Clay nanotube-metal core/shell catalysts for hydroprocesses

A Glotov, A Vutolkina, A Pimerzin… - Chemical Society …, 2021 - pubs.rsc.org
Catalytic hydroprocesses play a significant role in oil refining and petrochemistry. The
tailored design of new metal nanosystems and optimization of their support, composition …

Halloysite-based hybrids/composites in catalysis

S Sadjadi - Applied Clay Science, 2020 - Elsevier
Heterogeneous catalysis benefits from some merits such as facile catalyst separation and
recyclability. In this context, use of halloysite that is a naturally occurring clay with tubular …

Layered composite based on halloysite and natural polymers: A carrier for the pH controlled release of drugs

L Lisuzzo, G Cavallaro, S Milioto… - New Journal of Chemistry, 2019 - pubs.rsc.org
We have prepared new biohybrid materials based on halloysite nanotubes and natural
polymers (alginate and chitosan) for the controlled and sustained release of bioactive …

[HTML][HTML] Clay-supported acidic ionic liquid as an efficient catalyst for conversion of carbohydrates to 5-hydroxymethylfurfural

S Sadjadi, N Abedian-Dehaghani, MM Heravi… - Journal of Molecular …, 2023 - Elsevier
Halloysite nanoclay has been used as a natural support for the immobilization of an acidic
ionic liquid with multiple acidic sites. To graft the ionic liquid on the halloysite, amino …

Halloysite-supported silicotungstic acid as an efficient catalyst for dehydration of fructose to 5-hydroxymethylfurfural

F Saghandali, M Kazemeini, S Sadjadi - … of Physics and Chemistry of Solids, 2024 - Elsevier
Three Keggin-type heteropolyacids were impregnated upon halloysite to produce
heterogeneous acidic catalysts for synthesizing 5-hydroxymethylfurfural (5-HMF) …

Halloysite nanotubes: smart nanomaterials in catalysis

M Massaro, R Noto, S Riela - Catalysts, 2022 - mdpi.com
The use of clay minerals as catalyst is renowned since ancient times. Among the different
clays used for catalytic purposes, halloysite nanotubes (HNTs) represent valuable resources …

Ionic liquid-functionalized halloysite as an efficient catalyst for the production of 5-hydroxymethylfurfural

S Sadjadi, N Abedian-Dehaghani, X Zhong… - Applied Clay …, 2023 - Elsevier
Three different acidic ionic liquids were covalently grafted on halloysite to give
heterogeneous catalysts. The acidity of the catalysts was higher than halloysite and differed …

Ultrafine cobalt nanoparticles supported on carbon nanospheres for hydrolysis of sodium borohydride

H Zhang, G Xu, L Zhang, W Wang, W Miao, K Chen… - Renewable Energy, 2020 - Elsevier
Sodium borohydride (NaBH 4) is an ideal chemical carrier of hydrogen due to its high
hydrogen release capacity via hydrolysis, however the reaction is restricted by a competent …

Fe (III) superoxide radicals in halloysite nanotubes for visible-light-assisted benzyl alcohol oxidation and oxidative CC coupling of 2-naphthol

MJ Baruah, TJ Bora, R Dutta, S Roy, AK Guha… - Molecular …, 2021 - Elsevier
Selective oxidation of benzyl alcohols to aldehydes and 2-naphthol to BINOL was achieved
by activation of molecular oxygen (O 2) and hydrogen peroxide (H 2 O 2) over an iron-oxide …

[HTML][HTML] An efficient initiator system containing AlCl3 and supported ionic-liquid for the synthesis of conventional grade polyisobutylene in mild conditions

S Yousefi, N Bahri-Laleh, M Nekoomanesh… - Journal of Molecular …, 2022 - Elsevier
Ionic liquid based systems are used to facilitate the cationic polymerization of isobutylene to
conventional grade polyisobutylene (PIB) using AlCl 3 as an initiator. Specifically, the …