Thermoformable composite film and process to make
AssigneeTicona LLC
InventorsEkkehard Beer, Wilfried Hatke
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Abstract
The present invention relates to a thermoformable composite film, a process for producing a thermoformable composite film, the use of a solvent-free adhesive for applying a thermoplastic film to a film comprising cycloolefin copolymer in order to produce a thermoformable composite film, an extrusion coated film and a process for producing an extrusion coated film and use of the film as a packaging material.
Claims10
A thermoformable composite film comprising a three layer thermoformable composite film comprising two films wherein each film comprises a metallocane system catalyzed cycloolefin copolymer (“COC”) and one of said two films containing said COC is in direct contact with one side of a polyvinylchloride (“PVC”)-containing thermoplastic film via laminative and the other of said two films containing said COC is in direct contact with the other side of said PVC-containing thermoplastic film via laminative.
Dependencies are inferred from the claim text.