B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
18/783
B29C 47/06 (2006.01) B32B 27/08 (2006.01) C08F 110/02 (2006.01) C08F 114/08 (2006.01) C08F 210/06 (2006.01)
Patent
CA 2004705
A multi-layer heat sealable structure comprising a substrate including an opaque polyolefin film. A second layer is extruded an at least one surface of the substrate. The second layer includes a heat sealable homopolymer, copolymer, terpolymer or blend thereof. A primer coating is disposed on at least one surface of the second layer. A heat sealable layer is disposed on the primer coating. The heat sealable layer includes a vinylidene chloride copolymer containing at least 50% by weight of vinylidene chloride. A method for producing the present multi-layer heat sealable structure is also disclosed.
Cyr Patricia A.
Liu Leland Li-Jen
Gowling Lafleur Henderson Llp
Mobil Oil Corporation
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