Search
Search Results
-
Transport and Structural Characteristics of Heterogeneous Ion-Exchange Membranes with Varied Dispersity of the Ion Exchanger
AbstractThe structural and transport (conductivity, diffusion permeability) properties of cation- and anion-exchange membranes with varied dispersity...
-
Nonexchange Sorption of Amino Acids on an AV-17 Anion Exchanger: Quantum-Chemical Simulation
AbstractThe energy of interaction between various amino acids (glycine, alanine, and phenylalanine) and an AV-17 strongly basic anion exchanger in...
-
Preparation of new anion exchangers based on cross-linked polystyrene, their use in the CO2 addition to oxiranes and sorption of high field strength elements
Chloromethylation of cross-linked styrene-divinylbenzene beads with subsequent quaternization with amines was carried out. The resulting anion...
-
Synthesis of Copper(II) Oxide Nanoparticles by Anion-Exchange Resin-Assisted Precipitation and Production of Their Stable Hydrosols
AbstractCopper(II) oxide nanoparticles are promising materials for use in catalysis, biomedicine, and photovoltaics. They can also be used to prepare...
-
Anion-Exchange Resin Precipitation of Nickel Ferrite Nanopowders Modified by Plasmonic Particles
AbstractMagnetic nickel ferrite/gold hybrid nanoparticles are promising materials for use in medicine, microelectronics, and plasmon-enhanced...
-
Features of Boric Acid Sorption by FIBAN A-5 Anion-Exchange Fiber under Static Conditions
Abstract —Excessive contents of boron and its compounds can exhibit toxic effects despite their necessity for functioning living organisms. An urgent...
-
Effect of Surface Modification with Cerium Oxide on the Transport Properties of Heterogeneous Anion Exchange Membranes MA-41
AbstractSurface modification of heterogeneous MA-41 anion-exchange membranes with cerium oxide particles, including those with a surface...
-
Cellulose based hierarchically structured anion-exchange fiber for efficient dye adsorption
Ion-exchange fiber has been widely used as a conventional adsorbent for water purification, but its base material, the petroleum, does not comply...
-
Preparation of Iron Ytterbium Garnet by Anion-Exchange Resin Precipitation
AbstractRare-earth ferrite garnets (REFGs) have pronounced magnetic and optical properties and are widely used in magnetooptics, laser and microwave...
-
Radiation Hardness of Vinyl-Pyridinium Anion Exchanger of AXIONIT VPA-2 Brand in Nitrate Solutions
AbstractRadiation hardness of vinyl-pyridinium anion exchanger of AXIONIT VPA-2 brand, synthesized at Axion–Rare and Precious Metals AO (Perm) in the...
-
Performance of Dicarboxylates for the Separation of Arsenic Species by Anion Exchange Chromatography
This work presents a study of the chromatographic performance of several dicarboxylates as eluents in anion exchange chromatography for the...
-
Iodide adsorption from aqueous solutions using zirconium-containing anion exchange resin as an oxidizing resin: batch and column studies
In the current study, a zirconium-containing anion exchange resin was synthesized as an oxidizing resin for iodide adsorption from aqueous solutions....
-
Synthesis of Glycerol Carbonate from Glycerol and Dimethyl Carbonate Using Strongly Basic Anion-Exchange Styrene–Divinylbenzene Dowex Resins
AbstractThe synthesis of glycerol carbonate from glycerol and dimethyl carbonate when using strongly basic styrene–divinylbenzene anion-exchange...
-
Anion Exchangers Based on 4-Vinylpyridine and Alkyl Dihalides: Synthesis and Application in the Sorption of Noble Metal Ions and the Addition of СО2 to Epoxides
AbstractStrongly basic anion exchangers are synthesized by the spontaneous polymerization of 4-vinylpyridine under its interaction with alkyl...
-
Retention of inorganic anions using mesoporous zirconia spheres modified with anion-exchange groups as the stationary phase for ion chromatography
A zirconia (ZrO 2 ) stationary phase with a chemically fixed silane coupling agent (trimethyl [3-(trimethoxysilyl)propyl]ammonium chloride; TMA), which...
-
New Anion Exchanger Based on Polyvinyl Chloride and Its Application in Industrial Water Treatment
Specific features of the interaction of granulated polyvinyl chloride with polyethylenepolyamine were examined. It was shown that, to perform the...
-
Sorption of Pyridine-3-carboxylic Acid by Fe-Containing Sulfonic Acid Cation Exchanger KU-2
AbstractA study is performed of the equilibrium distribution of pyridine-3-carboxylic acid and iron(III) between an aqueous solution and sulfonic...
-
Synthesis of Strong Anion Exchangers by the Interaction of 4-Vinylpyridine with Epoxy-Containing Alkylating Reagents and Their Use in the Sorption of Noble Metals
AbstractMethods of obtaining strong anion exchangers provided with oxygen-containing functional groups (–OH, C–O–C), along with pyridinium cations,...
-
Anion- and cation-exchange studies of Zr, Hf, and Th using ion-exchange resin and fiber in H2SO4 media for chemical characterization of sulfate complex of Rf
To investigate sulfate complex formation of Rf, we performed batch-wise ion-exchange experiments of its homologues Zr and Hf and its pseudo homologue...
-
Magnetite nanoparticles coated with chitosan and polyethylenimine as anion exchanger for sorptive enrichment of phosphopeptides
An anion exchange solid-phase sorbent is described. Chitosan coated magnetite nanoparticles were modified with polyethylenimine which is positively...
