Patents Assigned to Mitsui
  • Publication number: 20250145813
    Abstract: An object of the present disclosure is to provide a thermoplastic elastomer composition with good oil permeability resistance (oil impermeability). The present disclosure pertains to a thermoplastic elastomer composition containing an ethylene copolymer (A) having a weight-average molecular weight of 350,000 or more, a crystalline olefin polymer (B), a crosslinking agent (C), and a plasticizer (D), wherein the content of the plasticizer (D) is less than 130 parts by mass based on 100 parts by mass of the copolymer (A).
    Type: Application
    Filed: December 22, 2022
    Publication date: May 8, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Suguru TANAKA, Yusuke YODA
  • Publication number: 20250143305
    Abstract: An object of the present invention is to provide a novel compound for controlling pests. A pyrazole amide compound of the present invention is a novel compound, and can control pests. The pyrazole amide compound of the present invention includes a compound represented by the following Formula (1-1) or Formula (1-2) and a salt thereof.
    Type: Application
    Filed: March 10, 2023
    Publication date: May 8, 2025
    Applicant: MITSUI CHEMICALS CROP & LIFE SOLUTIONS, INC.
    Inventors: Hideaki IKISHIMA, Shun OKAYA, Yuuki NODA, Masaki IMAI, Takaya YASUDOMI, Hirotoshi KINJO, Hiroki ISHII, Yukai FUKUTANI
  • Publication number: 20250149586
    Abstract: One embodiment of the present invention is an ethylenic polymer particle, having a specific surface area of larger than 2.00 m2/g and 30.0 m2/g or smaller, as determined by a BET method from the adsorption/desorption isotherms measured by a nitrogen gas adsorption method, and a median diameter (D50) of 20 ?m or larger and 700 ?m or smaller as determined by laser diffraction/scattering.
    Type: Application
    Filed: January 30, 2023
    Publication date: May 8, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Kuniomi KIYOSAWA, Manabu SHIMODA, Fumiaki NISHINO, Kou TSURUGI, Yasushi YANAGIMOTO
  • Patent number: 12291918
    Abstract: A control device includes a control section configured to control opening and closing of a structure. the control section controls an opening operation or a closing operation of the structure to match an operation direction of the structure obtained by a sensor provided to the structure, and the control section further controls the closing operation of the structure until the structure is fully closed when the operation direction of the structure obtained by the sensor is a closing direction, and controls the opening operation of the structure until the structure is fully opened when the operation direction of the structure obtained by the sensor is an opening direction.
    Type: Grant
    Filed: July 6, 2022
    Date of Patent: May 6, 2025
    Assignees: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO, MITSUI KINZOKU ACT CORPORATION
    Inventors: Toshihiro Tsutsui, Shingo Mochizuki, Hibiki Ogura
  • Publication number: 20250136747
    Abstract: A resin includes a cured product of a polymerizable composition including a compound represented by the following general formula (1) and a thiol compound having one or more mercapto groups, and a biomass degree of the resin is 15% or more. In the general formula (1), each of R1 and R2 independently represent a hydrogen atom or a methyl group, and n represents an integer of 0 or 1.
    Type: Application
    Filed: March 1, 2023
    Publication date: May 1, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Takayuki HANAWA
  • Publication number: 20250136738
    Abstract: Provided are a curable composition containing a compound having two or more thio(meth)acrylate groups and a compound represented by Formula (1), a cured product obtained by curing the curable composition, a molded body including the cured product, and an optical material including the molded body.
    Type: Application
    Filed: February 17, 2023
    Publication date: May 1, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Yuichi TSUKADA
  • Patent number: 12287569
    Abstract: A pellicle film for photolithography including a carbon nanotube film, in which the carbon nanotube film contains carbon nanotubes; the carbon nanotube film transmits 80% or more of EUV light at a wavelength of 13.5 nm; the carbon nanotube film has a thickness from 1 nm to 50 nm; the carbon nanotube film is deposited on a silicon substrate, in which the 3? of the reflectance is 15% or less when the reflectance of the deposited carbon nanotube film is measured using a reflectance spectrophotometer-based film thickness meter under the following conditions: the diameter of measurement spots, 20 ?m; the reference measurement wavelength, 285 nm; the number of measurement spots, 121 spots; the distance between the centers of adjacent measurement spots, 40 ?m.
    Type: Grant
    Filed: April 2, 2021
    Date of Patent: April 29, 2025
    Assignees: MITSUI CHEMICALS, INC., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Yousuke Ono, Hisako Ishikawa, Ryohei Ogawa, Atsushi Okubo, Kazuo Kohmura, Atsuko Sekiguchi, Yuichi Kato, Takeo Yamada, Ying Zhou
  • Publication number: 20250129010
    Abstract: A method for producing a (meth)acrylamide compound, comprising synthesizing a (meth)acrylamide compound (X) by reacting a (meth)acrylic acid with a primary amine compound in the presence of a condensing agent.
    Type: Application
    Filed: September 6, 2022
    Publication date: April 24, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Naoyuki KAKINUMA
  • Publication number: 20250129129
    Abstract: To control plant diseases caused by Xanthomonas spp., a novel bacteriophage exhibiting bacteriolysis activity specifically on Xanthomonas spp. was isolated. Thus, developed and provided is a plant disease control composition containing the bacteriophage as an active ingredient. Provided are a bacteriolytic agent containing a bacteriophage that has a novel genomic DNA sequence and exhibits bacteriolysis activity specifically on Xanthomonas spp., and a plant disease control composition containing the same as an active ingredient.
    Type: Application
    Filed: September 30, 2024
    Publication date: April 24, 2025
    Applicants: KANEKA CORPORATION, RAKUNO GAKUEN UNIVERSITY, MITSUI & CO., LTD.
    Inventors: Shinichi Yoshida, Nobuhiko Dojun, Mitsuaki Kitano, Hidetomo Iwano, Hitoshi Kudo
  • Publication number: 20250127690
    Abstract: A monomer composition for a dental material containing a (meth)acrylamide compound (A) including a cyclic structure and a (meth)acrylamide group.
    Type: Application
    Filed: September 6, 2022
    Publication date: April 24, 2025
    Applicant: MITSUI CHEMICALS, INC
    Inventor: Naoyuki KAKINUMA
  • Publication number: 20250129193
    Abstract: A cyclic olefin-based copolymer including: (A) structural units (A) derived from one or more olefins represented by General Formula (I), (B) structural units (B) derived from one or more cyclic non-conjugated dienes represented by General Formula (II), and (C) structural units (C) derived from one or more cyclic olefins represented by General Formula (III).
    Type: Application
    Filed: February 1, 2023
    Publication date: April 24, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Manami UENO, Hirohiko MURASE, Fumito TAKEUCHI
  • Publication number: 20250128485
    Abstract: A method of producing an optical member includes: bonding a film to outer peripheral faces of a mold substrate and a resin substrate that are arranged to face each other with a predetermined spacing therebetween, thereby forming a space enclosed by the mold substrate, the resin substrate, and the film; injecting a polymerizable composition into the space; and curing the polymerizable composition injected into the space, thereby obtaining a cured material. The film satisfies at least one of the following conditions (i) and (ii): in a case in which the film is bonded to the resin substrate and subjected to a heat-resistance index test at 50° C. for 3 minutes, (i) the film does not detach from the resin substrate, and (ii) the film exhibits a stretch ratio of more than 0%.
    Type: Application
    Filed: February 27, 2023
    Publication date: April 24, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Yuki KASORI, Kouji SUESUGI, Yusuke MATSUI, Tadashi TORII
  • Publication number: 20250122315
    Abstract: It is an object of the present invention to provide a monomer which can provide a cured product having both high toughness and rigidity. The present invention is a (meth)acrylate (D) which is a reaction product of a thiol compound (A) having two or more mercapto groups; an iso(thio)cyanate compound (B) having two or more iso(thio)cyanato groups; and a hydroxy (meth)acrylate compound (C) having one or more polymerizable groups.
    Type: Application
    Filed: December 20, 2024
    Publication date: April 17, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Naoyuki KAKINUMA
  • Patent number: 12275812
    Abstract: The present invention relates to an olefin resin including a copolymer of an olefin macromonomer with a non-conjugated diene.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: April 15, 2025
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Seiya Kikuchi, Yasushi Yanagimoto
  • Patent number: 12275813
    Abstract: The polymerizable composition for optical materials of the present invention includes a polyester polyol (a), a compound (b) of which light absorption characteristics vary by sensing changes in environment; and a polymerization reactive compound (c).
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: April 15, 2025
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Nigel Ribeiro, Hongbo Wang, Yixi Lin
  • Patent number: 12275814
    Abstract: A (meth)acrylate includes a compound (X) having a structure formed by a reaction of an epoxy compound (A) containing an epoxy group and a tertiary carbon atom or a quaternary carbon atom, a (meth)acrylic acid (B), and an iso(thio)cyanate compound (C) having two or more iso(thio)cyanate groups.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: April 15, 2025
    Assignee: MITSUI CHEMICALS, INC.
    Inventor: Naoyuki Kakinuma
  • Patent number: 12278528
    Abstract: A method for manufacturing a laminated body includes: laminating an electromagnetic steel plate to form the laminated body; performing an annealing process on the laminated body; acquiring a before-annealing lamination thickness information on a thickness of the laminated body before performing the annealing process on the laminated body; and when the before-annealing lamination thickness information does not satisfy a before-annealing criterion which is predetermined, adjusting a lamination condition of the electromagnetic steel plate such that the before-annealing lamination thickness information satisfies the before-annealing criterion.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: April 15, 2025
    Assignee: MITSUI HIGH-TEC, INC.
    Inventors: Shigeru Nagasugi, Takashi Fukumoto, Jin Oda
  • Publication number: 20250115689
    Abstract: Provided are a polyfunctional (meth)acrylate thioester composition containing a polyfunctional (meth)acrylate thioester compound represented by Formula (1), a curable composition containing the polyfunctional (meth)acrylate thioester composition, a cured product obtained by curing the curable composition, a molded body including the cured product, and an optical material including the molded body.
    Type: Application
    Filed: February 17, 2023
    Publication date: April 10, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Yuichi TSUKADA
  • Publication number: 20250115031
    Abstract: The present invention relates to a non-oriented film, a laminated body, and a package, the non-oriented film has a sealant layer composed of a resin composition including a propylene-based polymer (A), a 1-butene/?-olefin copolymer (B), and a propylene/?-olefin copolymer (C) in predetermined fractions and a substrate layer: the propylene-based polymer (A) has a melting point (Tm) measured by differential scanning calorimetry (DSC) of 120° C. or higher and 170° C. or lower; the copolymer (B) has a melting point measured by DSC of lower than 120° C. and contains 51 to 99 mol % of a 1-butene-derived constitutional unit and 1 to 49 mol % of an ?-olefin-derived constitutional unit; the copolymer (C) has a melting point measured by DSC of lower than 120° C. and contains 51 to 95 mol % of a propylene-derived constitutional unit and 5 to 49 mol % of an ?-olefin-derived constitutional unit.
    Type: Application
    Filed: January 25, 2023
    Publication date: April 10, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Takahiro MIZUMA, Nao SHIOZAKI, Makoto EGAWA, Yuki KAI, Nozomi KAMIYA, Hiroshi HOYA
  • Publication number: 20250115705
    Abstract: There is provided a resin composition for a lens, which contains a photocationic polymerization initiator (X) including a salt formed from an anion represented by General Formula (1) and a cation and contains an epoxy compound (Y) containing two or more epoxy groups in a molecule. (In General Formula (1), R1 to R4 each independently represent an alkyl group having 1 to 18 carbon atoms or an aryl group having 6 to 14 carbon atoms.
    Type: Application
    Filed: December 21, 2022
    Publication date: April 10, 2025
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Yuichi TSUKADA, Yuji MIZOBE