B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/08 (2006.01) B29C 47/06 (2006.01) B29D 7/01 (2006.01) B32B 27/32 (2006.01) B65D 30/08 (2006.01) B65D 65/40 (2006.01)
Patent
CA 2253218
A coextruded blown film (2) made from at least one layer of a metallocene linear low density polypropylene and at least one layer of an impact grade polypropylene and packaging devices made from coextruded blown film.
L'invention a pour objet un film (2) obtenu par coextrusion-soufflage. Ce film est réalisé à partir d'au moins une couche d'un polypropylène basse densité linéaire d'alliage organométallique et d'au moins une couche d'un polypropylène de type résistant aux chocs. L'invention a aussi pour objet des dispositifs d'emballage réalisés à partir d'un film obtenu par coextrusion-soufflage.
Heikkila William E.
Moffat & Co.
Union Camp Corporation
LandOfFree
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