Articles with "dye removal" as a keyword



Enhanced Surface Properties of Biochar Using Activation Strategies for Sustainable Dye Removal: A Review

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Published in 2025 at "Asia-Pacific Journal of Chemical Engineering"

DOI: 10.1002/apj.70122

Abstract: Water pollution due to hazardous dyes is a severe issue that requires investigation through sustainable and cost‐effective approaches. In the current scenario, biochar, a carbon‐rich material derived from biomass, has found significant importance as an… read more here.

Keywords: review; dye removal; activation; properties biochar ... See more keywords

Dye Removal From Tannery Wastewater Utilizing Footwear Waste: A Sustainable Approach

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Published in 2024 at "Environmental Quality Management"

DOI: 10.1002/tqem.22310

Abstract: Waste‐to‐3R (reduce, reuse, and recycle) is a promising mass balance approach in the leather sector for addressing the current challenge of overproduction of rubber sole waste in the footwear industry and dye pollution in tanneries.… read more here.

Keywords: spectroscopy; charcoal; waste; dye removal ... See more keywords

Exploiting functionalities of biomass in nanocomposite development: application in dye removal and disinfection along with process intensification

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Published in 2018 at "Clean Technologies and Environmental Policy"

DOI: 10.1007/s10098-018-1519-1

Abstract: A green synthesis of multifunctional superparamagnetic nanocomposites using the whole unripened fruit of Cassia fistula (Golden shower) with potential for removal of both cationic and anionic dyes and antimicrobial property is reported for the first… read more here.

Keywords: removal; dye removal; process intensification;

Investigations on Chemically Synthesized Pure and Doped Manganese Dioxide Nanoparticles for Dye Removal and Photocatalytic Applications

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Published in 2024 at "Journal of Fluorescence"

DOI: 10.1007/s10895-024-03605-z

Abstract: Pure and Mg2+, Ni2+, Cd2+ doped MnO2 nanoparticles were synthesized by chemical co-precipitation method. These samples were characterised by PXRD, SEM, EDX, FTIR, UV–Vis-NIR, PL, Antibacterial, Cyclic Voltammetry, Dye Degradation and Photocatalytic studies. From the… read more here.

Keywords: doped mno2; pure; dye removal; investigations chemically ... See more keywords

The Effect of Membrane Structure Prepared from Carboxymethyl Cellulose and Cellulose Nanofibrils for Cationic Dye Removal

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Published in 2018 at "Journal of Polymers and the Environment"

DOI: 10.1007/s10924-018-1341-1

Abstract: Water-stable and eco-friendly membranes were fabricated from carboxymethyl cellulose (CMC) acting as anionic adsorbent and cellulose nanofibrils (CNFs) as strengthening filler by solvent- and unidirectional freeze-casting processes, both supported with simultaneous citric acid (CA) mediated… read more here.

Keywords: dye removal; carboxymethyl cellulose; dye; cationic dye ... See more keywords

Preparation of electrospun affinity membrane and cross flow system for dynamic removal of anionic dye from colored wastewater

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Published in 2017 at "Fibers and Polymers"

DOI: 10.1007/s12221-017-7530-z

Abstract: In this research, poly(vinyl alcohol) (PVA)/chitosan electrospun nanofibrous membrane (ENM) was prepared by electrospinning method in order to investigate its dye removal ability from colored wastewater. The morphology and average fiber diameter of the membranes… read more here.

Keywords: microscopy; dye removal; colored wastewater; dye ... See more keywords
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Novel cellulose/montmorillonite mesoporous composite beads for dye removal in single and binary systems.

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Published in 2019 at "Bioresource technology"

DOI: 10.1016/j.biortech.2019.121366

Abstract: Fine aminated cellulose/montmorillonite mesoporous composite beads (ACeMt) were prepared as green-based adsorbent via a novel approach utilizing ultra-fine calcium carbonate as a pore-forming agent to increase the porosity and specific surface area of ACeMt. The… read more here.

Keywords: single binary; dye removal; composite beads; cellulose montmorillonite ... See more keywords

Performance and mechanism of polypeptidylated hemoglobin (Hb)/iron oxide magnetic composites for enhanced dye removal.

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Published in 2020 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2020.125897

Abstract: Composites of polypeptidylated hemoglobin supported on different iron oxide weights (0.5:1 and 1:1) were developed and demonstrated to function as efficient adsorbents for Eriochrome black-T dye removal. The synthesis of these adsorbents were performed through… read more here.

Keywords: polypeptidylated hemoglobin; dye removal; adsorption; iron oxide ... See more keywords

Clay-based electrospun nanofibrous membranes for colored wastewater treatment

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Published in 2019 at "Applied Clay Science"

DOI: 10.1016/j.clay.2018.11.003

Abstract: Abstract Novel montmorillonite (Mt) chitosan/poly(vinyl alcohol) (PVA) nanocomposite electrospun nanofibrous membranes (ENM) were prepared and utilized for the treatment of colored wastewater. The Mt. with different mass percentages (0, 1.0, 2.0 and 3.0 mass%) was… read more here.

Keywords: electrospun nanofibrous; nanofibrous membranes; treatment; dye removal ... See more keywords

Synthesis of a terpolymer based on chitosan and lignin as an effective flocculant for dye removal

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

DOI: 10.1016/j.colsurfa.2017.10.012

Abstract: Abstract Flocculant based on natural polymer has attracted more attention duo to its rich source, low cost and eco-friendliness. In this paper, we adopted a synthetic monomer of acrylamide to graft chitosan and lignin together… read more here.

Keywords: chitosan lignin; removal; dye removal; terpolymer ... See more keywords

Investigation of dye removal ability and reusability of green and sustainable silica and carbon-silica hybrid aerogels prepared from paddy waste ash

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Published in 2021 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"

DOI: 10.1016/j.colsurfa.2021.127370

Abstract: Abstract In this study, the paddy waste ash (PA) was utilized for producing carbon-silica hybrid (PCS) and silica (PS) aerogels. X-ray fluorescence (XRF) spectrometer analysis revealed a high silica content in PA. Crystalline SiO2-cristobalite structure… read more here.

Keywords: silica; paddy waste; waste ash; dye removal ... See more keywords