Mixed gases separation by fine porous fr
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A. Tanioka; K. Ishikawa; A. Kakuta; M. Kuramoto; M. Ohno
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Article
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1984
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John Wiley and Sons
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English
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A freeze-dried cellulose acetate membrane with high permeability and high separation factor was prepared. In the successive membrane process, the heat treatment temperature was 80ยฐC for constant period of 10 min, acetone evaporation time was between 4 and 6 min, and the membrane was fixed during dry