Patent ID: 6368721
Filing Date: 2002-04-09
Classification: B32B,Y10T

Abstract:
A laminated film comprising at least an aluminum layer (A) and, superimposed on one side thereof by extrusion lamination, a linear low-density polyethylene layer (B), said linear low-density polyethylene layer (B) prepared with the use of metallocene olefin polymerization catalyst and having (i) a density (d), measured in accordance with ASTM D 1505, of 0.895 to 0.930 g/cm3 and (ii) a melt flow rate (MFR), measured at 190Â° C. under a load of 2.16 kg in accordance with ASTM D 1238, of 0.1 to 100 g/ 10 min,wherein the linear low-density polyethylene layer (B) at its surface exhibits an oxygen concentration of linear low-density polyethylene ranging from 1.0 to 1.4 atomic %.