Agricultural waste valorization towards (nano) catalysts for the production of chemicals and materials

J Lou, MR Babadi, M Otadi, M Tarahomi, Q Van Le… - Fuel, 2023 - Elsevier
Numerous nations around the world have made agriculture their primary industrial sector as
it provides employment to millions of people and contributes a significant portion to their …

Recovery of value added products from rice husk ash to explore an economic way for recycle and reuse of agricultural waste

A Kumar, B Sengupta, D Dasgupta, T Mandal… - … Science and Bio …, 2016 - Springer
Rice husk ash (RHA) is the major by-product left after the burning of rice husk, which is
profusely present throughout the process of the rice milling. The burnt rice husk, as RHA, in …

A study on the oxidation of phenol by heterogeneous iron silica catalyst

F Adam, J Andas, IA Rahman - Chemical Engineering Journal, 2010 - Elsevier
A series of iron silica catalyst with (5–20) wt.% Fe3+ were prepared by means of a simple
solvent extraction and sol–gel technique. These catalysts were probed for the oxidation of …

Dendrimer-encapsulated Pd (0) nanoparticles immobilized on nanosilica as a highly active and recyclable catalyst for the copper-and phosphine-free Sonogashira …

M Esmaeilpour, A Sardarian, J Javidi - Catalysis Science & Technology, 2016 - pubs.rsc.org
This study demonstrates a new synthetic strategy for the preparation of porous SiO2 for
catalytic applications using natural and waste materials from rice husks as the source of …

The oxidation of styrene by chromium–silica heterogeneous catalyst prepared from rice husk

F Adam, A Iqbal - Chemical Engineering Journal, 2010 - Elsevier
Chromium was incorporated into the silica matrix extracted from rice husk in basic, neutral
and acidic medium. The prepared catalysts were labeled as RHCr-10, RHCr-7 and RHCr-3 …

Heteropolyanion-based ionic liquid-functionalized mesoporous copolymer catalyst for Friedel–Crafts benzylation of arenes with benzyl alcohol

J Li, Y Zhou, D Mao, G Chen, X Wang, X Yang… - Chemical Engineering …, 2014 - Elsevier
A new heteropolyanion-based acidic ionic liquid-functionalized mesoporous copolymer P
(VB-VMS) PW was prepared by anion-exchange of 1, 3-propanesulfonate poly (N …

The liquid phase oxidation of styrene with tungsten modified silica as a catalyst

F Adam, A Iqbal - Chemical Engineering Journal, 2011 - Elsevier
Tungsten was incorporated into silica matrix using sodium silicate from rice husk at pH 10, 7
and 3. These catalysts were labeled as RHW-10, RHW-7 and RHW-3. The pH was found to …

Novel zirconium containing cage type silicate (Zr-KIT-5): an efficient Friedel–Crafts alkylation catalyst

A Ramanathan, H Zhu, R Maheswari… - Chemical Engineering …, 2015 - Elsevier
Zirconium was successfully incorporated into cubic KIT-5 mesoporous silicate by direct
hydrothermal synthesis employing F127 triblock copolymer as the structure-directing agent …

Ceria and titania incorporated silica based catalyst prepared from rice husk: adsorption and photocatalytic studies of methylene blue

F Adam, L Muniandy, R Thankappan - Journal of colloid and interface …, 2013 - Elsevier
Titania and ceria incorporated rice husk silica based catalyst was synthesized via sol–gel
method using CTAB and glycerol as surface directing agents at room temperature and …

Silica supported amorphous molybdenum catalysts prepared via sol–gel method and its catalytic activity

F Adam, A Iqbal - Microporous and mesoporous materials, 2011 - Elsevier
Silica supported amorphous molybdenum catalysts had been synthesized in alkali, neutral
and acidic medium via sol–gel technique. The catalysts were found to be amorphous and …