Articles made from polypropylene-high 'alpha' olefin copolymers

Articles made from polypropylene-high 'alpha' olefin copolymers

  • CN 1,204,186 C
  • Filed: 05/24/1995
  • Issued: 06/01/2005
  • Est. Priority Date: 05/24/1994
  • Status: Active Grant
First Claim
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1. the goods formed of the isotactic copolymer of a propylene and at least a alpha-olefin, described alpha-olefin contains 5 or 5 above carbon atoms,Wherein said goods are one of film, moulded parts, fiber, fabric, flexible pipe or sheet material, and these goods use the catalyst system preparation that comprises that silicon dichloride abutment two (replacing 2-methyl indenyl) closes zirconium or derivatives thereof, methylaluminoxane and inorganic carrier;

  • The content range of described alpha-olefin in this multipolymer counted 0.2-6% (mole) based on monomer integral molar quantity in this multipolymer, the Mw/Mn of this multipolymer≤

    5, and the fusing point peak value scope of this multipolymer is 100 to 145 ℃


    Wherein the Rma of the goods of being made by this multipolymer is at least 1.1, wherein

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