Patents Assigned to Toyo Seikan Group Holdings, Ltd.
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Patent number: 11945195Abstract: A water barrier laminate including inorganic barrier and water-trapping layers alternately arranged in order from the side facing the device to the outer side: a first inorganic barrier layer, a first water-trapping layer, a second inorganic barrier layer, a second water-trapping layer and a third inorganic barrier layer. A water-permeable underlying plastic layer is provided on one side of these inorganic barrier layers; a distance L1a between the first water-trapping layer and the first inorganic barrier layer and a distance L2a between the second water-trapping layer and the second barrier satisfy formulas (1) and (2): L1a<3 ?m??(1) L2a<3 ?m??(2) and a distance L1b between the second inorganic barrier layer and the first water-trapping layer satisfies formula (3): L1b?3 ?m??(3) by interposing a water-permeable organic layer therebetween.Type: GrantFiled: February 25, 2020Date of Patent: April 2, 2024Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Shunya Nangou, Shinpei Okuyama, Misato Kawanishi, Keisuke Takayama
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Patent number: 11939495Abstract: An oxygen-absorbing film having an oxygen-absorbing adhesive agent layer including a cured 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 cured oxygen-absorbing adhesive agent resin composition preferably includes: (A) an oxygen-absorbing polyester resin having a glass transition temperature of ?20 to 10° C. and (B) a saturated polyester resin having a glass transition temperature of ?10° C. or lower.Type: GrantFiled: August 6, 2020Date of Patent: March 26, 2024Assignee: Toyo Seikan Group Holdings, Ltd.Inventors: Yoichi Tadokoro, Yoichi Ishizaki, Yoshihiro Ohta
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Patent number: 11905340Abstract: 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: GrantFiled: September 5, 2019Date of Patent: February 20, 2024Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Hideaki Nagahama, Yuuki Kinoshita, Toshiki Yamada
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Patent number: 11884907Abstract: A culture container for culturing lymphocytes includes an immobilized surface and a non-immobilized surface, wherein the culture container is formed of a gas permeable film, the immobilized surface and the non-immobilized surface are container inner surfaces facing each other, and anti-CD3 antibodies are immobilized in the immobilized surface at a concentration of 10 to 300 ng/cm2.Type: GrantFiled: June 16, 2016Date of Patent: January 30, 2024Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Takahiko Totani, Satoshi Tanaka, Takeshi Aihara, Yoichi Ishizaki
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Publication number: 20240018007Abstract: An object of the present invention is to provide a metal-doped porous silica that can be blended into an article, for example, a cosmetic product such as a perm treatment agent, and kept stably dispersed therein. The metal-doped porous silica of the present invention as a means for resolution is surface-modified with a vinylpyrrolidone unit-containing polymer. As specific examples of vinylpyrrolidone unit-containing polymers, a copolymer of vinylpyrrolidone and dimethylaminoethyl methacrylate, polyvinylpyrrolidone, and the like can be mentioned.Type: ApplicationFiled: December 8, 2021Publication date: January 18, 2024Applicant: Toyo Seikan Group Holdings, Ltd.Inventors: Kazuaki OHASHI, Mariko KIMURA, Daisuke IKUTAME
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Publication number: 20240009976Abstract: In a packaging bag (10) including multilayer films for packaging (5) including a heat-sealable resin layer (3) on a surface and formed by bonding two of the heat-sealable resin layers (3) of the multilayer films for packaging (5), oriented crystals are present in a seal portion (7) formed by bonding the heat-sealable resin layers (3).Type: ApplicationFiled: September 10, 2021Publication date: January 11, 2024Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Kenya MAJIMA, Seishi YOSHIKAWA, Koki SHIBATA, Atsushi EBATA
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Publication number: 20240010404Abstract: The layered body for packaging of the present invention includes a barrier film (1) having an inorganic coating (1b) formed on the surface of a thermoplastic resin film (1a), and an adhesive layer 3 provided on the inorganic coating (1b). The adhesive layer (3) is formed of an epoxy-based adhesive.Type: ApplicationFiled: September 10, 2021Publication date: January 11, 2024Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Seishi YOSHIKAWA, Koki SHIBATA, Atsushi EBATA, Kenya MAJIMA
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Publication number: 20230415381Abstract: Impurities are removed from plastic by cleaning using, as a cleaning medium, water heated to a level where a dielectric constant is 60 or less.Type: ApplicationFiled: November 15, 2021Publication date: December 28, 2023Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Yuuki TASHIRO, Seishi YOSHIKAWA, Jotaro NAGAO, Azusa OTSUKI
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Publication number: 20230422362Abstract: A microwave irradiation device including: a holder that holds an irradiated object; a power feeder configured to conduct with an oscillator; and a directional antenna configured to emit microwaves from an irradiation source in an irradiation surface by power feed through conduction via the power feeder.Type: ApplicationFiled: September 11, 2023Publication date: December 28, 2023Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Shinji Yamada, Tomoki Maruyama, Takaaki Yamasaki
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Publication number: 20230392026Abstract: The disclosure relates to a gas barrier coating material composition containing a metal oxide and a phosphoric acid compound, and provides a coating material composition capable of forming a gas barrier coating film having more excellent oxygen barrier properties and water vapor barrier properties as well as transparency, without causing volatilization of an inorganic acid, by adding a polyvalent metal carboxylate salt soluble in phosphoric acid to a metal oxide and a phosphoric acid compound; and a gas barrier laminate provided with the gas barrier coating film (gas barrier layer).Type: ApplicationFiled: October 6, 2021Publication date: December 7, 2023Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Tomohiro MIYAI, Kazuhiro TSURUTA, Midori ITOU
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Patent number: 11820553Abstract: A method of producing a directly blow-formed container. The method includes subjecting a multilayered parison having an inner surface formed of an olefin resin to direct blow forming, the olefin resin containing (i) an organic bleeding lubricant having a melting point of not higher than 50° C. in an amount of 5 to 10% by mass, and (ii) a high silica zeolite having a silica/alumina mole ratio of not less than 80 in an amount of 0.2 to 3.0% by mass.Type: GrantFiled: October 18, 2021Date of Patent: November 21, 2023Assignees: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.Inventors: Ikuo Komatsu, Yosuke Akutsu, Keisuke Nyuu, Satomi Ozawa
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Publication number: 20230348143Abstract: The disclosure relates to a method for producing a drawn/ironed can, including drawing and ironing a coated metal sheet, the coated metal sheet having an inner surface coating film at least on a surface to be a can inner surface. A glass transition temperature (Tg) of a polyester resin contained in the inner surface coating film is 55° C. or higher, an ironing rate in the drawing and ironing is 40% or greater, and a processing speed during ironing in the drawing and ironing is 2000 mm/sec or higher. Thus, even in a case where a coated metal sheet having a coating film with excellent flavor sorption resistance and contains a polyester resin having a high glass transition temperature as a main component is used, occurrence of a coating film defect during molding and occurrence of coating film peeling due to heat treatment can be suppressed.Type: ApplicationFiled: January 24, 2022Publication date: November 2, 2023Applicant: Toyo Seikan Group Holdings, Ltd.Inventors: Takuya KASHIWAKURA, Hiromi YAMAMOTO, Arata SAKURAGI, Nan ZHANG
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Publication number: 20230329079Abstract: A bismuth-based lead-free glass composition containing 70 to 84% by weight of Bi2O3, 10 to 12% by weight of ZnO, and 6 to 12% by weight of B2O3.Type: ApplicationFiled: June 13, 2023Publication date: October 12, 2023Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Toshihiko MIYAZAKI, Hirohisa MASUDA, Hiroshi SHIMOMURA, Kouji NANBU
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Patent number: 11745245Abstract: 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: GrantFiled: March 14, 2019Date of Patent: September 5, 2023Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Takuho Kumagai, Ryozo Shiroishi, Naoya Matsumoto, Masahiro Shimamura, Tomohiro Ogawa
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Patent number: 11738538Abstract: 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: GrantFiled: July 1, 2021Date of Patent: August 29, 2023Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Shinya Seito, Takayuki Ishihara, Yosuke Akutsu
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Patent number: D996641Type: GrantFiled: December 7, 2022Date of Patent: August 22, 2023Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventor: Ryo Suenaga
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Patent number: D1008488Type: GrantFiled: December 7, 2022Date of Patent: December 19, 2023Assignee: Toyo Seikan Group Holdings, Ltd.Inventor: Ryo Suenaga
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Patent number: D1010852Type: GrantFiled: December 7, 2022Date of Patent: January 9, 2024Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventor: Ryo Suenaga
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Patent number: D1010853Type: GrantFiled: December 7, 2022Date of Patent: January 9, 2024Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventor: Ryo Suenaga
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Patent number: D1010854Type: GrantFiled: December 7, 2022Date of Patent: January 9, 2024Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventor: Ryo Suenaga