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Applying a fluoropolymer film to a body

  • US 5,773,098 A
  • Filed: 11/21/1995
  • Issued: 06/30/1998
  • Est. Priority Date: 06/20/1991
  • Status: Expired due to Term
First Claim
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1. A method of applying a fluoropolymer film to a porous or microporous body, comprising exposing the body to a supply of saturated molecules of the formula Cn F2n, where n=4-8, causing scission of the molecules, and allowing the fragments to combine on the surface of the body to form an adherent fluoropolymer layer, and ceasing exposure of the body to the supply of saturated molecules before the pores of the body have been completely closed by the deposited fluoropolymer.

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