Irradiated expanded polytetrafluoroethylene composites, and devices using them, and processes for making them
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United States of America Patent
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May 28, 1991
Grant Date -
N/A
app pub date -
Dec 21, 1988
filing date -
Dec 21, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Radiation resistant composites made of adjacent layers of a microporous hydrophobic polytetrafluoroethylene layer and one or more supporting layers made of woven metal material or woven synthetic organic polymeric material and a microporous hydrophobic polytetrafluoroethylene membrane are described. Filtration devices containing the composite are described.
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