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Bilayer Heterogeneous Cation Exchange Membrane with Polyaniline Modified Homogeneous Layer: Preparation and Electrotransport Properties [PDF]

open access: yesMembranes, 2023
A bilayer membrane based on a heterogenous cation exchange membrane with a homogeneous cation exchange layer and a polyaniline on its surface is prepared.
Natalia Loza   +5 more
doaj   +2 more sources

Electromass Transfer in the System “Cation Exchange Membrane—Ammonium Nitrate Solution” [PDF]

open access: yesMembranes, 2022
The paper describes an experimental study and the mathematical simulation of the electromembrane transfer of cations of weak electrolytes (namely, ammonium ions), hindered by hydrolysis reactions taking place in the surface layers of the cation exchange ...
Olga Kozaderova   +2 more
doaj   +2 more sources

Fabrication and Performance Evaluation of a Cation Exchange Membrane Using Graphene Oxide/Polyethersulfone Composite Nanofibers [PDF]

open access: yesMembranes, 2023
Ion exchange membranes, especially cation exchange membranes (CEMs), are an important component in membrane-based energy generation and storage because of their ability to transport cations via the electrochemical potential gradient while preventing ...
Suhun Kim   +8 more
doaj   +2 more sources

Oxidative stability as a guiding principle for durable ionomer cations in pure-water electrolysis [PDF]

open access: yesNature Communications
Cation degradation in ionomers critically limits the durability of pure-water-fed anion exchange membrane water electrolysis, particularly at the anode where high overpotentials and near-neutral pH induce harsh oxidative stress.
Yiqi Jin   +10 more
doaj   +2 more sources

Fabrication of pore-filling cation-exchange membrane from waste polystyrene and Spunbond Meltblown Spunbond (SMS) non-woven polypropylene fabric as the substrate [PDF]

open access: yesScientific Reports
Commercial ion-exchange membranes are typically thick, possessing limited mechanical strength, and have relatively high fabrication costs. In this study, we utilize a three-layer polypropylene fabric known as Spunbond Meltblown Spunbond (SMS) as the ...
Hadi Asgari   +3 more
doaj   +2 more sources

Experimental Study on the Separation of Lithium and Imidazolium Ions Using a Cation Exchange Membrane

open access: yesSeparations
The separation of Li+ and [Bmim]+(1-Butyl-3-methylimidazolium) using a cation exchange membrane in an electric field is studied in this work. The effects of the type of cation exchange membrane, current density, total cation concentration, temperature ...
Jingyi Xue   +4 more
doaj   +3 more sources

Evaluating Cation-Exchange Membrane Properties Affecting Polymer Electrolyte Membrane Water Electrolysis [PDF]

open access: yesACS Omega
Miyuki Nara   +9 more
doaj   +2 more sources

Permselectivity of Cation Exchange Membranes Modified by Polyaniline [PDF]

open access: yesMembranes, 2021
This work discusses the applicability of polyaniline-modified cation exchange membranes for the separation of monovalent/divalent cations by electrodialysis. A novel method of membrane modification directly in the electrodialysis unit is used to prepare permselective membranes.
Irina Falina   +4 more
openaire   +3 more sources

Regeneration of chromate galvanic solutions in membrane electrochemical devices

open access: yesЖурнал інженерних наук, 2022
The regeneration processes of industry technological passivating baths of electrochemical cadmium lines and electrochemical galvanizing lines as an applied result of two-chamber membrane cation-exchange electrochemical devices researched.
V. Serdiuk   +6 more
doaj   +1 more source

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