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Breathable blood and viral barrier fabric

  • US 20040219337A1
  • Filed: 03/05/2004
  • Published: 11/04/2004
  • Est. Priority Date: 11/25/2002
  • Status: Abandoned Application
First Claim
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1. A composite fabric comprising:

  • a nonwoven fabric substrate having first and second opposite surfaces;

    a first microporous resin layer on said first surface of said nonwoven fabric substrate; and

    a second microporous resin layer on said second surface of said nonwoven fabric;

    wherein said first and second microporous resin layers fail the ASTM F1671 viral barrier test when tested as individual layers, but wherein the composite fabric passes the ASTM F1671 viral barrier test.

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