Patents Assigned to Toyo Seikan Group Holdings, Ltd.
  • Antibacterial resin composition
    Patent number: 11172676
    Abstract: An antibacterial resin composition comprising a thermoplastic resin or a thermosetting resin blended with a metal-carrying compound carrying at least one kind of metal ions selected from the group consisting of Ag, Cu, Zn, Co, and Ni, and a compound represented by the following formula (2): wherein M? is any one of Na, K, or H, and X is an atom selected from the group consisting of C, O, S, and P, or an atomic group thereof.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: November 16, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Kazuaki Ohashi, Yasuhiro Kosaka, Akiko Ogata, Takahiro Kawakami
  • SUBSTRATE FOR FLEXIBLE DEVICE AND METHOD FOR PRODUCING THE SAME
    Publication number: 20210343956
    Abstract: A substrate for flexible device. The substrate has a nickel-plated metal sheet having a nickel-plating layer formed on at least one surface of a metal sheet or a nickel-based sheet, and a glass layer of an electrically-insulating layered bismuth-based glass on a surface of the nickel-plating layer or the nickel-based sheet. An oxide layer having a roughened surface is formed on the surface of the nickel-plating layer or the surface of the nickel-based sheet, and the bismuth-based glass contains 70 to 84% by weight of Bi2O3, 10 to 12% by weight of ZnO, and 6 to 12% by weight of B2O3. Also disclosed is a method for producing the substrate for flexible device, a substrate for an organic EL device, a sheet used as a substrate for flexible device, a method for producing the sheet and a bismuth-based lead-free glass composition.
    Type: Application
    Filed: July 15, 2021
    Publication date: November 4, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Toshihiko MIYAZAKI, Hirohisa MASUDA, Hiroshi SHIMOMURA, Kouji NANBU
  • SUBSTRATE FOR FLEXIBLE DEVICE
    Publication number: 20210343953
    Abstract: A substrate for flexible device, including a stainless steel sheet, an oxide layer formed on a surface of the stainless steel sheet, and a glass layer of electrically-insulating bismuth-based glass formed in a form of layer on the surface of the oxide layer. Also disclosed is a sheet for flexible device, including a stainless steel sheet, and an oxide layer on a surface of the stainless steel sheet, the oxide layer having a thickness of not less than 30 nm.
    Type: Application
    Filed: August 29, 2019
    Publication date: November 4, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Kouji NANBU, Toshihiko MIYAZAKI, Hirohisa MASUDA, Hiroshi SHIMOMURA
  • NANOCELLULOSE AND METHOD FOR PRODUCING THE SAME
    Publication number: 20210332154
    Abstract: Nanocellulose containing a sulfuric acid group and/or a sulfo group, each of which is derived from a sulfuric acid treatment, and an anionic functional group derived from a hydrophilization treatment. The total amount of the sulfuric acid group and/or the sulfo group and the anionic functional group is more than 0.1 mmol/g and not more than 4.0 mmol/g. Also disclosed is a product including a mixture containing the nanocellulose and a method for producing the nanocellulose.
    Type: Application
    Filed: September 5, 2019
    Publication date: October 28, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Hideaki NAGAHAMA, Yuuki KINOSHITA, Toshiki YAMADA
  • ADHESIVE FOR POLYOLEFIN AND MULTILAYERED STRUCTURE
    Publication number: 20210323272
    Abstract: A multilayered structure that includes an olefin resin layer and a gas-barrier layer. An adhesive layer is provided adjoining the olefin resin layer and the gas-barrier layer, the adhesive layer consisting of an acid-modified olefin resin. The acid-modified olefin resin has methyl branches in a number of 10 to 200 per 1000 carbon atoms on a main chain thereof, and has not more than 50 branches that are larger than the methyl groups.
    Type: Application
    Filed: July 1, 2021
    Publication date: October 21, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Shinya SEITO, Takayuki Ishihara, Yosuke Akutsu
  • Heat-resistant multilayer container and method for producing the same
    Patent number: 11148402
    Abstract: A multilayer container including: an outermost layer (1) containing a propylene-based polymer A containing homopolypropylene as a main component having a melt flow rate in a range of 2.0 to 10.0 g/10 min; an inner layer (2) containing 50 to 99% by weight of a propylene-based polymer B containing homopolypropylene as a main component having a melt flow rate of not more than 5.0 g/10 min and an isotactic index of not less than 93%, and 1 to 50% by weight of an ethylene-?-olefin copolymer C; and a barrier layer (4) occupying 5 to 20% by weight of the whole container. The ratio (L/D) of container height (L) to diameter (D) is not less than 0.5, and a volume shrinkage based on volume measured before and after heat sterilization at 121° C. for 30 minutes is not more than 5%.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: October 19, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yuuki Tashiro, Takayuki Ishihara, Azusa Otsuki, Kenji Ichikawa, Toshiki Yamada, Seishi Yoshikawa, Koki Shibata
  • LIQUID-REPELLENT PLASTIC MOLDED BODY AND METHOD FOR PRODUCING THE SAME
    Publication number: 20210316495
    Abstract: A liquid-repellent plastic molded body 1 according to the present invention has a liquid-repellent surface. The liquid-repellent surface has a re-entrant structure surface formed by an array of pillars 20 each having a head portion 20a with an enlarged diameter. At least a part of the re-entrant structure surface has a fluorine-containing surface in which fluorine atoms are distributed.
    Type: Application
    Filed: October 2, 2018
    Publication date: October 14, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Tsutomu IWASAKI, Masaki AOYA, Ryuuji OONUKI, Masahiro KUNINORI
  • PACKAGING MATERIAL
    Publication number: 20210300650
    Abstract: A packaging material having a contact surface formed of a thermoplastic resin that is adapted for contacting a viscous content. The contact surface is a mirror surface having a roughness Sa of not more than 100 nm and a water contact angle of not less than 60° C. at 20° C.
    Type: Application
    Filed: April 19, 2018
    Publication date: September 30, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Shinya SEITO, Takayuki ISHIHARA, Saya SUGIOKA, Kousuke UEDA, Kota OKAMOTO
  • PACKAGE CONTAINING FLUID
    Publication number: 20210284375
    Abstract: A package including a container body containing a fluid with leaving a head space, wherein a container body (1) has an inner surface coated with a lubricating liquid (30) immiscible with a fluid (3), and the lubricating liquid (30) is present as a coating layer interposed between the inner surface and the fluid (3), the lubricating liquid (30) forms a liquid pool at a periphery of an upper end face of the fluid (3) contained in the container body (1) in a state of being held upright, and a contact angle of the lubricating liquid (30) to the inner surface is smaller than the contact angle of the fluid (3) to the inner surface.
    Type: Application
    Filed: November 21, 2017
    Publication date: September 16, 2021
    Applicants: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Shinya SEITO, Kota OKAMOTO, Yosuke AKUTSU, Keisuke NYUU, Tomoyuki MIYAZAKI
  • POLYLACTIC ACID COPOLYMER AND METHOD OF PRODUCING THE SAME
    Publication number: 20210269587
    Abstract: A polylactic acid copolymer having more improved hydrolizability and hydrophilic property than those of the polylactic acid. The polylactic acid copolymer is obtained by the copolymerization of a polylactic acid with an acid-releasing ester polymer capable of releasing an acid other than the lactic acid upon the hydrolysis. The polylactic acid copolymer has a quantity of heat of fusion ?H of not more than 20 J/g as measured by using the DSC when the temperature is elevated the second time, contains the copolymer units stemming from the acid-releasing ester polymer in an amount of 0.5 to 35% by mass, and has a weight average molecular weight in a range of 15,000 to 40,000.
    Type: Application
    Filed: July 9, 2019
    Publication date: September 2, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Kouki SHIBATA, Seishi YOSHIKAWA, Tsutaki KATAYAMA
  • Method of extracting underground resources by using hydrolysable particles
    Patent number: 11104840
    Abstract: A method of extracting underground resources including a step of mixing hydrolysable particles and a proppant to an aqueous dispersion fluid, and introducing the fluid with pressure into an ore chute formed under the ground, wherein as the hydrolysable particles, use is made of spherical particles that include a hydrolysable resin of a weight average molecular weight (Mw) of not less than 5,000 and, specifically, not less than 10,000, and that have an average particle size (D50) in a range of 300 to 1,000 ?m, and a circularity of a short diameter/long diameter ratio of not less than 0.8. The spherical particles have a hyrolysable capability, a circularity and a particle size adapted to the hydraulic fracturing.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: August 31, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Seishi Yoshikawa, Tsutaki Katayama
  • Substrate for flexible device and method for producing the same
    Patent number: 11101436
    Abstract: A substrate for flexible device. The substrate has a nickel-plated metal sheet having a nickel-plating layer formed on at least one surface of a metal sheet or a nickel-based sheet, and a glass layer of an electrically-insulating layered bismuth-based glass on a surface of the nickel-plating layer or the nickel-based sheet. An oxide layer having a roughened surface is formed on the surface of the nickel-plating layer or the surface of the nickel-based sheet, and the bismuth-based glass contains 70 to 84% by weight of Bi2O3, 10 to 12% by weight of ZnO, and 6 to 12% by weight of B2O3. Also disclosed is a method for producing the substrate for flexible device, a substrate for an organic EL device, a sheet used as a substrate for flexible device, a method for producing the sheet and a bismuth-based lead-free glass composition.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: August 24, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Toshihiko Miyazaki, Hirohisa Masuda, Hiroshi Shimomura, Kouji Nanbu
  • Method for manufacturing lensed optical fiber by fusing a GRIN lens at a tip of an optical fiber and cutting the GRIN lens followed by repeating the fusing and cutting steps
    Patent number: 11092749
    Abstract: A lensed optical fiber in which a rod-shaped GRIN lens is fused at the tip of an optical fiber is manufactured by executing: a step for fusing together an optical fiber (2) held by a fiber holder (20) and a GRIN lens (3) held by a lens holder (30) with the tips thereof abutting each other; a step for moving the lens holder (30) in the direction away from the fiber holder (20), while relaxing the holding force of the lens holder (30), and reholding the GRIN lens (3); and a step for cutting the GRIN lens (3) with a length equal to the movement distance of the lens holder 30.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: August 17, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventor: Naoki Misu
  • Porous silica and deodorant comprising the same
    Patent number: 11090403
    Abstract: To provide a porous silica which is capable of effectively eliminating odors of methyl mercaptan, hydrogen sulfide, nonenal and the like, said odors being difficult to be eliminated by a silica porous material that contains no metal. A porous silica containing particles that are provided with primary pores, wherein the particles contain a metal containing substance complex having a particle size of 1-100 nm. This porous silica has a specific surface area of 500 m2/g or more.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: August 17, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Kazuaki Ohashi, Mariko Kimura
  • Adhesive for polyolefin and multilayered structure
    Patent number: 11084248
    Abstract: An adhesive for polyolefin used for an extrusion-formed multilayered structure that includes, at least, a propylene type resin layer and an ethylene type resin layer, the adhesive for polyolefin comprising an olefin resin that has methyl branches at a ratio of 10 to 200 per 1000 carbon atoms on a main chain thereof.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: August 10, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Shinya Seito, Takayuki Ishihara, Yosuke Akutsu
  • Thermoplastic resin-coated metal sheet, can body and can lid made from the same metal sheet
    Patent number: 11078375
    Abstract: A thermoplastic resin-coated metal sheet obtained by coating at least one surface of a metal sheet with a thermoplastic resin via a polyester type primer, wherein the polyester type primer, if it is in the form of a 10 ?m-thick dry primer sheet, has a breaking elongation in a range of 9 to 200% at a tension speed of 1000 mm/min. and an MEK extractability in a range of 3 to 40%. Without using a special thermoplastic resin-coated film or surface-treated metal sheet, therefore, the cans and can lids can be formed using the thermoplastic resin-coated metal sheet of the invention maintaining excellent and close adhesion during the working, preventing the can body from breaking and the thermoplastic resin coating from peeling at the flange-forming portion during the working, the cans and can lids excelling in dent resistance and economy.
    Type: Grant
    Filed: June 16, 2014
    Date of Patent: August 3, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Nobuhiko Nagai, Shuhei Hiromori
  • HEAT-RESISTANT MULTILAYER CONTAINER AND METHOD FOR PRODUCING THE SAME
    Publication number: 20210197538
    Abstract: A multilayer container including: an outermost layer (1) containing a propylene-based polymer A containing homopolypropylene as a main component having a melt flow rate in a range of 2.0 to 10.0 g/10 min; an inner layer (2) containing 50 to 99% by weight of a propylene-based polymer B containing homopolypropylene as a main component having a melt flow rate of not more than 5.0 g/10 min and an isotactic index of not less than 93%, and 1 to 50% by weight of an ethylene-?-olefin copolymer C; and a barrier layer (4) occupying 5 to 20% by weight of the whole container. The ratio (L/D) of container height (L) to diameter (D) is not less than 0.5, and a volume shrinkage based on volume measured before and after heat sterilization at 121° C. for 30 minutes is not more than 5%.
    Type: Application
    Filed: August 30, 2019
    Publication date: July 1, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yuuki TASHIRO, Takayuki ISHIHARA, Azusa OTSUKI, Kenji ICHIKAWA, Toshiki YAMADA, Seishi YOSHIKAWA, Kouki SHIBATA
  • Resin structure having a liquid layer on the surface thereof
    Patent number: 11041058
    Abstract: A resin structure comprising a resin formed body (1) and a liquid layer (3) formed on a surface of the resin formed body (1), the liquid layer (3) having liquid protrusions (3a) that are locally protruded on the surface thereof. The structure exhibits improved properties on the surface of the resin formed body (1), such as improved sliding property and non-adhesiveness to various substances maintaining stability as a result of forming the liquid layer (3).
    Type: Grant
    Filed: July 24, 2014
    Date of Patent: June 22, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yosuke Akutsu, Shinya Iwamoto
  • Hydroponic cultivation system comprising seedbeds and a transport mechanism
    Patent number: 11026379
    Abstract: A hydroponic cultivation system includes a plurality of seedbeds, a hanging part, and a transport mechanism. A plurality of seedlings of a plant to be cultivated is transplanted to side surfaces of the plurality of seedbeds. The hanging part hangs each of the plurality of seedbeds while the plurality of seedbeds is arranged in a predetermined horizontal direction from a planting side of the seedlings to a harvesting side of the seedlings. The transport mechanism transports the plurality of seedbeds in the predetermined horizontal direction while widening spaces between the seedbeds in the predetermined horizontal direction in a stepwise or continuous manner.
    Type: Grant
    Filed: May 1, 2017
    Date of Patent: June 8, 2021
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Katsuhiro Muramoto, Jun Agari, Mari Nishi, Kazuto Yoshimura, Kazuyoshi Nagata
  • CONNECTION STRUCTURE OF LENSED OPTICAL FIBER
    Publication number: 20210165166
    Abstract: In connecting between lensed optical fibers (1) in which a rod-shaped GRIN lens (3) is coaxially fused with a tip of an optical fiber (2), end faces of the lensed optical fibers (1) are spherically polished with a curvature radius R of 2 mm or more to crimp the end faces with each other, whereby a connection loss upon performing PC connection is reduced.
    Type: Application
    Filed: July 23, 2018
    Publication date: June 3, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Naoki MISU, Toshihide SAITOH, Naohumi MARUYAMA