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Tubular Low Density Ethylene-Based Polymers with Improved Balance of Extractables and Melt Elasticity

  • US 20160304638A1
  • Filed: 11/20/2014
  • Published: 10/20/2016
  • Est. Priority Date: 12/19/2013
  • Status: Active Grant
First Claim
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1. An ethylene-based polymer comprising the following properties:

  • a) weight fraction (w) of molecular weight above 5*106 g/mol, w>

    A−

    B*I2, where A=0.4 wt %, and B is 0.02 wt %/(dg/min), and w<

    C−

    B*I2%, where C=0.9 wt %; and

    b) G′

    >

    D−

    E*log(I2), where D=162 Pa and E=52 Pa/log(dg/min).

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