| 摘要 |
<p>High-density polyethylene and ethylene/ alpha -olefin copolymer compositions comprising: (A) from 60 to 90 % by weight of at least one copolymer of ethylene and of alpha -olefins containing from 3 to 12 carbon atoms, with a density of between 0.905 and 0.925 g/cm<3> and with a melt index of between 0.5 and 2.5 dg/min, and (B) from 10 to 40 % by weight of at least one ethylene polymer with a density of between 0.95 and 0.97 g/cm<3> and a melt index of between 0.05 and 1 dg/min. Application to the manufacture of films with a thickness of between and 200 microns.</p> |
