GAS SEPARATION MEMBRANE, METHOD OF PRODUCING THE SAME, AND GAS SEPARATING MEMBRANE MODULE USING THE SAME
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United States of America Patent
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app pub date -
Mar 27, 2014
filing date -
Sep 30, 2011
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Abandoned
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Abstract
A gas separation membrane, containing: a support; and a separating layer formed on the support, the separating layer containing a resin; the separating layer containing, at the side thereof opposite to the support, a hydrophilic modification treatment surface, the hydrophilic modification treatment surface involved in a layer having a film thickness of 0.1 μm or less, and the hydrophilic modification treatment surface provided with a surface contact angle measured by using water thereon in the range of 60 degrees or less.
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