The second-generation polysulfone gas-se
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R. E. Kesting; A. K. Fritzsche; M. K. Murphy; C. A. Cruse; A. C. Handermann; R.
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Article
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1990
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John Wiley and Sons
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English
β 956 KB
The second-generation polysulfone (PSU ) gas-separation membrane is seen as a trilayer that is considerably more permeable and at least as selective as the first-generation bilayer that it has replaced. In air separation, a fourfold increase in oxygen permeability has been obtained with no loss in o