Porous silica and carbon derived materials from rice husk pyrolysis char

Y Shen, P Zhao, Q Shao - Microporous and Mesoporous Materials, 2014 - Elsevier
Biomass pyrolysis is considered one of the most promising technologies for production of
sustainable fuels. Rice husk ash (RHA) contains over 60% silica, 10–40% carbon and minor …

Ecodesign of ordered mesoporous silica materials

C Gérardin, J Reboul, M Bonne… - Chemical Society Reviews, 2013 - pubs.rsc.org
Characterized by a regular porosity in terms of pore size and pore network arrangement,
ordered mesoporous solids have attracted increasing interest in the last two decades. These …

A simple template-free sol–gel synthesis of spherical nanosilica from agricultural biomass

F Adam, TS Chew, J Andas - Journal of sol-gel science and technology, 2011 - Springer
Mesoporous silica nanoparticles with a spherical morphology have been synthesized from
rice husk (agricultural biomass) by a simple, template-free synthetic approach, which was …

CO 2 adsorption performance of template free zeolite A and X synthesized from rice husk ash as silicon source

J Madhu, A Santhanam, M Natarajan… - RSC advances, 2022 - pubs.rsc.org
In this work, zeolite NaA (RA) and NaX (RX) have been successfully synthesized using rice
husk ash and it is a low cost synthesis process and it does not produce environmental …

Combined in situ XAS and DFT studies on the role of Pt in zeolite-supported metal catalysts for selective n-hexane isomerization

Y Injongkol, P Khemthong, N Yodsin, Y Wongnongwa… - Fuel, 2022 - Elsevier
In this study, we used several in situ, and spectroscopy analyses to investigate the roles of
platinum (Pt) in zeolite-supported Pt catalysts for selective n-alkane isomerization. HY …

Identification of potassium phase in catalysts supported on zeolite NaX and performance in transesterification of Jatropha seed oil

S Manadee, O Sophiphun, N Osakoo… - Fuel processing …, 2017 - Elsevier
Zeolite NaX was synthesized by using rice husk silica and used as a catalyst support. It was
impregnated with potassium acetate buffer solution to produce xK/NaX where x was …

[HTML][HTML] Comparison of potassium catalysts on zeolite sodium A and X in transesterification of palm oil and active species specification

P Seejandee, N Osakoo, P Sereerattanakorn… - Heliyon, 2024 - cell.com
Heterogeneous catalysts consisting of potassium supported on zeolites are active for
transesterification, but the effect of zeolite properties is not clearly understood. This work …

Paraquat adsorption on porous materials synthesized from rice husk silica

W Rongchapo, O Sophiphun, K Rintramee… - Water science and …, 2013 - iwaponline.com
The goal of this work was to utilize rice husk silica (RHS) and porous materials synthesized
with RHS, including mesoporous material (MCM-41) and microporous materials (zeolite …

Influence of hydrocarbons on hydrogen chloride removal from refinery off-gas by zeolite NaY derived from rice husks

CMC Tolentino, MDG de Luna, CM Futalan… - Science of The Total …, 2020 - Elsevier
The removal of gaseous hydrochloric acid (HCl) in refineries and petrochemical plants is
essential to prevent potential catalyst poisoning, equipment corrosion, and several …

Synthesis of zeolite beta with pretreated rice husk silica and its transformation to ZSM-12

S Loiha, S Prayoonpokarach, P Songsiriritthigun… - Materials Chemistry and …, 2009 - Elsevier
Silica with 98% purity was prepared from rice husk by acid leaching and used as a silica
source for the syntheses of zeolite beta (Beta) under hydrothermal conditions with gel Si/Al …