B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 37/28 (2006.01) B29C 47/00 (2006.01) B29D 7/01 (2006.01) B29C 55/00 (2006.01)
Patent
CA 2318063
Bi- or multilayer polymeric films comprising portions of controlled shape wherein at least two adjacent layers are unsealed, said portions being visually distinct from the background constituted by other portions of the film, where preferably all the layers are sealed to each other and process for preparing the same.
L'invention se rapporte à des films polymères bi- ou multicouche comportant des parties ayant une forme régulée dans lesquelles au moins deux couches adjacentes ne sont pas scellées, lesdites parties étant visuellement distinctes du fond constitué par les autres parties du film où toutes les couches sont, de préférence, scellées les unes aux autres. L'invention se rapporte également au procédé de fabrication de tels films polymères.
Mccarthy Tetrault Llp
Moplefan (u.k.) Limited
LandOfFree
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