Patents Assigned to Toray Industries
  • Patent number: 11891602
    Abstract: A method produces a hairpin single-stranded RNA molecule capable of inhibiting expression of a target gene, including the step of reacting a first single-stranded oligo-RNA molecule represented by formula (I) with a second single-stranded oligo-RNA molecule represented by formula (II) in a mixed solvent including a buffer solution and a hydrophilic organic solvent in the presence of a dehydration condensation agent: 5?-Xc-Lx1 (I) and Lx2-X—Y-Ly-Yc-3? (II), wherein the dehydration condensation agent is selected from the group consisting of a triazine-based dehydration condensation agent, a uronium-based dehydration condensation agent including an N-hydroxy nitrogen-containing aromatic ring structure, a carbodiimide-based dehydration condensation agent, a 2-halopyridinium-based dehydration condensation agent, and a formamidinium-based dehydration condensation agent.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: February 6, 2024
    Assignee: Toray Industries, Inc.
    Inventors: Kyohei Koshimoto, Katsuhiko Iseki, Hideaki Inada, Tatsuya Fujita, Keiichi Okimura, Munetaka Kunishima, Tadaaki Ohgi, Eriko Aoki
  • Publication number: 20240038819
    Abstract: Problems have been presented in terms of the step flatness of cured films used, inter alia, as wiring-insulating insulation films or protective films formed so as to cover metal wirings or light-emitting elements such as LEDs. The present invention overcomes problems relating to the incidence of wiring defects such as short-circuiting and defects associated with light-emitting element connection, and problems relating to the light-emission fault rate when this display device has been produced. The present invention is a display device having at least a metal wiring, a cured film, and a plurality of light-emitting elements, wherein a pair of electrode terminals are provided on one surface of each of the light-emitting elements. The pair of electrode terminals are connected to a plurality of the metal wirings extending in the cured film. The metal wirings are configured so that electrical insulation properties are maintained by the cured film.
    Type: Application
    Filed: October 5, 2021
    Publication date: February 1, 2024
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Keika HASHIMOTO, Yuki MASUDA, Takuma NISHIMURA
  • Publication number: 20240034882
    Abstract: The purpose of the present invention is to provide a resin composition which enables manufacturing an adhesive sheet for a electrostatic chuck which has excellent heat resistance, low elastic modulus, mitigates the substrate thermal expansion difference with a single layer, and is capable of adhesion and following. The resin composition contains a polymer (A) selected from polyimide and polyamic acid that have a diamine residue of a specific structure (below, the diamine residue (1)) and an acid anhydride residue of a specific structure (below, the acid anhydride residue (2)), and a thermosetting resin (B).
    Type: Application
    Filed: December 8, 2021
    Publication date: February 1, 2024
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Seidai OKADA, Kazuya KIGUCHI, Akira SHIMADA
  • Publication number: 20240035205
    Abstract: An object is to provide a production method for a precarbonized fiber bundle and a precarbonization furnace capable of continuously producing the precarbonized fiber bundle for a long period of time by efficiently discharging a decomposition gas containing a tar component generated when performing a precarbonization treatment at the time of carbon fiber production and retained in a heat treatment chamber throughout the heat treatment chamber. The production method for a precarbonized fiber bundle includes allowing an aligned stabilized fiber bundle vertically arranged in one or two or more tiers to travel horizontally in a heat treatment chamber and heat-treating and precarbonizing the stabilized fiber bundle at a maximum temperature of 300 to 1,000° C.
    Type: Application
    Filed: March 22, 2021
    Publication date: February 1, 2024
    Applicant: Toray Industries, Inc.
    Inventors: Naoto Hosotani, Takamitsu Hirose, Takuya Kataoka
  • Patent number: 11885047
    Abstract: The present invention addresses the problem of providing a twisted cord of liquid-crystal polyester multifilaments which gives various high-order processed products capable of retaining desired product shapes and which is suitable for use in general industrial material applications such as high-strength ropes, slings, and nets. The twisted cord of liquid-crystal polyester multifilaments has a coefficient of variation in longitudinal-direction cord diameter, X, of less than 30%.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: January 30, 2024
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Ryosuke Sakae, Hisatoshi Tanaka, Munekazu Matoba
  • Publication number: 20240030461
    Abstract: An object of the present invention is to shorten the aging time for a fuel cell. To achieve the object, a gas diffusion electrode medium product according to the present invention includes sulfuric acid in an amount of 1.1 ?g/cm2 or less. In addition, a polymer electrolyte fuel cell according to the present invention has the gas diffusion electrode medium product according to the present invention incorporated therein.
    Type: Application
    Filed: November 25, 2021
    Publication date: January 25, 2024
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Hiroaki OTAKE, Masamichi UTSUNOMIYA, Fumitaka WATANABE
  • Publication number: 20240026097
    Abstract: The present invention aims to provide: an epoxy resin composition in which the effect of adding an additive can be efficiently obtained even at a high temperature; a molding material which achieves a reduced unevenness in physical properties after curing while allowing the additive to exert its effect; and a fiber-reinforced composite material which has excellent mechanical properties while allowing the additive to exert its effect. To achieve the above-mentioned object, the epoxy resin composition according to the present invention is an epoxy resin composition including the following components (A) to (E): component (A): an epoxy resin having a viscosity at 25° C. of from 0.1 to 1,000 Pa·s and having two or more epoxy groups within one molecule; component (B): an additive having a viscosity at 25° C. of from 0.
    Type: Application
    Filed: September 6, 2021
    Publication date: January 25, 2024
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Tatsuya TAKAMOTO, Norikazu ISHIKAWA, Nobuyuki TOMIOKA
  • Patent number: 11878478
    Abstract: The present invention aims at providing a prepreg for producing a laminate suitable as a structural material, and a laminate, which have excellent tensile shear joining strength, fatigue joining strength, and interlaminar fractural toughness values, and can be firmly integrated with another structural member by welding. The present invention is a prepreg including the following structural components [A], [B], and [C], wherein [C] is present on a surface of the prepreg, [C] is a crystalline thermoplastic resin having a glass transition temperature of 100° C. or higher or an amorphous thermoplastic resin having a glass transition temperature of 180° C. or higher, and the reinforcing fibers [A] are present which are included in a resin area including [B] and a resin area including [C] across an interface between the two resin areas: [A] reinforcing fibers; [B] a thermosetting resin; and [C] a thermoplastic resin.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: January 23, 2024
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Jun Misumi, Masato Honma, Kyoko Shinohara
  • Patent number: 11877795
    Abstract: A balloon catheter includes a flexible outer cylinder shaft, a holding member connected to a proximal end portion of the outer cylinder shaft, a sealing member that maintains liquid tightness incorporated in the holding member, a flexible inner cylinder shaft, a tube having a Rockwell hardness of R 115 or more, a flexural modulus of 3.0 to 4.5 GPa, and a thickness of 0.06 to 0.12 mm, a push-in member connected to a proximal end portion of the inner cylinder shaft, a pull-out prevention member connected to the push-in member, and a balloon composed of an elastic material and connected to each of the distal end portion of the outer cylinder shaft and the proximal end portion of the inner cylinder shaft, wherein the tube is inserted over the inner cylinder shaft over an area thereof except for a connecting portion between the balloon and the inner cylinder shaft.
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: January 23, 2024
    Assignee: Toray Industries, Inc.
    Inventor: Takahiro Yagi
  • Publication number: 20240016937
    Abstract: The present invention provides a composition containing a nucleic acid molecule and a buffer, and having the features of (a) being in the form of a solution at ambient temperature; and (b) a content of the nucleic acid molecule after storage at 25° C., relative humidity 60% for 4 weeks, of not less than 80% relative to the content at the time of start of the storage.
    Type: Application
    Filed: August 30, 2023
    Publication date: January 18, 2024
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Taimu YAMADA, Hidekazu TOYOFUKU
  • Publication number: 20240018703
    Abstract: To provide a woven/knitted fabric having excellent fabric/skin separation, a woven/knitted fabric is provided that includes C-shaped cross-section fibers, wherein an average standard deviation Sq of surface roughness of at least one surface of the woven/knitted fabric is 5 ?m or more and 100 ?m or less, and a ratio (Sqs/Sq) of an average standard deviation Sqs of surface roughness of the one surface when the woven/knitted fabric is elongated by 10% to the average standard deviation Sq, is 0.85 or more and 2.00 or less.
    Type: Application
    Filed: November 5, 2021
    Publication date: January 18, 2024
    Applicant: Toray Industries, Inc.
    Inventors: Shinya Kawahara, Kojiro Inada, Tomohiko Matsuura, Masato Masuda
  • Patent number: 11873376
    Abstract: A fiber-reinforced resin material used for molding a fiber-reinforced resin which includes a matrix resin and reinforcing fiber bundles A including chopped fiber bundles each including 100 or more single fibers, wherein the product of an average porosity within fiber bundles Pfav (?) and an average fiber bundle thickness tfav (mm) is 0 mm or more and 0.01 mm or less and a porosity of composite Pc (?) is 0.02 or more and 0.4 or less, and a method for producing the same. The fiber-reinforced resin material is a molding material excellent in terms of productivity and reduction in LCA, which can give high mechanical properties to a molded article using the molding material and further which is excellent also in flowability during molding.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: January 16, 2024
    Assignee: Toray Industries, Inc.
    Inventors: Mitsuki Fuse, Satoshi Seike, Akihiko Matsui, Kazuma Ura
  • Patent number: 11872327
    Abstract: A medical device including a silicone hydrogel which is less likely to harden due to drying, and which is less likely to cause stimulation at a site in contact with a human body, is disclosed. The medical device includes a silicone hydrogel satisfying the following conditions: (1) the water content in hydrous state is within the range of 10% by mass to 70% by mass; (2) the content of silicon atoms with respect to the total mass in dry state is within the range of 8% by mass to 30% by mass; and (3) the tensile elastic modulus in dry state is within the range of 0.1 MPa to 3.5 MPa.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: January 16, 2024
    Assignee: Toray Industries, Inc.
    Inventors: Tomohiro Kato, Masataka Nakamura
  • Patent number: 11872773
    Abstract: Provided is a method for producing a fiber-reinforced plastic having high mechanical properties and high productivity during molding of a complicated shape.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: January 16, 2024
    Assignee: Toray Industries, Inc.
    Inventors: Kentaro Adachi, Yuzo Fujita, Takuya Karaki
  • Publication number: 20240011104
    Abstract: This invention provides a kit or a device for the detection of pancreatic cancer, comprising a nucleic acid(s) capable of specifically binding to a miRNA(s) in a sample from a subject, and a method for detecting pancreatic cancer, comprising measuring the miRNA(s) in vitro.
    Type: Application
    Filed: September 7, 2023
    Publication date: January 11, 2024
    Applicants: TORAY INDUSTRIES, INC., NATIONAL CANCER CENTER
    Inventors: Junpei KAWAUCHI, Hitoshi NOBUMASA, Satoko KOZONO, Satoshi KONDOU, Hiroko SUDO, Atsushi OCHIAI, Motohiro KOJIMA
  • Publication number: 20240000364
    Abstract: Provided is an integrated biosignal analysis system performing determination of arrhythmia based on electrocardiographic information. The biosignal analysis system includes: an input unit configured to receive input of the electrocardiographic information; a data conversion unit configured to perform time-frequency conversion on the electrocardiographic information to generate data for determination; a data restoration unit configured to restore the data for determination using a learned model including a auto-encoder to generate restored data; a difference calculation unit configured to calculate a difference amount between the restored data and the data for determination; and a determination unit configured to determine whether the data for determination is either of normal waveform data and arrhythmic waveform data based on the difference amount.
    Type: Application
    Filed: November 15, 2021
    Publication date: January 4, 2024
    Applicant: Toray Industries, Inc.
    Inventors: Riku Okamoto, Shingo Mizuta
  • Patent number: 11859255
    Abstract: It is intended to provide a kit or a device for the detection of breast cancer and a method for detecting breast cancer. The present invention provides a kit or a device for the detection of breast cancer, comprising nucleic acid(s) capable of specifically binding to a miRNA in a sample of a subject, and a method for detecting breast cancer, comprising measuring the miRNA in vitro.
    Type: Grant
    Filed: September 14, 2022
    Date of Patent: January 2, 2024
    Assignees: TORAY INDUSTRIES, INC., NATIONAL CANCER CENTER
    Inventors: Satoshi Kondou, Hitoshi Nobumasa, Satoko Kozono, Hiroko Sudo, Junpei Kawauchi, Takahiro Ochiya, Nobuyoshi Kosaka, Makiko Ono, Kenji Tamura
  • Patent number: 11859256
    Abstract: Disclosed is a kit or a device for the detection of stomach cancer and a method for detecting stomach cancer, and provides a kit or a device for the detection of stomach cancer, including a nucleic acid(s) capable of specifically binding to a miRNA(s) in a sample from a subject, and a method for detecting stomach cancer, including measuring the miRNA(s) in vitro.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: January 2, 2024
    Assignees: TORAY INDUSTRIES, LTD., NATIONAL CANCER CENTER
    Inventors: Satoko Kozono, Hitoshi Nobumasa, Satoshi Kondou, Hiroko Sudo, Junpei Kawauchi, Atsushi Ochiai, Motohiro Kojima
  • Publication number: 20230416448
    Abstract: A purpose of the present invention is to provide a thermosetting epoxy resin composition that manifests latency at a temperature at which the thermosetting resin cures and has an excellent curing rate, and molded articles obtained by thermosetting the same. A further purpose is to provide a fiber-reinforced composite material obtained by blending with reinforcing fibers, a molding material for a fiber-reinforced composite material, and a method for producing a fiber-reinforced composite material. To achieve the above, the thermosetting epoxy resin composition of the present invention is a thermosetting epoxy resin composition including the following constituent elements [a], [b], and [c], wherein the relationship between the curing time (Tc) and the induction time (Ti) satisfies 1<Tc/Ti?9.
    Type: Application
    Filed: December 16, 2021
    Publication date: December 28, 2023
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Hiroya TSUCHIDA, Daisuke KONISHI, Nobuyuki TOMIOKA
  • Publication number: 20230416983
    Abstract: A natural leather-like patterned artificial leather is provided which has a pattern with excellent wear resistance, while having an excellently delicate design, where the artificial leather is composed of: a fiber entangled body which comprises, as a constituent, a nonwoven fabric configured from ultrafine fibers that are formed from a thermoplastic resin, while having an average single fiber diameter of from 1 ?m to 10 ?m; and an elastomer. At least one surface of the artificial leather is a design surface having at least a piloerection part and a fused part, where the difference between the thickness of the piloerection part and the thickness of the fused part is from 0.05 mm to 0.20 mm; and the formulae (1) to (3) described below are satisfied.
    Type: Application
    Filed: November 8, 2021
    Publication date: December 28, 2023
    Applicant: Toray Industries, Inc.
    Inventors: Konomi Sakagami, Seiichiro Honda, Atsushi Shinozaki