Mesoporous organic–inorganic hybrid aerogels through ultrasonic assisted sol–gel intercalation of silica–PEG in bentonite for effective removal of dyes, volatile …

PS Suchithra, L Vazhayal, AP Mohamed… - Chemical Engineering …, 2012 - Elsevier
Hybrid mesoporous materials with high surface area (1144m2/g) and enhanced thermal
stability were achieved through ultrasonication assisted sol–gel-intercalation technique …

Enhanced lanthanum adsorption by amine modified activated carbon

EM Iannicelli-Zubiani, PG Stampino, C Cristiani… - Chemical Engineering …, 2018 - Elsevier
Rare earths are one of the most critical raw materials group. In an effort to develop an
effective adsorbent for aqueous rare earths recovery, activated carbon (AC) was modified …

Modification of bentonites with nonionic surfactants for use in organic-based drilling fluids

IA Silva, FKA Sousa, RR Menezes, GA Neves… - Applied Clay …, 2014 - Elsevier
The use of organophilic bentonites as additives in organic-based drilling fluids has long
been a subject of study, but few studies have focused on the modification of these clays with …

Organic modification of montmorillonite with low molecular weight polyethylene glycols and its use in polyurethane nanocomposite foams

N Sarier, E Onder - Thermochimica Acta, 2010 - Elsevier
This paper deals with the preparation of organoclays by intercalating poly (ethylene glycol)
molecules (PEG) between Na montmorillonite (Na-MMT) layers in a clay-water suspension …

Introduction to polymer-clay nanocomposites

A Gürses, M Ejder-Korucu, C Dogar - 2015 - api.taylorfrancis.com
2.3. 2.1 Ion exchange 122 2.3. 2.2 Ion pairing 125 2.3. 2.3 Acid–base interaction and either
hydrogen bonding between substrate and adsorbate or Lewis acid–Lewis base reaction 125 …

NIR contribution to the study of modified clay minerals

J Madejová, H Pálková - Developments in Clay Science, 2017 - Elsevier
Clay minerals are abundant, inexpensive and environmentally friendly materials with a huge
potential for diverse industrial and environmental applications. Their properties can be …

Understanding the clay-PEG (and hydrophobic derivatives) interactions and their effect on clay hydration and dispersion: A comparative study

S Villabona-Estupiñán, J de Almeida Rodrigues… - Applied Clay …, 2017 - Elsevier
In oil and gas well drilling, the effective minimization of clay-water interactions is an essential
function that water-based drilling fluids must meet in order to maintain the integrity of the …

Organic exfoliation of hydrophilic bentonite using aliquat 336 and isobutyl (trimethoxy) silane to enhance its activity toward pH-dependent adsorption of …

A Borah, AR Borah, M Gogoi, R Goswami… - Clays and Clay …, 2023 - cambridge.org
The most potent and significant polyphenolic molecule from tea catechins is
epigallocatechin gallate (EGCG); it has potential anti-cancer and anti-inflammatory …

Removal of methyl orange from aqueous solutions using a bentonite modified with a new gemini surfactant

T Kan, X Jiang, L Zhou, M Yang, M Duan, P Liu… - Applied clay …, 2011 - Elsevier
Glycol bis-N-cetylnicotinate dibromide (designated as GN16-1-16), a new cationic gemini
surfactant, was prepared and used to modify bentonite. Bentonite modified with commercial …

Thermal evolution of PEG-based and BRIJ-based hybrid organo-inorganic materials. FT-IR studies

E Finocchio, C Cristiani, G Dotelli, PG Stampino… - Vibrational …, 2014 - Elsevier
This work presents the application of FT-IR spectroscopy to study the thermal evolution of
PEG-based nanocomposites prepared using montmorillonite STx intercalated with …