Polymeric film exhibiting improved anti-blocking...

A - Human Necessities – 61 – F

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A61F 13/15 (2006.01) A61F 13/56 (2006.01) C08J 7/04 (2006.01)

Patent

CA 2605463

A method of forming a film resistant to blocking including the steps of providing a polymeric film having a first and second surface, applying an anti- blocking agent in a fluid or molten state to at least the first surface of the polymeric film so as to form a treated film, gathering the treated film, and separating the gathered film so as to result in the detachment of at least some portion of the gathered film that was in contact with itself.

Cette invention concerne un procédé de fabrication d'un film anti-adhérence, comprenant les opérations suivantes: utilisation d'un film polymère présentant une première et une seconde surfaces; application d'un agent anti-adhérent à l'état fluide ou fondu sur au moins une première surface du film polymère pour obtenir un film traité; collecte du film traité et séparation de ce film de manière à détacher au moins une partie du film collecté en contact avec lui-même.

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