Patents Assigned to Sekisui Chemical Co., Ltd.
  • Patent number: 11530309
    Abstract: A foamed resin molded article (1) including: a foamed resin layer (30) comprising a first resin which is a copolymer including a rubber component, a vinyl cyanide monomer unit and an aromatic vinyl monomer unit, and a blowing agent; and a non-foamed resin layer (50) covering the foamed resin layer (30), wherein: the non-foamed resin layer (50) comprises a second resin which is a copolymer including a rubber component, a vinyl cyanide monomer unit, and an aromatic vinyl monomer unit; and the amount of the rubber component in the non-foamed resin layer (50), determined by pyrolysis-gas chromatography/mass spectrometry (PGC/MS), is 1% by mass or more and 30% by mass or less, based on the total mass of the second resin.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: December 20, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Daiki Hisashuku, Tamotsu Matsunaga, Hiroaki Hanaki
  • Patent number: 11524487
    Abstract: There is provided laminated glass which is high in heat shielding properties. The laminated glass according to the present invention includes a first laminated glass member, a second laminated glass member and an interlayer film arranged between the first and second laminated glass members, the interlayer film includes an infrared ray reflection layer which reflects infrared rays, a first resin layer which is arranged on a first surface side of the infrared ray reflection layer and contains a thermoplastic resin and a second resin layer which is arranged on a second surface side of the infrared ray reflection layer and contains a thermoplastic resin, and the infrared ray transmittance in the wavelength of 780 to 2100 nm of the whole layer composed of the first laminated glass member and the first resin layer is higher by 15% or more than the infrared ray transmittance in the wavelength of 780 to 2100 nm of the whole layer composed of the second laminated glass member and the second resin layer.
    Type: Grant
    Filed: January 30, 2015
    Date of Patent: December 13, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Kouhei Yamaguchi, Masaki Yamamoto, Daisuke Nakajima, Izumi Matsumoto
  • Patent number: 11525147
    Abstract: A system for producing an organic substance, including: a synthesis gas generation furnace for producing a synthesis gas by partially oxidizing a waste including a carbon source; a synthesis gas purification unit connected to the synthesis gas generation furnace and purifying the synthesis gas generated in the synthesis gas generation furnace to reduce an impurity concentration in the synthesis gas; and an organic substance synthesis unit which is connected to the synthesis gas purification unit and generates an organic substance from the synthesis gas purified in the synthesis gas purification unit, wherein the synthesis gas purification unit includes a detection unit for measuring an impurity concentration in the synthesis gas.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: December 13, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yoji Fujimori, Kazumi Okada
  • Publication number: 20220389300
    Abstract: There is provided a resin composition containing a resin component and diamond particles, the diamond particles having the total metal content constituted from iron, nickel, cobalt, and chromium of 5 ppm or higher and 300 ppm or lower.
    Type: Application
    Filed: October 22, 2020
    Publication date: December 8, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Masataka SUGIMOTO, Osamu INUI, Izumi MATSUMOTO, Tetsurou YOSHIOKA, Abison SCARIA
  • Patent number: 11519010
    Abstract: Provided is a method which enables efficient separation of a component such as microorganisms from an organic substance-containing liquid obtained by microbial fermentation. Disclosed is a method for producing an organic substance comprising a microbial fermentation step of obtaining an organic substance-containing liquid and a separation step of heating the organic substance-containing liquid and separating into a liquid or solid component containing microorganisms and a gaseous component containing the organic substance.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: December 6, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Satoshi Shimizu, Kokoro Hamachi
  • Publication number: 20220372204
    Abstract: Provided is a polyol-containing composition capable of preventing a polyurethane foam from hydrolyzing and having a good foaming property, a foamable polyurethane composition, and a polyurethane foam. The polyol-containing composition for obtaining a polyurethane foam by reacting with a polyisocyanate, the polyol-containing composition comprising a polyol, a catalyst, a foaming agent, and a filler, a content of the filler in the polyol-containing composition being 8 mass % or more, the catalyst comprising a metal catalyst containing at least one selected from the group consisting of bismuth and tin.
    Type: Application
    Filed: July 31, 2020
    Publication date: November 24, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventor: Tomonori KAJITA
  • Publication number: 20220372336
    Abstract: A cross-linked polyolefin resin foam of the present invention has a total light transmittance and a thickness that satisfy a predetermined condition, and has a reflection color difference ?* of ?10 to 16, a reflection color difference ?a* of ?3 to 3, and a reflection color difference ?L* of 50 or more. According to the present invention, there can be provided a cross-linked polyolefin resin foam that can suppress a change in color tone of transmitted light while ensuring transparency, and a pressure-sensitive adhesive tape, layered product, formed product, and display member that include such a cross-linked polyolefin resin foam.
    Type: Application
    Filed: September 29, 2020
    Publication date: November 24, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Rie MATSUI, Hiroki MIKAMI
  • Publication number: 20220363039
    Abstract: Provided is an interlayer film for laminated glass capable of enhancing the pour stability at the time of extrusion during production of the interlayer film for laminated glass, and having excellent shape stability. An interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass having a one-layer or two or more-layer structure, and includes a first layer containing a thermoplastic (meth)acrylic polymer and satisfies at least one of a first configuration that the thermoplastic (meth)acrylic polymer contained in the first layer is a thermoplastic (meth)acrylic polymer having a molecular weight distribution ratio of weight average molecular weight to number average molecular weight of 1 or more and 6 or less, and a second configuration that the thermoplastic (meth)acrylic polymer contained in the first layer is a thermoplastic (meth)acrylic polymer having a gel fraction of 5% by weight or less.
    Type: Application
    Filed: November 20, 2019
    Publication date: November 17, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shinji KAWADA, Yuki ISHIKAWA
  • Publication number: 20220363887
    Abstract: The present invention aims to provide a resin composition for molding that makes it possible to achieve excellent continuous productivity and to produce a molded article having high surface smoothness, capable of reducing defective molding, less likely to crack during use, and also having excellent shock resistance. The present invention also aims to provide a molded article including the resin composition for molding. Provided is a resin composition for molding, containing: a chlorinated polyvinyl chloride resin; and a melt additive, the resin composition containing three components including a A100 component, a B100 component, and a C100 component, and having a percentage of the C100 component [C100 component/(A100 component+B100 component+C100 component)] of 30% or less, the three components being identified by measuring the resin composition by a solid echo method using pulse NMR at 100° C.
    Type: Application
    Filed: September 29, 2020
    Publication date: November 17, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Mitsuo MATSUMOTO, Ryota YAMASUGI, Tomohiro HORINOUCHI, Yoshito ARAI, Yasunari KUSAKA, Nami NAKAJIMA
  • Patent number: 11499042
    Abstract: The present invention aims to provide a resin foam excellent in shock absorption properties and damping properties and less likely to cause sheet misalignment. Provided is a resin foam having a multitude of cells, the resin foam containing: a polyvinyl acetal; and a plasticizer, the resin foam having a loss tangent tan ? with a peak of 0.5 or higher in the range of 0° C. to 50° C. as determined by dynamic viscoelasticity measurement at a measurement frequency of 1 Hz, and the resin foam having a 23° C. compression set of 85% or lower.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: November 15, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Katsunori Takahashi, Juichi Fukatani
  • Publication number: 20220355579
    Abstract: An interlayer film for laminated glass of the present invention comprises at least an absorption region in which a skin absorption energy rate (X1) of a laminated glass is 25% or less, provided that the laminated glass is produced using two clear glass plates having a solar transmittance of 87.3% based on JIS R 3106.
    Type: Application
    Filed: July 22, 2022
    Publication date: November 10, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Kazuhiko NAKAYAMA, Yuusuke OOTA, Atsushi NOHARA, Moyuru OKAJIMA, Kinryou CHOU
  • Publication number: 20220359873
    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: Application
    Filed: July 12, 2022
    Publication date: November 10, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Hikaru YOSHIKAWA, Yuichi SABI
  • Publication number: 20220355581
    Abstract: An interlayer film for laminated glass of the present invention is an interlayer film for laminated glass, the interlayer film having a structure of one or two or more layers, and comprising a first layer comprising a thermoplastic resin and a composite silica particle, in which the composite silica particle comprises a silica particle and an organic covering material with which a surface of the silica particle is covered, and a remaining fraction at dissolution in THF after still standing at 230° C. for 6 hours of the first layer is 15% by mass or less.
    Type: Application
    Filed: December 9, 2020
    Publication date: November 10, 2022
    Applicants: SEKISUI CHEMICAL CO., LTD., Admatechs Co., Ltd.
    Inventors: Yuu SAKAMOTO, Junichi NAKADATE, Satoshi MAEDA, Yuji OONO, Kazuma OOSAWA, Takeshi YANAGIHARA, Susumu ABE
  • Publication number: 20220355580
    Abstract: An interlayer film for laminated glass of the present invention is an interlayer film for laminated glass comprising two or more resin layers, and comprising a first resin layer comprising a resin and a light diffusion particle and having a thickness of 150 ?m or less, in which a total light transmittance is less than 70%.
    Type: Application
    Filed: November 26, 2020
    Publication date: November 10, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yoshikazu MASUYAMA, Yuusuke OOTA, Kazuhiko NAKAYAMA, Kazuhiro TOMURA
  • Patent number: 11491768
    Abstract: Provided is an interlayer film for laminated glass capable of enhancing the sound insulating property over a wide range of temperature from 0° C. to 40° C. An interlayer film for laminated glass according to the present invention is an interlayer film for laminated glass having a one-layer structure or a two or more-layer structure, the interlayer film includes a resin layer, and a ratio of a first storage modulus G? at a peak temperature of a maximum peak of tan ? to a second storage modulus G? at a temperature 100° C. higher than the peak temperature of the maximum peak of tan ? is 50 or more and 500 or less in viscoelasticity measurement at a frequency of 1 Hz in a shearing mode.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: November 8, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yuki Ishikawa, Shinji Kawada, Tatsuya Iwamoto, Nobuo Matsuki
  • Patent number: 11492554
    Abstract: There is provided a method for producing a recycled material, whereby a recycled material can be efficiently obtained from a tire. The method for producing a recycled material according to the present invention includes a step of subjecting a tire to a gasification treatment to generate a gas containing a C1 gas from the tire, and a step of obtaining a recycled material containing at least one species selected from the group consisting of isoprene, butadiene, a butanediol compound, a butanol compound, a butenal compound, succinic acid, and polymers of these compounds by using the gas containing the C1 gas.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: November 8, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventor: Koichiro Iwasa
  • Patent number: 11492528
    Abstract: Provided is a heat dissipation sheet capable of effectively enhancing adhesiveness and long-term insulation reliability. The heat dissipation sheet according to the present invention contains first inorganic particles having an aspect ratio of 2 or less, second inorganic particles having an aspect ratio of more than 2, and a binder resin. In this heat dissipation sheet, a content of the second inorganic particles is larger than a content of the first inorganic particles in 100% by volume of a region having a thickness of 15% on a first surface side in a thickness direction, and the content of the first inorganic particles in 100% by volume of the region having a thickness of 15% is larger than the content of the first inorganic particles in 100% by volume of a central region having a thickness of 70%.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: November 8, 2022
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yuko Kawahara, Keigo Oowashi, Kouji Ashiba, Rui Zhang, Osamu Inui, Hiroshi Maenaka
  • Publication number: 20220348858
    Abstract: Provided is a cell culture scaffold material having excellent cell adhesion. The cell culture scaffold material according to the present invention contains a peptide-conjugated polyvinyl alcohol derivative having a polyvinyl alcohol derivative portion and a peptide portion, and the peptide portion has a cyclic peptide skeleton.
    Type: Application
    Filed: May 15, 2020
    Publication date: November 3, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Daigo KOBAYASHI, Mayumi YUKAWA, Kenta TAKAKURA, Ryoma ISHII, Hiroki IGUCHI, Yuuhei ARAI, Satoshi HANEDA, Nobuhiko INUI
  • Publication number: 20220347976
    Abstract: An interlayer film for laminated glass of the present invention is an interlayer film for laminated glass, comprising one or two or more resin layers, and comprising a first resin layer comprising a resin and a light diffusion particle, in which any resin layer in the interlayer film for laminated glass comprises a colorant.
    Type: Application
    Filed: November 26, 2020
    Publication date: November 3, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yoshikazu MASUYAMA, Yuusuke OOTA, Kazuhiko NAKAYAMA, Kazuhiro TOMURA
  • Publication number: 20220347624
    Abstract: Provided are a method for producing a purified gas, which, when a valuable material is generated from a waste-derived raw material gas, can efficiently remove a phase transitioning impurity contained in the raw material gas, a method for producing a valuable material, a gas purification apparatus, and an apparatus for producing a valuable material. A method for producing a purified gas, comprising removing an impurity in a waste-derived raw material gas, the method comprising: a solid-phased impurity removing step S11 of passing the raw material gas through a phase transitioning impurity removing unit to remove a solid-phased phase transitioning impurity in the raw material gas; and an impurity removing step S12 of passing the raw material gas after the solid-phased impurity removing step through a pressure swing adsorption apparatus combined with a vacuum pump to remove an impurity in the raw material gas.
    Type: Application
    Filed: September 23, 2020
    Publication date: November 3, 2022
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Tomoya HASEGAWA, Kazuto NATSUYAMA