Semi-permeable gas separation membranes containing non-ionic surfactants possessing improved resistance to thermal compaction and processes for making and using the same
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United States of America Patent
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Nov 17, 1992
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N/A
app pub date -
Aug 22, 1991
filing date -
Aug 22, 1991
priority date (Note) -
Expired
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Abstract
The invention is a semi-permeable gas separation membrane containing a non-ionic surfactant and which possesses improved resistance to thermal compaction or aging. The invention includes a process for making such membranes as well as a method of using such membranes.
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