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PRESSURE-SENSITIVE ADHESIVE TAPE

  • US 20120070658A1
  • Filed: 09/14/2011
  • Published: 03/22/2012
  • Est. Priority Date: 09/16/2010
  • Status: Abandoned Application
First Claim
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1. A pressure-sensitive adhesive tape, comprising:

  • a heat-resistant layer;

    a base layer; and

    a pressure-sensitive adhesive layer in this order, wherein;

    the pressure-sensitive adhesive tape has an elastic modulus, i.e., Young'"'"'s modulus at 25°

    C. of 150 MPa or less; and

    the heat-resistant layer contains a polypropylene-based resin polymerized by using a metallocene catalyst, the polypropylene-based resin having a melting point of 110°

    C. to 200°

    C. and a molecular weight distribution “

    Mw/Mn”

    of 3 or less.

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