Results 21 to 30 of about 3,938,556 (292)

Polysulfone-based Anion Exchange Membranes for Potential Application in Solid Alkaline Fuel Cells [PDF]

open access: yesJournal of Renewable Energy and Environment, 2015
In present research work, anion exchange membranes based on quaternized polysulfone with ammonium cation moieties (QAPSF) were prepared by chloromethylation, amination and alkalization.
Mona Iravaninia, Sousan Rowshanzamir
doaj   +1 more source

Custom-Made Ion Exchange Membranes at Laboratory Scale for Reverse Electrodialysis

open access: yesMembranes, 2019
Salinity gradient power is a renewable, non-intermittent, and neutral carbon energy source. Reverse electrodialysis is one of the most efficient and mature techniques that can harvest this energy from natural estuaries produced by the mixture of seawater
Liliana Villafaña-López   +4 more
doaj   +1 more source

Preparation of HxPO4(3-x)- Imprinted Polypyrrole Membrane Material and Its Electrochemically Switched Ion Exchange Properties

open access: yesTaiyuan Ligong Daxue xuebao, 2021
The polypyrrole-based imprinted membrane material was prepared on gold plated quartz wafer by potentiostatic method. The morphology, structure, and composition of membrane material were characterized by SEM, FT-IR, and XPS.
Lifang XING   +7 more
doaj   +1 more source

Comparison of the property of homogeneous and heterogeneous ion exchange membranes during electrodialysis process

open access: yesAin Shams Engineering Journal, 2021
Recently, electrodialysis technology has received widespread attention in the fields of water resource utilization. The core of the electrodialysis technology is the structure and performance of the ion exchange membrane.
Shaoxiang Lee   +8 more
doaj   +1 more source

Preparation and properties of amphoteric ion exchange membrane for all vanadium redox flow batteries

open access: yesResults in Physics, 2019
The amphoteric ion exchange membrane basing on cheap polyetheretherketone (PEEK) engineering plastics was prepared by modification reactions and casting method in this investigation.
Jianjun Zhang   +5 more
doaj   +1 more source

Nitrate-Selective Anion Exchange Membranes Prepared using Discarded Reverse Osmosis Membranes as Support

open access: yesMembranes, 2020
The present work shows a methodology for the preparation of membranes with a high affinity for nitrates. For this purpose, a polymeric mixture containing an anion exchange resin was extended on a recycled pressure filtration membrane used as mechanical ...
Amaia Lejarazu-Larrañaga   +4 more
doaj   +1 more source

Ion Exchange Membranes for Reverse Electrodialysis (RED) Applications - Recent Developments

open access: yes, 2021
The innovative membrane-based technology called reverse electrodialysis (RED) is capable of producing electrical power from the controlled mixing of two aqueous streams of different salinity.
Kabay N.   +8 more
core   +1 more source

Influence of the ionic composition on the diffusion mass transfer of saccharides through a cation-exchange membrane [PDF]

open access: yes, 2013
Recent studies have pointed out that the presence of salts can change significantly the membrane process performances because of the resulting modification of the neutral solutes transfer through the membrane.
Roux-de Balmann, Hélène   +3 more
core   +1 more source

Ion exchange membranes based upon crosslinked sulfonated polyethersulfone for electrochemical applications [PDF]

open access: yes, 2013
Synthesis and characterization of new ion exchange membranes made from chlorosulfonated polyethersul- fone (SO2Cl-PES) crosslinked by polyaminated crosslinking reagents have been performed.
MABROUK, Walid   +7 more
core   +1 more source

Ion-exchange membrane chromatography

open access: yes, 2023
Chromatography is a powerful separation technique that has become an important unit operation when high levels of purity are required. The selectivity of the separation process depends on the interactions between the stationary phase and the mobile phase
Boi C.   +4 more
core   +1 more source

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