Patents Assigned to Yupo Corporation
  • Publication number: 20240150075
    Abstract: Provided is a labeled container that is easily peeled off when being scrapped, while having sufficient adhesion. The labeled container comprises a label having a heat sealing layer, and a resin container to which the label is attached through the heat sealing layer. A part of the label is embedded in the resin container, and a notch portion is provided around the label on the surface of the resin container. The notch portion has a depth (d) of 40 ?m or more. The notch portion has a width (L) of 300 ?m or more. One selected from the resin container and the heat sealing layer on the attached surfaces contains a polyolefin resin as a main component, and the other contains a polyester resin as a main component.
    Type: Application
    Filed: March 9, 2022
    Publication date: May 9, 2024
    Applicant: YUPO CORPORATION
    Inventors: Takashi FUNATO, Yuta IWASAWA, Takuya IKARASHI
  • Patent number: 11975511
    Abstract: A decrease in the adhesiveness of an in-mold label can be suppressed even when a silicone transferred from the protective layer side to the heat-sealable resin layer side. An in-mold label includes a substrate layer, a printed layer provided on one surface of the substrate layer, and a heat-sealable resin layer provided on the other surface of the substrate layer, a protective layer containing a silicone is provided on an outermost surface on one surface side of the substrate layer on which the printed layer is provided, and an adhesive strength decrease-inhibiting layer containing a (meth)acrylic acid based copolymer having a polar group is provided on an outermost surface on the other surface side of the substrate layer on which the heat-sealable resin layer is provided.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: May 7, 2024
    Assignee: YUPO CORPORATION
    Inventors: Shunsuke Honda, Takuya Ikarashi
  • Publication number: 20230364893
    Abstract: There is provided a laminate having excellent resistance to print removal and excellent abrasion resistance required in BS5609:1986 and also providing the excellent ink dryness. The laminate includes a substrate layer (A) and a formed resin layer (B) including a first porous sub-layer (B1) and a second porous sub-layer (B2). The substrate layer (A), the second porous sub-layer (B2), and the first porous sub-layer (B1) are laminated in this order. The first porous sub-layer (B1) contains a propylene-based polymer (d1), an ethylene-based polymer (PE resin) or acrylonitrile-butadiene-styrene copolymer (ABS resin), and a filler (e1). The second porous sub-layer (B2) contains a propylene-based polymer (d2) and a filler (e2), and is free of a PE resin and an ABS resin. The content of the filler (e1) or (e2) in each porous sub-layer is 50 to 75 mass%.
    Type: Application
    Filed: November 17, 2021
    Publication date: November 16, 2023
    Applicant: YUPO CORPORATION
    Inventor: Hirokazu TAJIRI
  • Patent number: 11701913
    Abstract: Provided is a laminate having a porous layer that can ensure the drying property of a printing ink and can also be produced with less gum residue generated. A laminate comprising a substrate layer (A) and a porous layer (B), wherein the porous layer (B) comprises a thermoplastic resin and a filler, the filler comprises a filler having a hydrophobized surface, as a part thereof, and the porous layer (B) has a liquid-absorptive capacity of 10 to 40 cc/m2 as measured in accordance with JIS P 8140:1998 with a 70 mass % ethanol aqueous solution.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: July 18, 2023
    Assignee: YUPO CORPORATION
    Inventors: Hirokazu Tajiri, Daisuke Kikuchi, Takahiro Zama
  • Publication number: 20230158823
    Abstract: Provided is a laminate having a porous layer that can ensure the drying property of a printing ink and can also be produced with less gum residue generated. A laminate comprising a substrate layer (A) and a porous layer (B), wherein the porous layer (B) comprises a thermoplastic resin and a filler, the filler comprises a filler having a hydrophobized surface, as a part thereof, and the porous layer (B) has a liquid-absorptive capacity of 10 to 40 cc/m2 as measured in accordance with JIS P 8140:1998 with a 70 mass % ethanol aqueous solution.
    Type: Application
    Filed: May 24, 2021
    Publication date: May 25, 2023
    Applicant: YUPO CORPORATION
    Inventors: Hirokazu TAJIRI, Daisuke KIKUCHI, Takahiro ZAMA
  • Patent number: 11654708
    Abstract: A printing paper having a base layer, an intermediate layer, and a surface layer, the intermediate layer being arranged adjacent to the base layer and on the base layer, and the surface layer being arranged adjacent to the intermediate layer and on the intermediate layer, the base layer, the intermediate layer, and the surface layer each being a thermoplastic resin film having pores, an average pore size of the surface layer being from 0.2 to 5 ?m, an average pore size of the intermediate layer being from 5 to 70 ?m and being greater than the average pore size of the surface layer, and an average pore size of the base layer being from 70 to 200 ?m and being greater than the average pore size of the intermediate layer.
    Type: Grant
    Filed: March 23, 2021
    Date of Patent: May 23, 2023
    Assignee: YUPO CORPORATION
    Inventors: Nobuhiro Iwatani, Tatsuya Suzuki, Hideyuki Imai
  • Publication number: 20230151250
    Abstract: The present invention relates to an adhesive sheet laminate which comprises a substrate layer composed of a thermoplastic resin composition (A) containing a polypropylene-based resin as a main component, an adhesive layer composed of a thermoplastic resin composition (B) containing a specific thermoplastic resin (b) as a main component and having a melt flow rate of 0.1 to 30 g/10 min, and a release layer composed of a thermoplastic resin composition (C) containing a specific thermoplastic resin (c) as a main component and having a melt flow rate of 0.1 to 30 g/10 min, and which has a tensile elastic modulus of 2000 MPa or more.
    Type: Application
    Filed: March 17, 2021
    Publication date: May 18, 2023
    Applicant: YUPO CORPORATION
    Inventors: Ryota TOYAMA, Hiroshi KOIKE
  • Publication number: 20230121482
    Abstract: A heat-sensitive label that can achieve both sufficient adhesive strength and high recyclability is provided. A heat-sensitive label comprising a substrate layer and a heat sealing layer (A) on the substrate layer, wherein the heat sealing layer (A) comprises a heat sealing resin and a carboxylic anhydride-modified polyolefin resin (h); and a product MCh of an acid value M (mgKOH/g) of the carboxylic anhydride-modified polyolefin resin (h) and a content Ch (% by mass) of the carboxylic anhydride-modified polyolefin resin (h) in the heat sealing layer (A) is 1.5 to 6.0.
    Type: Application
    Filed: March 25, 2021
    Publication date: April 20, 2023
    Applicant: YUPO CORPORATION
    Inventors: Masahiko UENO, Takuya IKARASHI
  • Publication number: 20230118686
    Abstract: The present invention relates to an aqueous flame-retardant coating composition comprising an inorganic phosphate, inorganic particles, an aqueous binder resin soluble or dispersible in water, and water, wherein the content of the aqueous binder resin is from 3 to 60 parts by mass based on 100 parts by mass of the total of the inorganic phosphate and the inorganic particles.
    Type: Application
    Filed: February 19, 2021
    Publication date: April 20, 2023
    Applicant: YUPO CORPORATION
    Inventor: Ryo SATO
  • Publication number: 20230090231
    Abstract: The present disclosure is directed to providing a self-adhesive foamed laminate sheet which is excellent in air escapability even after exposure to heat and pressure. The self-adhesive foamed laminate sheet of the present disclosure includes a synthetic paper substrate and a self-adhesive foamed sheet. The self-adhesive foamed sheet is formed from a composition for a self-adhesive foamed sheet including a polymer, a crosslinking agent, and a wax agent.
    Type: Application
    Filed: February 15, 2021
    Publication date: March 23, 2023
    Applicants: ZEON CORPORATION, YUPO CORPORATION
    Inventors: Shunsuke NISHIMURA, Kosuke SAEKI, Tamio SHIKANO
  • Publication number: 20230042121
    Abstract: A method for producing a formed product using a resin composition including a plurality of raw materials, in which the content of raw materials in the resin composition is measured in real time, the method comprising the steps of: supplying each of the plurality of raw materials to an extruder; melt-kneading the plurality of raw materials in the extruder to prepare a resin composition; and irradiating the prepared resin composition with radiation and calculating the content of the raw material in the resin composition based on the results of detection of the radiation transmitted through the resin composition.
    Type: Application
    Filed: January 20, 2021
    Publication date: February 9, 2023
    Applicant: YUPO CORPORATION
    Inventors: Manabu WATANABE, Kou NAKAMURA, Tsuyoshi DANNO
  • Patent number: 11524489
    Abstract: A film that is excellent in easy cuttability and linear cuttability and suppressed in breakability in processing, and a roll and a pressure-sensitive adhesive tape that includes the film. The film has the tensile strength in one direction is 1.1 to 2.5 kN/m and the tensile strength in a direction orthogonal to the one direction is 3.0 to 10 kN/m, or the tensile strain at tensile strength in one direction is 50 to 150% and the tensile strain at tensile strength in a direction orthogonal to the one direction is 8 to 20%.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: December 13, 2022
    Assignee: YUPO CORPORATION
    Inventors: Yuichi Iwase, Takahiko Ueda
  • Patent number: 11515810
    Abstract: Provided is an energy conversion film excellent in charge retention performance and suppressed in deterioration of piezoelectricity even if it is exposed to a high temperature environment and an energy conversion element and the like using the film. An energy conversion element comprising: an energy conversion film at least comprises a charged resin film consisting of a resin film at least containing a thermoplastic resin and a metal soap; and an electrode provided on at least one of the two surfaces of the energy conversion film.
    Type: Grant
    Filed: January 31, 2018
    Date of Patent: November 29, 2022
    Assignee: YUPO CORPORATION
    Inventors: Hiroshi Koike, Yutaro Sugamata, Seiichiro Iida
  • Publication number: 20220372338
    Abstract: Provided is a laminate and a hot melt-type adhesive label that suppress curling due to swelling while having a pulp-paper feel. The laminate includes a porous substrate layer and an adhesive resin receiving layer on one side of the porous substrate layer, and the adhesive resin receiving layer contains an amorphous resin.
    Type: Application
    Filed: September 25, 2020
    Publication date: November 24, 2022
    Applicant: YUPO CORPORATION
    Inventors: Takahiro ZAMA, Rika WATANABE
  • Patent number: 11433333
    Abstract: The electret-treated sheet includes: a core layer (A) which is a porous film containing at least a thermoplastic resin; a surface layer (X) disposed on one side of the core layer (A); and a back surface layer (Y) disposed on the other side of the core layer (A), the surface layer (X) and the back surface layer (Y) each having a charged outermost surface, wherein the electret-treated sheet has a water vapor permeability coefficient of 0.1 to 2.5 g·mm/m2·24 hr; the core layer (A) has a pore aspect ratio of 5 to 50 and an average pore height of 2.5 to 15 ?m; the surface layer (X) and the back surface layer (Y) each have a thickness of 5 to 200 ?m; and the surface layer (X) includes a heat seal layer (B) including the outermost surface, wherein the heat seal layer (B) has a melting point of 50 to 140° C.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: September 6, 2022
    Assignee: YUPO CORPORATION
    Inventors: Yutaro Sugamata, Hiroshi Koike, Seiichiro Iida
  • Publication number: 20220267564
    Abstract: To suppress a decrease over time in the adhesion of ink to a thermoplastic resin film, provided is a thermoplastic resin film containing an inorganic filler, wherein at least one surface of the thermoplastic resin film satisfies the following formula (1) and formula (2): 0.8?S1/S0?1.0??(1) 3.0?S0??(2) wherein S0 represents an oxygen atom concentration (atm %) before a washing treatment (A) is carried out, S1 represents the oxygen atom concentration (atm %) after the washing treatment (A) is carried out, the oxygen atom concentration is a ratio of the number of oxygen atoms to a sum of the number of oxygen atoms and the number of carbon atoms measured by XPS (X-ray photoelectron spectroscopy) (number of oxygen atoms/(number of oxygen atoms+number of carbon atoms)), and the washing treatment (A) is a washing treatment carried out using distilled water.
    Type: Application
    Filed: July 29, 2020
    Publication date: August 25, 2022
    Applicant: YUPO CORPORATION
    Inventors: Ryota TOYAMA, Hiroshi KOIKE, Yutaro SUGAMATA
  • Publication number: 20220213238
    Abstract: Provided is a resin composition having excellent heat resistance and flame retardance doubled as superior formability. The present invention provides a resin composition comprising: a propylene-based resin and/or an ethylene-based resin; a NOR-type HALS compound represented by formula (1) or formula (2); and a phosphorus compound having a flash point of 360° C. or higher, wherein R is a group represented by formula (2-1).
    Type: Application
    Filed: April 14, 2020
    Publication date: July 7, 2022
    Applicant: YUPO CORPORATION
    Inventors: Takanori OHTA, Tatsuya SUZUKI
  • Patent number: 11346709
    Abstract: A sensor unit capable of protecting a piezoelectric element and detecting vibration and sound is provided. The sensor unit comprises a sheet-like piezoelectric element having a porous layer, and a sound propagation sheet covering at least one face of the piezoelectric element and permitting transmission of sound from a first face toward a second face of the sound propagation sheet. A difference in acoustic pressure level between the sound incident on the sound propagation sheet and the transmitted sound is preferably no greater than 10 dB. A surface density of the sound propagation sheet is preferably from 0.03 g/m2 to 100 g/m2. The sound propagation sheet is preferably flexible and preferably has voids. The sensor unit preferably further comprises a sound insulation sheet covering another face of the piezoelectric element and substantially preventing transmission of sound from a second face toward a first face of the sound insulation sheet.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: May 31, 2022
    Assignees: YAMAHA CORPORATION, YUPO CORPORATION
    Inventors: Tomoya Miyata, Kunio Hiyama, Seiichiro Iida, Hiroshi Koike, Hidekazu Kodama
  • Publication number: 20220119682
    Abstract: A recording paper includes: a laminated resin film including a substrate composed of a thermoplastic resin film and an underlayer disposed on at least one side of the substrate and composed of a thermoplastic resin composition; and a resin coating disposed facing the underlayer of the laminated resin film, wherein the underlayer has an indentation modulus of 50 to 1200 MPa, the resin coating contains a resin that is a reaction product of a cationic water-soluble polymer and a silane coupling agent, a content of a silane coupling agent component is 15 to 60 parts by mass with respect to 100 parts by mass of the cationic water-soluble polymer component in the resin coating, the resin coating is free from thermoplastic resin particles, and a content of an inorganic filler is 9 parts by mass or less with respect to 100 parts by mass of the cationic water-soluble polymer component in the resin coating.
    Type: Application
    Filed: January 10, 2020
    Publication date: April 21, 2022
    Applicant: YUPO CORPORATION
    Inventors: Yutaro SUGAMATA, Ryota TOYAMA
  • Publication number: 20210394495
    Abstract: A decrease in the adhesiveness of an in-mold label can be suppressed even when a silicone transferred from the protective layer side to the heat-sealable resin layer side. An in-mold label includes a substrate layer, a printed layer provided on one surface of the substrate layer, and a heat-sealable resin layer provided on the other surface of the substrate layer, a protective layer containing a silicone is provided on an outermost surface on one surface side of the substrate layer on which the printed layer is provided, and an adhesive strength decrease-inhibiting layer containing a (meth)acrylic acid based copolymer having a polar group is provided on an outermost surface on the other surface side of the substrate layer on which the heat-sealable resin layer is provided.
    Type: Application
    Filed: September 26, 2019
    Publication date: December 23, 2021
    Applicant: YUPO CORPORATION
    Inventors: Shunsuke HONDA, Takuya IKARASHI