Surface Modification and Functionalization of Polymer Membranes/Films

A special issue of Membranes (ISSN 2077-0375). This special issue belongs to the section "Polymeric Membranes".

Deadline for manuscript submissions: closed (15 December 2023) | Viewed by 3134

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Polymer Department, Faculty of Chemistry, M. V. Lomonosov Moscow State University, Leninskie gory 1/40, 119991 Moscow, Russia
Interests: porous polymers; mesoporous materials; nanocomposite materials; morphology and structure of polymers; polymeric membranes; membrane performance and selectivity; smart materials; hydrophilic/hydrophobic polymers; polymer films and fibers; sensors
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Special Issue Information

Dear Colleagues,

The Special Issue "Surface Modification and Functionalization of Polymer Membranes/Films" addresses the recent research achievements covering the problems of surface modification and functionalization of membrane materials and development of new materials with advanced and task-oriented properties for different membrane applications. This issue involves the broad spectrum of academic and applied aspects and captures the challenging problems of surface modification and functionalization of polymer membranes: from the synthesis of innovative functionalized polymers and multicomponent systems to chemical/physical modification of existing membrane materials by different methods, including chemical grafting, photografting, radiation, crosslinking, plasma and laser treatment, ion sputtering, the controlled incorporation of functional additives and preparation of multicomponent hybrid systems, and the task-oriented design of new functional membrane materials with tailored morphology, etc. for different membrane processes (gas and liquid separation, pervaporation, water treatment, reverse osmosis, ultra/nanofiltration, membrane distillation, membrane contactors, membrane catalysis, environmental monitoring, biomedical purposes, etc.). Special attention is paid to facile, ecologically friendly, sustainable, high-performance and low-cost strategies allowing the functionalization and surface modification of membrane materials. Modified membrane materials with new functionalities are characterized by different physicochemical methods (TEM, SEM, AFM, IR spectroscopy, DSC, permporometry, GPC, EPR, contact angle and sorption measurements, etc.) to reveal the correlation between their structure (porous and non-porous membranes, pore size and pore size distribution, porosity, chemical composition, free volume, morphology, structural organization at different scale levels, phase composition, hydrophilic/lypophilic balance, etc.) and performance (membrane selectivity for gas and fluid separation, mechanical properties, lifetime, stability, etc.) as the avenue for the task-oriented development of innovative membrane materials. This Special Issue is also focused on the controlled functionalization of polymeric membrane materials for the solution of vital ecological problems, including CO2 capture, selective high-performance membrane processes, water treatment, ecological safety, etc. This scientific direction has an evident interdisciplinary character and involves the benefits of different scientific directions. Specific topics of interests include:

  • Synthesis of functionalized polymeric membrane materials based on new polymers, block copolymers, comb-shaped polymers, multicomponent multilayered polymers (dense and porous membranes, multicomponent membranes), their structure and morphology, membrane performance, and areas of practical application;
  • Functionalization and surface modification of membrane polymeric materials by chemical methods (grafting, photografting, surface treatment with chemical reagents, etc.) their structure and morphology, membrane performance, and areas of practical application;
  • Functionalization and surface modification of membrane polymeric materials by physicochemical methods (plasma treatment, irradiation, ion sputtering, ozonation, rolling, stretching, etc.); their structure and morphology, membrane performance, and areas of practical application;
  • Functionalization and surface modification of membrane polymeric materials by deposition and incorporation of functional inorganic and organic additives;
  • Liquid-supported functional membranes;
  • New functionalities and new properties of the modified polymeric membranes for task-oriented purposes;
  • Multifunctional polymeric membranes: structure and morphology, membrane performance, and areas of practical application;
  • Characterization of functional membrane materials by diverse physicochemical methods;
  • Performance of the modified functional membranes for diverse membrane applications;
  • Correlation between the conditions of functionalization, structure, and performance of the modified membrane materials;
  • Applied aspects, use, and mechanism of the action of the modified functional membranes (ultra/nanofiltration, pervaporation, oil permeability, reverse osmosis, selective sorption, catalysis, gas and fluid separation, biomedical applications, etc.);
  • Advantages of the functional membranes for the solution of ecological problems (CO2 capture, water purification, monitoring, etc.);
  • Functional membranes for biomedical applications;
  • Membrane technological processes;
  • Computational studies and models for the description of the membrane processes;
  • Application of the modified membrane materials (food packing, separators, scaffolds, breathable materials, biomedical applications, wastewater treatment, gas separation membranes, selective membranes, catalytic membranes, reverse osmosis, ultra/nanofiltration, pervaporation, distillation, membrane contactors, etc.).

Dr. Olga Arzhakova
Guest Editor

Manuscript Submission Information

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Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Membranes is an international peer-reviewed open access monthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2700 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • functionalization of membrane materials
  • surface modification of membrane materials
  • structure and performance of membrane materials
  • membrane morphology
  • membrane processes
  • functional membranes

Published Papers (2 papers)

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Research

13 pages, 3884 KiB  
Article
The Effect of Complex Modifier Consisting of Star Macromolecules and Ionic Liquid on Structure and Gas Separation of Polyamide Membrane
by Ilya Faykov, Galina Polotskaya, Ivan Kuryndin, Zoolsho Zoolshoev, Natalia Saprykina, Nadezhda Tian, Angelina Sorokina and Alexandra Pulyalina
Membranes 2023, 13(5), 516; https://doi.org/10.3390/membranes13050516 - 15 May 2023
Cited by 2 | Viewed by 988
Abstract
A novel hybrid membrane was developed on the basis of poly(m-phenylene isophthalamide) (PA) by introducing an original complex modifier into the polymer; this modifier consisted of equal amounts of heteroarm star macromolecules with a fullerene C60 core (HSM) and the [...] Read more.
A novel hybrid membrane was developed on the basis of poly(m-phenylene isophthalamide) (PA) by introducing an original complex modifier into the polymer; this modifier consisted of equal amounts of heteroarm star macromolecules with a fullerene C60 core (HSM) and the ionic liquid [BMIM][Tf2N] (IL). The effect of the (HSM:IL) complex modifier on characteristics of the PA membrane was evaluated using physical, mechanical, thermal, and gas separation techniques. The structure of the PA/(HSM:IL) membrane was studied by scanning electron microscopy (SEM). Gas transport properties were determined by measuring He, O2, N2, and CO2 permeation through the membranes based on PA and its composites containing a 5 wt% modifier. The permeability coefficients of all gases through the hybrid membranes were lower than the corresponding parameters for the unmodified membrane, whereas the ideal selectivity in the separation of He/N2, CO2/N2, and O2/N2 gas pairs was higher for the hybrid membrane. The position of the PA/(HSM:IL) membrane on the Robeson’s diagram for the O2/N2 gas pair is discussed. Full article
(This article belongs to the Special Issue Surface Modification and Functionalization of Polymer Membranes/Films)
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16 pages, 2850 KiB  
Article
Functionalization and Surface Modification of Mesoporous Hydrophobic Membranes by Oligomers and Target Additives via Environmental Crazing
by Alena Yu. Yarysheva, Semen N. Klyamkin, Larisa M. Yarysheva and Olga V. Arzhakova
Membranes 2023, 13(5), 466; https://doi.org/10.3390/membranes13050466 - 27 Apr 2023
Cited by 2 | Viewed by 1349
Abstract
This work offers an ecologically friendly and facile approach for the modification of high-tonnage commercial polymers, including polypropylene (PP), high-density polyethylene (HDPE), and poly(ethylene terephthalate) (PET), and preparation of nanocomposite polymeric membranes via incorporation of modifying oligomer hydrophilic additives, such as poly(ethylene glycol) [...] Read more.
This work offers an ecologically friendly and facile approach for the modification of high-tonnage commercial polymers, including polypropylene (PP), high-density polyethylene (HDPE), and poly(ethylene terephthalate) (PET), and preparation of nanocomposite polymeric membranes via incorporation of modifying oligomer hydrophilic additives, such as poly(ethylene glycol) (PEG), poly(propylene glycol) (PPG), polyvinyl alcohol (PVA), and salicylic acid (SA). Structural modification is accomplished via the deformation of polymers in PEG, PPG, and water-ethanol solutions of PVA and SA when mesoporous membranes are loaded with oligomers and target additives. The content of target additives in nanocomposite membranes is controlled by tensile strain, and the level of loading can achieve 35–62 wt.% for PEG and PPG; the content of PVA and SA is controlled by their concentration in the feed solution. This approach allows for the simultaneous incorporation of several additives which are shown to preserve their functional performance in the polymeric membranes and their functionalization. The porosity, morphology, and mechanical characteristics of the prepared membranes were studied. The proposed approach allows an efficient and facile strategy for the surface modification of hydrophobic mesoporous membranes: depending on the nature and content of target additives, their water contact angle can be reduced to 30–65°. Water vapor permeability, gas selectivity, antibacterial, and functional properties of the nanocomposite polymeric membranes were described. Full article
(This article belongs to the Special Issue Surface Modification and Functionalization of Polymer Membranes/Films)
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