Oxygen-permeable polymeric membranes

Details Oxygen-permeable polymeric membranes Oxygen-permeable polymeric membranes

B - Operations, Transporting

01

D

B01D 71/28 (2006.01) C08J 5/22 (2006.01)

Patent

CA 2045966

ABSTRACT OF THE DISCLOSURE Oxygen-permeable polymeric membranes to be used in processes for producing oxygen- or nitrogen-enriched air for industrial, medical, and other applications are characterized by a complex comprising (a) a transition metal (II) ion, (b) a ligand comprising a meso-tris(.alpha.,.alpha.,.alpha.-o-substituted-amidophenyl)- mono-(.beta.-o-substituted amidophenyl)porphyrinato, said metal ion and porphyrin being of the formula (I) Image (I) in which M stands for a transition metal (II), R's are a substituent each, being acetyl, acryl, methacryl, or pival, and (c) an aromatic amine polymer.

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