<p>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.</p>
申请公布号
WO2011069239(A1)
申请公布日期
2011.06.16
申请号
WO2010CA01861
申请日期
2010.11.24
申请人
NOVA CHEMICALS (INTERNATIONAL) S.A.;AUBEE, NORMAN DORIEN JOSEPH;WANG, XIAOCHUAN