[HTML][HTML] Sustainable conversion of biodiesel-waste glycerol to acrolein over Pd-modified mesoporous catalysts

R Pothu, N Mameda, R Boddula, H Mitta… - Materials Science for …, 2023 - Elsevier
The sustainable biodiesel industry relies on converting biorefinery by-product glycerol into
valuable chemicals. A wet-impregnated Pd/SBA-15 catalyst for the selective dehydration of …

Levulinic Acid Esterification with n-Butanol over a Preyssler Catalyst in a Microwave-Assisted Batch Reactor: A Kinetic Study

LA Gallego-Villada, EA Alarcón, C Cerrutti… - Industrial & …, 2023 - ACS Publications
A Preyssler-type heteropolyacid supported on silica, synthesized and characterized by FTIR,
was tested for levulinic acid (LA) esterification with n-butanol under microwave-assisted …

[HTML][HTML] Separation of C1-C6 alcohol/ester/water system in continuous reactive distillation unit a thermodynamic analysis

S Gadekar-Shinde, P Walekar, V Patil-Shinde… - Materials Science for …, 2023 - Elsevier
Continuous reactive distillation is one of the optimized methods for synthesis of C1-C6
esters industrially. The products of the reaction are difficult to be obtained in their pure states …

Biodiesel Production from Waste Cooking Oil via β-Zeolite-Supported Sulfated Metal Oxide Catalyst Systems

BO Yusuf, SA Oladepo, SA Ganiyu - ACS omega, 2023 - ACS Publications
Waste cooking oil (WCO) is a readily available and cheap feedstock for biodiesel
production. However, WCO contains high levels of free fatty acids (FFAs), which negatively …

Restraining deactivation of β-zeolite by modifying with MgAl2O4 spinel in gas-phase glycerol dehydration

ASK de Oliveira, AMS Lopes, FF Barbosa, FI da Silva… - Molecular …, 2022 - Elsevier
MgAl 2 O 4 dispersed on HBEA zeolite with different spinel contents were successfully
synthesized and their glycerol dehydration performances were presented. The different …

Insights into Si/Al ratios for enhanced performance of β-zeolites in thermocatalytic cracking of crude oil to light olefins

AM Alhassan, A Tanimu, BO Yusuf… - Journal of the Energy …, 2024 - Elsevier
The escalating demand for key petrochemicals, particularly ethylene and propylene,
underscores the critical need for proficient catalysts in crude oil conversion processes …

Acidity of isomorphic substituted zeolites with B, Al and Ga revisited

AN Petelski, NM Peruchena, MF Zalazar - ChemPhysChem, 2024 - Wiley Online Library
Isomorphic substitution of zeolites with B, Al and Ga is a widely used approach in catalysis.
The experimentally reported trend of their acidities decreases in the order: Al> Ga> B …

Rational design of isolated tetrahedrally coordinated Ti (IV) sites in zeolite frameworks for methyl oleate epoxidation

S Klinyod, K Yomthong, P Iadrat… - Chemistry–An Asian …, 2024 - Wiley Online Library
The rational design of isolated metals containing zeolites is crucial for the catalytic
conversion of biomass‐derived compounds. Herein, we explored the insertion behavior of …

[HTML][HTML] One-Pot Synthesis of Acidic Mesoporous Activated Carbon Obtained from Yerba Mate Twigs as Suitable Catalyst for the Production of Levulinic Ester Biofuel …

JJ Alvear-Daza, A Sosa, DM Ruiz, GA Pasquale… - Catalysts, 2024 - mdpi.com
A series of activated carbons (YMBC) obtained from yerba mate twig residue (YMT) were
prepared by chemical (H3PO4) and thermal activation. Five materials were synthesized …

Environmentally benign synthesis of quinazoline-based heterocyclic compounds over zeolite H-BEA catalyst with bimodal porosity

A Lodhi, AK Dalai, KC Maheria - Journal of Chemical Sciences, 2023 - Springer
The current study focuses on the green synthesis of 2, 3-dihydroquinazolin-4-one (DHQZ),
an important pharmaceutical compound, using water as a solvent and zeolite as a solid acid …