Montmorillonite and modified montmorillonite as adsorbents for removal of water soluble organic dyes: A review on current status of the art

M Al Kausor, SS Gupta, KG Bhattacharyya… - Inorganic Chemistry …, 2022 - Elsevier
Clays are naturally occurring environment-friendly materials possessing high specific
surface area and good cation exchange capacity. Montmorillonite, one of the widely …

Adsorption of heavy metals on kaolinite and montmorillonite: a review

SS Gupta, KG Bhattacharyya - Physical Chemistry Chemical Physics, 2012 - pubs.rsc.org
The process of adsorption is considered to be one of the best water treatment technologies
around the world. Different heavy metals, due to their toxic and hazardous nature, are …

Application of adsorption process for effective removal of emerging contaminants from water and wastewater

BS Rathi, PS Kumar - Environmental Pollution, 2021 - Elsevier
Emerging pollutants in the marine ecosystem, as well as their possible impact on live
species, have become a rising cause of worry. A traditional wastewater treatment plants …

Simultaneous adsorption of atrazine and Cu (II) from wastewater by magnetic multi-walled carbon nanotube

WW Tang, GM Zeng, JL Gong, Y Liu, XY Wang… - Chemical Engineering …, 2012 - Elsevier
In this paper, a magnetic multi-walled carbon nanotube (MMWCNT) was developed and
investigated to explore the possible application in the simultaneous removal of atrazine and …

Removal of heavy metals from aqueous solutions by multi-walled carbon nanotubes modified with 8-hydroxyquinoline

SA Kosa, G Al-Zhrani, MA Salam - Chemical Engineering Journal, 2012 - Elsevier
Multi-walled carbon nanotubes (MWCNTs) were modified with 8-hydroxyquinoline and used
for the removal of Cu (II), Pb (II), Cd (II) and Zn (II) from aqueous solutions. Fourier transform …

Bifunctional porous polyethyleneimine-grafted lignin microspheres for efficient adsorption of 2, 4-dichlorophenoxyacetic acid over a wide pH range and controlled …

H Wu, L Gong, X Zhang, F He, Z Li - Chemical Engineering Journal, 2021 - Elsevier
Herbicides pollution is currently a big threat to the environment due to their widespread use
in the agricultural field. Herein, we proposed the creation of bifunctional porous …

Removal of lead ion and oil droplet from aqueous solution by lignin-grafted carbon nanotubes

Z Li, J Chen, Y Ge - Chemical Engineering Journal, 2017 - Elsevier
Water contamination is one of the most serious problems afflicting people throughout the
world, innovation of nanomaterials with eco-friendliness is important for a greener …

Adsorption of aluminum and lead from wastewater by chitosan-tannic acid modified biopolymers: isotherms, kinetics, thermodynamics and process mechanism

MA Badawi, NA Negm, MTH Abou Kana… - International Journal of …, 2017 - Elsevier
Chitosan was reacted by tannic acid to obtain three modified chitosan biopolymer. Their
chemical structures were characterized by FTIR and elemental analysis. The prepared …

Removal of Cu (II) from aqueous solutions using chemically modified chitosan

B Kannamba, KL Reddy, BV AppaRao - Journal of Hazardous Materials, 2010 - Elsevier
Chemically modified chitosan namely epichlorohydrin cross-linked xanthate chitosan
(ECXCs) has been used for the removal of Cu (II) ions from aqueous medium. The influence …

Surface-functionalized porous lignin for fast and efficient lead removal from aqueous solution

Z Li, D Xiao, Y Ge, S Koehler - ACS Applied Materials & Interfaces, 2015 - ACS Publications
The development of ecofriendly sorbents for fast and efficient removal of heavy metals from
aqueous media still remains a significant challenge. Here, we report that this task can be …