Cobalt neutralized sulfo EPDM (Co (Ⅱ) S EPDM) ionomer has been synthesized by sulfonation and neutralization of EPDM. The oxygen permeability and O2/N2 permselectivity of Co (Ⅱ) S EPDM membrane were investigated. It was found that the membrane exhibited facilitated transport for molecular oxygen. This is suggested that a kind of polymer complexes was formed in the ionomer
which could bind molecular oxygen rapildy and reversibly through their other vacant coordination sites. The oxygen-binding evidence was given by ESR spectral change.
STUDIES ON OXYGEN-ENRICHMENT PROPERTIES OF NOVEL LC/POLYMER COMPOSITE MEMBRANES AND STRUCTURAL CHARACTERIZATION Ⅱ. STRUCTURAL CHARACTERIZATION OF LC/POLYMER COMPOSITE MEMBRANE (PDLCM)
STUDIES ON OXYGEN-ENRICHMENT PROPERTIES OF NOVEL LC/POLYMER COMPOSITE MEMBRANES AND STRUCTURAL CHARACTERIZATION Ⅰ.OXYGEN- ENRICHMENT PROPERTIES OF LC/POLYMER COMPOSITE MEMBRANES(PDLCM)
THE CHARACTERIZATION AND PERMSELECTIVITY FOR OXYGEN AND NITROGEN OF EC AND EC-SiMe_3 MEMBRANES