Patents Assigned to Showa Denko Packaging Co.
  • Patent number: 11867471
    Abstract: A heat exchanger includes a bag-like outer packaging material. A heat medium flows into an inside of the outer packaging material via the heat medium inlet, passes through the inside, and flows out of the outer packaging material via the heat medium outlet. An inner core material is arranged in the inside of the outer packaging material. The outer packaging material has an outer packaging laminate material including a metal heat transfer layer and a resin thermal fusion layer on a surface side of the heat transfer layer. The outer packaging laminate materials form a bag shape by integrally joining the thermal fusion layers along the peripheral edge portions. The inner core material includes the inner core laminate material with a metal heat transfer layer and resin thermal fusion layers on surface sides of the heat transfer layer.
    Type: Grant
    Filed: January 31, 2023
    Date of Patent: January 9, 2024
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Koji Minamitani
  • Publication number: 20230382084
    Abstract: A molding packaging material is capable of ensuring good slipperiness to secure good formability when molding the molding packaging material and is less likely to cause white powder on a surface of the packaging material. The molding packaging material includes a substrate layer as an outer layer, a heat fusible resin layer as an inner layer, and a metal foil layer arranged between the two layers. The heat fusible resin layer is composed of a single layer or a multi-layer. The innermost layer of the heat fusible resin layer is made of a resin composition containing a heat fusible resin, an anti-blocking agent, a slip agent, and a fluoropolymer-based lubricant.
    Type: Application
    Filed: August 8, 2023
    Publication date: November 30, 2023
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Kenji YOSHINO, Makoto KARATSU, Takashi NAGAOKA
  • Patent number: 11766848
    Abstract: Provided is a molding packaging material which is capable of ensuring good slipperiness to secure good formability when molding the molding packaging material and is less likely to cause white powder on a surface of the packaging material. The molding packaging material includes a substrate layer 2 as an outer layer, a heat fusible resin layer 3 as an inner layer, and a metal foil layer 4 arranged between the two layers. The heat fusible resin layer 3 is composed of a single layer or a multi-layer. The innermost layer of the heat fusible resin layer 3 is made of a resin composition containing a heat fusible resin, an anti-blocking agent, a slip agent, and a fluoropolymer-based lubricant.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: September 26, 2023
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Kenji Yoshino, Makoto Karatsu, Takashi Nagaoka
  • Publication number: 20230243606
    Abstract: A heat exchanger includes an outer packaging member. The outer packaging member is configured to allow a heat transfer medium flowed to an inside of the outer packaging member from a heat transfer medium inlet to pass through the inside and flow out from a heat transfer medium outlet. The outer packaging member is made of outer packaging laminate materials each including a metal heat transfer layer and a resin thermal fusion layer provided on one surface of the heat transfer layer. The outer packaging laminate materials are superimposed one on the other. The thermal fusion layers are integrally bonded along peripheral edge portions of the outer packaging laminate materials. The heat transfer layer and the thermal fusion layer of the outer packaging laminate material are laminated via an inner adhesive agent layer made of an acid-modified polyolefin-based adhesive agent containing an acid-modified polyolefin-based resin.
    Type: Application
    Filed: March 29, 2021
    Publication date: August 3, 2023
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Koji MINAMITANI, Terutoshi KUMAKI
  • Patent number: 11699823
    Abstract: The shape-forming packaging material is a shape-forming packaging material including a heat resistant resin layer as an outer layer, a heat fusible resin layer as an inner layer, and a metal foil layer disposed between both the layers, and is configured such that a print improving resin layer is laminated on a further outer side of the heat resistant resin layer.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: July 11, 2023
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Yuji Minamibori, Daisuke Nakajima
  • Publication number: 20230175794
    Abstract: A heat exchanger includes a bag-like outer packaging material. A heat medium flows into an inside of the outer packaging material via the heat medium inlet, passes through the inside, and flows out of the outer packaging material via the heat medium outlet. An inner core material is arranged in the inside of the outer packaging material. The outer packaging material has an outer packaging laminate material including a metal heat transfer layer and a resin thermal fusion layer on a surface side of the heat transfer layer. The outer packaging laminate materials form a bag shape by integrally joining the thermal fusion layers along the peripheral edge portions. The inner core material includes the inner core laminate material with a metal heat transfer layer and resin thermal fusion layers on surface sides of the heat transfer layer.
    Type: Application
    Filed: January 31, 2023
    Publication date: June 8, 2023
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Koji MINAMITANI
  • Publication number: 20230125870
    Abstract: A battery packaging material is formed of a laminate. The laminate is composed of an outer layer including a substrate layer, a barrier layer as an intermediate layer, and a heat fusible resin layer as an innermost layer. The total thickness of the laminate is 60 ?m to 220 ?m. The barrier layer is formed of a metal foil. The product of a stress value and a thickness of the heat fusible resin layer at a time of 10% stretching is 1,200 Pa·m or more.
    Type: Application
    Filed: October 26, 2022
    Publication date: April 27, 2023
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Naoya KODA
  • Patent number: 11592247
    Abstract: A heat exchanger includes a bag-like outer packaging material. A heat medium flows into an inside of the outer packaging material. An inner core material is arranged in the inside of the outer packaging material. The outer packaging material has an outer packaging laminate material including a metal heat transfer layer and a resin thermal fusion layer on a surface side of the heat transfer layer. The outer packaging laminate materials form a bag shape by integrally joining the thermal fusion layers along the peripheral edge portions. The inner core material includes the inner core laminate material with a metal heat transfer layer and resin thermal fusion layers on surface sides of the heat transfer layer. The thermal fusion layers of a concave portion bottom and a convex portion top of the inner core material and the thermal fusion layers of the outer packaging laminate material are integrally joined.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: February 28, 2023
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Koji Minamitani
  • Patent number: 11527796
    Abstract: A package for a power storage device includes at least one laminated packaging material having first and second sections. The packaging material includes a metallic foil layer, a heat-resistant resin layer, and a heat-fusible resin layer. In a state in which the heat-fusible resin layers of the first and second sections are faced, peripheral edges thereof are heat-sealed to form a storage chamber for accommodating a device main body. One of the sections is extended outside the storage chamber to form a conductive flange having an exposed heat-fusible resin layer. The conductive flange is provided with an external conductive section in which the heat-fusible resin layer is partially removed to expose the metallic foil layer. The packaging material having the external conductive section is provided with an internal conductive section in the storage chamber in which the heat-fusible resin layer is partially removed to expose the metallic foil layer.
    Type: Grant
    Filed: January 4, 2016
    Date of Patent: December 13, 2022
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Koji Minamitani
  • Patent number: 11446902
    Abstract: Provided is a molding packaging material capable of sealing without causing sealing failure, significantly reducing cleaning frequency of a seal bar to improve productivity, and preventing occurrence of delamination. The molding packaging material includes a PBT terephthalate (PBT) layer 2, a heat fusible resin layer 3, and a metal foil layer 4 between the two layers. The PBT layer 2 and the metal foil layer 4 are bonded via an outer adhesive layer 5. The outer adhesive layer 5 is formed of a urethane adhesive cured film composed of a polyester polyol, a polyfunctional isocyanate compound, and polyhydric alcohol. The polyester polyol contains a dicarboxylic acid component, the dicarboxylic acid component includes an aromatic dicarboxylic acid. The dicarboxylic acid component contains an aromatic dicarboxylic acid. The content rate of the aromatic dicarboxylic acid in the dicarboxylic acid component is 40 mol % to 80 mol %. The Young's modulus of the cured film of the urethane adhesive is 70 MPa to 400 MPa.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: September 20, 2022
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Kenji Yoshino, Yuji Minamibori, Katsumi Tanaka
  • Patent number: 11444350
    Abstract: A packaging material for a power storage device includes a base material layer as an outer layer, a heat fusible resin layer as an inner layer, and a metal foil layer arranged between both the layers. The base material layer and the metal foil layer are adhered via an outer adhesive layer. The outer adhesive layer is formed of a cured film of a two-part curing type urethane adhesive agent including a main agent containing a polyol and a multifunctional isocyanate mixture, wherein a content rate of the polyol is 50 mass % to 95 mass %. The multifunctional isocyanate mixture is composed of a mixture containing an aromatic multifunctional isocyanate and an aliphatic multifunctional isocyanate having an aromatic ring.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: September 13, 2022
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Wei He
  • Publication number: 20220059891
    Abstract: A packaging material for a battery includes a base material layer as an outer layer, a sealant layer as an inner layer, and a barrier layer provided between the base material layer and the sealant layer. The sealant layer is composed of a single layer or a multi-layer. The sealant layer includes a first sealant layer serving as an innermost layer made of a propylene-based resin containing an ethylene-propylene copolymer. In the ethylene-propylene copolymer, a ratio Mw/Mn of a weight average molecular weight Mw to a number average molecular weight Mn, measured by a gel permeation chromatography (GPC), is 1 to 7, a melt flow rate measured at 230° C. at a load of 2.16 kg based on JIS K7210 is 5 g/10 min to 30 g/10 min, and a melting point calculated by a differential scanning calorimetry analysis is 120° C. to 135° C.
    Type: Application
    Filed: August 19, 2021
    Publication date: February 24, 2022
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Yuji MINAMIBORI
  • Publication number: 20210376417
    Abstract: A laminated body includes a barrier layer made of metal, a base material layer made of a heat-resistant resin laminated on an outer side surface of the barrier layer, and a sealant layer made of a heat sealable resin laminated to an inner side surface of the barrier layer. The base material layer includes a polyester film layer as an outer layer and a polyamide film layer as an inner layer. The polyester film layer is 500 MPa to 600 MPa in a sum of breaking strength in an MD and breaking strength in a TD, 0.8 to 1.1 in a ratio of the breaking strength in the TD to the breaking strength in the MD, and 110% to 200% in breaking elongation in the MD and breaking elongation in the TD. The MD denotes a machine flow direction, and the TD denotes a direction perpendicular to the MD.
    Type: Application
    Filed: May 28, 2021
    Publication date: December 2, 2021
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Kenji YOSHINO
  • Publication number: 20210362473
    Abstract: Provided is a molding packaging material which is capable of ensuring good slipperiness to secure good formability when molding the molding packaging material and is less likely to cause white powder on a surface of the packaging material. The molding packaging material includes a substrate layer 2 as an outer layer, a heat fusible resin layer 3 as an inner layer, and a metal foil layer 4 arranged between the two layers. The heat fusible resin layer 3 is composed of a single layer or a multi-layer. The innermost layer of the heat fusible resin layer 3 is made of a resin composition containing a heat fusible resin, an anti-blocking agent, a slip agent, and a fluoropolymer-based lubricant.
    Type: Application
    Filed: August 17, 2018
    Publication date: November 25, 2021
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Kenji YOSHINO, Makoto KARATSU, Takashi NAGAOKA
  • Publication number: 20210214594
    Abstract: A packaging material for molding includes a heat resistant resin layer as an outer layer; a thermoplastic resin layer as an inner layer; a metal foil layer disposed between the heat resistant resin layer and the thermoplastic resin layer; a first adhesive layer disposed between the metal foil layer and the heat resistant resin layer; and a second adhesive layer disposed between the metal foil layer and the thermoplastic resin layer. The first adhesive layer is composed of a color adhesive agent composition containing a color pigment and an adhesive agent. The color adhesive agent composition contains a color pigment of 2 mass % or more and less than 5 mass % with respect to a solid component. The first adhesive layer is a coating of the color adhesive agent composition of 5 g/m2 to 10 g/m2. The first adhesive layer contains a color pigment of 0.25 g/m2 to 0.49 g/m2.
    Type: Application
    Filed: January 8, 2021
    Publication date: July 15, 2021
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Keitaro KAWAKITA, Yuji MINAMIBORI
  • Patent number: 11059281
    Abstract: A laminate material with a metal exposed portion is efficiently produced. A peeling step is performed in which a laser beam L is irradiated on a resin layer 17, 18 of a laminate raw material 10 in which a resin layer 17, 18 is laminated on at least one surface of a metal foil 11 to peel the resin layer 17, 18 and the metal foil 11 to thereby form a peeled portion 21, 22. Thereafter, the resin layers 17 and 18 corresponding to the peeled portions 21 and 22 are cut off to expose the metal foil 11.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: July 13, 2021
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Kensuke Nagata, Tsutomu Ganse
  • Publication number: 20210199384
    Abstract: Provided is a heat exchanger capable of being efficiently and easily produced. The present invention is directed to a heat exchanger having an outer packaging body 1 having an inlet 16, an outlet 16, a pair of opposing walls, and a corrugated inner fin 2 disposed between the pair of opposing walls and provided alternately and continuously with a concave portion 25 and a convex portion 26. The outer packaging body 1 is formed of an outer packaging laminate material L1 in which a resin heat-fusible layer 52 is provided on an inner surface side of a metal heat transfer layer 51. The inner fin 2 is formed of an inner core laminate material L2 in which a heat-fusible layer 62 is provided on both surface sides of a metal heat transfer layer 61.
    Type: Application
    Filed: December 24, 2020
    Publication date: July 1, 2021
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Koji MINAMITANI
  • Publication number: 20210194084
    Abstract: It is intended to improve formability of a battery packaging material. A sealant film 20 for a battery packaging material is a multi-layer material composed of a first non-stretched film layer 21 in which one surface thereof serves as a surface of the innermost layer of the battery packaging material 1, and one or more other non-stretched film layers 22 and 23 laminated on the other surface side of the first non-stretched film layer 21. The first non-stretched film layer 21 contains a random copolymer containing a monomer other than propylene and propylene as a copolymerization component, a homopolymer of propylene, a lubricant, and a content rate of the homopolymer to a total amount of the random copolymer and the homopolymer is 5 wt % to 30 wt %.
    Type: Application
    Filed: December 23, 2020
    Publication date: June 24, 2021
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventors: Daisuke NAKAJIMA, Takashi NAGAOKA
  • Publication number: 20210107248
    Abstract: There is provided a shaped container which is unlikely to cause coloring or flavoring even when a processed food product containing a large amount of oil or fat, such as curry or stew, is stored in the container over a long period. The shaped container is formed of a metal laminated packaging material 10 including a heat-fusible resin layer 10a of a homopolypropylene film, a barrier layer 10c of a metal foil, and a protective resin layer 10d of a synthetic resin film, which are laminated in this order. The heat-fusible resin layer 10a forms the inner surface of the shaped container.
    Type: Application
    Filed: October 8, 2020
    Publication date: April 15, 2021
    Applicant: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Yuki TANAKA
  • Patent number: 10957954
    Abstract: The electrochemical device 40 includes a device main body 60 and an armoring body 50 for accommodating the device main body 60. The armoring body 50 is constituted by a laminated armoring material in which a heat-resistant resin layer 2 is adhered to a first surface of a metal foil layer 4 and a thermal fusion resin layer 3 is adhered to a second surface of the metal foil layer 4, and metal exposed sections 54 and 56 in which the metal foil layer 4 is exposed is formed at least on the heat-resistant resin layer 2 side which is an outer side of the laminated armoring material 50.
    Type: Grant
    Filed: May 4, 2015
    Date of Patent: March 23, 2021
    Assignee: SHOWA DENKO PACKAGING CO., LTD.
    Inventor: Koji Minamitani