Patents Assigned to Toyo Seikan Group Holdings, Ltd.
  • Publication number: 20210079255
    Abstract: The present invention relates to an aqueous coating composition containing a polyester resin having an acid value of not less than 30 mgKOH/g and less than 70 mgKOH/g as a base resin, and a curing agent having a functional group capable of crosslinking with a carboxyl group. The aqueous coating composition is excellent in workability and can form a coating having favorable curability and corrosion resistance, and thus can be suitably used for a metal container like a beverage can or a metal lid.
    Type: Application
    Filed: November 13, 2018
    Publication date: March 18, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Takuya KASHIWAKURA, Arata SAKURAGI, Nan ZHANG, Hiromi YAMAMOTO
  • Publication number: 20210069767
    Abstract: A method of producing aluminum cans, including an ironing step using an ironing die (30). The ironing die has a carbon film (50) formed as to cover a working surface thereof. The carbon film exhibits a Raman spectrum such that an intensity ratio represented by ID/IG wherein ID is a maximum peak intensity at 1333±10 cm?1 in the Raman spectrum of the surface of said carbon film, and IG is a maximum peak intensity at 1500±100 cm?1 in the Raman spectrum of the surface of said carbon film, is not less than 1.2. The surface of the carbon film is a smooth surface having an arithmetic mean roughness R of not more than 0.05 ?m. Further, the ironing step includes iron-working an aluminum sheet in a dry process using no lubricant while maintaining an ironing ratio in excess of 40%.
    Type: Application
    Filed: November 16, 2020
    Publication date: March 11, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Takuho Kumagai, Kenichi Takao, Ryozo Shiroishi, Masahiro Shimamura, Naoya Matsumoto
  • Publication number: 20210023817
    Abstract: A barrier film for electronic devices exhibiting and maintaining excellent water barrier property. The barrier film for electronic devices features a water permeability (23° C., RH50%) that is set to be not more than 10?4 g/m2/day and a water content that is maintained to be not more than 2000 ppm.
    Type: Application
    Filed: April 1, 2019
    Publication date: January 28, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Chiho SUGIURA, Yusuke OBU, Kenji HAYASHI, Yutaka KAWAKUBO
  • Publication number: 20210023603
    Abstract: A metallic worked article suppressing the worked surfaces from being scratched during the plastic work that is conducted aiming at reducing the thickness or decreasing the diameter. The metallic worked article has a reduced thickness or a decreased diameter as obtained through the plastic work, wherein on the worked surface thereof, the ratio Ra1/Ra2 of an arithmetic mean roughness Ra1 measured in a direction at right angles with the direction of working and an arithmetic mean roughness Ra2 measured in the direction of working, is from 0.5 to 1.5.
    Type: Application
    Filed: March 14, 2019
    Publication date: January 28, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Takuho KUMAGAI, Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Tomohiro OGAWA
  • Publication number: 20210028400
    Abstract: A sealing member used for absorbing the water in the interior of the organic electronic devices and for holding the interior of the devices in a dry state. The sealing member includes a laminate of a barrier sheet (5) provided with a metal foil (5a) and a moisture absorbing film (3).
    Type: Application
    Filed: April 1, 2019
    Publication date: January 28, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Chiho SUGIURA, Yusuke OBU, Kenji HAYASHI, Yutaka KAWAKUBO
  • Publication number: 20210016986
    Abstract: A package comprising a laminate of a two-layer structure including a barrier film 1 that is used for electronic devices and has a water permeability (23° C., RH 50%) that is set to be not more than 10?4 g/m2/day and a desiccant sheet 3 that is so provided as to cover the one surface of the barrier film 1, characterized in that the barrier film 1 is held being wound up like a roll.
    Type: Application
    Filed: April 1, 2019
    Publication date: January 21, 2021
    Applicant: Toyo Seikan Group Holdings, Ltd.
    Inventors: Chiho SUGIURA, Yusuke OBU, Kenji HAYASHI, Yutaka KAWAKUBO
  • Publication number: 20210008860
    Abstract: A packing member which effectively prevents the liquid repellent material from peeling off the surface and which is provided with the surface excellent in liquid repellency without the need of executing any particular means such as surface-roughening work, treatment with a plasma or vapor deposition. The packing member is characterized by having a surface layer of a blend of a base material polymer mixed with a fluorine-containing polymer, the surface layer forming a gradient of fluorine atom concentration in which fluorine atoms are more distributed in the surface than in the interior.
    Type: Application
    Filed: March 26, 2019
    Publication date: January 14, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Masaki AOYA, Ryuuji OONUKI, Masahiro KUNINORI, Satoo KIMURA, Tsutomu IWASAKI
  • Patent number: 10889409
    Abstract: A package including a container body (1) containing a fluid content (3) with leaving a head space (7), wherein the container body (1) has an inner surface (1a) on which ruggedness is formed entirely, the inner surface (1a) with the ruggedness of the container body (1) is coated with a lubricating liquid (30) immiscible with the fluid content (3), and the lubricating liquid (30) is present as a coating layer interposed between the inner surface (1a) and the fluid content (3), and the lubricating liquid (30) for forming the coating layer forms a liquid pool (31) at a periphery of an upper end face of the fluid content (3) contained in the container body (1) in a state of being held upright.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: January 12, 2021
    Assignees: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Yosuke Akutsu, Kota Okamoto, Shinya Seito, Keisuke Nyuu, Tomoyuki Miyazaki
  • Publication number: 20200393623
    Abstract: A cutting device that cuts, with a predetermined length, an elongated GRIN lens fused with an optical fiber with tips thereof abutting each other, the cutting device including: a fiber holder placing unit on which a fiber holder for holding the optical fiber is placed; a lens holder placing unit on which a lens holder for holding the GRIN lens is placed; and a cutting unit arranged between the fiber holder placing unit and the lens holder placing unit, wherein the fiber holder placing unit includes a positioning init for positioning the fiber holder placed thereon, and the lens holder placing unit includes a positioning unit for positioning the lens holder placed thereon.
    Type: Application
    Filed: August 31, 2020
    Publication date: December 17, 2020
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventor: Naoki MISU
  • Publication number: 20200385171
    Abstract: A dual-structure container including an inner bag container (31) and an outer container (41) obtained by simultaneous stretch-blow molding according to a stack preform method using an inner bag container preform (1) and an outer container preform (3). On a body (33) of the inner bag container (31), contraction-control thin portions (50) are formal at a plurality of sites at intervals in the circumferential direction such that the thin portions (50) extend like strips in the axial direction.
    Type: Application
    Filed: December 28, 2018
    Publication date: December 10, 2020
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Norio AKUZAWA, Kentarou ICHIKAWA, Hiroki IINO
  • Publication number: 20200353727
    Abstract: A fiber-reinforced laminate including at least a layer of woven fibers and a layer of short fiber-containing resin composition, wherein the short fiber-containing resin composition is present in gaps formed by crossing fiber bundles composing the woven fibers. Also disclosed is a method for producing the laminate.
    Type: Application
    Filed: November 27, 2018
    Publication date: November 12, 2020
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Kouta SEGAMI, Kazunobu WATANABE, Toshinori ENOKIDO, Yusuke KOBAYASHI
  • Publication number: 20200354662
    Abstract: A cell culturing method and device that uses a cell culture bag (1) that includes a bag body (2) configured from an upper surface film (21) and a lower surface film (22) having a sealed periphery, and a port (3) attached to the bag body (2), and a plurality of recesses (4) being formed in the lower surface film (22). The method including: a closing-off step for closing off the plurality of recesses (4) using the upper surface film (21) by discharging a culture medium (S) contained in the bag body (2) through the port (3); and a releasing step for releasing, in some or all of the plurality of closed-off recesses (4), cells or cell aggregates adhering to the inner surfaces of the recesses (4).
    Type: Application
    Filed: January 4, 2019
    Publication date: November 12, 2020
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD
    Inventors: Ryo SUENAGA, Maki MITSUISHI
  • Publication number: 20200346447
    Abstract: A packing material for surfactant-containing products includes a solid surface layer (3) that contains a non-aromatic silicone type polymer and a silicone oil layer (1) held on the solid surface layer (3), wherein the non-aromatic silicone type polymer is at least the one kind of polymer selected from a silicone resin, a silicone-modified olefin resin, silicone-modified polysaccharides and a silicone-modified acrylic resin.
    Type: Application
    Filed: January 16, 2019
    Publication date: November 5, 2020
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Takuo MURAKAMI, Shinya SEITO, Takayuki ISHIHARA, Kousuke UEDA, Saya SUGIOKA
  • Publication number: 20200317875
    Abstract: A water-barrier laminated film (10) including a plastic film (A) that has an inorganic barrier layer (A1) on the surface thereof and a water-trapping layer (B), characterized in that: between the plastic film (A) and the water-trapping layer (B), an isocyanate type coating (C) is provided that contains, as a film-forming component, an isocyanate type polymer obtained by reacting an isocyanate as the reaction component; and the water-trapping layer (B) is formed on the isocyanate type coating (C) that is formed as the underlying layer.
    Type: Application
    Filed: November 7, 2018
    Publication date: October 8, 2020
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Shinpei OKUYAMA, Keisuke TAKAYAMA, Shunya NANGOU, Misato YAGISAWA, Yoshihiro OHTA
  • Publication number: 20200318057
    Abstract: A cell culture apparatus for conducting cell culture in which a culture medium is supplied together with cells to a container formed of a flexible material, wherein, a base having a flat mounting surface that holds the container is provided, partition pieces that can be protruded from the mounting surface for a prescribed height are embedded in the base, and when the partition pieces are accommodated into the base, upper end surfaces of the partition pieces are flushed with the mounting surface.
    Type: Application
    Filed: June 18, 2020
    Publication date: October 8, 2020
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Norihiko HATA, Masahiro Murai
  • Patent number: 10786979
    Abstract: A multilayered structure having a liquid layer (5) on a surface of a plastic underlying layer (3), wherein a liquid diffusion prevention layer (1) is provided on the lower side of the underlying layer (3) to suppress or block a diffusion of a liquid that forms the liquid layer (5), and a covering ratio F of the liquid layer (5) is maintained to be not less than 0.5. With this structure, the surface properties of the liquid layer (5) can be stably maintained over long periods of time.
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: September 29, 2020
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Yosuke Akutsu, Shinya Iwamoto, Shigetoshi Horiuchi
  • Publication number: 20200289556
    Abstract: Metallic copper fine particles coated with a fatty acid and an ester compound. Also disclosed is an antiviral agent containing the metallic copper fine particles and a method for producing the metallic copper fine particles.
    Type: Application
    Filed: October 2, 2018
    Publication date: September 17, 2020
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Akiko KOGANEI, Kazuaki OHASHI, Yasuhiro KOSAKA, Daisuke IKUTAME
  • Patent number: 10774248
    Abstract: An oxygen-absorbing film having an oxygen-absorbing adhesive agent layer comprising an oxygen-absorbing adhesive agent resin composition, wherein the oxygen-absorbing adhesive agent layer has at least two glass transition temperatures, and wherein the lowest glass transition temperature among the glass transition temperatures is lower than 0° C. The oxygen-absorbing adhesive agent resin composition preferably comprises: (A) an oxygen-absorbing polyester resin having a glass transition temperature of ?20 to 10° C. made from a tetrahydrophthalic acid, a derivative thereof, a tetrahydrophthalic anhydride, or a derivative thereof, and (B) a saturated polyester resin having a glass transition temperature of ?10° C. or lower that is a polyester resin containing substantially no carbon-carbon double bond group, and can be obtained by, for example, polycondensation of a dicarboxylic acid component, a diol component, and a hydroxycarboxylic acid component.
    Type: Grant
    Filed: January 20, 2014
    Date of Patent: September 15, 2020
    Assignee: Toyo Seikan Group Holdings, Ltd.
    Inventors: Yoichi Tadokoro, Yoichi Ishizaki, Yoshihiro Ohta
  • Patent number: 10759572
    Abstract: A pourer includes a pour spout, wherein the pour spout is configured to serve as a spout for a content liquid stored in a container main body, and is configured to be attached to a mouth part of the container main body, wherein the pour spout includes a surplus resin part provided on a part of a top surface of the pour spout through which the content liquid passes, and wherein the surplus resin part protrudes outwardly in the radial direction from an outer peripheral edge of the top surface of the pour spout.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: September 1, 2020
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Tsutomu Iwasaki, Masaki Aoya, Satoo Kimura
  • Patent number: 10745659
    Abstract: A culture container for activating lymphocytes includes immobilized anti-CD3 antibodies and an anti-CD3 antibody solution including anti-CD3 antibodies, wherein the culture container is formed in a bag-like shape and is formed of a soft-packaging material, the immobilized anti-CD3 antibodies are immobilized at a density of 10 to 300 ng/cm2 on one surface of opposing inner surfaces within the container, and the anti-CD3 antibody solution is enclosed in the container in an amount of 0.25 to 400 ng of the anti-CD3 antibodies in 0.1 to 800 ?l of the solution per 1 cm2 of a culture surface formed of the one surface.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: August 18, 2020
    Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Takahiko Totani, Satoshi Tanaka