Patents Assigned to Yupo Corporation
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Publication number: 20240150075Abstract: 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: ApplicationFiled: March 9, 2022Publication date: May 9, 2024Applicant: YUPO CORPORATIONInventors: Takashi FUNATO, Yuta IWASAWA, Takuya IKARASHI
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Patent number: 11975511Abstract: 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: GrantFiled: September 26, 2019Date of Patent: May 7, 2024Assignee: YUPO CORPORATIONInventors: Shunsuke Honda, Takuya Ikarashi
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Publication number: 20230364893Abstract: 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: ApplicationFiled: November 17, 2021Publication date: November 16, 2023Applicant: YUPO CORPORATIONInventor: Hirokazu TAJIRI
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Patent number: 11701913Abstract: 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: GrantFiled: May 24, 2021Date of Patent: July 18, 2023Assignee: YUPO CORPORATIONInventors: Hirokazu Tajiri, Daisuke Kikuchi, Takahiro Zama
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Publication number: 20230158823Abstract: 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: ApplicationFiled: May 24, 2021Publication date: May 25, 2023Applicant: YUPO CORPORATIONInventors: Hirokazu TAJIRI, Daisuke KIKUCHI, Takahiro ZAMA
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Patent number: 11654708Abstract: 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: GrantFiled: March 23, 2021Date of Patent: May 23, 2023Assignee: YUPO CORPORATIONInventors: Nobuhiro Iwatani, Tatsuya Suzuki, Hideyuki Imai
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Publication number: 20230151250Abstract: 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: ApplicationFiled: March 17, 2021Publication date: May 18, 2023Applicant: YUPO CORPORATIONInventors: Ryota TOYAMA, Hiroshi KOIKE
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Publication number: 20230121482Abstract: 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: ApplicationFiled: March 25, 2021Publication date: April 20, 2023Applicant: YUPO CORPORATIONInventors: Masahiko UENO, Takuya IKARASHI
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Publication number: 20230118686Abstract: 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: ApplicationFiled: February 19, 2021Publication date: April 20, 2023Applicant: YUPO CORPORATIONInventor: Ryo SATO
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Publication number: 20230090231Abstract: 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: ApplicationFiled: February 15, 2021Publication date: March 23, 2023Applicants: ZEON CORPORATION, YUPO CORPORATIONInventors: Shunsuke NISHIMURA, Kosuke SAEKI, Tamio SHIKANO
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Publication number: 20230042121Abstract: 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: ApplicationFiled: January 20, 2021Publication date: February 9, 2023Applicant: YUPO CORPORATIONInventors: Manabu WATANABE, Kou NAKAMURA, Tsuyoshi DANNO
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Patent number: 11524489Abstract: 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: GrantFiled: October 31, 2017Date of Patent: December 13, 2022Assignee: YUPO CORPORATIONInventors: Yuichi Iwase, Takahiko Ueda
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Patent number: 11515810Abstract: 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: GrantFiled: January 31, 2018Date of Patent: November 29, 2022Assignee: YUPO CORPORATIONInventors: Hiroshi Koike, Yutaro Sugamata, Seiichiro Iida
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Publication number: 20220372338Abstract: 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: ApplicationFiled: September 25, 2020Publication date: November 24, 2022Applicant: YUPO CORPORATIONInventors: Takahiro ZAMA, Rika WATANABE
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Patent number: 11433333Abstract: 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: GrantFiled: March 27, 2019Date of Patent: September 6, 2022Assignee: YUPO CORPORATIONInventors: Yutaro Sugamata, Hiroshi Koike, Seiichiro Iida
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Publication number: 20220267564Abstract: 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: ApplicationFiled: July 29, 2020Publication date: August 25, 2022Applicant: YUPO CORPORATIONInventors: Ryota TOYAMA, Hiroshi KOIKE, Yutaro SUGAMATA
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Publication number: 20220213238Abstract: 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: ApplicationFiled: April 14, 2020Publication date: July 7, 2022Applicant: YUPO CORPORATIONInventors: Takanori OHTA, Tatsuya SUZUKI
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Patent number: 11346709Abstract: 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: GrantFiled: May 29, 2020Date of Patent: May 31, 2022Assignees: YAMAHA CORPORATION, YUPO CORPORATIONInventors: Tomoya Miyata, Kunio Hiyama, Seiichiro Iida, Hiroshi Koike, Hidekazu Kodama
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Publication number: 20220119682Abstract: 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: ApplicationFiled: January 10, 2020Publication date: April 21, 2022Applicant: YUPO CORPORATIONInventors: Yutaro SUGAMATA, Ryota TOYAMA
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Publication number: 20210394495Abstract: 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: ApplicationFiled: September 26, 2019Publication date: December 23, 2021Applicant: YUPO CORPORATIONInventors: Shunsuke HONDA, Takuya IKARASHI