B - Operations – Transporting – 29 – D
Patent
B - Operations, Transporting
29
D
B29D 7/01 (2006.01) B29C 55/02 (2006.01) B32B 27/08 (2006.01) B32B 27/32 (2006.01) B32B 33/00 (2006.01) C08J 7/04 (2006.01) C08L 23/12 (2006.01) C08L 51/06 (2006.01)
Patent
CA 2125884
2125884 9312924 PCTABS00024 A film combination comprising a) an oriented polymeric substrate which either i) comprises an intimate blend of polypropylene with maleic acid anhydride modified polypropylen or ii) is otherwise susceptible of transmitting oxygen and water vapor and has a primer coating on at least one surface; b) a layer of cross-linked polyvinyl alcohol on i) the intimate blend or ii) the primer coating; c) a layer of a polymer comprising vinyl alcohol residues which may be as defined in b) or an intimate blend of a homo- or copolymer of vinyl alcohol, with an ethylene acrylic acid copolymer; and, optionally d) a layer as defined in a)i).
Knoerzer Anthony Robert
Reid Leland Wallace
Gowling Lafleur Henderson Llp
Mobil Oil Corporation
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