| 摘要 |
PROBLEM TO BE SOLVED: To provide novel ethylene-based polymer compositions and the like.SOLUTION: The invention provides a composition comprising a blend, which comprises a high-molecular weight ethylene-based polymer, and a low-molecular weight ethylene-based polymer, wherein: the high-molecular weight ethylene-based polymer has a density of ≤0.955 g/cm; the blend has a high load melt index (I) of ≥15 g/10 min; and the blend has a molecular weight distribution (M/M) of ≥15. The invention also provides a composition comprising a blend, which comprises the high-molecular weight ethylene-based polymer and low-molecular weight ethylene-based polymer, wherein: the-high molecular weight ethylene-based polymer component has a density of ≤0.945 g/cmand a melt index (I) of ≤0.1 g/10 min; and the blend has a high load melt index (I) of ≤15 g/10 min, a melt index (I) of ≤1 g/10 min, and a molecular weight distribution (M/M) of ≥15. |
