Polyethylene compositions having living hinge properties
Abstract:
A polyethylene composition suitable for use in a living hinge component, the composition comprising a first ethylene-based polymer component, wherein the first ethylene-based polymer component has a density of from 0.940 g/cc to less than 0.960 g/cc, a melt index, I2.16, of less than 0.5 g/10 min, and a weight average molecular weight, Mw,cc, as measured by gel permeation chromatography using conventional calibration, of greater than or equal to 200,000 g/mol, and a second ethylene-based polymer component, wherein the composition has an overall density of from 0.945 g/cc to 0.960 g/cc and an overall melt index, I2.16, of from 10 g/10 min to 70 g/10 min.
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