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公开(公告)号：US11208245B2
公开(公告)日：2021-12-28
申请号：US16423948
申请日：2019-05-28
Applicant: TOPPAN PRINTING CO., LTD.
Inventor： Shigeki Kudo , Nobuhiko Imai , Minoru Kawasaki , Osamu Takemoto
Abstract: A packaging is provided including: a base layer including at least one layer of a biaxially oriented resin film; and a sealant layer including at least a first thermoplastic resin layer and a second thermoplastic resin layer, in which the base layer, the first thermoplastic resin laser, and the second thermoplastic resin layer are laminated in this order, a density of a first resin forming the first thermoplastic resin layer is higher than a density of a second resin forming the second thermoplastic resin layer, the density of the first resin is 0.90 g/cm3 or higher, the density of the second resin is 0.92 g/cm3 or lower, and the second thermoplastic resin layer contains 200 to 2000 ppm of a lubricant including at least one of a fatly acid amide lubricant and a fatty acid ester lubricant.
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公开(公告)号：US20190283946A1
公开(公告)日：2019-09-19
申请号：US16423948
申请日：2019-05-28
Applicant: TOPPAN PRINTING CO., LTD.
Inventor： Shigeki KUDO , Nobuhiko Imai , Minoru Kawasaki , Osamu Takemoto
Abstract: A packaging is provided including: a base layer including at least one layer of a biaxially oriented resin film; and a sealant layer including at least a first thermoplastic resin layer and a second thermoplastic resin layer, in which the base layer, the first thermoplastic resin laser, and the second thermoplastic resin layer are laminated in this order, a density of a first resin forming the first thermoplastic resin layer is higher than a density of a second resin forming the second thermoplastic resin layer, the density of the first resin is 0.90 g/cm3 or higher, the density of the second resin is 0.92 g/cm3 or lower, and the second thermoplastic resin layer contains 200 to 2000 ppm of a lubricant including at least one of a fatly acid amide lubricant and a fatty acid ester lubricant.
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