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Low stress relaxation elastomeric fibers

  • US 5,288,791 A
  • Filed: 04/07/1993
  • Issued: 02/22/1994
  • Est. Priority Date: 01/10/1990
  • Status: Expired due to Term
First Claim
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1. Elastic fibers formed from an extrudable blend, the blend including:

  • (A) an elastomeric polymer selected from the group consisting of styrene-poly(ethylene-propylene)-styrene elastomeric block copolymer and a mixture of styrene-poly(ethylene-polypropylene)-styrene and styrene-poly(ethylene-butylene)-styrene elastomeric block copolymers; and

    (B) a tackifying resin,wherein the fibers are adapted to form a nonwoven elastic web having a stress relaxation of less than about 30 percent.

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