Label film for a blow moulding method

Details Label film for a blow moulding method Label film for a blow moulding method

B - Operations, Transporting

32

B

B32B 27/32 (2006.01) C08K 5/00 (2006.01) C08L 23/00 (2006.01)

Patent

CA 2601989

The invention relates to a biaxial oriented film with a microporous layer, comprising a propylene polymer and at least one ~-nucleating agent the microporosity of which is generated by conversion of ~-crystalline polypropylene on drawing the film and the use thereof for the labelling of containers in blow moulding. The Gurley value for the film is 10,000 to 300,000 Gurley.

L'invention concerne un film à orientation biaxiale doté d'une couche microporeuse qui contient un polymère de propylène et au moins un agent de ß-nucéation et dont la microporosité est réalisée par transformation du polypropylène ß-cristallin lors de l'étirage du film. L'invention concerne enfin l'utilisation pour l'étiquetage de contenants dans le cas de moules de soufflage. La valeur Gurley des films s'élève à une valeur comprise entre 10.000 et 300.000 Gurley.

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