Articles with "cationic dyes" as a keyword



Porous CNTs/SA Composite Aerogel for Sustainable Purification of Cationic Dyes From Wastewater

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.57465

Abstract: The discharge of untreated dye wastewater into aquatic environments not only obstructs the photosynthesis of aquatic plants but also poses carcinogenic and mutagenic risks to organisms, threatening ecological balance and human health. Carbon nanotubes (CNTs)… read more here.

Keywords: dyes wastewater; porous cnts; purification; cnts composite ... See more keywords

Mutual effects behind the simultaneous removal of toxic metals and cationic dyes by interlayer-expanded MoS2 nanosheets

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Published in 2019 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-019-06277-6

Abstract: Simultaneous removal of coexisting metals and dyes from industrial wastewaters is challenging, and the mutual effects behind the co-adsorption of these pollutants remain unclear. Herein, interlayer-expanded MoS2 (IE-MoS2) nanosheets prepared by a one-pot simple and… read more here.

Keywords: cationic dyes; adsorption; mutual effects; effects behind ... See more keywords
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Application of cellulose nanocrystals prepared from agricultural wastes for synthesis of starch-based hydrogel nanocomposites: Efficient and selective nanoadsorbent for removal of cationic dyes from water.

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Published in 2020 at "Bioresource technology"

DOI: 10.1016/j.biortech.2020.123661

Abstract: A novel and bio-based hydrogel nanocomposite were developed using reinforcement of starch grafted copolymers of 2-acrylamido-2methyl propane sulfonate and acrylic acid (starch-g-(AMPS-co-AA)) hydrogel with magnetite-functionalized cellulose nanocrystals (MCNCs). The MCNCs-hydrogel was utilized as a proficient… read more here.

Keywords: cationic dyes; based hydrogel; nanoadsorbent removal; removal cationic ... See more keywords
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Application of dimensional analysis in sorption modeling of the styryl pyridinium cationic dyes on reusable iron based humic acid coated magnetic nanoparticles.

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Published in 2021 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2021.131699

Abstract: Cationic dyes exist in various industrial wastewaters and removal prior to discharge is necessary due to their carcinogenic behavior which poses a serious threat to human health. Iron based humic acid coated magnetic nanoparticles (HA-MNPs)… read more here.

Keywords: cationic dyes; adsorption; humic acid; sorption ... See more keywords

Highly efficient and reusable mesoporous zeolite synthetized from a biopolymer for cationic dyes adsorption

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Published in 2018 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"

DOI: 10.1016/j.colsurfa.2018.08.019

Abstract: Abstract A highly efficient and reusablezeolite was prepared using the biopolymer chitin as mesoporosity agent and applied to adsorb three cationic dyes. The zeolite was synthetized by the hydrothermal method and characterized. The potential of… read more here.

Keywords: cationic dyes; adsorption; efficient reusable; zeolite synthetized ... See more keywords
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An anionic metal-organic framework as a platform for charge- and size-dependent selective removal of cationic dyes

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Published in 2018 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2018.04.023

Abstract: Abstract A novel anionic framework {[Me2NH2]0.5[In0.5L0.5]·xDMF}n (1) with two one-dimensional (1D) channels along the b axis of about 7.37 × 11.95 A and 6.58 × 7.24 A was solvothermally synthesized and characterized. The adsorption studies on organic dyes having different charges… read more here.

Keywords: cationic dyes; anionic metal; framework; metal organic ... See more keywords
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Bioconjugated graphene oxide hydrogel as an effective adsorbent for cationic dyes removal.

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Published in 2018 at "Ecotoxicology and environmental safety"

DOI: 10.1016/j.ecoenv.2017.08.021

Abstract: In this study, graphene oxide - cellulose nanowhiskers nanocomposite hydrogel was easily synthesized through covalent functionalization of cellulose nanowhiskers with graphene oxide via a facile approach. The nitrene chemistry applied for covalent functionalization of graphene… read more here.

Keywords: graphene oxide; cationic dyes; oxide hydrogel; bioconjugated graphene ... See more keywords

Improvement of anionic and cationic dyes removal in aqueous solution by Indonesian agro-waste oil palm empty fruit bunches through silylation approach

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Published in 2021 at "Groundwater for Sustainable Development"

DOI: 10.1016/j.gsd.2021.100570

Abstract: Abstract In this study, oil palm empty fruit bunch (OPEFB) waste has been successfully utilized and chemically pretreated as a powerful adsorbent for removing anionic and cationic dyes in aqueous media. The extracted- and silylated-OPEFB,… read more here.

Keywords: palm empty; empty fruit; silylation approach; anionic cationic ... See more keywords

Super and selective adsorption of cationic dyes using carboxylate-modified lignosulfonate by environmentally friendly solvent-free esterification.

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Published in 2020 at "International journal of biological macromolecules"

DOI: 10.1016/j.ijbiomac.2020.05.037

Abstract: Herein, following the strategy of sustainable, environment protection, circular economy development, carboxylate-modification lignosulfonate polymer (M-LSP) was synthesized from lignosulfonate by solvent-free esterifying with maleic anhydride (MA) by one step, and was used to remove the… read more here.

Keywords: cationic dyes; carboxylate; adsorption; super selective ... See more keywords

Preparation of poly(sodium 4-styrene sulfonate) grafted magnetic chitosan microspheres for adsorption of cationic dyes.

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Published in 2021 at "International journal of biological macromolecules"

DOI: 10.1016/j.ijbiomac.2021.04.079

Abstract: A novel adsorbent with high adsorption capacity to remove cationic dyes was synthesized. Sodium 4-styrene sulfonate (SSS) was grafted polymerization on the surface of magnetic chitosan microspheres via -NH2/S2O82- surface initiating system, obtaining MCS-g-PSSS microspheres.… read more here.

Keywords: cationic dyes; adsorption; spectroscopy; adsorption capacity ... See more keywords

Preparation of clinoptilolite/starch/CoFe2O4 magnetic nanocomposite powder and its elimination properties for cationic dyes from water and wastewater.

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Published in 2021 at "International journal of biological macromolecules"

DOI: 10.1016/j.ijbiomac.2021.08.144

Abstract: A new magnetic nanocomposite clinoptilolite (CLT)/Starch/CoFe2O4 was synthesized using co-precipitation method. The prepared magnetic composite powder was utilized for decontamination of methylene blue dye (MBD), methyl violet dye (MVD), and crystal violet dye (CVD) from… read more here.

Keywords: cationic dyes; starch cofe2o4; magnetic nanocomposite; powder ... See more keywords