Ultra-thin integral composite membrane
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United States of America Patent
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N/A
app pub date -
Aug 3, 2001
filing date -
Nov 14, 1994
priority date (Note) -
Abandoned
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Abstract
An integral composite membrane is provided including a porous polymeric membrane impregnated with a perfluoro ion exchange material to make the micropores of the membrane occlusive and a surfactant having a molecular weight greater than 100 wherein the thickness of the composite membrane is less than 0.025 mm. Methods for making and regenerating the integral composite membrane are also provided.
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