LAMINATION SHEET FOR LID BODY, LID BODY, FOOD PACKAGING CONTAINER, AND PACKAGED FOOD
To provide a lid body which is used in a food package container, includes a paper base material, and has excellent openability.SOLUTION: A lamination sheet 10 for a lid body according to an embodiment of the invention is used in a lid body of a food package container including a container body provi...
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Main Authors | , , , , |
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Format | Patent |
Language | English Japanese |
Published |
27.12.2023
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Subjects | |
Online Access | Get full text |
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Summary: | To provide a lid body which is used in a food package container, includes a paper base material, and has excellent openability.SOLUTION: A lamination sheet 10 for a lid body according to an embodiment of the invention is used in a lid body of a food package container including a container body provided with an opening, and the lid body which covers the opening. The lamination sheet 10 for the lid body includes a function layer 7 having water resistance, a paper base material 5, a support layer 3, and a heat seal layer 1 in a written order. A mass of the paper base material 5 is larger than masses of any other layers included in the lamination sheet 10 for the lid body. The heat seal layer has a thickness ranging from 1 μm to 5.5 μm. A hardness of the heat seal layer is 12.0 MPa or lower.SELECTED DRAWING: Figure 1
【課題】食品用包装容器に用いられ、紙基材を含み、開封性に優れた蓋体を提供する。【解決手段】本発明の実施形態に係る蓋体用積層シート10は、開口が設けられている容器本体と上記開口を覆う蓋体とを備える食品用包装容器の上記蓋体に用いられる蓋体用積層シートである。蓋体用積層シート10は、耐水性を有する機能層7と、紙基材5と、支持層3と、ヒートシール層1とをこの順序で含み、上記紙基材5の質量は、蓋体用積層シート10に含まれる他の何れの層の質量よりも大きく、上記ヒートシール層は、厚さが1μm以上5.5μm以下の範囲内にあり、上記ヒートシール層の硬さは12.0MPa以下である。【選択図】 図1 |
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Bibliography: | Application Number: JP20220096833 |