Preparation of zwitterionic hybrid polymer and its application for the removal of heavy metal ions from water

J Liu, Y Ma, T Xu, G Shao - Journal of hazardous materials, 2010 - Elsevier
A series of zwitterionic hybrid polymers were prepared from the ring-opening polymerization
of pyromellitic acid dianhydride (PMDA) and phenylaminomethyl trimethoxysilane …

High-affinity detection and capture of heavy metal contaminants using block polymer composite membranes

Y Zhang, JR Vallin, JK Sahoo, F Gao… - ACS Central …, 2018 - ACS Publications
Adsorptive membranes offer one possible solution to the challenge of removing and
recovering heavy metal ion contaminants and resources from water supplies. However …

Novel cross-linked polymers having pH-responsive amino acid residues for the removal of Cu2+ from aqueous solution at low concentrations

SA Ali, OCS Al Hamouz, NM Hassan - Journal of hazardous materials, 2013 - Elsevier
Two novel cross-linked anionic polyelectrolytes (CAPE) I and II containing pH-responsive
amino acid residues have been synthesized via cycloco-and ter-polymerization of a …

Ion exchange recovery of rhenium from industrially relevant sulfate solutions: Single column separations and modeling

S Virolainen, M Laatikainen, T Sainio - Hydrometallurgy, 2015 - Elsevier
In this study, phenomena behind recovery of Re by weak anion exchangers from sulfate
solutions containing Mo and As as impurities were investigated. All the metals exist as …

Removal of heavy metal ions using a novel cross-linked polyzwitterionic phosphonate

OCS Al Hamouz, SA Ali - Separation and purification technology, 2012 - Elsevier
A novel cross-linked polyzwitterionic acid (CPZA) was synthesized via
cyclocopolymerization of diallylaminomethylphosphonic acid and 1, 1, 4, 4 …

Removal of copper and nickel from concentrated ZnSO4 solutions with silica-supported chelating adsorbents

K Sirola, M Laatikainen, M Lahtinen… - Separation and purification …, 2008 - Elsevier
The removal of copper and nickel from concentrated zinc sulfate solutions using two different
silica-supported chelating adsorbents (designated as WP-1 and CuWRAM) was studied …

[HTML][HTML] Adsorptive Recovery of Cu2+ from Aqueous Solution by Polyethylene Terephthalate Nanofibres Modified with 2-(Aminomethyl)Pyridine

TC Totito, K Laatikainen, O Pereao, C Bode-Aluko… - Applied Sciences, 2021 - mdpi.com
Featured Application Adsorption of Cu2+ ions from aqueous solution and desorption of
Cu2+ from WPET-SiAMPy composite nanofibres. Abstract The accumulation of plastic waste …

Complex Formation of d‐Metal Ions at the Interface of TbIII‐Doped Silica Nanoparticles as a Basis of Substrate‐Responsive TbIII‐Centered Luminescence

N Davydov, A Mustafina, V Burilov, E Zvereva… - …, 2012 - Wiley Online Library
The complex formation of d‐metal ions at the interface of TbIII‐doped silica nanoparticles
modified by amino groups is introduced as a route to sensing d‐metal ions and some …

Acidity of the poly (acrylamidoxime) adsorbent in aqueous solution: determination of the proton affinity distribution via potentiometric titrations

N Mehio, B Williamson, Y Oyola… - Industrial & …, 2016 - ACS Publications
Poly (acrylamidoxime) fibers are the current state of the art adsorbent for mining uranium
from seawater. While the acid dissociation constants, p K a, of characteristic amidoxime and …

Recovery of ReO4− by weakly basic anion exchangers: Modeling of sorption equilibrium and rate

M Laatikainen, S Virolainen, E Paatero… - Separation and …, 2015 - Elsevier
Equilibria and dynamics of rhenium uptake from nitrate, chloride and sulfate matrices using
weak base anion exchangers have been studied. Gel-type IRA-67 containing tertiary amine …