Patents Assigned to Sekisui Chemical Co., Ltd.
  • Publication number: 20240017233
    Abstract: A gas production device and a gas production system capable of continuously and stably manufacturing a produced gas containing carbon monoxide from a raw material gas containing carbon dioxide are provided. A gas production device 1 manufactures a produced gas containing carbon monoxide by bringing a raw material gas containing carbon dioxide into contact with a reducing agent containing a metal oxide that reduces the carbon dioxide.
    Type: Application
    Filed: August 4, 2020
    Publication date: January 18, 2024
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yuki NAKAMA, Rasika DASANAYAKE ALUTHGE, Masaki NAKAMURA, Taiyou MORI, Fiona MUKHERJEE
  • Publication number: 20240017523
    Abstract: An interlayer film structure (11) is used with being sandwiched between two transparent panels (12) and (13), and comprises a first light-modulating film (21) capable of switching between light transmission and light scattering, and a second light-modulating film (22) capable of adjusting a visible light transmittance, and the first and second light-modulating films (21) and (22) are arranged in a thickness direction.
    Type: Application
    Filed: November 5, 2021
    Publication date: January 18, 2024
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yasuyuki IZU, Daisuke NAKAJIMA, Masashi YANAI
  • Patent number: 11873398
    Abstract: Provided is an interlayer insulating material that can enhance the adhesion between an insulating layer and a metal layer, and can reduce the surface roughness on a surface of the insulating layer. The present invention is an interlayer insulating material used for a multilayer printed wiring board, which contains an epoxy compound, a curing agent, a silica, and a polyimide, and in which the polymide is a reactant of a tetracarboxylic anhydride and a dimer acid diamine, a content of the silica is 30% by weight or more and 90% by weight or less in 100% by weight of components excluding a solvent in the interlayer insulating material, and the total content of the epoxy compound and the curing agent in 100% by weight of components excluding the silica and a solvent in the interlayer insulating material is 65% by weight or more.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: January 16, 2024
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Tatsushi Hayashi, Takashi Nishimura, Susumu Baba
  • Publication number: 20240010500
    Abstract: A gas production device and a gas production system capable of efficiently manufacturing a produced gas containing carbon monoxide from a raw material gas containing carbon dioxide are provided. The gas production device 1 is an apparatus that manufactures a produced gas containing carbon monoxide by bringing a raw material gas containing carbon dioxide into contact with a reductant that reduces the carbon dioxide.
    Type: Application
    Filed: August 4, 2020
    Publication date: January 11, 2024
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yuki NAKAMA, Rasika DASANAYAKE ALUTHGE
  • Publication number: 20240011013
    Abstract: Provided is a nucleic acid purification method capable of efficiently purifying a nucleic acid. The nucleic acid purification method including the steps of: mixing a nucleic acid with an antifoaming agent and a coprecipitation agent; and purifying the nucleic acid, in which the antifoaming agent is at least one of a nonionic surfactant and a silicone antifoaming agent.
    Type: Application
    Filed: September 3, 2021
    Publication date: January 11, 2024
    Applicants: SEKISUI MEDICAL CO., LTD., SEKISUI CHEMICAL CO., LTD.
    Inventors: Sou YAMAGUCHI, Katsura UCHIDA, Tatsunori TAKAMATSU, Takamasa KOUNO, Takuya KINOSHITA
  • Patent number: 11866574
    Abstract: The present invention provides a resin composition for molding that can provide a molded body having excellent thermal stability, high impact resistance, and high surface smoothness. The present invention also provides a molded body including the resin composition for molding. Provided is a resin composition for molding including: a chlorinated polyvinyl chloride; an acrylic processing aid; and an impact resistance modifier, the acrylic processing aid containing an acrylic resin having a weight average molecular weight of 500,000 to 5,000,000, the resin composition containing the acrylic processing aid in an amount of 0.2 to 10 parts by mass and the impact resistance modifier in an amount of 0.5 to 8.0 parts by mass relative to 100 parts by mass of the chlorinated polyvinyl chloride.
    Type: Grant
    Filed: September 26, 2018
    Date of Patent: January 9, 2024
    Assignees: SEKISUI CHEMICAL CO., LTD., TOKUYAMA SEKISUI CO., LTD.
    Inventors: Hiroshi Taniguchi, Tsukasa Gotou
  • Patent number: 11866635
    Abstract: There is provided a thermosetting material with which the heat-dissipating properties of a cured product can be considerably heightened and the mechanical strength of the cured product can also be heightened. The thermosetting material according to the present invention includes a thermosetting compound, a thermosetting agent, boron nitride nanotubes, and an insulating filler not being a nanotube.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: January 9, 2024
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventor: Hiroya Ishida
  • Patent number: 11865813
    Abstract: Provided is an interlayer film for laminated glass capable of suppressing the discoloration by the light and heat in an interlayer film including a resin layer colored with a coloring agent. The interlayer film for laminated glass according to the present invention has an infrared reflective layer, and a first resin layer containing a thermoplastic resin, the first resin layer is arranged on a first surface side of the infrared reflective layer, the infrared reflective layer has a first maximum reflection wavelength at a wavelength of 350 nm to 450 nm, and a second maximum reflection wavelength at a wavelength of 800 nm or more, each of reflectance at the first maximum reflection wavelength and reflectance at the second maximum reflection wavelength is 15% or more, and the first resin layer contains a coloring agent.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: January 9, 2024
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Atsushi Nohara, Masaki Yamamoto
  • Publication number: 20240001646
    Abstract: Provided is a laminated glass having an achromatic color or a color close to achromatic color despite the use of colored glass. A laminated glass according to the present invention includes: a first lamination glass member which is colored glass; a second lamination glass member; and a colored interlayer film, the colored interlayer film is arranged between the first lamination glass member and the second lamination glass member, and the laminated glass has a color coordinate a* in L*a*b* color system of ?5 or more and 5 or less, and a color coordinate b* in L*a*b* color system of ?5 or more and 5 or less.
    Type: Application
    Filed: December 7, 2021
    Publication date: January 4, 2024
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Moyuru OKAJIMA, Kouhei YAMAGUCHI, Koji KIDO, Masaki YAMAMOTO, Sho FUJIOKA
  • Publication number: 20240001647
    Abstract: Provided is an interlayer film for a laminated glass capable of obtaining laminated glass having excellent unity of appearance.
    Type: Application
    Filed: November 11, 2021
    Publication date: January 4, 2024
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Hiroaki INUI, Koji KUMAKURA, Kazuma SHIRAISHI
  • Patent number: 11859063
    Abstract: A polyvinyl alcohol film comprises a vinyl alcohol-based polymer, wherein, when the polyvinyl alcohol film being measured by a solid echo method using pulse NMR at 60° C. for waveform separation of a free induction decay curve of 1H spin-spin relaxation into three curves derived from three components a component A, a component B, and a component C in order of short relaxation time, the component A has a resulting relaxation time of 0.0070 milliseconds or more and 0.0092 milliseconds or less, and a resulting component ratio of 20% or more and 50% or less.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: January 2, 2024
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yohei Nishimura, Yasunari Kusaka, Nami Nakajima
  • Patent number: 11862798
    Abstract: A positive electrode (1) for non-aqueous electrolyte secondary batteries, including collector (11) and active material layer (12), wherein: integrated value (a) is 3 to 15% (for frequency of diameters of 1 ?m or less), and frequency (b) is 8 to 20% (for diameter with a maximum frequency). A positive electrode (1) for non-aqueous electrolyte secondary batteries, including collector (11) and active material layer (12), wherein assuming two directions perpendicular to thickness direction of collector (11) and mutually orthogonal as first and second directions, average thickness a1, maximum thickness b1, minimum thickness c1 in thickness distribution in the first direction, and thickness d1 (largest absolute value of difference from a1) satisfy 0.990?(d1/a1)?1.010 and (b1?c1)?5.0 ?m, and average thickness a2, maximum thickness b2, minimum thickness c2 in thickness distribution in the second direction, and thickness d2 (largest absolute value of difference from a2) satisfy 0.990?(d2/a2)?1.010 and (b2?c2)?5.0 ?m.
    Type: Grant
    Filed: July 12, 2022
    Date of Patent: January 2, 2024
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Hikaru Yoshikawa, Yuichi Sabi
  • Patent number: 11851546
    Abstract: Provided is a thermoplastic resin film with which a glass plate-including laminate that looks different in color tone depending on the direction or angle can be obtained. A thermoplastic resin film according to the present invention includes a thermoplastic resin and a pigment, and when the thermoplastic resin film is planarly viewed with a transmission electron microscope, a number of pigments having an aspect ratio of 3 or more and 50 or less is 3 or more and 100 or less in a rectangular region of 13 ?m long and 18 ?m wide.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: December 26, 2023
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shougo Yoshida, Atsushi Nohara
  • Patent number: 11850827
    Abstract: An interlayer film for laminated glass of the present invention has an average storage modulus (G?) at 110 to 150° C. measured at a frequency of 1 Hz in a shear mode of 15000 Pa or less, and has an adhesive strength of 0.3 N/mm2 or more as measured in a cross peeling test performed under the following conditions on a cross peeling test sample produced by a predetermined method. Cross peeling test: A maximum load (N) when the polycarbonate plate glass is peeled from the clear float plate glass in a direction perpendicular to an adhesive surface at a rate of 10 mm/min at 23° C. is measured, and that measured maximum load (N) is taken as the adhesive strength.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: December 26, 2023
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Nobuo Matsuki, Shinji Kawada
  • Publication number: 20230407109
    Abstract: A thermally expandable fire-resistant material composition comprising an adhesive base and an a thermally expandable compound, wherein the thermally expandable fire-resistant material composition is flowable at an ordinary temperature or at a temperature lower than the expansion onset temperature of the thermally expandable fire-resistant material, and is solidifiable or curable.
    Type: Application
    Filed: November 5, 2021
    Publication date: December 21, 2023
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shingo MIYATA, Masami KINOSHITA, Takuto IKEUCHI, Yasuyuki ISHII
  • Publication number: 20230407494
    Abstract: A carbon dioxide reduction device of the present invention is a carbon dioxide reduction device comprising a first electrode; at least any one of an electrolyte solution and an ion conducting membrane; and a second electrode, wherein the first electrode is a porous electrode having a porous carbon, and the porous carbon has at least one type of metal-nonmetal element bond represented by M-R, in which M represents a metal element of Groups 4 to 15, and R represents a nonmetal element of Groups 14 to 16.
    Type: Application
    Filed: August 28, 2023
    Publication date: December 21, 2023
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventor: Naohiro FUJINUMA
  • Publication number: 20230399475
    Abstract: The present invention provides a film for a liquid crystal device that is a film (15 or 16) used for a liquid crystal device (10) and contains a thermoplastic resin, in which the NI point change of liquid crystal upon contacting the film with the liquid crystal is ?2° C. to +2° C.
    Type: Application
    Filed: November 9, 2021
    Publication date: December 14, 2023
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yumiko TERAGUCHI, Yuji OOHIGASHI, Yuuki OKADA, Kanako URADOKORO, Naoki KAMOSHIDA, Yuki ISHIKAWA
  • Patent number: 11840829
    Abstract: A pipe joint (1) comprising: a tubular main body (10) having a flow path inside, which is formed of a resin comprising a copolymer having one or more selected from a vinyl cyanide monomer unit and an acrylic monomer unit, a rubber component, and an aromatic vinyl monomer unit; and a socket section (20a) integrally formed with the main body (10), wherein: the main body (10) has a foamed resin layer (30) and a non-foamed resin layer (50) covering the foamed resin layer (30); the amount of the rubber component in the foamed resin layer (30) as determined by pyrolysis-gas chromatography/mass spectrometry is within a specific range; the amount of the rubber component in the non-foamed resin layer (50) is within a specific range; and a ratio (La/La) of length (La) from a base end (21a) to an opening end (22a) of the socket section (20a) to a thickness (da) of the socket section (20a) at the opening end is 2.0 or more and 10.0 or less.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: December 12, 2023
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventor: Daiki Hisashuku
  • Patent number: 11840590
    Abstract: The present invention is a polyvinyl alcohol-based film comprising a polyvinyl alcohol resin, having tan ? of 0.20 or less at 30° C. in a width direction of the film under an air atmosphere of a relative humidity of 50% RH, and a storage modulus of 11.2×106 to 20×106 Pa at 140° C. in the width direction of the film under a dry atmosphere. According to the present invention, a polyvinyl alcohol-based film having good formability can be provided.
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: December 12, 2023
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventor: Yasuyuki Ieda
  • Publication number: 20230391048
    Abstract: The present invention provides a foam, a laminated foam, and a laminate that are capable of providing good walking comfort and exhibiting excellent vibration-damping properties while being lightweight and are also useful for recycling interlayer films for a laminated glass. The present invention also aims to provide a building material for housing including any of the foam, the laminated foam, and the laminate. Provided is a foam having a plurality of cells, the foam containing a polyvinyl acetal and a plasticizer and having an average aspect ratio (a/b) of cells of 1.1 or greater as calculated by a predetermined method.
    Type: Application
    Filed: February 3, 2022
    Publication date: December 7, 2023
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yoshikazu MASUYAMA, Katsunori TAKAHASHI, Takanori HAMADA