Composite of natural polymers and their adsorbent properties on the dyes and heavy metal ions

GÖ Kayan, A Kayan - Journal of Polymers and the Environment, 2021 - Springer
Natural polymers such as chitosan, chitin, cellulose, alginate, pectin, and lignin produced by
renewable organic resources are regarded as greener, sustainable, and eco-friendly …

A comprehensive review of heavy metals (Pb2+, Cd2+, Ni2+) removal from wastewater using low-cost adsorbents and possible revalorisation of spent adsorbents in …

YB Nthwane, BG Fouda-Mbanga… - Environmental …, 2025 - Taylor & Francis
An increasing amount of water pollution is being caused by an increase in industrial activity.
Recently, a wide range of methods, including extraction, chemical coagulation, membrane …

Salicylaldehyde derivative of nano-chitosan as an efficient adsorbent for lead (II), copper (II), and cadmium (II) ions

MS Hussain, SG Musharraf, MI Bhanger… - International journal of …, 2020 - Elsevier
In this study, a biodegradable natural polymer chitosan was modified with salicylaldehyde to
prepare salicylaldehyde functionalized chitosan nanoparticles (N-Ch-Sal). The N-Ch-Sal …

[HTML][HTML] Chitosan cross-linked and grafted with epichlorohydrin and 2, 4-dichlorobenzaldehyde as an efficient adsorbent for removal of Pb (II) ions from aqueous …

L **ao, H Shan, Y Wu - International Journal of Biological Macromolecules, 2023 - Elsevier
Epichlorohydrin-modified chitosan-Schiff base composite (CS/24Cl/ECH) prepared via the
one-pot reaction as characterized by Fourier transform Infra-Red spectroscopy (FT-IR), X-ray …

Adsorptive removal of cationic rhodamine B dye from aqueous solutions using chitosan-derived schiff base

F Alakhras, H Ouachtak, E Alhajri… - Separation Science …, 2022 - Taylor & Francis
Chemical modification of chitosanwas successfully carried out using 2, 3-dihydroxy-
benzaldehyde by a chemical condensation reaction. Fourier transform infrared (FTIR) …

Preparation and characterization of vanillin-chitosan Schiff base zinc complex for a novel Zn2+ sustained released system

C Huang, H Liao, X Liu, M **ao, S Liao, S Gong… - International Journal of …, 2022 - Elsevier
In this work, a novel sustained released system (VCSB-Zn (II)) for zinc supplements was built
by vanillin-chitosan Schiff base (VCSB) chelated with Zn 2+ to improve the zinc trace …

Engineering functionalized chitosan-based sorbent material: characterization and sorption of toxic elements

A Khan, N Ali, M Bilal, S Malik, S Badshah, HMN Iqbal - Applied Sciences, 2019 - mdpi.com
The present study reports the engineering of functionalized chitosan (CH)-based biosorbent
material. Herein, a two-step reaction was performed to chemically modify the CH using 1, 4 …

[HTML][HTML] Removal of nickel (II) ions from water by Jordan natural zeolite as sorbent material

EA Al-Abbad, RA Al Dwairi - Journal of Saudi chemical society, 2021 - Elsevier
In various laboratory conditions Ni 2+ was investigated and isolated in tone from aquatic
solutions using Jordanian natural zeolite (JNZ). The used JNZ was obtained from central …

Vanillin-crosslinked chitosan/ZnO nanocomposites as a drug delivery system for 5-fluorouracil: study on the release behavior via mesoporous ZrO 2–Co 3 O 4 …

N Salahuddin, S Awad, M Elfiky - RSC advances, 2022 - pubs.rsc.org
Herein, a series of vanillin-crosslinked chitosan (Vn-CS) nanocomposites (NCs) containing
various contents of ZnO nanoparticles (NPs) was prepared and characterized via FTIR …

Melt processing of polypropylene-grafted-maleic anhydride/Chitosan polymer blend functionalized with montmorillonite for the removal of lead ions from aqueous …

TN Moja, N Bunekar, SB Mishra, TY Tsai, SS Hwang… - Scientific reports, 2020 - nature.com
Heavy metals such as lead ions Pb (II) are a primary concern in the aquatic environment.
These is because Pb (II) is poisonous at a threshold limit above 0.01 mg/L, when consumed …