POLYETHYLENE COMPOSITION

摘要

A polyethylene composition having a good balance of strength, flexibility and processability is disclosed, comprising (a) 40-55 wt% of a copolymer fraction (A) comprising ethylene and a C4-C10 alpha-olefin, and having an MI2 of from greater than 300 to 800 g/10min or a Mw of 15 to 35 kDa; and (b) 45-60 wt% of a copolymer fraction (B) comprising ethylene and a C4-C10 alpha-olefin, wherein the composition has an unpigmented density of 940 to 956 kg/m3 and an MI5 of 0.1 to 1 g/10 min.