Table Of Content

Contents Volume 57 (1991) Vol. 57, No. 1 (April 1, 1991) The formation of microporous polyvinylidene difluoride membranes by phase separation A. Bottino, G. Camera-Roda (Genova, Italy), G. Capannelli (Messina, Italy) and S. TD Se IED seieciensvcnvinvisniienenicnituaeiesiannencnngennptiiduiaiaiindiaibiiaantnniteiiannnisitinadiaaiaaatons Continuous membrane fermentor separator for ethanol fermentation Chung-Won Cho and Sun-Tak Hwang (Cincinnati, OH, USA) ......... cece eeeeeeeeeeeeeteeeeeees A stability model for the striping phenomenon in ultrafiltration Frets es CI: ID eitteitesiitnstttneniisthtntenininienanenserintinincntienaginiainininniinienin Transport properties of anion exchange membranes in contact with hydrochloric acid solutions. Membranes for acid recovery by electrodialysis M. Boudet-Dumy, A. Lindheimer and C. Gavach (Montpellier, France) ............:00ssceeeeeees A two step mechanism of diffusion-controlled ethylene vinyl alcohol membrane formation Tai-Horng Young and Leo-Wang Chen (Taipei, Taiwan ) .0............cccccssseeeeseeeereeeeeeereeeeeeneeees Electrode responses to phenolic species through cellulosic membranes Z. Koochaki, I. Christie and P. Vadgama (Salford, UK) .0..........cccceecccseeeeeseseeeeeeeeeeeeeeeeeeeeees Formaldehyde production from methanol using a porous Vycor glass membrane reactor Jin- Young Song and Sun-Tak Hwang (Cincinnati, OH, USA) ..... cee eeeeeeeeeeneeeeeeeenees I siecle alain alla bt tnnhinniniiimeaneaeumnenenie Vol. 57, Nos. 2+3 (April 15, 1991) Non-equilibrium thermodynamics as applied to membrane transport B. Baranowski (Warszawa, Poland) (Review ).........................ssscsccccccccccssscecccssceeeeeeeeessssseseseees Effect of new surfactants on zinc extraction with liquid surfactant membranes M. Goto, H. Yamamoto, K. Kondo and F. Nakashio (Fukuoka, Japan )............::cseeeeseeeeees Separation of proteins by surface modified polysulfone membranes A. Higuchi, S. Mishima and T. Nakagawa (Kanagawa, Japan )...........cscsssssseeeseseereesereeeees Limiting flux phenomena in ultrafiltration of kraft black liquor S. Sridhar and P.K. Bhattacharya (Kanpur, India) ..............:cccsssssseeeeeeeeesereeseeeeeeeeeeseeseeees Improvement of oxygen permselectivity through polydimethylsiloxane and poly (1- trimethylsilylpropyne ) films by the addition of a small amount of poly (trifluoromethyl! substituted arylacetylene ) T. Aoki, E. Oikawa (Niigata, Japan), Y. Hayakawa and M. Nishida (Nagoya, Japan) ..... Concentration polarization in ion exchange membrane electrodialysis Wee US CG, GID vc sccetcctensssesstcsstnitnnnsensersnctnintatientnniniibiaticiiaaianinnningtatnieneiinmnenen A method for the determination of the pore size distribution of molecular sieve materials and its application to the characterization of partially pyrolyzed polysilastyrene/ porous glass composite membranes E.J. Grosgogeat, J.R. Fried, R.G. Jenkins and S.-T. Hwang (Cincinnati, OH, USA)......... Pervaporation of aromatic C,-isomers M. Wessling, U. Werner and S.-T. Hwang (Cincinnati, OH, USA)............cccccceeseeeeeeeeeeenees 346 Membrane pore characterization — comparison between single and multicomponent solute probe techniques C.M. Tam and A.Y. Tremblay (Ottawa, Ont., Camada)...........:cccsscsssessseseseceseseeeeseeseseeeneeees 271 Molecular sieving effect of the zeolite-filled silicone rubber membranes in gas permeation M. Jia, K.-V. Peinemann and R.-D. Behling (Geesthacht, Germany) .............cccccsecceseeeeeeees 289 Selective transport of lithium ions by an acyclic carboxylic ionophore with a quinaldate moiety through a bulk liquid membrane R. Wakita, M. Matsumoto, Y. Nakatsuji and M. Okahara (Osaka, Japan) ............cscceeee 297 The resistance towards gas transport of the sublayer of asymmetric PPO hollow fiber membranes determined by plasma-etching C.J.M. Bauer, J. Smid, J. Olijslager (Delft, The Netherlands) and C.A. Smolders a SO a enmlenligemnnbishahbeenesniianelaaienesiebeeeneinenen 307 Electrodialytic production of gas-free sodium hydroxide based on Donnan breakdown D.L. Strong and P.K. Dasgupta (Lubbock, TX, USA) ............ssccssssssssssssssessssesseessesssessesssees 321 italecan ea ph eabssahlentt heeptbanietbieidiiibnnphisdebniemetah 337 I RITE i cm tien me ecmpalaedennenlteaadaiieahentlimebbaiainbabaseaneniciansinenh 339 ETE EL TT RTO TTT ETE EEO ET OTE Tne OC vn Ee TTT 341 EEG IEEE ITE TCR SON ROR TEN TOE NTT ee SER en TE TET 343 en UN RINT ACT TT 0a s csientcna anes tinachonnabenndnnnbobbingdibentinndhidusneasnstenesineintacenniosnenie 344 SUBSCRIPTION INFORMATION Subscription price for 1991 (Vols. 55-63): Dfl. 2925 plus Dfl. 270 (p.p.h.) = Dfl. 3195 (approx. US $1900). On a combined subscription to both Journal of Membrane Science and Desalination a discount of 10% applies. The Dutch guilder price is definitive. The U.S. dollar price is subject to exchange-rate fluctuations and is given only as a guide. All back volumes are available. Our p.p.h. 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