Gas permselective composite membrane prepared by plasma polymerization coating techniques
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United States of America Patent
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Apr 25, 1989
Issued Date -
N/A
app pub date -
Oct 26, 1987
filing date -
Apr 11, 1986
priority date (Note) -
Expired
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Abstract
Gas permselective membranes having a high selectivity and high flux are prepared by plasma polymerizing a coating onto the surface of a microporous membrane substrate. Two types of coatings are disclosed. Gas separatory modules utilize the novel membranes in the form of hollow fibers.
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