Patents Assigned to Toyobo Co., Ltd.
  • Patent number: 11469010
    Abstract: A stretchable conductor forming paste containing a conductive filler, a polyurethane elastomer having a glass transition temperature (Tg) of ?60° C. to ?10° C. and a urethane group concentration of 3000 to 4500 m equivalent/kg, and an organic solvent. Preferably, a total amount of components excluding the solvent is 100 parts by mass, a total of the conductive filler is 70 to 95 parts by mass, and an amount of the polyurethane elastomer is 5 to 30 parts by mass. The obtained paste is printed or coated and then dried to obtain a stretchable conductor, capable of forming a wiring line having good repeated stretchability.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: October 11, 2022
    Assignee: TOYOBO CO., LTD.
    Inventors: Yuko Nakao, Michihiko Irie
  • Patent number: 11465582
    Abstract: Provided is a coated fabric for airbags, comprising a coating layer disposed on at least one surface of a woven fabric directly or with one or more other layers interposed therebetween, the coating layer containing a thermally responsive foaming agent.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: October 11, 2022
    Assignee: TOYOBO CO., LTD.
    Inventor: Hirotaka Harada
  • Publication number: 20220314680
    Abstract: The present invention provides a flexographic printing plate in which the dot gain of fine dots in a fade-out part is reduced and printability is improved. A flexographic printing plate obtained from a flexographic printing plate precursor comprising at least a support (A), a photosensitive resin layer (B) and a heat-sensitive mask layer (C) which are laminated in this order, characterized in that, when dots each having a diameter of 16 ?m are formed at 175 lpi on the printing plate, the dots do not buckle until a load of 0.2 N is applied thereto. Preferably, when dots each having a diameter of 16 ?m are formed at 175 lpi on the printing plate, the shoulder angle of each dot is 105 to 125° and the dot depth is 70 to 85 ?m.
    Type: Application
    Filed: July 1, 2020
    Publication date: October 6, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Kazuya Yoshimoto, Eri Higo, Masahiko Nakamori
  • Publication number: 20220314679
    Abstract: A flexographic printing plate obtained from a flexographic printing plate precursor includes at least a support, a photosensitive resin layer and a heat-sensitive mask layer laminated in this order, wherein the composite elastic modulus of each dot is 30 to 80 Mpa and the composite elastic modulus of each solid-printed part is 5 to 15 MPa. A photosensitive resin composition constituting the photosensitive resin layer includes a polymer prepared by polymerizing a conjugated diene, an ethylenically unsaturated compound and a photopolymerization initiator, wherein the content of the photopolymerization initiator is 2 to 9% by mass, the ethylenically unsaturated compound includes a (meth)acrylate compound having a number average molecular weight of 100 to 600 in a content of 5 to 16% by mass, and the ratio of the mass of the photopolymerization initiator and the mass of the compound is within the range of 0.20 to 0.55.
    Type: Application
    Filed: July 1, 2020
    Publication date: October 6, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Kazuya Yoshimoto, Eri Higo, Masahiko Nakamori
  • Publication number: 20220312732
    Abstract: The purpose of the present invention is to provide an animal garment and an animal biological information measurement apparatus that are excellently comfortable. The animal garment includes a knitted fabric, the knitted fabric containing 2 mass % or more and 100 mass % or less of antifungal fibers, and 30 mass % or more and 100 mass % or less of fibers having a single fiber fineness of 0.3 dtex or more and 1.1 dtex or less.
    Type: Application
    Filed: May 15, 2020
    Publication date: October 6, 2022
    Applicants: TOYOBO CO., LTD., TOYOBO STC CO., LTD.
    Inventors: Yoko KOMATSU, Hitoshi NISHIMURA, Daichi YAMAMOTO, Shohei TOCHINO, Masahiro KOBAYASHI, Nobuhiro KURODA, Hiroyuki MORII, Yuichiro OMOTE, Hideki KAWABATA
  • Patent number: 11459492
    Abstract: The present invention aims to provide an adhesive composition having excellent adhesive property and excellent anti-fogging property by way of simple and easy means such as co-extrusion with a substrate film, extrusion coating, solvent coating, etc. According to the present invention, there is provided an adhesive composition, characterized in that it contains a polyester resin (A) and an anti-fogging agent (C), and satisfies the following requirement (1): (1) Glass transition temperature of the polyester resin (A) is from ?30 to 30° C.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: October 4, 2022
    Assignee: TOYOBO CO., LTD.
    Inventors: Tadahiko Mikami, Masahito Tanigawa
  • Publication number: 20220306345
    Abstract: [Problem] To provide a heat-shrinkable polyester film having excellent shrink finishing property due to the film's sufficient heat shrinkability and low shrinkage stress in the longitudinal direction, small change in the non-shrinkable direction of the film. [Solution] The heat-shrinkable polyester film which heat-shrinks in the longitudinal direction and satisfying the following (1) to (6); (1) having a shrinkage of 35% to 70% in the longitudinal direction; (2) having a shrinkage of ?8% to 7% in the width direction; (3) having a change rate of 5% to 22% when fixed in the longitudinal direction with fixed-length; (4) having a change rate of 5% to 20% in the width direction when fixed with 10% of slack in the longitudinal direction; (5) having a maximum shrinkage stress of 5 MPa to 15 MPa in the longitudinal direction; (6) having a stress at 10% elongation, F10, of 1 MPa to 5 MPa in the longitudinal direction and 0.5 MPa to 3 MPa in the width direction.
    Type: Application
    Filed: June 1, 2020
    Publication date: September 29, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Masayuki HARUTA, Norimi TABOTA
  • Patent number: 11453757
    Abstract: An ester-based elastomer expanded molded article comprising a fusion of expanded particles that contain an ester-based elastomer as a base resin.
    Type: Grant
    Filed: October 2, 2020
    Date of Patent: September 27, 2022
    Assignees: SEKISUI KASEI CO., LTD., TOYOBO CO., LTD.
    Inventors: Hirotaka Kondo, Yuichi Gondoh
  • Patent number: 11448809
    Abstract: A multi-layer, layered film includes a multi-layer, alternately layered body containing birefringent first layers including a first resin and isotropic second layers including a second resin, in which the multi-layer, layered film has a layer thickness profile with which light at a wavelength of from 380 to 780 nm can be reflected due to optical interference between each of the first layers and each of the second layers, in which a layer thickness profile for an optical thickness of the first layers has a first monotonically increasing region which meets specific requirements, and in which a layer thickness profile for an optical thickness of the second layers has a second monotonically increasing region which meets specific requirements.
    Type: Grant
    Filed: March 29, 2018
    Date of Patent: September 20, 2022
    Assignee: TOYOBO CO., LTD.
    Inventors: Amane Hirose, Nobuyuki Nakanishi, Mitsuo Tojo, Dai Nakagawa
  • Publication number: 20220289931
    Abstract: The present invention is a thermoplastic polyester resin composition which in a composition including an inorganic-reinforcing material such as glass fiber, maintains a good surface appearance while having high strength and high stiffness, has little warpage deformation, and generates very little burr; and an inorganic-reinforced thermoplastic polyester resin composition comprising 20 to 60% by mass of a polybutylene terephthalate resin (A), 5 to 20% by mass of an amorphous resin (B), 30 to 60% by mass of an inorganic-reinforcing material (C), 0.5 to 10% by mass of an ethylene-glycidyl (meth)acrylate copolymer (D), and 0.05 to 2% by mass of a transesterification inhibitor (E), wherein the composition has a melt viscosity of no less than 0.5 kPa·s and no more than 1.5 kPa·s at 265° C. and a shear rate of 10 sec?1.
    Type: Application
    Filed: September 2, 2020
    Publication date: September 15, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Yoshitaka AYUZAWA, Takahiro SHIMIZU, Satoru HORIGUCHI
  • Publication number: 20220288560
    Abstract: It is provided that an electret having excellent filtering performance and a filter using the electret even in a case where polyolefin resin and magnesium element are contained. An electret comprising a polyolefin resin and a nitrogen-containing compound, wherein 0.1 to 5 parts by mass of the nitrogen-containing compound is contained to 100 parts by mass of the polyolefin resin, a proportion of a magnesium element contained in the electret is 5 to 100 ppm, and a QF value represented by the following formula is not less than 1.00 mmAq?1 when particles having particle diameters of 0.3 to 0.5 ?m are to be collected.
    Type: Application
    Filed: August 19, 2020
    Publication date: September 15, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Yoshiyuki Kitagawa, Satoru Harada, Keiko Sakaguchi, Sadahito Goto
  • Publication number: 20220293971
    Abstract: The invention provides a laminated body for fuel cell having an outer peripheral shape corresponding to an outer peripheral shape of a fuel battery cell and including a resin substrate film and a heat seal layer disposed on each of both surfaces of the resin substrate film, wherein the resin substrate film has a storage elastic modulus of 2,000-8000 MPa, an average thickness of 30-300 ?m, a maximum value T1max and a minimum value T1min of a thickness of the resin substrate film that satisfies the relationship of T1max?T1min?12 ?m, and a maximum value T2max and a minimum value T2max of an average value of thicknesses of the resin substrate film that satisfies the relationship of T2max?T2min?6 ?m, and wherein the heat seal layer has an average thickness of 25-100 ?m.
    Type: Application
    Filed: August 27, 2020
    Publication date: September 15, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Masahiro KURAGAKI, Ai KOGANEMARU, Yoshitaka TANAKA, Shigeyuki WATANABE
  • Publication number: 20220290112
    Abstract: An object is to provide a novel variant reverse transcriptase with excellent stability. The present invention provides a variant reverse transcriptase consisting of an amino acid sequence having at least 90% identity with an amino acid sequence represented by SEQ ID NO: 1, wherein a cysteine residue at a position corresponding to at least one position selected from the group consisting of 90, 157, 236, 262, 310, 409, 495, and 635 is modified. In a specific embodiment, the modification of the cysteine residue is substitution with at least one non-polar amino acid residue selected from the group consisting of alanine, glycine, valine, leucine, and isoleucine.
    Type: Application
    Filed: July 21, 2020
    Publication date: September 15, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Takayoshi HIYAMA, Sho YOKOE
  • Publication number: 20220289946
    Abstract: The purpose of the present invention is to provide an electronic component-sealing product that includes an electromagnetic wave-shielding layer having excellent durability to external environmental factors; a resin composition for obtaining the electromagnetic wave-shielding layer; and a method for manufacturing the electronic component-sealing product. The insert molding resin composition includes a resin and an electromagnetic wave-shielding filler.
    Type: Application
    Filed: May 22, 2020
    Publication date: September 15, 2022
    Applicant: TOYOBO CO., LTD.
    Inventor: Ryou HAMASAKI
  • Publication number: 20220288539
    Abstract: A composite membrane comprising a supporting membrane that includes polyphenylene oxide and a separation layer that is disposed on one main surface of the supporting membrane, wherein the poiyphenylene oxide is sulfonated on the one main surface of the supporting membrane and the separation layer includes polyvinyl alcohol having an ionic functional group.
    Type: Application
    Filed: September 11, 2020
    Publication date: September 15, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Takashi Ohkame, Masafumi Shibuya
  • Publication number: 20220289972
    Abstract: A polyamide resin composition includes: (A) a crystalline polyamide resin including a polycapramide resin as a main component; (B) a semi-aromatic amorphous polyamide resin; (C) an inorganic reinforcing material, (D) a carbon black masterbatch; and (E) a copper compound, wherein as (C) the inorganic reinforcing material, the polyamide resin composition includes (C-1) a glass fiber, (C-2) a needle-shaped wollastonite, and (C-3) a plate-crystal inorganic reinforcing material, a melt mass flow rate (MFR) and a cooling crystallization temperature (TC2) of the polyamide resin composition fall within predetermined respective ranges, mass ratios and contents of the component satisfy specific conditions. By the polyamide resin composition, not only a molded product having a higher level of external appearance is obtained when a mold temperature is less than or equal to 100° C. during molding, but also an excellent weather resistance of the external appearance of the surface of the molded product is attained.
    Type: Application
    Filed: November 25, 2019
    Publication date: September 15, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Nobuhiro YOSHIMURA, Ryo UMEKI
  • Patent number: 11442209
    Abstract: The invention provides a multilayer laminated film containing a multilayer laminated structure of alternately laminated first and second layers, and a thick film layer in contact therewith. The multilayer laminated structure has a layer thickness profile in terms of the physical thickness of repeating first and second layers. The layer thickness profile has a monotonously increasing thickness region and a thin layer region, which has at least three repeating units, a L2/L1 ratio of 0.85 or less, and a A2/L1 ratio of 0.70 or less, where L1 is the maximum repeating unit thickness in the monotonously increasing thickness region, L2 is the maximum repeating unit thickness in the thin layer region, and A2 is the average repeating unit thickness in the thin layer region. The thin layer region is on the thicker side of the monotonously increasing thickness region and in contact with the thick film layer.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: September 13, 2022
    Assignee: TOYOBO CO., LTD.
    Inventors: Amane Hirose, Mitsuo Tojo
  • Publication number: 20220281257
    Abstract: The present invention provides a flexographic printing plate in which the problem of ink entanglement, i.e., the direct connection of ink on a dot convex part to ink on an adjacent dot convex part, is reduced. A flexographic printing plate obtained from a flexographic printing plate precursor comprising at least a support (A), a photosensitive resin layer (B) and a heat-sensitive mask layer (C) which are laminated in this order, wherein, on a surface of the printing plate, there are provided dot convex parts, a dot valley part formed between the dot convex parts, and a floor part, and wherein a side surface of the dot valley part and the floor part have been subjected to the same finishing exposure treatment and the same exposure treatment using a germicidal lamp, characterized in that the adhesion force of the floor part on the printing plate is 2.0 N/mm2 or less.
    Type: Application
    Filed: July 27, 2020
    Publication date: September 8, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Kazuya Yoshimoto, Eri Higo, Masahiko Nakamori
  • Publication number: 20220283502
    Abstract: The present invention provides a flexographic printing plate precursor which makes it possible to precisely reproduce the pattern of a microcell on the surface of a printing plate without requiring the use of any specialized device or any additional step, and thus to improve the ink laydown on a solid-printed part. A flexographic printing plate precursor comprising at least a support (A), a photosensitive resin layer (B), an oxygen barrier layer (C) and a heat-sensitive mask layer (D) which are laminated in this order, wherein a photosensitive resin composition constituting the photosensitive resin layer (B) comprises (a) a polymer prepared by polymerizing a conjugated diene, (b) an ethylenically unsaturated compound and (c) a photopolymerization initiator, and wherein the content of the photopolymerization initiator (c) in the photosensitive resin composition is 2 to 9% by mass.
    Type: Application
    Filed: July 30, 2020
    Publication date: September 8, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Kazuya Yoshimoto, Eri Higo, Masahiko Nakamori
  • Publication number: 20220282052
    Abstract: The purpose is to provide a laminate useful as a temporary support for producing a large-area, high-definition flexible electronic device, the laminate having stably low adhesive strength between a colorless and highly transparent polyimide film and an inorganic substrate even in the case of a large surface area and having few blister defects. The laminate that attains the purpose is obtained by initially wetting either one of an inorganic substrate coated with the silane coupling agent and a colorless polyimide film with an aqueous medium, and then laminating while pressing out the aqueous medium.
    Type: Application
    Filed: September 30, 2020
    Publication date: September 8, 2022
    Applicant: TOYOBO CO., LTD.
    Inventors: Naoki WATANABE, Harumi YONEMUSHI, Kousuke SASAI (deceased), Hiroyuki WAKUI