FILM FROM WHICH A PACKAGE, IN PARTICULAR FOR FOOD, OPTICAL GLASSES, INDIVIDUAL PARTS FOR BIOREACTORS, SOLAR PANELS OR SIMILAR CAN BE PRODUCED

In the case of a film (1) from which packaging (2) can be manufactured, in particular for foodstuffs (3), optical glasses (4), individual parts for bioreactors, solar panels or the like, medical devices, pharmaceutical products or the like, the film (1) consists of at least two polymer layers which...

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Bibliographische Detailangaben
Hauptverfasser: BETZ, Jürgen, BRASS, Peter, GRIMBACHER, Carolin
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:In the case of a film (1) from which packaging (2) can be manufactured, in particular for foodstuffs (3), optical glasses (4), individual parts for bioreactors, solar panels or the like, medical devices, pharmaceutical products or the like, the film (1) consists of at least two polymer layers which are joined together in a co-extension die (7) to form the film (1), the film (1) should already have a sterile or at least particle-free surface during the manufacturing process, which surface is reliably protected against contamination of all kinds during the transport and storage times of the film (1). This is achieved in that an additive (8) is present in one of the layers in a dosable amount and/or in that the material pairing between the first and second layers (51, 61) has a low adhesion force, and in that the first and second layers (51, 61) can be non-destructively detached from one another in a separating plane (15), in such a way that the film (1) can be divided into two film webs (11, 12).