Porous polytetrafluoroethylene sheet composition
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United States of America Patent
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Oct 1, 1996
Issued Date -
N/A
app pub date -
May 31, 1994
filing date -
Apr 27, 1990
priority date (Note) -
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Abstract
A composite of a thermoplastic copolymer of tetrafluoroethylene and perfluoro(propyl vinyl ether), and a porous membrane of polytetrafluoroethylene, at least a portion of the thermoplastic copolymer being dispersed within the pores of the porous polytetrafluoroethylene. The composite is useful as insulation for wire and cable.
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