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Adhesive compositions

  • US 4,393,080 A
  • Filed: 12/24/1981
  • Issued: 07/12/1983
  • Est. Priority Date: 12/24/1981
  • Status: Expired due to Term
First Claim
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1. An adhesive composition suitable for medical purposes comprising a substantially homogeneous mixture on a percent weight basis of from about 30% to about 70% of a pressure sensitive viscous adhesive material and an optional thermoplastic elastomer said pressure sensitive adhesive material selected from the group consisting of natural rubber, silicone rubber, acrylonitrile rubber, polyurethane rubber, and polyisobutylenes and said optional thermoplastic elastomer selected from the group consisting of medium molecular weight polyisobutylene, butyl rubber, and styrene copolymers and from about 3% to about 60% by weight of one or more natural or synthetic polymers capable of developing elastomeric properties when hydrated selected from the group consisting of gluten and long chain polymers of methyl vinyl ether/maleic acid.

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