New porous and rough PVA (polyvinyl alcohol) membranes were synthesized by solvent casting/particulate leaching technique to improve caprolactam (CPL) pervaporation (PV) separation dehydration process. The membranes were characterized by FTIR, SEM, XRD, and contact angle measurements. On account of their special structure, solvent casting/particulate leaching technique membranes showed different surface morphologies compared with the original PVA membrane with enhanced hydrophilicity. By evaluating PV performance and mechanism, a PV transport equation was introduced to evaluate composite membrane permeation flux, separation factor, diffusivity/sorptivity selectivity, and activation energy. The maximum flux obtained in this work was greatly improved to 3.2 kg/m(2) h and reached industrial application levels for separating CPL/water mixtures (CPL 70 wt%). Crown Copyright (C) 2012 Published by Elsevier B.V. on behalf of The Korean Society of Industrial and Engineering Chemistry. All rights reserved.
机构:
Sinopec Ningbo Engn Co Ltd SNEC, Proc Syst Dept, Ningbo 315106, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Shen, Dong
;
Xiao, Wei
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Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Xiao, Wei
;
Yang, Jianhua
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Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Yang, Jianhua
;
Chu, Naibo
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Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Chu, Naibo
;
Lu, Jinming
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Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Lu, Jinming
;
Yin, Dehong
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Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Yin, Dehong
;
Wang, Jinqu
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Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
机构:
Nanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
Tsai, Hui-An
;
Ye, Yue-Ling
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机构:
Chung Yuan Christian Univ, R&D Ctr Membrane Technol, Chungli 32023, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
Ye, Yue-Ling
;
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Lee, Kueir-Rarn
;
Huang, Shu-Hsien
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机构:
Natl Ilan Univ, Dept Chem & Mat Engn, Ilan 26047, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
Huang, Shu-Hsien
;
Suen, Maw-Cherng
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Nanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
Suen, Maw-Cherng
;
Lai, Juin-Yih
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Chung Yuan Christian Univ, R&D Ctr Membrane Technol, Chungli 32023, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
机构:
Univ Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, ArgentinaUniv Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, Argentina
Villegas, Mercedes
;
Castro Vidaurre, Elza F.
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Univ Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, ArgentinaUniv Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, Argentina
Castro Vidaurre, Elza F.
;
Habert, Alberto C.
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机构:
Univ Fed Rio de Janeiro, COPPE, Programa Engn Quim, BR-21941972 Rio De Janeiro, BrazilUniv Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, Argentina
Habert, Alberto C.
;
Gottifredi, Juan C.
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Univ Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, ArgentinaUniv Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, Argentina
机构:
Sinopec Ningbo Engn Co Ltd SNEC, Proc Syst Dept, Ningbo 315106, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Shen, Dong
;
Xiao, Wei
论文数: 0引用数: 0
h-index: 0
机构:
Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Xiao, Wei
;
Yang, Jianhua
论文数: 0引用数: 0
h-index: 0
机构:
Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Yang, Jianhua
;
Chu, Naibo
论文数: 0引用数: 0
h-index: 0
机构:
Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Chu, Naibo
;
Lu, Jinming
论文数: 0引用数: 0
h-index: 0
机构:
Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Lu, Jinming
;
Yin, Dehong
论文数: 0引用数: 0
h-index: 0
机构:
Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
Yin, Dehong
;
Wang, Jinqu
论文数: 0引用数: 0
h-index: 0
机构:
Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R ChinaDalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China
机构:
Nanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
Tsai, Hui-An
;
Ye, Yue-Ling
论文数: 0引用数: 0
h-index: 0
机构:
Chung Yuan Christian Univ, R&D Ctr Membrane Technol, Chungli 32023, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
Ye, Yue-Ling
;
论文数: 引用数:
h-index:
机构:
Lee, Kueir-Rarn
;
Huang, Shu-Hsien
论文数: 0引用数: 0
h-index: 0
机构:
Natl Ilan Univ, Dept Chem & Mat Engn, Ilan 26047, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
Huang, Shu-Hsien
;
Suen, Maw-Cherng
论文数: 0引用数: 0
h-index: 0
机构:
Nanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
Suen, Maw-Cherng
;
Lai, Juin-Yih
论文数: 0引用数: 0
h-index: 0
机构:
Chung Yuan Christian Univ, R&D Ctr Membrane Technol, Chungli 32023, TaiwanNanya Inst Technol, Grad Sch Mat Appl Technol, Dept Mat & Fiber, Chungli 32091, Taiwan
机构:
Univ Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, ArgentinaUniv Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, Argentina
Villegas, Mercedes
;
Castro Vidaurre, Elza F.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, ArgentinaUniv Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, Argentina
Castro Vidaurre, Elza F.
;
Habert, Alberto C.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Fed Rio de Janeiro, COPPE, Programa Engn Quim, BR-21941972 Rio De Janeiro, BrazilUniv Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, Argentina
Habert, Alberto C.
;
Gottifredi, Juan C.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, ArgentinaUniv Nacl Salta, Fac Ingn, Inst Invest Ind Quim, INIQUI CONICET, Salta Capital, Argentina