Introduction to Polymeric Adsorbent

Herein, the adsorption behavior of glucose and 5-HMF and its follow-up products (LA and FA) from aqueous solutions onto polymeric adsorbents modified with various functional groups (XAD-4, XAD7HP, and XAD761 resins) was systematically investigated.

Finally, the WG/CaCl2/SiO2 film was used as a polymeric adsorbent for extraction of bioactive compounds from red grape pomace.

The current review critically investigates the effect of using microwave heating technique on Carbon based, minerals and polymeric adsorbents’ morphology, surface chemistry, and pore structure.

In the present study, a novel, eco-friendly, and simple polymeric adsorbent was obtained from cellulose acetate butyrate (CAB) and cysteine (Cys) to remove silver (I) ions in the presence of a thiol-ene click reaction under UV rays.

The natural polymers were wheat flour, turmeric powder, pure starch, starch nanoparticles and some other forms of rice or wheat grains, while the synthetic polymeric adsorbents were polyaniline (PAni) and PAni/starch composites systematically studied for dyes adsorption.

Benefiting from its broad-spectrum antimicrobial activity, the present polymeric adsorbent can inhibit the growth of approximately 99% of marine microorganisms.

β-CD, which is normally insoluble in water, is used in demanding wastewater applications by being modified with the help of different agents to be water soluble or transformed into polymeric adsorbents as a result of co-polymerization via cross-linkers.

These structures and isotherms were obtained using a sorption-relaxation technique that accounts for the critical role of flexibility of the polymeric adsorbents.

Among all, polymeric adsorbents demonstrate great applicability in different environmental conditions and attract many researchers to work on them, although there is not enough reliable and precise information regarding these adsorbents.

The non-modified and modified polymeric adsorbents along with nano adsorbents are categorized in adsorption section.

Amberlite XAD-4 (XAD-4) is a polymeric adsorbent that is a crosslinked polystyrene copolymer resin known for its durability, chemical stability, and large surface area.

Arsenic was tightly anchored to the polymeric adsorbent.

Polymeric adsorbents with different properties were synthesized via suspension polymerization.

In this paper, the adsorptive performance of synthesized thiourea (TU) modified poly(acrylonitrile-co-acrylic acid) (TU-P(AN-co-AA)) polymeric adsorbent for capturing p-nitrophenol (PNP) from aqueous solution was investigated.

When synthesizing copper compounds containing polymeric adsorbents, it was found that the two copper oxides, Cu2O and CuO, deposited in the skeleton of a strongly basic macroreticular anion exchanger (An) radically diminished the porosity of the obtained composites in relation to the host material.

This review analyses the account of biological (microalgae) and synthetic (bio-polymeric adsorbents) elements to compass the treatment efficiencies of various water pollutants and mechanisms behind them.

A tailored chitosan crosslinked isovanillin (CCIV) polymeric adsorbent generated using homogeneous catalysis was applied for the extraction and removal of direct yellow dye 50 (DY 50), through rapid adsorption due to an electrostatic attraction between the dye molecules and CCIV frameworks.

In light of this development, this chapter presents an overview of the development of polymeric adsorbents from different agrowastes along with used physical and methods with their success and shortcomings.

Herein a novel polymeric adsorbent composite material was introduced for the adsorption of methylene blue from aqueous solutions for the purpose of water treatment.

To achieve an effective disposal, nanocomposite hydrogels owing enhanced adsorption capacity and mechanical strength can be designed as polymeric adsorbents.

Electrospun fibrous adsorbents are then categorized according to their compositions, such as single polymer adsorbents, polymer composite adsorbents, and filler-added polymeric adsorbents, and their adsorption capacities towards specific contaminants are compared with discussions on the adsorption mechanism.

The valorization of the fly-ash waste in the sustainable and cost-effective development of geopolymeric adsorbents and catalysts for the treatment and control of environmental contaminants and energy production and storage could lead to many economic benefits due to the low cost and resource recycling of this globally abundant raw material.

Due to the incompatibility of many adsorbents to F2 and HF, aluminas and polymeric adsorbents were selected as potentially compatible materials.

Here, we review the application of polyaniline-based polymeric adsorbent for the adsorption of dyes which have been received considerable attention.

The higher adsorption capacity of poly(AA-co-EGDMA) to the antidepressants than to the poly(MA-co-EGDMA) demonstrates agreement with the interaction predicted by the computational simulation, showing its efficiency on predict the best functional monomer to synthesize polymeric adsorbents.

The adsorption studies carried out using radiation grafted polymeric adsorbents along with fouling studies are discussed in this paper.

Porous polymeric adsorbents for CO2 capture (HCP-MAAMs) were fabricated by copolymerization of methacrylamide (MAAM) and ethylene glycol dimethacrylate using acetonitrile and azobisisobutyronitrile as a porogen and initiator, respectively.

Functionalized resin particles were synthesized by grafting different ligands (diethylenetriaminepentaacetic dianhydride (DTPADA), phosphonoacetic acid (PAA), or N,N-bis(phosphonomethyl)glycine (BPG)) onto pre-aminated polymeric adsorbents (diameter ∼ 0.

Preparation of polymeric adsorbent and study of its adsorption of heavy metal ions in water.

Herein, a novel highly-porous Vinylbenzyl chloride-Divinylbenzene (VBC-DVB) polymeric adsorbent was synthesized with embedded microcapsules (Hypercrosslinked VBC-DVB Beads (HVPM)).

Surface functionalization with thiourea was carried out to provide hydrophilicity on the surface of a polymeric adsorbent.

14 mg/g) with other reported polymeric adsorbents.

The aim of this study was to fabricate a novel spherical polymeric adsorbent composed of cross-linked chitosan beads grafted by polyethylenimine (PEI) to remove DS from water.

PEI-functionalized nanofibres showed a high potential for the removal of phenols from aqueous solutions and opens a promising research direction for their use as an innovative polymeric adsorbent during pretreatment in MD processes.

The adsorption of nitrophenols by N-vinylpyrrolidone-based polymeric adsorbents is studied under static conditions.

Chemical modification of polymeric matrices with pendant functional groups is a valuable method used to improve the surface and interface chemistry of polymeric adsorbents, to achieve better adsorption performance and to design tailor-made adsorbents with respect to specific pollutants.

A natural polymeric adsorbent, β-cyclodextrin immobilized starch (CS-βCD) was prepared by introducing host functional molecule β-cyclodextrin (β-CD) onto starch in presence of citric acid.

Herein, we use four external cross-linkers (carbon tetrachloride, formaldehyde dimethyl acetal, α,α′-dichloro-p-xylene, 4,4′-bis(chloromethyl)-1,1′-biphenyl) to enhance the porosity of the polymeric adsorbents derived from the waste polystyrene.

The bridging material, polymeric adsorbent materials and filler materials and particle size distribution were optimized.

In contrast, the nanotoxicity health concerns of both organic and inorganic nanomaterials found in water are also mentioned; therefore, more emphasis was put onto polymeric adsorbents and catalysts designed for the removal of nanotoxicity in wastewater.

The strain was cultivated on a potato dextrose agar (PDA) medium, coupling solid-state fermentation and solid-state extraction (SSF/SSE) with a neutral macroreticular polymeric adsorbent XAD Amberlite resin (AMBERLITE XAD1600N).

Hydrophobicity differences are utilized when polymeric adsorbents (e.

The present study aims at the synthesis of highly efficient, three dimensional, porous, alumino-silicate geopolymeric adsorbents derived from the steel plant LD (Linz–Donawitz) slag, a potential raw material for geopolymerisation, to remove toxic fluoride ions from wastewater.

The results of small-molecule standards are validated by a proof-of-principle development of the H2BHT-functionalized polymeric adsorbent material that affords high uranium uptake capacity even in the presence of competing vanadium (V) ions in aqueous medium.

In this work, a kind of β-Cyclodextrin based polymeric adsorbent (PCD-VI) with an expanded “pocket” structure was created, and it exhibited excellent adsorption capacities for different kinds of pollutants, cationic rhodamine B (RB), anionic Congo red (CR) and cadmium ion (Cd(II)) in a mono-component solution.

A new polymeric adsorbent for Cr(VI) ions based on an expanded poly(tetrafluoroethylene) (ePTFE) film was prepared by the combined use of the pretreatment with oxygen plasma and photografting of 2-(dimethylamino)ethyl methacrylate (DMAEMA).

The sorption capacities of polymeric adsorbents for all the adsorbates decrease in the order Cell-g-HEMA-co-GMA > Cell-g-HEMA > Pure cellulose.

Thiourea-modified poly(acrylonitrile-co-acrylic acid) (TU-poly(AN-co-AA)) polymeric adsorbent was synthesized and characterized with Fourier-transform infrared (FTIR) spectroscopy, scanning electron microscope (SEM) and Zetasizer.

In this study, a new polymeric adsorbent (TP-AFC) was prepared by modifying polyaniline with trimethyl phosphate for the selective recovery of gold from wastewater.

A new polymeric adsorbent to improve portable dialysis treatment by simplifying urea removal at the dialysate regeneration step is proposed.

To consider the afore-mentioned problem, recently in authors' laboratory, an efficient biopolymeric adsorbent has been prepared using poly (vinyl imidazole) crosslinked chitosan (cl-Ch-pVI) through a simple microwave-assisted free radical polymerization technique.

The design and development of modified lignin-based materials as cost-effective polymeric adsorbents is a hot topic in adsorption science.

Ionimprinted polymeric adsorbents were fabricated via cryopolymerization.

Polymeric adsorbent beads have been synthesized by the precipitation polymerization method which guarantees a homogeneous particles size distribution and the integrity of the generated imprinted cavities.

Considering the scarcity of studies on apolar chitosan-based adsorbents for the removal of heavy metals, the promising results presented herein allow a better understanding of the relation between apolar groups and pH control, which could aid the design of polymeric adsorbents.

This adsorption capacity was higher than or comparable to those of other polymeric adsorbents for Cr(VI) ions.