B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/08 (2006.01)
Patent
CA 2688092
Multilayer "barrier" films which have excellent Water Vapor Transmission Rate (WVTR) performance are prepared using a core layer which comprises a blend of two different high density polyethylenes (HDPEs) and an organic nucleating agent; a first skin layer which comprises a non-nucleated, ethylene/alpha olefin copolymer having a density of from 0.950 to 0.955 g/cc and a second skin layer. The films are suitable for the preparation of packages for dry foods such as crackers and breakfast cereals.
Aubee Norman Dorien Joseph
Wang Xiaochuan
Chisholm P. Scott
Nova Chemicals Corporation
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