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Chemical protective fabric

  • US 5,614,301 A
  • Filed: 04/15/1995
  • Issued: 03/25/1997
  • Est. Priority Date: 04/15/1995
  • Status: Expired due to Fees
First Claim
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1. A chemical protective fabric for use in garments worn by persons in a chemically hostile environment, said fabric comprising:

  • a layer of felted foam material impregnated throughout with superactivated carbon, said material having opposite major surfaces, and said superactivated carbon being a highly activated carbon having a BET surface area of 2200-3200 square meters per gram;

    a polyurethane emulsion binder for bonding said superactivated carbon to said foam, said superactivated carbon and said binder being components in a slurry with which slurry said felted foam is impregnated, whereby said foam is impregnated with and is bonded to said superactivated carbon;

    a first stretchable material layer bonded to said layer of felted foam material on a first of said major surfaces thereof; and

    a second stretchable material layer bonded to said layer of felted foam on a second of said major surfaces thereof.

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