Patent ID: 11858191
Assignee: KUHNE ANLAGENBAU GMBH
Field: Surface technology, coating (Chemistry)
Classification: CPC B | IPC B

Claim 9:
10. The composite film according to claim 7, wherein
the thermoplastic resin of the first layer has a melting temperature of more than 170° C.; and/or
the thermoplastic resin of the third layer is a polyolefin having a sealing temperature lower than the sealing temperature of the thermoplastic resin of the first layer; and/or
the thermoplastic resin of the third layer is a polyolefin having a melting temperature of less than 120° C.; and/or
the thermoplastic resin of the second layer has an oxygen permeability of less than 100 cm3/m2·d·bar or the thermoplastic resins of the plurality of second layers each or in total have an oxygen permeability of less than 100 cm3/m2·d·bar; and/or
the second layer has an oxygen permeability of less than 100 cm3/m2·d·bar or the plurality of second layers each or in total have an oxygen permeability of less than 100 cm3/m2·d·bar.