Patents Assigned to Mitsui
  • Publication number: 20210328325
    Abstract: Provided is a carrier-attached metal foil which has excellent carrier-releasability and excellent selective metal layer-etchability, and can achieve a reduction in transmission loss and resistance in a semiconductor package (for example, a millimeter-wave antenna substrate) manufactured using the same. The carrier-attached metal foil includes: (a) a carrier; (b) a release functional layer on the carrier and including (b1) an adhesion layer disposed closer to the carrier and having a thickness of more than 10 nm and less than 200 nm and (b2) a release assistance layer disposed farther from the carrier and having a thickness of 50 nm or more and 500 nm or less; and (c) a composite metal layer on the release functional layer and including (c1) a carbon layer disposed closer to the release assistance layer, and (c2) a first metal layer disposed farther from the release assistance layer and mainly composed of Au or Pt.
    Type: Application
    Filed: November 19, 2019
    Publication date: October 21, 2021
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Mikiko KOMIYA, Takenori YANAI, Rintaro ISHII, Yoshinori MATSUURA
  • Publication number: 20210324221
    Abstract: Provided is a coating film having excellent durability and wear resistance, and utility as mold surface release coating. The coating film has excellent releasability (non-adhesiveness) over a long period of time. Further provided is a coating composition capable of forming such a coating film, the coating composition containing a fluoropolymer and an oil that is a liquid at 25° C., wherein the decomposition temperature of the oil is higher than the melting point of the fluoropolymer.
    Type: Application
    Filed: May 20, 2019
    Publication date: October 21, 2021
    Applicants: THE CHEMOURS COMPANY FC, LLC, CHEMOURS-MITSUI FLUOROPRODUCTS CO., LTD.
    Inventors: HOAI-NAM PHAM, DAISAKU SHINOHARA, TAKUMI TERAO, AKIHIRO MATSUI
  • Publication number: 20210327847
    Abstract: A method for producing a semiconductor package, capable of suppressing damage of a device, and dissolving or softening a tacky layer quickly to peel off a reinforcing sheet, is provided. This method includes: providing a tacky sheet including a soluble tacky layer, making a first laminate, obtaining a second laminate having a second support substrate bonded to the first laminate, peeling off a first support substrate to obtain a third laminate, mounting a semiconductor chip thereon to obtain a fourth laminate, sealing a right end surface and a left end surface of the fourth laminate with sealing members and immersing a lower end surface of the fourth laminate selectively in a solution, giving a pressure difference between an inner space and the solution to allow the solution to penetrate into the internal space and dissolve or soften the soluble tacky layer, and peeling off the second support substrate.
    Type: Application
    Filed: November 11, 2019
    Publication date: October 21, 2021
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Toshimi NAKAMURA, Tetsuro SATO
  • Patent number: 11147272
    Abstract: Pyridone compounds of formula (1) and salts thereof: wherein R1, R2, R3, X, Y1, Y2, Y3 and n are defined. The pyridone compounds can control plant diseases.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: October 19, 2021
    Assignee: MITSUI CHEMICALS ARGRO, INC.
    Inventors: Hideki Umetani, Hideaki Ikishima, Akihiro Nishida, Shun Okaya, Ryohei Naito, Takeshi Fukumoto, Satoshi Yutani, Toshiaki Ohara
  • Patent number: 11149473
    Abstract: A door closing apparatus includes a latching mechanism including a latch, a closing mechanism configured to shift the latching mechanism from a half latching state to a fully latching state, and a driving source configured to operate the closing mechanism. The closing mechanism includes a closing lever that is rotated by power of the driving source, a closing arm that is translated in response to a rotation of the closing lever to be linked with the latch and a cancelling lever that rotates in response to an operation of a door opening operation source. The closing lever has a closing lever shaft that is supported by the cancelling lever, and the supporting of the closing lever shaft by the cancelling lever is cancelled by a rotation of the cancelling lever in response to an operation of the door opening operation source.
    Type: Grant
    Filed: April 25, 2016
    Date of Patent: October 19, 2021
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventors: Tomoharu Nagaoka, Hideaki Nozawa
  • Publication number: 20210318278
    Abstract: There is provided a separation method in which a target component in a solution can be separated simply but safely and efficiently without contamination from the environment. This method includes: providing a solution containing a target component, and a reaction reagent; while continuously feeding the solution and the reaction reagent to a flow path, intermittently injecting bubbles into the flow path to produce a gas-liquid slug flow in which a mixed liquid containing the solution and the reaction reagent is segmented into a plurality of droplets by the bubbles; continuing the feed of the gas-liquid slug flow in the flow path, thereby facilitating the mixing of the solution and the reaction reagent, and the gasification of the target component by the mixing, in each droplet, and the movement of a target component-derived gas produced by the gasification to the bubbles; and recovering the target component-derived gas with an absorbing liquid.
    Type: Application
    Filed: November 27, 2019
    Publication date: October 14, 2021
    Applicants: MITSUI MINING & SMELTING CO., LTD., BL TEC K.K.
    Inventors: Makoto NAGAOKA, Fumihiro YOSHINAGA, Atsumi KOYANAGI, Shunichi HATAMOTO, Yozo ISHIHARA, Makiko KUMAGAI, Takashi NISHIMURA
  • Patent number: 11141721
    Abstract: Provided is a porous structure for exhaust purification catalysts having excellent light-off temperature characteristics. The porous structure for exhaust purification catalysts includes an oxygen storage component and an inorganic porous solid. The porous structure has a pore volume distribution such that the ratio of the pore volume of pores with a diameter of from 15 nm to less than 25 nm to the pore volume of pores with a diameter of from 5 nm to less than 15 nm is 1.3 to 2.5 as measured with a mercury porosimeter. The pore volume distribution preferably has at least one peak top in a pore diameter range of from 15 nm to less than 25 nm.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: October 12, 2021
    Assignee: Mitsui Mining & Smelting Co., Ltd.
    Inventors: Yusuke Hosoi, Hironori Iwakura, Takashi Wakabayashi, Yunosuke Nakahara
  • Patent number: 11142937
    Abstract: An opening and closing device includes an upper arm and a lower arm spaced apart in an up-and-down direction and extend between a vehicle door and a vehicle body, a connecting member configured to connect a first end portion of the upper arm and a first end portion of the lower arm, a body-side upper hinge and a body-side lower hinge attached to the vehicle body so as to be spaced apart in the up-and-down direction and support the connecting member rotatably, a door-side upper hinge attached to an inner panel of the vehicle door to support a second end portion of the upper arm rotatably, and a door-side lower hinge attached to the inner panel of the vehicle door to support a second end portion of the lower arm rotatably.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: October 12, 2021
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventors: Makoto Kaburaki, Naoya Seto
  • Patent number: 11142464
    Abstract: Provided is a beta zeolite also having exceptional catalytic activity as a catalyst other than an olefin epoxidation catalyst. This beta zeolite is synthesized without using an organic structure-directing agent and has titanium in the structural skeleton thereof, the Ti content being 0.10 mmol/g or higher. This beta zeolite preferably has an Si/Ti molar ratio of 20-200. Also, the Si/Al molar ratio is preferably 100 or higher.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: October 12, 2021
    Assignees: Mitsui Mining & Smelting Co., Ltd., NATIONAL UNIVERSITY CORPORATION YOKOHAMA NATIONAL UNIVERSITY
    Inventors: Yoshihiro Kubota, Satoshi Inagaki, Yuya Ikehara, Mei Takeyama, Yasuo Yamazaki
  • Patent number: 11142931
    Abstract: Provided is a vehicle door latch device capable of shortening of energization time to an electrical drive source while a moving member is restrained by abutting against a stopper portion and improvement of durability of the electrical drive source. A control unit of the door latch device controls an electric motor for driving a sector gear in a release direction based on a door operation of an operation switch, and controls to stop a power supply to the electric motor when the latch is rotated from the full-latch position to the open position and a full-latch detecting switch is activated while the moving member is brought into abutment with the stopper portion and is stopped.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: October 12, 2021
    Assignee: Mitsui Kinzoku Act Corporation
    Inventors: Minetaka Katagawa, Shintaro Okawa, Akifumi Omori
  • Publication number: 20210309954
    Abstract: A culture material including a 4-methyl-1-pentene polymer for cells, tissues, or organs, the culture material having a water contact angle at a culture surface of 50° to 100°, a sagging distance by a test method described below of 0 to 5 mm, and an oxygen permeation rate at a temperature of 23° C. and a humidity of 0% of 4500 to 90000 cm3/(m2×24 h×atm). A test piece having the same material as the culture material and the same thickness as the culture surface of the culture material and having a flat plate shape of 100 mm long and 10 mm wide is made. The test piece is fixed onto a test board in a state where the test piece protrudes lengthwise in a horizontal direction from a top surface of the test board, the top surface being horizontal.
    Type: Application
    Filed: June 18, 2020
    Publication date: October 7, 2021
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Makoto KIYA, Hiroshi MIYASAKO, Katsutoshi KINOSHITA, Tomoaki MATSUGI, Takashi ODA, Katsuhiro ESASHIKA
  • Publication number: 20210313237
    Abstract: There is provided a laminated sheet with which the electrical inspection of a redistribution layer formed later can be efficiently performed, while the laminated sheet is in the form of a sheet useful for the formation of a redistribution layer. This laminated sheet includes a carrier with a release function; a first electrically conductive film provided on the carrier with the release function; an insulating film provided on the first electrically conductive film; and a second electrically conductive film provided on the insulating film. The second electrically conductive film is used for formation of a redistribution layer, and the first electrically conductive film, the insulating film, and the second electrically conductive film function as a capacitor for performing electrical inspection of the redistribution layer.
    Type: Application
    Filed: June 16, 2021
    Publication date: October 7, 2021
    Applicant: MITSUI MINING & SMELTING CO., LTD.
    Inventors: Yoshinori MATSUURA, Takenori YANAI, Rintaro ISHII
  • Publication number: 20210308916
    Abstract: A metal-resin composite structure (106) is formed by bonding a metal member (103) and a resin member (105) formed of a resin composition. A surface roughness measured regarding six linear portions in total including three arbitrary linear portions parallel with each other and another three arbitrary linear portions perpendicular to the former three linear portions on a surface (110) of the metal member (103), based on JIS B0601 (corresponding international standard: ISO4287) satisfies both Requirements (1) and (2). (1) An average value of ten point average roughnesses (Rz) at an evaluated length of 4 mm is smaller than 20 ?m. (2) An average value of mean width of the profile elements (RSm) at an evaluated length of 4 mm is equal to or greater than 20 ?m and smaller than 77 ?m.
    Type: Application
    Filed: June 16, 2021
    Publication date: October 7, 2021
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Kazuki KIMURA, Haruka SUGITA, Yoshihiko TOMITA
  • Patent number: 11137677
    Abstract: A pellicle for EUV exposure that has a high transmittance to EUV light, causes little outgassing, and is not much contaminated, and a method for manufacturing the same are provided. A pellicle (100) includes a pellicle film (101); a support frame (103); and a first adhesive layer (109) provided at an end of the support frame, the end being opposite to an end on which the pellicle film is extended. The pellicle further includes an inorganic layer (111) on a side surface of the first adhesive layer, the side surface extending in a direction crossing a surface of the pellicle film, and the pellicle film being extended on the side surface. The inorganic layer has a mass absorption coefficient (?m) in the range of 5×103 cm2/g to 2×105 cm2/g.
    Type: Grant
    Filed: August 8, 2019
    Date of Patent: October 5, 2021
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Kazuo Kohmura, Yosuke Ono, Atsushi Okubo, Daiki Taneichi, Hisako Ishikawa, Tsuneaki Biyajima
  • Patent number: 11137455
    Abstract: A magnetic field measuring element includes a Superconducting QUantum Interference Device magnetic sensors, the first sensor disposed either on a second plane perpendicular to a first plane including a coil surface of the third sensor and which includes the center of the third sensor, or in the vicinity of the second plane, and a second sensor disposed either on a third plane perpendicular to the first plane and the second plane, or in the vicinity of the third plane. The center of the first sensor is present either on a straight line which passes through the center of the third sensor and is perpendicular to the first plane, or in the vicinity of said straight line, and the center of the second sensor is present in a position displaced from a line joining the center of the third sensor and the center of the first sensor.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: October 5, 2021
    Assignees: JAPAN OIL, GAS AND METALS NATIONAL CORPORATION, MITSUI MINERAL DEVELOPMENT ENGINEERING CO., LTD., SUPERCONDUCTING SENSOR TECHNOLOGY CORPORATION
    Inventors: Akira Tsukamoto, Tsunehiro Hato, Keiichi Tanabe, Masayuki Motoori, Hidehiro Ishikawa
  • Patent number: 11136793
    Abstract: A vehicle door latch apparatus is provided that shortens the time to switch the locking lever between the locked position and the unlocked position. A vehicle door latch apparatus according to the present invention comprises a latch that is engaged with a striker in order to keep a vehicle door in a half-latched state or a full-latched state; a ratchet that is engaged with the latch in order to keep the latch engaged with the striker; an opening link 27 that abuts against the ratchet in order to release the ratchet from the latch when the opening link is moved in a door opening direction in an door opening operation of an outer door opening handle; a locking lever 28 that can be switched between a locked position that prevents the ratchet from being released by the opening link and an unlocked position that allows the ratchet to be released; and a locking actuator 39 that switches the locking lever between the locked position and the unlocked position.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: October 5, 2021
    Assignee: MITSUI KINZOKU ACT CORPORATION
    Inventors: Tomoharu Nagaoka, Hideaki Nozawa
  • Publication number: 20210298997
    Abstract: A compound (A) is represented by the formula (1): wherein R1 is a hydrogen atom or an alkali metal atom, R2 is a hydrogen atom or an alkali metal atom, R3 is a hydrogen atom or a methyl group, Z is a divalent or trivalent organic group, and the lines consisting of a solid line and a broken line bonded to Z represent a single bond or a double bond.
    Type: Application
    Filed: August 9, 2019
    Publication date: September 30, 2021
    Applicants: SUN MEDICAL CO., LTD., MITSUI CHEMICALS, INC.
    Inventors: Hideo MATSUMURA, Sayaka MIYAMORI, Takashi YAMAMOTO, Kazuhiko YOSHINAGA, Shigeru MIO, Shinji KIYONO, Hina SUZUKI
  • Publication number: 20210301131
    Abstract: Disclosed is a polyamide resin composition including 50% to 99% by mass of a polyamide (P) and 1% to 50% by mass of an acid-modified polyolefin (Q) satisfying the following requirements (1) to (3). (1) A melt flow rate (MFR) as measured at 230° C. under a load of 2.16 kg is 50 to 200 (g/10 min). (2) An acid modification amount is 0.1% to 2.0% by mass. (3) The acid-modified polyolefin (Q) includes a modified product (q1) of an elastomer including 10% to 95% by mole of an ethylene-derived skeleton unit, 0% to 80% by mole of a propylene-derived skeleton unit, and 3% to 40% by mole of a skeleton unit derived from an ?-olefin having 4 to 8 carbon atoms (with a total amount of the ethylene-derived skeleton unit, the propylene-derived skeleton unit, and the skeleton unit derived from an ?-olefin being 100% by mole), the elastomer being modified by maleic acid or an anhydride thereof.
    Type: Application
    Filed: June 14, 2021
    Publication date: September 30, 2021
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Hidetake NAKANO, Tetsuya NAKAMURA, Hirokazu TANAKA
  • Patent number: 11129523
    Abstract: An analysis unit determines at least two boundaries by determining; in a coordinate system indicating a correlation between a luminance contrast value between a luminance of an attention portion and a luminance of a background portion, and a luminance average value of a visual target including the attention portion and the background portion; the boundary between a region where a subject has a visibility and a region where the subject does not have the visibility for each combination of stimulus values of a color stimulus of a visual target.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: September 28, 2021
    Assignees: VISUAL TECHNOLOGY LABORATORY INC., MITSUI CHEMICALS, INC.
    Inventors: Yoshiki Nakamura, Sueko Kanaya, Noriaki Asada, Shoko Matsumura, Akinori Nagatomo, Taizo Nishimoto
  • Publication number: 20210296703
    Abstract: A non-aqueous electrolyte solution for a battery, includes: an additive A which is at least one selected from the group consisting of compounds represented by the following Formula (A); an additive B which is at least one selected from the group consisting of lithium monofluorophosphate and lithium difluorophosphate; and an additive C which is at least one selected from the group consisting of compounds containing a sulfur-oxygen bond. In Formula (A), R1 represents a fluorine atom, or a fluorinated hydrocarbon group having from 1 to 6 carbon atoms; and each of R2 to R4 independently represents a hydrogen atom, a fluorine atom, a hydrocarbon group having from 1 to 6 carbon atoms, or a fluorinated hydrocarbon group having from 1 to 6 carbon atoms.
    Type: Application
    Filed: July 25, 2019
    Publication date: September 23, 2021
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Kei SUGAWARA, Satoko FUJIYAMA, Hitoshi ONISHI