Term: dynamic membrane formation https://doi.org/10.1351/goldbook.DT06875 Definition: Process in which an active layer is formed on the membrane surface by the deposition of substances contained in the fluid being treated. Related Terms: 1) membrane (http://doi.org/10.1351/goldbook.MT06878). Source: PAC, 1996, 68, 1479. 'Terminology for membranes and membrane processes (IUPAC Recommendations 1996)' on page 1482 (https://doi.org/10.1351/pac199668071479) Citation: 'dynamic membrane formation' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.DT06875 License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.