BIODEGRADABLE MULTI-LAYER FILM

THE INVENTION RELATES TO A BIODEGRADABLE MULTI-LAYER FILM WHICH HAS A REGULATABLE BARRIER EFFECT AGAINST OXYGEN, NITROGEN, CARBON DIOXIDE AND STEAM AND IS USED IN THE FIELD OF PACKAGING, ESPECIALLY FOR FOOD, OR IN AGRICULTURE. THE INVENTION ALSO RELATES TO A METHOD FOR PRODUCING SAID FILM. THE INVEN...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: BERGER, WERNER, DE JONG, FRITS PIETER EDUARD ANTON
Format: Patent
Sprache:eng
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:THE INVENTION RELATES TO A BIODEGRADABLE MULTI-LAYER FILM WHICH HAS A REGULATABLE BARRIER EFFECT AGAINST OXYGEN, NITROGEN, CARBON DIOXIDE AND STEAM AND IS USED IN THE FIELD OF PACKAGING, ESPECIALLY FOR FOOD, OR IN AGRICULTURE. THE INVENTION ALSO RELATES TO A METHOD FOR PRODUCING SAID FILM. THE INVENTIVE MULTI-LAYER FILM CAN BE PRODUCED BY CO-EXTRUSION AND IS FORMED BY AT LEAST ONE STARCH BLEND LAYER CONSISTING OF A MODIFIED THERMOPLASTIC STARCH BLEND CONTAINING BETWEEN 1% AND 10% OF WATER, AND A POLYESTER LAYER CONSISTING OF A BIODEGRADABLE POLYESTER.