Polypropylene resin composition

  • US 20020040105A1
  • Filed: 06/27/2001
  • Published: 04/04/2002
  • Est. Priority Date: 06/30/2000
  • Status: Active Grant
First Claim
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1. A polypropylene resin composition comprising:

  • 95 to 50% by weight of a propylene homopolymer (A) having an intrinsic viscosity [η

    ]A of not more than 1.3 dl/g; and

    5 to 50% by weight of a propylene-ethylene block copolymer (B) having a propylene homopolymer portion having an intrinsic viscosity [η

    ]BP of from 1.4 to 2.0 dl/g, and a propylene-ethylene random copolymer portion having an intrinsic viscosity [η

    ]BEP of from 4.0 to 15 dl/g, the polypropylene resin composition having a melt flow rate of from 5.0 to 150 g/10 min. and the sum of the (A) and (B) being 100% by weight.

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