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Pressure-sensitive adhesive composition and pressure-sensitive tape or sheet

  • US 6,630,536 B2
  • Filed: 08/28/2001
  • Issued: 10/07/2003
  • Est. Priority Date: 08/28/2000
  • Status: Active Grant
First Claim
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1. A pressure-sensitive adhesive composition comprising:

  • 100 parts by weight of a rubber component that is solid in an ordinary temperature;

    30 to 170 parts by weight of a rubber component that is liquid at 25°

    C.; and

    50 to 400 parts by weight of a tackifier,wherein the amount of the tackifier is 25 to 80 parts by weight based on 100 parts by weight of the total amount of the rubber components.

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