期刊論文

學年 83
學期 1
出版(發表)日期 1995-01-01
作品名稱 Membrane formation by isothermal precipitation in polyamide-formic acid-water systems I. Description of membrane morphology
作品名稱(其他語言)
著者 Cheng, Liao Ping; Shaw, Horng-Yue
單位 淡江大學化學工程與材料工程學系
出版者 Hoboken: John Wiley & Sons, Inc.
著錄名稱、卷期、頁數 Journal of Polymer Science, Part B: Polymer Physics 33(2), pp.211-222
摘要 Aliphatic polyamides (Nylon-66 and a Nylon-6, -66, -610 terpolymer) were isothermally precipitated from formic acid solution by immersing in an aqueous nonsolvent bath or a solvent/nonsolvent mixture. Depending on the composition of the polymer solution and nonsolvent bath, phase separation by nucleation and growth can be initiated for a liquid-liquid phase separation process, a crystallization process or a combined process. Under certain conditions, crystallization of Nylon-66 results in a membrane with a uniform skinless microporous structure that was rapidly wetted by water. In contrast, liquid-liquid phase separation produces a polyamide film with largely unconnected cellular voids that is as a result not wetted by water.
關鍵字 membrane;polyamides;Nylon-66;immersion precipitation;microporous membrane
語言 en
ISSN 0887-6266
期刊性質 國外
收錄於 SCI EI
產學合作
通訊作者
審稿制度
國別 USA
公開徵稿
出版型式 紙本
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