Adsorptive removal of Zn, Fe, and Pb from Zn dominant simulated industrial wastewater solution using polyvinyl alcohol grafted chitosan variant resins

PK Patel, LM Pandey, RVS Uppaluri - Chemical Engineering Journal, 2023 - Elsevier
In this article, the efficacy of synthesized chitosan polyvinyl alcohol derivatives has been
investigated for cyclic multi-heavy metal removal. Thereby, derivative resin revealed the …

Highly effective removal of multi-heavy metals from simulated industrial effluent through an adsorption process employing carboxymethyl-chitosan composites

PK Patel, LM Pandey, RVS Uppaluri - Environmental Research, 2024 - Elsevier
Monochloroacetic acid precursor-based carboxymethyl chitosan resins were prepared using
the chitosan with variant molecular weight. The carboxymethylation assured enhanced …

Metal biosorption onto non-living algae: a critical review on metal recovery from wastewater

ARF Carreira, H Passos, JAP Coutinho - Green Chemistry, 2023 - pubs.rsc.org
The widespread occurrence of metals in water bodies has been fueling the development of
platforms for removing and recovering these elements. Biosorption has emerged as a …

Synthesized carboxymethyl-chitosan variant composites for cyclic adsorption-desorption based removal of Fe, Pb, and Cu

PK Patel, LM Pandey, RVS Uppaluri - Chemosphere, 2023 - Elsevier
The global issue of environmental contamination from industrial wastewater comprising Cu,
Fe and Pb demands effective treatment strategies. In this article, a functional composite …

Cyclic desorption based efficacy of polyvinyl alcohol-chitosan variant resins for multi heavy-metal removal

PK Patel, LM Pandey, RVS Uppaluri - International Journal of Biological …, 2023 - Elsevier
The simultaneous removal of Cu, Pb and Fe from water bodies has been targeted in this
work with polyvinyl alcohol (PVA) and chitosan (low, medium, and high molecular weight) …

Selective isolation of heavy metals from spent electronic waste solution by macroporous ion-exchange resins

RK Nekouei, F Pahlevani, M Assefi, S Maroufi… - Journal of hazardous …, 2019 - Elsevier
Electronic waste (e-waste) has become an urgent issue in digitally dependent world, owing
to the unprecedented use of electronic devices and this has compelled the world to develop …

Hybrid synthesis of novel material through acid modification followed ultrasonication to improve adsorption capacity for zinc removal

A Saravanan, PS Kumar, AA Renita - Journal of Cleaner Production, 2018 - Elsevier
In this investigation, surface modified Caryota urens seeds were effectively combined by
sulphuric acid alteration taken after by ultrasonic treatment kee** in mind the end goal to …

Enhanced Zn (II) ion adsorption on surface modified mixed biomass–Borassus flabellifer and Aspergillus tamarii: Equilibrium, kinetics and thermodynamics study

A Saravanan, S Jeevanantham, PS Kumar… - Industrial Crops and …, 2020 - Elsevier
The present study was focused on synthesis of mixed biosorbent using agricultural waste
(Borassus flabellifer male inflorescence) and fungal biomass (Aspergillus tamarii) to study …

Competitive adsorption of quinary heavy metal ions onto chestnut shell activated carbon

D Khalla, K Belguidoum, M Nacef, M Boukour… - Materials Chemistry and …, 2024 - Elsevier
For several decades, heavy metals have been a source of environmental pollution and the
scientific community is continually asked for facing this threat. This study investigated the …

[HTML][HTML] Chitosan functionalized with carboxyl groups as a recyclable biomaterial for the adsorption of Cu (II) and Zn (II) ions in aqueous media

AM Abu El-Soad, G Lazzara… - International Journal of …, 2022 - mdpi.com
The modification of chitosan represents a challenging task in obtaining biopolymeric
materials with enhanced removal capacity for heavy metals. In the present work, the …