Heterophasic propylene copolymer

Heterophasic propylene copolymer

  • CN 105,849,179 A
  • Filed: 12/18/2014
  • Published: 08/10/2016
  • Est. Priority Date: 12/20/2013
  • Status: Active Application
First Claim
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1. comprising the heterophasic propylene copolymers of matrix phase and dispersion phase, described matrix comprises acrylic polymers, described dispersion phase mutuallyComprise containing ethylene and at least one C3To C10The ethene-alpha-olefin elastomer of alpha-olefin,Wherein said acrylic polymers has at least 150 points measured under 230 DEG C and 2.16 kilograms according to ISO1133:

  • 2005The melt flow index (MFI) of gram/minute or at least 200 dg/min,Wherein said acrylic polymers has intrinsic viscosity IVPP, described ethene-alpha-olefin elastomer has intrinsic viscosity IVEPR,Wherein IVEPR/IVPPRatio be 3-7,Wherein said copolymer comprises the described ethene-alpha-olefin elastomer of 8-20 weight % or 20-30 weight %,The ethene-alpha-olefin elastomer of wherein said dispersion phase comprises the ethylene of 10-55 weight %.

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