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publicationNumber US-4970034-A
titleOfInvention Process for preparing isotropic microporous polysulfone membranes
abstract Isotropic microporous polysulfone membranes can be prepared by using a particular combination of casting solution and precipitation solution formulations, and casting conditions. Both hollow fiber and flat membranes can be prepared in this manner. The membranes are skinless and are characterized by uniform porosity throughout the membrane.
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