NARROW PORE-SIZE DISTRIBUTION POLYTETRAMETHYLENE ADIPAMIDE OR NYLON 46 MEMBRANES AND PROCESS FOR MAKING THEM

摘要

a micro porous membrane of polytetramethylene adipamide is hydrophilic in this range poromu00e9tique closely. we are the membrane in a rapid quenching process in a quench bath (37) having a solubility parameter greater than approximately 21 hildebrands.