By H. K. Lonsdale, H. E. Podall (auth.), H. K. Lonsdale, H. E. Podall (eds.)

Th i s publication had its orl gl n within the sympos i urn on "Polymers for Desalination" backed via the department of Polymer Chemistry of the yankee Chemical Society and held in September, 1971 in Wash­ ington D. C. on the 162nd nationwide assembly of the Society. in spite of the fact that, the e-book isn't easily the complaints of that symposium. A num­ ber of extra papers have been contributed via different staff within the box, and the unique papers offered on the symposium have, for the main half, been accelerated. The booklet hence represents a large go component to membrane examine and improvement actions within the usa and in another country in the box of opposite osmosis. the needs of the ebook are to deliver recognition to big new advancements during this box, to signify what the subsequent new release of opposite osmosis gear may perhaps seem like, and to point the place fur­ ther examine and improvement are wanted. nearly all of the papers gathered the following signify paintings supported by means of the workplace of Saline Water of the USA division of the internal, and the emphasis here's basically at the program of the opposite os­ mosis strategy to water purification. in spite of the fact that, a number of the recommendations, equipment, and conclusions are anticipated to be precious in different components of membrane technology and technology.

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Extra info for Reverse Osmosis Membrane Research: Based on the symposium on “Polymers for Desalination” held at the 162nd National Meeting of the American Chemical Society in Washington, D.C., September 1971

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Rept. No. 3621, May 1964. 23. R. E. Fisher, T. K. T. Brian, MIT Desalination Research Laboratory, Rept. 295-5, 1964. 24. W. N. Gill, Chi Tien, and D. 'rI. Zeh, Intl. J. Heat Mass Transfer, i, 907 (1966). 25. W. N. Gill, Chi lien, and D. W. Zeh, Ind. Eng. Chern. Fundamentals, i, 433 (1965). 26. H. Goldsmith and H. Lo1achi, Office of Saline Water Res. Develop. Progr. Rept. No. 527, May 1970. i, 124 (1966) . l, 676 1232 (1953).

Journa 1, (1967). 17. H. Strathmann, IIContro1 of Concentration Polarisation in Reverse Osmosis Desa1 ination of Water ll , Office of Sal ine. Water Res. Develop. Progr. Rept. No. 336, April 1968; and H. Strathmann and B. Kei1in, Desa1 ination, ~, 179 (1969). 18. H. J. Bixler and R. A. Cross, IIFina1 Report on Control of Concentration Polarization in Reverse Osmosis Desa1 ination of Water ll , Office of Sal ine Water Res. Develop. Progr. Rept. No. 469, October 1969. 19. A. S. Berman, J. App1. , 20.

4] dealt with the problem of salt diffusion in the boundary layer. As a result of the low water fluxes prevalent in the reverse osmosis equipment, Sherwood et al. 02 is produced which greatly simplifies the analysis. [20] used a series expansion in A and X plus a digital computer to obtain the solution C{X,A) to Eq. (23). Concentration profiles were obtained by varying the value{s) of rx and/or 0. The results are plotted as r versus the function f;, = rX130 2 and given by Johnson et al. [21]. In order to avoid the necessity of using a computer to evaluate the infinite series, approximate analytical solutions to Eq.

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