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Adsorption characteristics of UO(2)(2+) and Th(4+) ions from simulated radioactive solutions onto chitosan/clinoptilolite sorbents.
Adsorption features of UO(2)(2+) and Th(4+) ions from simulated radioactive solutions onto a novel chitosan/clinoptilolite (CS/CPL) composite as beads have been investigated compared with chitosan… Expand
Heavy metals adsorption on some iminodiacetate chelating resins as a function of the adsorption parameters
Abstract The adsorption properties of some novel chelating resins (CRs) bearing iminodiacetate groups for removal of heavy metal ions like: Cu(II), Co(II) and Ni(II) from aqueous solutions… Expand
Sorption Isotherms of Heavy Metal Ions onto Semi-Interpenetrating Polymer Network Cryogels Based on Polyacrylamide and Anionically Modified Potato Starch
Semi-interpenetrating polymer network (semi-IPN) cryogels based on polyacrylamide (PAAm) and anionically modified potato starch (PA) were synthesized and tested as sorbents for heavy metal ions like:… Expand
Evaluation of Cu2+, Co2+ and Ni2+ ions removal from aqueous solution using a novel chitosan/clinoptilolite composite: Kinetics and isotherms
Abstract A novel chitosan/clinoptilolite composite, as beads with an average size of 800 μm in diameter, in dry state, was used for comparative studies on the removal of toxic metal ions like: Cu 2+… Expand
Preparation and characterization of IPN composite hydrogels based on polyacrylamide and chitosan and their interaction with ionic dyes
Abstract Preparation and characterization of some interpenetrating polymer networks (IPN) composite hydrogels based on polyacrylamide (PAAm) and chitosan (CS) are presented in the paper. The reaction… Expand
Preparation and characterization of novel composites based on chitosan and clinoptilolite with enhanced adsorption properties for Cu2+.
Novel ionic composites based on chitosan (CS) and clinoptilolite (CPL), a widespread natural zeolite, were prepared in this work as microspheres by a "tandem" ionic/covalent cross-linking. The mass… Expand
Facile fabrication of chitosan/poly(vinyl amine) composite beads with enhanced sorption of Cu2+. Equilibrium, kinetics, and thermodynamics
Abstract Novel and efficient composite sorbents based on 60 wt.% chitosan (CS) and 40 wt.% poly(vinyl amine) (PVAm) (C64) were fabricated as beads and their sorption capacity (SC) for Cu2+ ions from… Expand
Polysaccharides constructed hydrogels as vehicles for proteins and peptides. A review.
Macromolecular drugs, such as proteins and peptides, are lately readily available and used in the treatment of diseases including diabetes and cancer, as well as in therapies such as gene therapy,… Expand
Sorption of Pb(II), Cd(II) and Zn(II) by iminodiacetate chelating resins in non-competitive and competitive conditions
Abstract Two chelating resins (CRs) bearing iminodiacetate (IDA) groups derived from acrylonitrile - divinylbenzene (AN-DVB) copolymers having 10 and 15 wt.% nominal cross-linking degrees and a high… Expand
Design of porous strong base anion exchangers bearing N,N-dialkyl 2-hydroxyethyl ammonium groups with enhanced retention of Cr(VI) ions from aqueous solution
Abstract Porous strong base anion exchanger (SBAEx) microspheres bearing either N,N-dimethyl 2-hydroxyethyl ammonium, or N,N-diethyl 2-hydroxyethyl ammonium functional groups attached to… Expand