abstract |
THE PRESENT INVENTION DESCRIBES A MEMBRANE FOR PLASMAPHORESIS IN THE FORM OF HOLLOW FILAMENTS, BLOWN SHEETS OR FLAT SHEETS MANUFACTURED ACCORDING TO A PROCESS IN WHICH A CELLULOSIC ESTER-BASED SPINNING SOLUTION IS PRESSED THROUGH AN IMMEDIATE BAY COIN, WASHED WITH SOLVENT-FREE WATER, IMPREGNATED WITH PLASTICIZING SOLUTION, THEN DRYED. APPLICATION OF THIS MEMBRANE IN THE MEDICAL FIELD FOR EXAMPLE. |