B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/134, 190/43,
B32B 27/10 (2006.01) B32B 27/16 (2006.01) B32B 27/32 (2006.01) B65D 5/40 (2006.01)
Patent
CA 2031294
A heat-sealable paperboard laminate for liquid packaging which does not transmit nor absorb oxygen or flavor ant odor ingredients comprises paperboard sandwiched between two layers of heat-sealable low density polyethylene polymer (LDPE) and including a three-component product- contact barrier layer coextruded onto the inner layer of LDPE. The barrier layer comprises ethylene vinyl alcohol copolymer (EVOH)/a tie layer (Plexar 177 or 175)/ low density polyethylene polymer (LDPE).
Gowling Lafleur Henderson Llp
Meadwestvaco Corporation
LandOfFree
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