TRANSPARENT BARRIER LAMINATED FILM HAVING SELF-HEAT SEALABILITY

PROBLEM TO BE SOLVED: To provide a transparent barrier laminated film having self-heat sealability and excellent barrier properties. SOLUTION: A transparent polypropylene resin film is used as a base material (C) and a coating layer (A) mainly comprising a polypropylene type copolymer is provided on...

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Bibliographische Detailangaben
1. Verfasser:	NISHIMURA KYO
Format:	Patent
Sprache:	eng
Schlagworte:	LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PERFORMING OPERATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a transparent barrier laminated film having self-heat sealability and excellent barrier properties. SOLUTION: A transparent polypropylene resin film is used as a base material (C) and a coating layer (A) mainly comprising a polypropylene type copolymer is provided on one surface of the base material (C) and at least one barrier layer mainly comprising a vinyl alcohol copolymer containing vinyl alcohol as a main monomer component is further provided on the outer surface of the coating layer (A) and a coating layer (B) mainly comprising a polypropylene type copolymer is provided on the other surface of the base material (C) to constitute a transparent barrier laminated film having self-heat sealability.