.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: December 3, 2024
    Assignee: MITSUI CHEMICALS, INC.
    Inventor: Katsuki Onishi
  • Method of manufacturing optical member, and optical member
    Patent number: 12157282
    Abstract: A method of manufacturing an optical member by curing a thermally polymerizable composition by heating includes, in the following order: a first step of filling an inside of a mold with the thermally polymerizable composition in which the mold is configured by disposing a frame-shaped member, with a Young's modulus of 1.0 GPa or more at a polymerization initiation temperature of the thermally polymerizable composition, between two mold members facing each other; and a second step of heating the mold to the polymerization initiation temperature or more.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: December 3, 2024
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Shinsuke Ito, Nigel Ribeiro
  • Composition for hard tissue repair and kit for hard tissue repair
    Patent number: 12156954
    Abstract: The application discloses a composition for hard tissue repair comprising a monomer (A), a polymer powder (B) and a polymerization initiator (C), wherein the polymer powder (B) comprises a polymer powder (B-x) having an aspect ratio of 1.10 or more, and the cumulative ratio of powder particles having aspect ratios of 1.00 or more and less than 1.10 in all of the powder particles contained in the composition for hard tissue repair is 75 cumulative % or less, as well as, a kit for hard tissue repair comprising three or more members, in which each of the components of the monomer (A), the polymer powder (B) and the polymerization initiator (C) contained in this composition for hard tissue repair are divided and contained in the members in an optional combination.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: December 3, 2024
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Shinya Aoki, Jingjing Yang, Aya Nakagawa, Kengo Goto, Takashi Miura, Ayako Bando
  • SURFACE MEASURING DEVICE, PROCESSING DEVICE, AND SURFACE MEASURING METHOD
    Publication number: 20240393111
    Abstract: A surface measuring device includes a stage, a sensor unit, a supply unit, and a control unit. The control unit is configured to execute first processing of operating the supply unit such that gas that has flowed through an internal flow paths is blown downward from blow-out holes of first to N-th nozzles, second processing of operating at least one of the stage and the sensor unit such that the sensor unit scans a surface of a measurement object during operation of the supply unit by the first processing, and third processing of calculating a separation distance between each of the first to N-th nozzles and the surface of the measurement object based on a flow rate of the gas measured in each of first to N-th air sensors during scanning of the sensor unit by the second processing.
    Type: Application
    Filed: May 17, 2024
    Publication date: November 28, 2024
    Applicant: MITSUI HIGH-TEC, INC.
    Inventors: Toshifumi HONDA, Daisuke TOKUNAGA
  • MANDREL AND METHOD FOR PRODUCING RUBBER HOSE BY USING MANDREL
    Publication number: 20240391151
    Abstract: An object of the present invention is to provide a mandrel having flexibility while maintaining heat resistance, releasability, and recyclability that can withstand a thermal history of repeated use, which are characteristics of 4-methyl-1-pentene-based polymer, and the present invention relates to a mandrel formed of a resin composition (X) including 50 to 90 parts by mass of a 4-methyl-1-pentene-based polymer (A) satisfying specified requirements, 5 to 40 parts by mass of a propylene polymer (B), and 5 to 30 parts by mass of a 4-methyl-1-pentene·?-olefin copolymer (C) satisfying specified requirements, provided that a total of the (A), the (B), and the (C) is 100 parts by mass.
    Type: Application
    Filed: September 8, 2022
    Publication date: November 28, 2024
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Motoyasu YASUI, Takayuki UEKUSA, Yoshisada FUKAGAWA
  • FUEL CELL POWER GENERATION SYSTEM
    Publication number: 20240387847
    Abstract: A fuel cell power generation system includes a fuel cell generating electric power with a fuel, a condenser extracting mixed gas of hydrogen and carbon dioxide contained in water vapor discharged from the fuel cell, a component separator separating the hydrogen and the carbon dioxide from the mixed gas extracted by the condenser, a hydrogen supply path supplying the hydrogen separated by the component separator to the fuel cell, and a carbon dioxide liquefier liquefying the carbon dioxide separated by the component separator.
    Type: Application
    Filed: July 26, 2024
    Publication date: November 21, 2024
    Applicant: Mitsui O.S.K. Lines, Ltd.
    Inventors: Hitomi Umemura, Masaki Nakamura
  • PELLICLE, EXPOSURE ORIGINAL PLATE, EXPOSURE APPARATUS, METHOD OF MANUFACTURING PELLICLE, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
    Publication number: 20240385510
    Abstract: Disclosed is a pellicle including a pellicle membrane including a carbon-based membrane having a carbon content of 40% by mass or more and a support frame that supports the pellicle membrane, in which the pellicle membrane and the support frame are in contact with each other, and condition 1 is satisfied. [Condition 1] In the support frame, a surface in contact with the pellicle membrane has a roughness Ra of 1.0 ?m or less.
    Type: Application
    Filed: July 23, 2024
    Publication date: November 21, 2024
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Yousuke ONO
  • LUBRICATING OIL COMPOSITION
    Publication number: 20240384197
    Abstract: An object of the present invention is to provide a lubricating oil composition that is particularly excellent in viscosity characteristics at a low temperature of ?35° C., i.e., the lubricating oil composition inhibiting an increase in low temperature viscosity while securing a viscosity necessary at an elevated temperature, and being excellent in storage stability in a low temperature environment. The present invention relates to a lubricating oil composition including a copolymer (A) and a base oil (B), in which the copolymer (A) satisfies the following requirement (a-1), and the content ratio between the copolymer (A) and the base oil (B) is such that the copolymer (A) is in a range of 0.1 to 50 parts by mass per 100 parts by mass in total of the copolymer (A) and the base oil (B).
    Type: Application
    Filed: September 28, 2022
    Publication date: November 21, 2024
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Takayuki UEKUSA, Kiyohide INOMATA, Akihiro UDAGAWA, Shuhei YAMAMOTO
  • COMPOSITION FOR FORMING FILM FOR SEMICONDUCTOR, LAMINATE, AND SUBSTRATE LAMINATE
    Publication number: 20240384132
    Abstract: A composition for forming a film for a semiconductor includes: a siloxane compound (A) having a specific structure that is linear and includes an amino group selected from a primary amino group or a secondary amino group, a silicon atom, and a non-polar group bonded to the silicon atom; a silane compound (B) having a specific structure that includes an amino group selected from a primary amino group or a secondary amino group, a silicon atom, and a non-polar group bonded to the silicon atom; and a cross-linking agent (C) having a specific structure that includes at least a —C(?O) OH group in a molecule thereof, and has a weight average molecular weight of from 200 to 2000. Applications of the composition are also disclosed.
    Type: Application
    Filed: August 29, 2022
    Publication date: November 21, 2024
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Yasuhisa KAYABA, Yuzo NAKAMURA, Takashi KOZEKI
  • AFFIXING DEVICE
    Publication number: 20240383245
    Abstract: Described is an affixing apparatus capable of flattening a surface of a film affixed to a main surface of a plate-shaped body. An affixing apparatus for affixing the film to the plate-shaped body includes: a plate-shaped mounting member provided with a mounting portion on which the plate-shaped body is mounted; a plate-shaped pressing member installed at a position facing the mounting member; and a support member installed at an outer edge of the mounting portion so as to be positioned between the mounting member and the pressing member.
    Type: Application
    Filed: July 26, 2024
    Publication date: November 21, 2024
    Applicant: MITSUI CHEMICALS TOHCELLO, INC.
    Inventors: Masao NOGAMI, Akimitsu MORIMOTO
  • Sliding door driving device
    Patent number: 12146360
    Abstract: A sliding door driving device includes: a power source; a motor that outputs power to open and close the door; a motor driving circuit that connects the power source and the motor to each other; and a motor control device that controls the motor driving circuit. The motor control device includes an inverter that converts DC power supplied from the power source into AC power, and a shunt resistor disposed between the power source and the inverter. The position detection unit of the motor control device obtains the rotation angle of the motor based on the output of the shunt resistor.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: November 19, 2024
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventor: Takuya Imai
  • BACK GRINDING ADHESIVE FILM AND METHOD FOR MANUFACTURING ELECTRONIC DEVICE
    Publication number: 20240379403
    Abstract: A back grinding adhesive film used to protect a surface of a wafer, the back grinding adhesive film including a base material layer, and an adhesive resin layer which is formed on one surface side of the base material layer and configured with an ultraviolet curable adhesive resin material, in which, when a viscoelastic characteristic is measured after curing the ultraviolet curable adhesive resin material by irradiating with an ultraviolet ray, a storage elastic modulus at 5° C. E? (5° C.) is 2.0×106 to 2.0×109 Pa, and a storage elastic modulus 100° C. E? (100° C.) is 1.0×106 to 3.0×107 Pa.
    Type: Application
    Filed: May 27, 2022
    Publication date: November 14, 2024
    Applicant: MITSUI CHEMICALS TOHCELLO, INC.
    Inventors: Hiroto YASUI, Hiroyoshi KURIHARA, Jin KINOSHITA
  • THERMOPLASTIC RESIN COMPOSITION AND USE THEREOF
    Publication number: 20240376298
    Abstract: An object of the present invention is to obtain a thermoplastic resin composition that is suitable for obtaining a molded article that does not produce increased hydrophilic properties, and that has a hard feel and a texture closer to that of earthenware. The thermoplastic resin composition of the present invention is characterized in that it contains 10 to 50 parts by mass of a thermoplastic resin (A), 50 to 90 parts by mass of a metal oxide (B) [provided that the total amount of (A)+(B) is 100 parts by mass], and an unmodified polyolefin-based wax (C) in a range of 0.1 to 20 parts by mass per 100 parts by mass of the total amount of (A)+(B).
    Type: Application
    Filed: July 7, 2022
    Publication date: November 14, 2024
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Susumu SAITO, Kenichi SAHARA
  • PELLICLE, EXPOSURE ORIGINAL PLATE, EXPOSURE DEVICE AND PELLICLE PRODUCTION METHOD
    Publication number: 20240377726
    Abstract: The present disclosure provides a pellicle that includes: a pellicle frame; a pellicle film supported at one end surface of the pellicle frame; and an adhesive layer provided at another end surface of the pellicle frame, and satisfies the following Equation (1): [A60° C.]?4.0 gf/mm2 (1). In Equation (1), [A60° C.] represents a first peel strength when the pellicle is used in a test laminated body. The test laminated body is obtained by placing the pellicle on a quartz glass substrate such that the adhesive layer is in contact with a surface of the quartz glass substrate, and maintaining a load on the pellicle under prescribed conditions. The first peel strength represents a load per unit adhesion area, which load is required for peeling the pellicle included in the test laminated body from the quartz glass substrate using a standard universal tester under prescribed conditions.
    Type: Application
    Filed: September 12, 2022
    Publication date: November 14, 2024
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Takashi UNEZAKI, Kaichiro HARUTA, Yasushi SATOH, Ken ITO, Yosuke ONO, Masashi FUJIMURA, Hisako ISHIKAWA
  • PELLICLE
    Publication number: 20240377725
    Abstract: A pellicle includes: a pellicle frame; a pellicle film supported at one end surface of the pellicle frame; and an adhesive layer provided at another end surface of the pellicle frame. The adhesive layer has a swelling degree, which is represented by the following Equation (A), of 200% or lower. Equation (A): [post-immersion mass of 10-mg test piece collected from the adhesive layer/10 mg]×100. In Equation (A), the post-immersion mass represents a mass of the test piece after a 6-hour immersion of the test piece in 10 ml of a decane solution having a capillary column GC concentration of 99.0% or higher.
    Type: Application
    Filed: September 12, 2022
    Publication date: November 14, 2024
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Ken ITO, Yasushi SATOH, Takashi UNEZAKI, Yosuke ONO
  • Control system and control method for cranes
    Patent number: 12139378
    Abstract: Provided are a control system and a control method for cranes which, by reducing the distortion of a structural member, are capable of shortening the time necessary for correcting positional deviations and directional deviations resulting from the distortion, thereby improving the efficiency of cargo handling work. A control system includes receivers and a control device and is configured in such a way that the control device adjusts the speed of each of paired propelling devices based on the coordinates of positions determined by the receivers to perform control to decrease the change in relative positions between the receivers in plan view.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: November 12, 2024
    Assignee: Mitsui E&S Co., Ltd.
    Inventors: Junya Miyata, Kouji Oka
  • PTFE porous membrane with a high strength and small pore size
    Patent number: 12138842
    Abstract: The problem of the present invention is to provide a novel polytetrafluoroethylene porous film having a small pore diameter, small film thickness, high porosity, and high strength, and a production method thereof. The present invention provides a polytetrafluoroethylene porous film, wherein a bubble point in isopropyl alcohol (IPA) according to JIS K3832 is not less than 400 kPa, and a tensile strength based on JIS K6251 is not less than 50 MPa.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: November 12, 2024
    Assignee: Chemours-Mitsui Fluoroproducts Co., Ltd.
    Inventors: Kohei Miyamae, Shunichi Shimatani, Kazuo Konabe, Ken Miura
  • Resin composition comprising coated metal oxide particles, resin-attached metal foil, metal-clad laminated sheet, and capacitor element
    Patent number: 12139592
    Abstract: A resin composition is provided including: coated particles, each including a core containing a metal oxide and a coating layer containing an aluminum hydrous oxide and provided on a surface of the core; and a resin. The metal oxide is represented by MxOy, where M represents at least one element selected from the group consisting of Ba, Ti, Sr, Pb, Zr, La, Ta, Ca, and Bi, and x and y each represent a number determined from a stoichiometric ratio according to the valence of the metal element M. The resin composition has an atomic ratio Al/(M+Al) of 0.05 or more and 0.7 or less, as determined by XPS for the particles contained in the resin composition.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: November 12, 2024
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Toshihiro Hosoi, Yoshihiro Yoneda, Tetsuro Sato, Hitohiko Ide, Hiromi Matsuura, Kouichi Kawaratani
  • Method for manufacturing electronic device
    Patent number: 12142522
    Abstract: A method for manufacturing an electronic device includes at least a step (1) of preparing a structure comprising (i) an adhesive film provided with a base material layer, an adhesive resin layer (A) provided on a first surface side of the base material layer, and an adhesive resin layer (B) provided on a second surface side of the base material layer, (ii) an electronic component attached to the adhesive resin layer (A) of the adhesive film, and (iii) a support substrate attached to the adhesive resin layer (B) of the adhesive film; a step (2) of sealing the electronic component with a sealing material; a step (3) of peeling the support substrate from the structure by reducing an adhesive force of the adhesive resin layer (B) by applying an external stimulus; and a step (4) of peeling the adhesive film from the electronic component.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: November 12, 2024
    Assignee: MITSUI CHEMICALS TOHCELLO, INC.
    Inventors: Toru Miura, Hiroyoshi Kurihara