Patents Assigned to Toyo Seikan Co., Ltd.
  • Publication number: 20220203595
    Abstract: A production method for a container having a covering layer includes forming a preform having a covering layer by using a thermoplastic synthetic resin; heating the preform from an outside of the preform with an infrared heater, and heating the preform from an inside of the preform with an internal heating unit; and forming the container having the covering layer by blow molding in which the heated preform is blown.
    Type: Application
    Filed: April 3, 2020
    Publication date: June 30, 2022
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Hiromitsu KIYOTO, Hajime INAGAKI
  • Patent number: 11358772
    Abstract: Provided is a spouted pouch capable of improving the ability to suspend pouring liquid contents, the ease of adjusting a pouring force, and the ease of repouring. In the spouted pouch (10), a pouch body (20) has flow path control seal portions (22) formed on both left and right sides across an imaginary line A inside the outer edge seal portion (21). Assuming that a thickness dimension of the spout attachment base portion (31a) is taken as X, length dimension from the spout attachment base portion (31a) to the action point portion (22a) of flow path control seal portions (22) is taken as L, and a width dimension between the action point portions (22a) is taken as W, the thickness dimension X, the length dimension L, and the width dimension W are set so as to satisfy relationships of W/X=1.2 to 2.0 and L/X=0.3 to 1.5.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: June 14, 2022
    Assignee: TOYO SEIKAN CO., LTD.
    Inventors: Takashi Miura, Masashi Ishikawa
  • Publication number: 20220169421
    Abstract: A seamless can having a bottom section and a body section, wherein a thermoplastic resin coating is formed on an outer surface side of the can over a polyester-based paint film. The polyester-based paint film includes a polyester-based paint composition which contains a colorant in an amount of 20 parts by mass or less relative to 100 parts by mass of a total resin solid content and a curing agent in an amount of 5 to 43 parts by mass relative to 100 parts by mass of a polyester resin, and an entire outer surface of the can including the bottom section is colored. Also disclosed is a resin-coated metal sheet for forming a seamless can including the thermoplastic resin coating that is applied over a polyester-based paint film on a surface of the metal sheet, the polyester-based paint film having a thickness of 7 ?m or less.
    Type: Application
    Filed: February 27, 2020
    Publication date: June 2, 2022
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Yuto KOMICHI, Nobuhiko NAGAI
  • Patent number: 11338954
    Abstract: An aluminum can wherein, when the light reflected by the outer surface of the body portion of the aluminum can is evaluated based on the LCH method by using a multi-angle spectral colorimeter, the aluminum can features a ratio C15h/C15w of 0.6 to 1.4, the ratio C15h/C15w being that of a saturation value C15h of the light reflected at 15 degrees in the direction of height and a saturation value C15w of the light reflected at an angle 15 of degrees in the circumferential direction based on the light regularly reflected from the light that is incident at 45 degrees in the direction of height and in the circumferential direction.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: May 24, 2022
    Assignees: TOYO SEIKAN CO., LTD., TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Norihisa Hirota, Ryozo Shiroishi, Takuho Kumagai, Kenichi Takao
  • Publication number: 20220143754
    Abstract: It is configured such that, for performing variable engravement for each formed object on a coil material to be fed to a press machine for molding a part of a can, a formed object with an engravement can be molded at a high productivity. A laser engraving device is a device for performing laser engraving on a coil material to be fed to a press machine for molding a part of a can, and includes a feeding mechanism for deeding a coil material at a predetermined speed, a laser head for irradiating the coil material fed at the predetermined speed with a laser beam, and performing engravement for each formed object, and a data communication unit for switching engraving data of the laser head. The data communication unit collectively switches a plurality of engraving data to be subjected to engravement on a plurality of formed objects, and the laser head continuously performs engravement of the plurality of engraving data on predetermined positions of the coil material.
    Type: Application
    Filed: March 4, 2020
    Publication date: May 12, 2022
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Takeshi HORI, Tomohiko HORI, Atsushi KOMINAMI, Saki CHIJI, Hitoshi SAGAWA, Ryotaro ISOMURA, Hideki ISHIGURO
  • Patent number: 11299311
    Abstract: A container (1) including an opening part (2), a shoulder part (3), a barrel part (4), and a bottom part (5), wherein: the shoulder part (3) includes a hem part (30) in which the longitudinal section is curved in a convex arcuate shape toward the outside of the container and which is connected to the barrel part (4); and a plurality of groove parts (31) extending radially from the container-center side toward the outer-peripheral-edge side are formed in the shoulder part (3) so as to extend at least to a position that reaches an upper end edge (UE30) of the hem part (30).
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: April 12, 2022
    Assignee: TOYO SEIKAN CO., LTD.
    Inventors: Rika Nagaharu, Kouki Okabe, Takeshi Uchiyama, Ryouta Ishii
  • Patent number: 11292908
    Abstract: This invention provides an easy-to-tear resin film. Such easy-to-tear resin film is an easy-to-tear, unstretched resin film composed of a blend of a polyethylene terephthalate-based resin with the second resin having a difference in SP value from the polyethylene terephthalate-based resin of 1.1 to 4.0 (cal/cm3)0.5. This invention also provides a laminate film 1B for a packaging material comprising the easy-to-tear, unstretched resin film 10 between the inner layer film 20 serving as a heat seal surface and the surface layer film 30 comprising an isophthalic acid-modified polyethylene terephthalate resin having a copolymerization ratio of isophthalic acid component of 0 mol % to 5 mol %.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: April 5, 2022
    Assignees: Toyo Seikan Group Holdings, Ltd., Toyo Seikan Co., Ltd.
    Inventors: Satoshi Kawamura, Jiro Tomita, Takafumi Ohsawa, Yoshihiro Ohta, Takuya Hara
  • Publication number: 20220089348
    Abstract: An object of the present invention is to provide a pouch and a liquid-containing pouch having high resistance to falling breakage. A pouch (10) is a pouch formed into a bag by an outer peripheral sealing part (20). The pouch includes an accommodating part (30). A fragrance component emission part (40) is formed in the film on at least one side at a position corresponding to the accommodating part. The fragrance component emission part is composed of a material removal part (41) or a score having a notch form, in a range of part of the film in the thickness direction thereof. The tensile strength of the film in a fragrance component emission area in the width direction of the pouch is at least 90 N/50 mm, and the tensile strength thereof in the height direction of the pouch is at least 125 N/50 mm.
    Type: Application
    Filed: December 2, 2021
    Publication date: March 24, 2022
    Applicant: Toyo Seikan Co., Ltd.
    Inventors: Takashi Miura, Reina Atsumi
  • Publication number: 20220077529
    Abstract: A sealer for use in an all-solid-state secondary battery provided with a sulfur-containing solid electrolyte, characterized in that the sealer contains a resin and a particulate fatty acid metal salt dispersed in the resin, and the particulate fatty acid metal salt is a particulate fatty acid metal salt in which a fatty acid is coordinated on the surfaces of the metal particles having a mean particle diameter of not more than 1000 nm. The all-solid-state secondary battery is capable of suppressing the generation of the hydrogen sulfide.
    Type: Application
    Filed: November 25, 2019
    Publication date: March 10, 2022
    Applicants: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Tomokazu KOBAYSHI, Daisuke IMODA, Shuji NAKANO
  • Publication number: 20220032670
    Abstract: Easy reading of a read code is enabled without matching a read range with a specific print section, and without impairing designability of a cylindrical container and clarity of a display print. A cylindrical container has, on the outer surface thereof, a print layer. The print layer has an electronic watermark layer including an electronic watermark image printed thereon, and a blindfold layer that renders the electronic watermark image difficult to be visually recognized. The print area of the blindfold layer matches a part or entirety of the print area of the electronic watermark layer.
    Type: Application
    Filed: September 25, 2019
    Publication date: February 3, 2022
    Applicants: TOYO SEIKAN CO., LTD., TOYO SEIHAN CO., LTD.
    Inventors: Kouji YAMADA, Zen KANAYAMA, Kenichirou YAMAMOTO, Kazuhiro OKAMURA
  • Publication number: 20220033142
    Abstract: 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: Application
    Filed: October 18, 2021
    Publication date: February 3, 2022
    Applicants: TOYO SEIKAN GROUP HOLDINGS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Ikuo Komatsu, Yosuke Akutsu, Keisuke Nyuu, Satomi Ozawa
  • Publication number: 20220024660
    Abstract: A packaging bag including a polyester-based multilayer film. The multilayer film includes at least: an innermost layer formed of a biaxially stretched polyethylene terephthalate film; a layer formed of polybutylene terephthalate; and/or a layer formed of a blend of polyethylene terephthalate and polybutylene terephthalate. The biaxially stretched polyethylene terephthalate film has a heat sealing portion that is amorphized or low-crystallized by laser light irradiation. The packaging bag is formed by allowing the innermost layers of the polyester-based multilayer film to be opposed to and superimposed on each other, and heat sealing the heat sealing portions.
    Type: Application
    Filed: December 5, 2019
    Publication date: January 27, 2022
    Applicants: TOYO SEIKAN CO., LTD., TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Masahiro HONGO, Takahiro KUROSAWA, Takashi MIURA, Kazuaki OHASHI, Yoshiyuki YUASA, Takahiro AKAHANE
  • Publication number: 20220017258
    Abstract: Provided are a preform for manufacturing a synthetic resin container, in which a decorative layer (60) having three-dimensional design different from the conventional one is formed on the surface of a container main body (10a), and a synthetic resin container. In a preform (1) including a preform main body (1a) of a bottomed cylindrical shape that is opened to have a mouth portion (2) on one end side thereof, and a covering layer (6) configured to cover the preform main body (1a) except for a part thereof on a mouth portion (2) side, and a container (10) obtained by subjecting the preform to blow molding, a distal end side of the covering layer (6) (decorative layer (60)) is formed so as to reach a peripheral end edge of a neck ring (22) while covering a lower surface of the neck ring (22) that is provided on a lower end side of the mouth portion (2) and protrudes annularly along a circumferential direction.
    Type: Application
    Filed: November 13, 2019
    Publication date: January 20, 2022
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Hiromitsu KIYOTO, Hajime INAGAKI, Hideto MONZEN, Hiroki YASUKAWA
  • Publication number: 20210362928
    Abstract: To provide a pouch for achieving a reduced storage space with a simple configuration and a method for manufacturing the pouch. A pouch (10) including a gusset portion (22) includes a pouch main body (20) and an inner supporting member (70) disposed inside the pouch main body (20). The pouch main body (20) includes a content containing portion (21), and a first fixture portion (24) and a second fixture portion (25) that face each other across the content containing portion (21). The inner supporting member (70) includes a first fixing portion (71) fixed to the first fixture portion (24) and a second fixing portion (72) fixed to the second fixture portion (25).
    Type: Application
    Filed: August 10, 2021
    Publication date: November 25, 2021
    Applicant: Toyo Seikan Co., Ltd.
    Inventors: Hiroki Tanaka, Takahiro Yasuumi, Takahiro Kurosawa, Masahiro Takenaka
  • Patent number: 11180357
    Abstract: To reduce an amount of use of a replacement gas used for replacing air in a container. A gas replacement system includes: a washing machine that washes the container with water; a filling machine that fills the container with a content fluid; a sealing machine that seals the container transferred from the filling machine; a chamber that covers the filling machine and the sealing machine, and contains a replacement gas; and a water discharge mechanism (washing machine) that discharges the water in the container having been carried into the chamber while containing the water out of the container in the chamber. The water in the container is replaced with an ambient gas in the chamber along with the discharge of the water.
    Type: Grant
    Filed: August 22, 2016
    Date of Patent: November 23, 2021
    Assignees: MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD., TOYO SEIKAN CO., LTD.
    Inventors: Hidehiko Yuse, Kazuyuki Kurosawa, Yukio Takada, Shinji Ishikura, Norio Inukai, Katsumi Sembon
  • Patent number: 11180305
    Abstract: To provide a microwave pouch that favorably prevents both of hole formation of the pouch and spurting of contents, with a simple structure. A microwave pouch (10) includes a self-venting mechanism (20). The self-venting mechanism (20) has an annular venting seal (30), a steam release part (40) surrounded by the venting seal (30), and a movable piece (60) defined by a slit (50) formed in the steam release part (40). The venting seal (30) has a seal peel initiation part (31) where peeling is started by steam generated inside the pouch (10) during heating. The slit (50) includes slit both ends (51), and a slit intermediate part (52) formed to extend from the slit both ends (51) toward a region away from the seal peel initiation part (31) and connecting the slit both ends.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: November 23, 2021
    Assignee: TOYO SEIKAN CO., LTD.
    Inventors: Takashi Miura, Kazumi Ozawa, Masahiro Hongou, Shie Matsunaga
  • Publication number: 20210347144
    Abstract: Provided is a packaging bag in which the difficulty of tearing caused by temperature rising is resolved. The easy to open packaging bag for sealing a laminated film by heat sealing, wherein the laminated film includes an inner layer film, an intermediate layer film having an opening induction flaw formed thereon, and an outer layer film including a biaxially oriented film, and wherein a molecular orientation angle of the outer layer film is less than 49°. Also provided are a laminated film and a pouch having easy to open properties while maintaining excellent barrier properties. The laminated film is obtained by laminating (a) an outer layer film, (b) a barrier layer having an opening induction flaw, and (c) an inner layer film, and has a barrier ink covering the opening induction flaw in the barrier layer.
    Type: Application
    Filed: September 12, 2019
    Publication date: November 11, 2021
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Masahiro HONGOU, Shie MATSUNAGA
  • Publication number: 20210309430
    Abstract: An object of the present invention is to provide a film and a pouch having basic characteristics such as a strength and barrier properties and achieving good openability. A film (10) according to the present invention includes at least a sealant layer (11), the film is formed with a cut guide line (G), and the cut guide line includes an impression (11A) formed in a surface of the sealant layer. In a pouch (30), the films are superimposed in a state where the sealant layers face each other, and peripheral edge parts are heat-sealed. The cut guide line is placed extending across at least a position where heat seal is not performed.
    Type: Application
    Filed: June 15, 2021
    Publication date: October 7, 2021
    Applicant: Toyo Seikan Co., Ltd.
    Inventors: Masahiro Hongo, Shie Matsunaga
  • Publication number: 20210308737
    Abstract: A can is provided. The can may include a shoulder, which is formed on a side of an upper end of a cylindrical body of the can in a can axis direction to be reduced in a diameter toward a side of a mouth of the can and to have a thickness of 0.1 to 0.3 mm, and has at least one of a concave portion and a convex portion. An inside diameter of the mouth may be 25 to 60 mm, a maximum outside diameter of the shoulder may be 50 to 70 mm, and a ratio of the maximum outside diameter of the shoulder to the inside diameter of the mouth may be 1.05 to 1.58.
    Type: Application
    Filed: June 22, 2021
    Publication date: October 7, 2021
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Kiyosumi Manita, Mitsuhiko Aoyagi
  • Publication number: 20210308736
    Abstract: An apparatus and tool set forming a three-dimensionally shaped portion on a shoulder of a can including an inner roll having a receiver for receiving the shoulder from inside; an outer roll for pressing the shoulder from outside; and a rotating unit for rotating the inner roll and the outer roll relative to the can. The shoulder is formed on a side of an upper end of a cylindrical body of the can in a can axis direction to be reduced in a diameter toward a side of a mouth of the can and to have a thickness of 0.1 to 0.3 mm. The receptor of the inner roll has at least one of a concave portion and a convex portion, and has a diameter reduced portion corresponding to a shape of the shoulder. Further, the inner roll and the outer roll are rotated by the rotating unit.
    Type: Application
    Filed: June 22, 2021
    Publication date: October 7, 2021
    Applicant: TOYO SEIKAN CO., LTD.
    Inventors: Kiyosumi MANITA, Mitsuhiko AOYAGI