MULTILAYER BODY

The present invention provides a laminate 10 for forming a packaging bag including a substrate layer 1 containing a crystalline polyester film, an adhesive layer 2, and a sealant layer 3 containing the polyester film arranged in this order. The sealant layer 3 has a ratio of a fracture elongation th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KADOYA Haruna, KUDO Shigeki
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING HANDLING THIN OR FILAMENTARY MATERIAL LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS STORING TRANSPORTING
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Beschreibung
Zusammenfassung:	The present invention provides a laminate 10 for forming a packaging bag including a substrate layer 1 containing a crystalline polyester film, an adhesive layer 2, and a sealant layer 3 containing the polyester film arranged in this order. The sealant layer 3 has a ratio of a fracture elongation thereof to a thickness thereof which is 13%/um or less. The fracture elongation is a fracture elongation of the sealant layer 3 as measured in a unit of 15mm width thereof in an MD direction.