Patents Assigned to Mitsui
  • Publication number: 20230110251
    Abstract: A non-aqueous electrolyte solution for a battery contains a phosphazene compound (A) that contains at least one of a phosphazene compound represented by Formula (1) or a phosphazene compound represented by Formula (2). In Formulae (1) and (2), each of Y? and Z? independently represents an anion in which a proton is removed from an inorganic acid or an active hydrogen compound; each of twenty-four Rs independently represents a hydrocarbon group having from 1 to 10 carbon atoms; and, among the twenty-four Rs, two Rs bonded to the same nitrogen atom are optionally bonded to each other.
    Type: Application
    Filed: March 30, 2021
    Publication date: April 13, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Yu MIZUNO, Yuri SUGIHARA, Takaomi HAYASHI, Emiri TANAKA
  • Publication number: 20230112590
    Abstract: Disclosed herein are: a unidirectional fiber-reinforced thermoplastic resin sheet that includes a thermoplastic resin and reinforcing fibers, the reinforcing fibers being drawn in the lengthwise direction, the sheet including a fiber-reinforced layer including at least 40% by volume of the reinforcing fibers, and a resin layer that is 0% or more and less than 5% by volume of the reinforcing fibers; a laminated panel and structural material including the unidirectional fiber-reinforced thermoplastic resin sheet; and a method for manufacturing the unidirectional fiber-reinforced thermoplastic resin sheet in which the reinforcing fibers are impregnated with the thermoplastic resin so that the tensile strength of the reinforcing fibers is in the range of 800 cN to 2,000 cN.
    Type: Application
    Filed: February 26, 2021
    Publication date: April 13, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Minoru ISSHIKI, Atsushi MIYATA, Kentaro NAKAYAMA
  • Patent number: 11623984
    Abstract: Provided is a melt processible fluororesin composition for injection molding of articles that has melt flow that facilitates injection molding, that can enhance strength of a fluororesin weld line area in an injection molded article, and that achieves excellent release from a mold. The fluororesin composition includes two or more types of melt processible fluororesins having different melt flow rates; one of the melt processible fluororesins being a high melt flow rate melt processible fluororesin having a melt flow rate of 35 g/10 min or greater, and another being a low melt flow rate melt processible fluororesin having a melt flow rate of 10 g/10 min or greater but less than 35 g/10 min; and wherein the ratio of the melt flow rate (MFRa) of the high MFR melt processible fluororesin to the melt flow rate (MFRb) of the low MFR melt processible fluororesin (MFRa/MFRb) is from 1 to 10.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: April 11, 2023
    Assignee: CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD
    Inventors: Takahiro Nishimura, Toshiki Kitagawa
  • Publication number: 20230107922
    Abstract: There is provided a resin laminate including a first layer composed of a first resin composition and a second layer composed of a second resin composition. The first resin composition includes a resin component including an epoxy resin, a diamine compound, and a polyimide resin, and a complex metal oxide including at least two selected from Ba, Ti, etc. of 60 to 85 parts by weight based on 100 parts of the first resin composition, and the content of the polyimide resin is 20 to 60 parts by weight based on 100 parts of the resin component. The second resin composition includes a resin component including an epoxy resin and a diamine compound but is free of polyimide resin, and a complex metal oxide including at least two selected from Ba, Ti, etc. of 70 to 90 parts by weight based on 100 parts of the second resin composition.
    Type: Application
    Filed: January 19, 2021
    Publication date: April 6, 2023
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Yoshihiro YONEDA, Toshihiro HOSOI, Tetsuro SATO
  • Publication number: 20230098726
    Abstract: An opening/closing mechanism for a tail gate includes a hinge device configured to rotate the tail gate relative to side walls, and a latch device configured for engagement with a striker provided on the side wall to hold the tail gate in a closed state. The hinge device includes an electric driving device provided on the tail gate and configured to rotate the tail gate by means of a motor, and a coupling configured to couple a body-side engagement portion provided on the side wall and an output shaft of the electric driving device together. The output shaft of the electric driving device fits in a fitting hole portion in a first cylindrical portion formed at one end side of the coupling, and the body-side engagement portion fits in a fitting recessed portion in a second cylindrical portion formed at the other end side of the coupling.
    Type: Application
    Filed: July 29, 2020
    Publication date: March 30, 2023
    Applicant: MITSUI KINZOKU ACT CORPORATION
    Inventors: Yoshiaki YOKOTA, Kohei YAMASHITA
  • Publication number: 20230101204
    Abstract: A polyamide composition excellent in balance between fluidity during molding and, for example, surface appearance, bleed-out resistance, impact resistance and rigidity in the form of a molded article, and also relates to a polyamide composition a polyamide (A), an ethylene/?-olefin copolymer (B) satisfying requirements (b-1) to (b-3), and 0.1 to 20.0 mass % of an ethylene/?-olefin copolymer (C) satisfying the requirements (c-1) to (c-5), provided that (A)+(B)+(C)=100 mass %.
    Type: Application
    Filed: January 26, 2021
    Publication date: March 30, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Yuto YOSHIDA, Tomohiro YAMAGUCHI, Nozomi KAMIYA
  • Patent number: 11613594
    Abstract: The present invention provides a crosslinked molded article having a lower compression set; and a method for producing a crosslinked molded article by injection molding, the method enabling shortening of one cycle in injection molding, the method being suitable for obtaining a crosslinked molded article having a lower compression set. The present invention relates to a method for producing a crosslinked molded article, comprising melt-kneading a polymer composition containing a polymer having a terminal double bond, a hydrosilyl group-containing compound (Y) having at least two hydrosilyl groups per molecule, a platinum-based catalyst (Z) for hydrosilicon crosslinking, and a reaction inhibitor (D), subjecting the polymer composition to injection molding in a mold, performing primary crosslinking in the mold, removing the primary-crosslinked molded article from the mold, and then performing secondary crosslinking in a heat medium.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: March 28, 2023
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Tatsuya Sakai, Ryohei Saeki, Kiyohide Inomata, Yoshiharu Kikuchi, Kotaro Ichino
  • Patent number: 11614641
    Abstract: Eyewear having: an optical module; an input unit; a sensing unit; a storage unit that stores at least conditions that change optical properties of the optical module; and a control unit that performs electric control of the optical module, in accordance with a set mode, by using electric control. The set modes include: a first mode in which the control unit electrically controls the optical module on the basis of a condition stored in the storage unit and a detection value for the sensing unit; and a second mode in which the control unit electrically controls the optical module on the basis of instructions received by the input unit. The conditions stored in the storage unit are updated on the basis of the detection value for the sensing unit when the input unit has received an instruction in the second mode.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: March 28, 2023
    Assignee: Mitsui Chemicals, Inc.
    Inventors: Akihiro Muramatsu, Akifumi Aono, Ryuki Kan, Takafumi Ohto, Sho Tanaka
  • Patent number: 11616148
    Abstract: The present invention relates to an oxide sintered material that can be used suitably as a sputtering target for forming an oxide semiconductor film using a sputtering method, a method of producing the oxide sintered material, a sputtering target including the oxide sintered material, and a method of producing a semiconductor device 10 including an oxide semiconductor film 14 formed using the oxide sintered material.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: March 28, 2023
    Assignee: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Miki Miyanaga, Kenichi Watatani, Hideaki Awata
  • Patent number: 11613595
    Abstract: The purpose of the present invention is to obtain an ethylene??-olefin?non-conjugated polyene copolymer that has a low permanent compression set at low temperatures, is flexible, and has an excellent balance of rubber elasticity at low temperatures and tensile strength at normal temperatures. This ethylene-based polymer is an ethylene??-olefin?non-conjugated polyene copolymer that includes units derived from ethylene (A), units derived from an ?-olefin (B) containing 4-20 carbon atoms, and units derived from a non-conjugated polyene (C) and satisfies (1)-(4). (1) The molar ratio of (A) to (B) is 40/60-90/10, (2) the contained amount of the units derived from (C) is 0.1-6.0 mol %, (3) ML(1+4)125° C. is 5-100, and (4) the B value is 1.20 or more.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: March 28, 2023
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Koji Endo, Mayumi Hiwara, Sadahiko Matsuura, Yusuke Mizobuchi, Yuichi Yamamura, Yuji Noguchi, Yuji Ishii, Tatsuya Sakai, Keisuke Shishido, Kotaro Ichino, Kiyohide Inomata, Fumito Takeuchi, Kenta Ide
  • Publication number: 20230091499
    Abstract: A photocurable composition includes a photopolymerizable component and a photopolymerization initiator, in which a diluted solution (D1) obtained by diluting the photocurable composition with ethanol such that the content of ethanol is 99% by mass would satisfy the following Condition (X): the transmittance at at least one wavelength within the wavelength range of from 365 nm to 405 nm, measured at an optical path length of 1 cm, is from 1.0% to 70.0%.
    Type: Application
    Filed: January 8, 2021
    Publication date: March 23, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventor: Takaaki HAYASHI
  • Publication number: 20230087005
    Abstract: Provided is an optical component including a cyclic olefin-based copolymer (A), in which the cyclic olefin-based copolymer (A) has a constitutional unit (a) derived from at least one olefin represented by the following general formula (I), a constitutional unit (b) derived from at least one cyclic olefin represented by the following general formula (II), and a constitutional unit (c) derived from at least one cyclic olefin represented by the following general formula (III), and the content of the constitutional unit (a) is equal to or less than 50 mol % in a case where the total content of the constitutional unit (a), the constitutional unit (b), and the constitutional unit (c) is taken as 100 mol %.
    Type: Application
    Filed: December 14, 2020
    Publication date: March 23, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Hideki WASA, Futoshi FUJIMURA, Haruka SAITO, Tatsuya NAKAMURA, Makoto NAKASHIMA
  • Publication number: 20230088165
    Abstract: A method of producing a thiourethane resin raw material, the method including comprising the step of generating the thiourethane resin raw material by reacting a thiourethane resin and an active hydrogen compound with each other.
    Type: Application
    Filed: February 5, 2021
    Publication date: March 23, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Masakazu MURAKAMI, Shotaro NAKANO, Shinnosuke NAKAI
  • Publication number: 20230088077
    Abstract: In a latch device for holding a tail gate in a closed state by being brought into engagement with a striker provided on a side wall of a loading space, a main shaft, which supports a claw and a ratchet, is supported in a base plate at a right end portion and is supported in a right side portion of a housing at an intermediate portion, which is positioned between the claw and the ratchet, and a pawl shaft, which supports a pawl, is supported in the right side portion of the housing at a right end portion. A first seal member is provided between the main shaft and the right side portion of the housing, and a second seal member is provided between the pawl shaft and the right side portion of the housing.
    Type: Application
    Filed: July 29, 2020
    Publication date: March 23, 2023
    Applicant: MITSUI KINZOKU ACT CORPORATION
    Inventors: Yoshiaki YOKOTA, Kohei YAMASHITA
  • Patent number: 11608664
    Abstract: Vehicle door latch apparatus has; latch that engages strike and that rotates from an unlatched position to a full-latch over rotating position; ratchet member that is rotatably supported by ratchet shaft, wherein ratchet member has pawl portion that is movable between a latch engaging position, where pawl portion can face full-latching engaging portion of latch, and a latch releasing position, where pawl portion is not engaged with full-latching engaging portion; and ratchet restrainer that is positioned on a side of ratchet member and that restrains ratchet member. Ratchet member is configured to be pushed out from latch engaging position to a latch releasing position by release component force F2 that acts on ratchet member in a latch releasing direction, wherein release component force F2 is generated when latch returning force that acts on latch is applied to ratchet member at the latch engaging position.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: March 21, 2023
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventors: Hirotaka Nishijima, Shintaro Okawa, Katsuyuki Ishiguro, Shunsuke Tamura, Hibiki Ogura
  • Publication number: 20230080753
    Abstract: The purpose of the present disclosure is to provide a pellicle that has an adhesive layer having good flatness, and a method for producing the pellicle with good reproducibility. Said purpose is achieved by a pellicle having: a pellicle frame; a pellicle film provided so as to be stretched on one end surface of the pellicle frame; and an adhesive layer provided on the other end surface of the pellicle frame. The adhesive layer contains a cured product of a resin composition containing a curable polymer (A), and a curing agent (B1) and a curing agent (B2). The curing agent (B1) and the curing agent (B2) have different curing conditions.
    Type: Application
    Filed: March 24, 2021
    Publication date: March 16, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Yasushi SATOH, Kazuo KOHMURA, Akira ISHIKAWA, Takashi UNEZAKI, Hisako ISHIKAWA, Takashi KOZEKI, Ken ITO
  • Patent number: 11605990
    Abstract: An annular core piece in which an annular core piece can be received inside a contour of an outer circumstance of the annular core piece and the number of recesses formed on the outer circumstance is small is provided. In an annular core piece including a plurality of recesses opened in an outer circumferential part, the recess includes a narrowed part and a raised part, and a transverse width of the narrowed part is made narrower than a transverse width of a different region present on a side of a bottom of the recess further beyond the narrowed part, and the raised part is formed such that a part of the bottom of the recess is raised and projected toward an opening end of the recess.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: March 14, 2023
    Assignee: MITSUI HIGH-TEC, INC.
    Inventors: Hirokazu Arakawa, Yusuke Hasuo
  • Patent number: 11605988
    Abstract: A method for manufacturing a laminated iron core includes providing a plurality of annular iron core piece rows, each of which is configured by annularly arranging a plurality of divided iron core pieces including yokes and teeth, and the yokes of the annularly-adjacent divided iron core pieces in the annular iron core piece row are mutually different in shape. In the method, the annular iron core piece rows are laminated by changing a rotational angle of the newly laminated annular iron core piece row relatively to the lastly laminated annular iron core piece row laminated so that the divided iron core piece with a shape different from that of the divided iron core piece is laminated on the lastly laminated divided iron core piece.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: March 14, 2023
    Assignee: MITSUI HIGH-TEC, INC.
    Inventors: Shuichi Nakamura, Daisuke Momota
  • Publication number: 20230071200
    Abstract: One embodiment of the present invention relates to a thermoplastic elastomer composition or a shaped article thereof. The thermoplastic elastomer composition is a composition including 100 parts by mass of an ethylene/?-olefin/non-conjugated polyene copolymer (A); 20 to 80 parts by mass of a propylene polymer (B) having a melt flow rate (measured at 230° C. under 2.16 kg load in accordance with ASTM D 1238-65T) of 1 to 100 g/10 min; and 0.1 to 50 parts by mass of an inorganic filler (C); or is a composition obtained by dynamically crosslinking 100 parts by mass of an ethylene/?-olefin/non-conjugated polyene copolymer (A); 20 to 80 parts by mass of the propylene polymer (B); 0.1 to 50 parts by mass of an inorganic filler (C); and a crosslinking agent (D).
    Type: Application
    Filed: March 30, 2021
    Publication date: March 9, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Nana TATEMATSU, Hayato KURITA
  • Publication number: 20230073699
    Abstract: A self-extinguishable film for a lithium-ion battery, comprising a self-extinguishing layer containing a heat-meltable binder and fire extinguishing agent particles.
    Type: Application
    Filed: March 15, 2021
    Publication date: March 9, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Yuri SUGIHARA, Yu MIZUNO