Copolymers of ethylene and at least one other 1-olefin, and process for their preparation

Copolymers of ethylene and at least one other 1-olefin, and process for their preparation

  • CN 101,379,101 A
  • Filed: 01/24/2007
  • Published: 03/04/2009
  • Est. Priority Date: 01/31/2006
  • Status: Active Application
First Claim
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1. the multipolymer of ethene and at least a other 1-alkene, its density is 0.940-0.955g/cm 3, be higher than 0.5 end group based on 1000 carbon atom vinyl ends content, at-30 ℃

  • of tensile yield strength a that measure according to DIN EN ISO 8256 (1997)/1A TnMore than or equal to 145kJ/m 2And the comonomer side chain content C of per 1000 carbon atoms xBe higher than the value that limits by equation I;

    C x

    128.7-134.62·

    d′



    (I) Wherein d '"'"' is with g/cm 3The density d of this multipolymer of expression.

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