PACKAGE SHEET AND PACKAGE AND PACKAGING BAG IN WHICH THE SHEET IS USED

PROBLEM TO BE SOLVED: To provide a package sheet having improved durability and permeability, and package and packaging bag in which the sheet is used. SOLUTION: The package sheet is formed of an inner layer comprising thermally adhesive unwoven fabric or paper, an intermediate layer comprising an u...

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1. Verfasser: ASAKURA TAKAHIRO
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a package sheet having improved durability and permeability, and package and packaging bag in which the sheet is used. SOLUTION: The package sheet is formed of an inner layer comprising thermally adhesive unwoven fabric or paper, an intermediate layer comprising an unwoven fabric or paper, and an external layer comprising a knitted fabric laminated successively.