Novel three bimodal polyethylene for blow molding

Novel three bimodal polyethylene for blow molding

  • CN 103,209,817 B
  • Filed: 11/21/2011
  • Issued: 10/09/2018
  • Est. Priority Date: 11/22/2010
  • Status: Active Grant
First Claim
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1. a kind of case of blow molding is prepared certainly or comprising three bimodal polyethylenes, the density of three bimodal polyethylene is0.950-0.958g/cm3, it is generated by Ziegler catalyst by polymerizeing, wherein the volume of the case is 90-150L, systemIt is one of following range for oneself or comprising melt index (MI) HLMI:

  • 2≤

    HLMI <

    3 or 6 HLMI≤

    7 <

    , and HLCBI values are 9.5-14.5 three bimodal polyethylene, whereinHLCBI is calculated according to the following equation:

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