A comparison of methanol permeability in Chitosan and Nafion 117 membranes at high to medium methanol concentrations

Journal of Membrane Science

Volumn 243, Issue 1-2, 2004, Pages 293-299

  Mukoma, P ^a   Jooste, B R ^b   Vosloo, H C M ^c  

^a UNIVERSITY OF THE WITWATERSRAND   (South Africa)

^b MegChem Engineering and Drafting   (South Africa)

^c NORTH WEST UNIVERSITY   (South Africa)

Author keywords

Chitosan; Direct methanol fuel cell; Methanol permeability; Proton exchange membrane

Indexed keywords

CHITIN; CROSSLINKING; METHANOL; MOLECULAR WEIGHT; SULFURIC ACID; THERMAL EFFECTS;

CHITOSAN; CHITOSAN MEMBRANES; METHANOL PERMEABILITY; NAFION 117 MEMBRANES;

MEMBRANES;

CHITOSAN; METHANOL; NAFION 117; POLYMER; SULFONIC ACID DERIVATIVE; SULFURIC ACID; UNCLASSIFIED DRUG;

MEMBRANE;

ARTICLE; ARTIFICIAL MEMBRANE; CONCENTRATION RESPONSE; CROSS LINKING; MEMBRANE PERMEABILITY; MOLECULAR WEIGHT; PRIORITY JOURNAL; TEMPERATURE; TEMPERATURE DEPENDENCE;

EID: 4544221555     PISSN: 03767388     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.memsci.2004.06.032     Document Type: Article

References (16)

1. A. Heinzel, and V.M. Barragan A review of the state-of-the-art of the methanol crossover in direct methanol fuel cells J. Power Sour. 84 1999 70 74
2. P.D. Beatie, F.P. Orfino, V.I. Basura, K. Zychowska, J. Ding, C. Chuy, J. Scmeisser, and S. Holdcroft Ionic conductivity of proton exchange membranes J. Electroanal. Chem. 503 2001 45 56
3. H. Matsuyama, Y. Kitamura, and Y. Naramura Diffusive permeability of ionic solutes in charged Chitosan membrane J. Appl. Polym. Sci. 72 1999 397 404
4. C. Tual, E. Espuche, M. Escoubes, and A. Domard Transport properties of Chitosan membranes: influence of crosslinking J. Polym. Sci. Part B: Polym. Phy. 38 2000 1521 1529
5. Y.C. Wei, S.M. Hudson, J.M. Mayer, and D.L. Kaplan The crosslinking of Chitosan fibers J. Polym. Sci. Part A: Polym. Chem. 30 1992 2187 2193
6. X. Wang, Z. Shen, F. Zhang, and Y. Zhang A novel composite membrane for the separation of alcohol-water mixtures J. Membr. Sci. 119 1996 191 198
7. B. Krajweska, and A. Olech Pore structure of gel Chitosan membranes. I. Solute diffusion measurements Polym. Gels Netw. 4 1996 33 43
8. N.S. Mohamed, R.H.Y. Subban, and A.K. Arof Polymer batteries fabricated from lithium complexed acetylated Chitosan J. Power Sour. 56 1995 153 156
9. N.M. Morni, and A.K. Arof Chitosan - lithium triflate electrolyte in secondary lithium cells J. Power Sour. 77 1999 42 48
10. J. Ge, Y. Cui, Y. Yan, and W. Jiang The effect of structure on pervaporation Chitosan membrane J. Membr. Sci. 165 2000 75 81
11. B.S. Pivovar, Y. Wang, and E.L. Cussler Pervarporation membranes in direct methanol fuel cells J. Membr. Sci. 154 1999 155 162
12. E.L. Cussler Diffusion: Mass Transfer in Fluid Systems 1997 Cambridge University Press Cambridge, USA
13. J. Kim, B. Kim, and B. Jung Proton conductivities and methanol permeabilities of membranes made from partially sulfonated polystyrene-block- poly(ethylene-ran-butylene)-block-polystyrene copolymers J. Membr. Sci. 207 2002 129 137
14. M.V. Fedkin, X. Zhou, M.A. Hofmann, E. Chalkova, J.A. Weston, H.R. Allcock, and S.N. Lvov Evaluation of methanol crossover in proton-conducting polyphosphazene membranes Mater. Lett. 52 2002 192 196
15. A. Mochizuki, S. Amiya, Y. Sato, H. Ogawara, and S. Yamashita Pervaporation separation of water/ethanol mixtures through polysaccharide membranes. III. The permselectivity of the neutralized Chitosan membrane and relationship between its permselectivity and solid state structure J. Appl. Polym. Sci. 37 1989 3385 3398
16. Y.M. Lee, S.Y. Nam, and D.J. Woo Pervaporation of ionically crosslinked surface crosslinked Chitosan composite membranes for water-alcohol mixtures J. Membr. Sci. 133 1997 103 110