NARROW PORE-SIZE DISTRIBUTION POLYTETRAMETHYLENE ADIPAMIDE OR NYLON 46 MEMBRANES AND PROCESS FOR MAKING THEM
摘要
<p>A hydrophilic polytetramethylene adipamide microporous membrane has a narrow pore-size distribution. The membrane is formed by rapid quench process in a quench bath (37) having solubility parameter above about 21 Hildebrands.</p>
