Polyphenol–SiO2 hybrid biosorbent for heavy metal removal. Yerba mate waste (Ilex paraguariensis) as polyphenol source: Kinetics and isotherm studies

GJ Copello, MP Pesenti, M Raineri, AM Mebert… - Colloids and Surfaces B …, 2013 - Elsevier
A low-cost biosorbent hybrid material ready for application was obtained in this work. Yerba
mate (Ilex paraguariensis) milling residual dust was used as a polyphenol source by …

Evaluation of Effective Composite Biosorbents Based on Wood Sawdust and Natural Clay for Heavy Metals Removal from Water

R Del Sole, AA Fogel, VA Somin, G Vasapollo… - Materials, 2023 - mdpi.com
Bentonitic clay and wood sawdust are natural materials widely available in nature at low
cost with high heavy metals sorption properties that, in this work, were combined to achieve …

Enhanced selective metal adsorption on optimised agroforestry waste mixtures

E Rosales, L Ferreira, MÁ Sanromán, T Tavares… - Bioresource …, 2015 - Elsevier
The aim of this work is to ascertain the potentials of different agroforestry wastes to be used
as biosorbents in the removal of a mixture of heavy metals. Fern (FE), rice husk (RI) and oak …

Mechanisms of adsorption of heavy metal cations from waters by an amino bio-based resin derived from Rosin

W Huang, K Diao, X Tan, F Lei, J Jiang, BA Goodman… - Polymers, 2019 - mdpi.com
Rosin derived from conifer trees is used as the basis for a novel environmentally-friendly
adsorbent prepared from a sustainable resource. After treatment with ethylenediamine …

A breakthrough biosorbent in removing heavy metals: Equilibrium, kinetic, thermodynamic and mechanism analyses in a lab-scale study

A Abdolali, HH Ngo, W Guo, S Lu, SS Chen… - Science of the Total …, 2016 - Elsevier
A breakthrough biosorbent namely multi-metal binding biosorbent (MMBB) made from a
combination of tea wastes, maple leaves and mandarin peels, was prepared to evaluate …

Polyvinyl alcohol modified chitosan composite as a novel and efficient adsorbent for multi-metal removal

KS Sopanrao, I Sreedhar - Separation and Purification Technology, 2024 - Elsevier
This study focussed on the development of a novel and efficient adsorbent derived from
polyvinyl alcohol-modified chitosan composite for the removal of Cu+ 2, Ni+ 2, and Zn+ 2 …

Aluminate treated Casuarina equisetifolia leaves as potential adsorbent for sequestering Cu (II), Pb (II) and Ni (II) from aqueous solution

RAK Rao, A Khatoon - Journal of Cleaner Production, 2017 - Elsevier
In the present study, a novel biosrbent was prepared by treating Casuarina equisetifolia
leaves with sodium aluminate (SATCEL) and utilized for the removal of heavy metals from …

Synthesis of eco-friendly biopolymer, alginate-chitosan composite to adsorb the heavy metals, Cd (II) and Pb (II) from contaminated effluents

MF Hamza, NA Hamad, DM Hamad, MS Khalafalla… - Materials, 2021 - mdpi.com
Efficient removal of Cd (II) and Pb (II) from contaminated water is considered a fundamental
point of view. Synthetic hydrogel biopolymers based on chitosan and alginate (cost-effective …

Adsorption studies on removal of Pb (II) and Cd (II) ions using chitosan derived copoymeric blend

E Radha, T Gomathi, PN Sudha, S Latha… - Biomass Conversion …, 2021 - Springer
Removal of heavy metal ions from wastewater is of crucial importance for an unpolluted
environment and social wellbeing. The present study was designed to prepare a novel …

Cd (II) and Ni (II) uptake by novel biosorbent prepared from oil palm residual biomass and Al2O3 nanoparticles

A Herrera-Barros, C Tejada-Tovar… - Sustainable Chemistry …, 2020 - Elsevier
Major efforts have been made relating to the development of novel biosorbents applied to
remove wastewater pollutants such as heavy metal ions and dyes. This work is focused on …