Patent ID: 8673437
Filing Date: 2014-03-18
Classification: C08J,C08L

Abstract:
1. A blown film having: (i) a thickness in the range from 8 to 200 μm; (ii) a dart drop impact of more than 400 g wherein the blown film comprises a polyethylene composition, wherein the polyethylene composition has: (i) a multimodal molar mass distribution; iii) a density between 0.940 and 0.948 g/cm (iii) an MFR wherein the said polyethylene composition comprises: (A) 45 to 55% by weight, based on the total weight of the polyethylene composition, of a first ethylene polymer fraction comprising an ethylene homopolymer A having a first molecular weight; (B) 30 to 40% by weight, based on the total weight of the polyethylene composition, of a second ethylene polymer fraction comprising: (C) 15 to 25% by weight, based on the total weight of the polyethylene composition, of a third ethylene polymer fraction comprising: wherein the polyethylene composition has a viscosity number VN