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不对称醋酸纤维素膜气体渗透行为探讨
Department非现建制
潘光明; 施孝遹; 孙社营
1991
Source Publication膜科学与技术
ISSN1007-8924
Volume11Issue:Z1Pages:73-80
Abstract本文利用扫描电子显擞镜观察了不对称醋酸纤维膜素的形态, 其构造由四层组成: 表面致密层, 较小微孔层,指孔层, 较大微孔层.表面致密层存在有缺陷。通过计算, 对不同气体(N2, CO2, O2, H2, CH4)透过该膜的模型作了探讨, 主要考虑了孔流机理(诺森流,粘性流和滑流)及表面流的影响, 认为表面致密层对该膜的气体渗透性起着决定性的作用。气体以诺森流和粘性流的迭加形式进行渗透, 同时存在吸附表面流。理论计算值和实验值基本相符。
Subject Area有机化学
Language中文
Document Type期刊论文
Identifierhttp://ir.licp.cn/handle/362003/6363
Collection非现建制
Recommended Citation
GB/T 7714
潘光明,施孝遹,孙社营. 不对称醋酸纤维素膜气体渗透行为探讨[J]. 膜科学与技术,1991,11(Z1):73-80.
APA 潘光明,施孝遹,&孙社营.(1991).不对称醋酸纤维素膜气体渗透行为探讨.膜科学与技术,11(Z1),73-80.
MLA 潘光明,et al."不对称醋酸纤维素膜气体渗透行为探讨".膜科学与技术 11.Z1(1991):73-80.
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