Patents Assigned to Shin-Etsu Chemical Co., Ltd.
  • Patent number: 10756254
    Abstract: An object of the present invention is to provide a method of manufacturing a composite substrate including a piezoelectric layer with less Li amount variation and a support substrate. A method of manufacturing a composite substrate of the present invention includes a step of performing ion implantation into a piezoelectric substrate, a step of bonding the piezoelectric substrate and the support substrate, a step of separating the bonded substrate, at an ion-implanted portion of the piezoelectric substrate, into the piezoelectric layer bonded to the support substrate and the remaining piezoelectric substrate after the step of bonding the piezoelectric substrate and the support substrate, and a step of diffusing Li into the piezoelectric layer after the separating step.
    Type: Grant
    Filed: October 5, 2017
    Date of Patent: August 25, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Masayuki Tanno, Kazutoshi Nagata, Shoji Akiyama, Koji Kato
  • Patent number: 10756239
    Abstract: A synthetic quartz glass lid is provided comprising a synthetic quartz glass and an adhesive formed on a periphery of a main surface of the window member. Further, an optical device package is provided comprising a box-shaped receptacle having an open upper end, an optical device received in the receptacle, and a window member of synthetic quartz glass bonded to the upper end of the receptacle with an adhesive. The adhesive is a low-melting metallic glass consisting of Te, Ag and at least one element selected from W, V, P, Ba, and Zr.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: August 25, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Harunobu Matsui, Daijitsu Harada, Masaki Takeuchi
  • Publication number: 20200263293
    Abstract: An apparatus for producing polycrystalline silicon by the Siemens method, includes: a carbon-made core wire holder 14 holding a silicon core wire 13; an electrode portion 10 energizing the core wire holder 14, the electrode portion 10 having a top end 18 in contact with a bottom end of the core wire holder 14; and a first screwing section provided 17a only around a lower part of the core wire holder 14 to be fixed to the electrode portion 10, wherein the core wire holder 14 has a contact surface with the top end 18 of the electrode portion 10, the contact surface being lower in electric resistance than an area of the first screwing section 17a to be fastened.
    Type: Application
    Filed: February 11, 2020
    Publication date: August 20, 2020
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Tetsuro Okada, Naruhiro Hoshino, Masahiko Ishida
  • Publication number: 20200264502
    Abstract: A photomask blank comprising a transparent substrate and a light-shielding film disposed thereon is provided. The light-shielding film is constructed by a single layer or multiple layers including a light-shielding layer containing Si and N, having a N content of 3-50 at % based on the sum of Si and N, being free of a transition metal.
    Type: Application
    Filed: May 4, 2020
    Publication date: August 20, 2020
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Takuro KOSAKA, Yukio INAZUKI, Hideo KANEKO
  • Publication number: 20200263304
    Abstract: An integrated sleeve structure is provided between an electrode configured to feed power to a silicon core wire and a bottom plate part. Sealing members are arranged on at least part of a flange part of an insulating member and on at least part of a straight part of the insulating member.
    Type: Application
    Filed: February 19, 2020
    Publication date: August 20, 2020
    Applicant: Shin-Etsu Chemical Co., Ltd.
    Inventors: Naruhiro Hoshino, Tetsuro Okada, Masahiko Ishida
  • Patent number: 10744673
    Abstract: A sprayed article is prepared by thermally spraying ceramic particles of rare earth oxide or fluoride or metal particles of W, Mo or Ta onto an outer or inner surface of a cylindrical carbon substrate to form a sprayed coating, and burning out the carbon substrate, thus leaving the ceramic or metal-base sprayed coating of cylindrical shape having a wall thickness of 0.5-5 mm.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: August 18, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Noriaki Hamaya, Ryoji Iida, Noboru Yamamoto
  • Patent number: 10747098
    Abstract: A halftone phase shift photomask blank has on a transparent substrate, a first film serving as a halftone phase shift film, a second film serving as a light shielding film, a third film serving as a hard mask film, and a fourth film. The first and third films are formed of silicon-containing materials which are resistant to chlorine base dry etching and removable by fluorine base dry etching. The second and fourth films are formed of silicon-free, chromium-containing materials which are resistant to fluorine base dry etching and removable by chlorine base dry etching.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: August 18, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yukio Inazuki, Souichi Fukaya
  • Patent number: 10745603
    Abstract: A thermosoftening and heat conductive silicone grease composition including: (A) a silicone wax having a melting point of 30-80° C.; (B) a organopolysiloxane indicated by formula R1aSiO(4-a)/2 (R1 indicating a monovalent hydrocarbon group and a being 1.8?a?2.2) and having a kinematic viscosity of 10-500,000 mm2/s at 25° C.; and (C) a heat conductive filler material having a heat conductivity of at least 10 W/(m·K).
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: August 18, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventor: Kunihiro Yamada
  • Patent number: 10743788
    Abstract: The present invention provides a bio-electrode composition including: a resin containing a urethane bond in a main chain and a siloxane bond in a side chain; and an electro-conductive material, wherein the electro-conductive material is a polymer compound having one or more repeating units selected from fluorosulfonic acid salts shown by the following formulae (1)-1 and (1)-2, sulfonimide salts shown by the following formula (1)-3, and sulfonamide salts shown by the following formula (1)-4. This can form a living body contact layer for a bio-electrode that is excellent in electric conductivity and biocompatibility, light in weight, manufacturable at low cost, and free from large lowering of the electric conductivity even when it is wetted with water or dried. The present invention also provides a bio-electrode in which the living body contact layer is formed from the bio-electrode composition, and a method for manufacturing the bio-electrode.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: August 18, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun Hatakeyama, Osamu Watanabe, Motoaki Iwabuchi
  • Publication number: 20200253843
    Abstract: This water-in-oil emulsion-type stick-shaped deodorant composition contains: (A) a volatile component having a boiling point of 250° C. or less, where the total amount of water and ethanol in the (A) component is 83-100 mass %; (B) component (B-1), component (B-2), or a combination of components (B-1) and (B-2), wherein component (B-1) is an antiperspirant and component (B-2) is a fungicide; (C) a crosslinked silicone surfactant; (D) a non-crosslinked silicone surfactant; and (E) an oily component which has a solid phase at 25° C.
    Type: Application
    Filed: August 21, 2018
    Publication date: August 13, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Masayuki KONISHI, Ryuichi INABA
  • Publication number: 20200259094
    Abstract: Provided are a conductive polymer composite and composition which: improve water volatilization efficiency during film formation by incorporating a novel non-doping fluorinated unit in a dopant polymer; also reduce H+ generation by using the non-doping fluorinated unit in place of an acid unit generating extra acids; have good filterability and film formability; and are capable of forming a film having high transparency and good flatness when the film is formed. The conductive polymer composite is a composite containing: (A) a ?-conjugated polymer; and (B) a dopant polymer which is a copolymer containing a repeating unit “a” shown by the following general formula (1) and at least one repeating unit “b” selected from repeating units shown by the following general formulae (2-1) to (2-7).
    Type: Application
    Filed: February 6, 2020
    Publication date: August 13, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Takayuki NAGASAWA, Jun HATAKEYAMA
  • Publication number: 20200254482
    Abstract: This water-repellent, oil-repellent member is obtained via a method comprising: a step for wet-coating a substrate surface with a solution containing an organic silicon compound comprising multiple silanol groups and a solvent; a step for drying the solvent to form a primer layer; a step for wet-coating the primer layer with a solution containing a fluorine-containing compound and a solvent, followed by drying the solvent, or dry-coating with the fluorine-containing compound obtained by evaporating the solvent from the solution; and a step for curing the fluorine-containing compound to form a water-repellent, oil-repellent layer.
    Type: Application
    Filed: September 11, 2018
    Publication date: August 13, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yuji YAMANE, Lisa KATAYAMA, Ryusuke SAKOH, Takashi MATSUDA
  • Publication number: 20200255321
    Abstract: A method of manufacturing an optical fiber glass base material includes storing a glass particulate deposit prepared through a vapor-phase axial deposition (VAD) method in a storage chamber, wherein a hydrogen chloride concentration in the storage chamber is maintained at 2 ppm or lower, and a humidity in the storage chamber is preferably maintained at 12 g/m3 or lower. The storage chamber has an air supply port and an exhaust port, and a gas discharged from the exhaust port is re-supplied from the supply port into the storage chamber using a blower fan. A chemical filter is provided between the exhaust port and the blower fan. A dehumidifier is preferably provided between the exhaust port and the blower fan.
    Type: Application
    Filed: February 12, 2020
    Publication date: August 13, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventor: Yuhei URATA
  • Patent number: 10737241
    Abstract: A photocatalyst/alloy fine-particle dispersion containing two kinds of fine particles dispersed in an aqueous dispersion medium, (i) photocatalyst fine particles and (ii) alloy fine particles containing an antibacterial/antifungal metal, easily forms a photocatalyst/alloy fine-particle thin film of high transparency that exhibits antibacterial/antifungal properties regardless of the presence or absence of light irradiation.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: August 11, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Manabu Furudate, Tomohiro Inoue
  • Patent number: 10736317
    Abstract: A composition containing a substance having sex pheromone activity on San Jose scale (SJS) after finding the substance. More specifically, there are provided a composition having sex pheromone activity on SJS, the composition containing 3,7-dimethyl-7-octenyl propionate as a substance having sex pheromone activity on SJS; an attractant for SJS, the attractant containing the composition and a support for supporting the composition in such a manner as to allow the substance to be released; a mating disruptant for SJS, the disruptant containing the composition and a container for storing the composition in such a manner as to allow the substance to be released; and a method for attracting SJS or disrupting mating of SJS, the method including a step of installing the attractant or the mating disruptant for SJS in a field to release the substance from the attractant or the mating disruptant into the field.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: August 11, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Takeshi Kinsho, Tatsuya Fujii
  • Patent number: 10738190
    Abstract: A resin composition includes: (a) a supported platinum catalyst having a structure shown by the following general formula (1) in which a platinum complex is supported on a surface of an inorganic oxide; and (b) a thermoplastic matrix resin. The resin composition is usable as an addition-reaction catalyst capable of imparting sufficient storability and quick curability to an addition-reaction curable composition. In the formula, L represents a ligand selected from carbon monoxide, an olefin compound, an amine compound, a phosphine compound, an N-heterocyclic carbene compound, a nitrile compound, and an isocyanide compound; and n represents the number of Ls and an integer from 0 to 2.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: August 11, 2020
    Assignees: SHIN-ETSU CHEMICAL CO., LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Masayuki Ikeno, Takeshi Miyao, Takeharu Toyoshima, Jun-chul Choi, Norihisa Fukaya, Hiroyuki Yasuda
  • Patent number: 10743412
    Abstract: The present invention provides the substrate comprises a fiber film base material comprising a sheet of a surface-treated fiber film or a plural number of sheets of the surface-treated fiber films being laminated, wherein the surface-treated fiber film has a value of a conventional flexural rigidity measured by a method according to JIS R 3420 of 3-fold to 100-fold to a value of a conventional flexural rigidity of an untreated fiber film. There can be provided a substrate having a uniform and homogeneous insulating layer which does not generate unfastening or twisting of a fiber, and in addition to heat resistance, dimensional stability and impact resistance, having further excellent in bendability and flexibility.
    Type: Grant
    Filed: February 3, 2015
    Date of Patent: August 11, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Saiko Akahane, Yoshihira Hamamoto, Toshio Shiobara
  • Patent number: 10737966
    Abstract: Synthetic quartz glass substrates are prepared by furnishing a synthetic quartz glass block, coating two opposed surfaces of the glass block with a liquid having a transmittance of at least 99.0%/mm at a birefringence measuring wavelength, measuring a birefringence of the glass block by directing light thereacross, determining a slice thickness on the basis of the birefringence measurement and the dimensions of the substrate, and slicing the glass block at the determined slice thickness.
    Type: Grant
    Filed: March 8, 2017
    Date of Patent: August 11, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Yoko Ishitsuka, Atsushi Watabe, Daijitsu Harada, Masaki Takeuchi
  • Patent number: 10737999
    Abstract: A process to prepare (9E,11Z)-9,11-hexadecadienyl acetate with a good yield and high purity of the general formula (1): CH3—(CH2)3—CH?CH—CH?CH—(CH2)a—X.=The process includes a step of conducting a Wittig reaction between a haloalkenal of the general formula (2): OHC—CH?CH—(CH2)a—X, and a triarylphosphonium pentylide of the general formula (3): CH3—(CH2)3—CH?—P+Ar3, to obtain the 1-haloalkadiene, and the use of a (7E,9Z)-1-halo-7,9-tetradecadiene obtained by the process for a process of preparing (9E, 11Z)-9,11-hexadecadienyl acetate.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: August 11, 2020
    Assignee: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Tomohiro Watanabe, Yuki Miyake, Takeshi Kinsho
  • Publication number: 20200247926
    Abstract: Polymerization reaction is performed using a polymerizable monomer shown by the following general formula (1) and at least one monomer selected from monomers each having a structure of a salt among a lithium salt, a sodium salt, a potassium salt, and a nitrogen compound salt of a fluorosulfonic acid or the like; then, the structure of the salt of the repeating unit of a polymer obtained by the polymerization reaction is changed to the fluorosulfonic acid or the like by ion exchange. Thus, the present invention provides a polymer compound for a conductive polymer and a method for producing the polymer compound which is suitably used as a dopant for a fuel cell and a conductive material, and which is a copolymer containing a repeating unit of styrene having a 3,3,3-trifluoro-2-hydroxy-2-trifluoromethylisobutyl ether group, and a repeating unit having any of a fluorosulfonic acid, a fluorosulfonimide group, and a n-carbonyl-fluoro-sulfonamide group.
    Type: Application
    Filed: January 16, 2020
    Publication date: August 6, 2020
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventors: Jun HATAKEYAMA, Takayuki NAGASAWA, Koji HASEGAWA, Masayoshi SAGEHASHI, Masahiro FUKUSHIMA