Molecular views on mechanisms of brønsted acid-catalyzed reactions in zeolites

C Chizallet, C Bouchy, K Larmier… - Chemical …, 2023 - ACS Publications
The Brønsted acidity of proton-exchanged zeolites has historically led to the most impactful
applications of these materials in heterogeneous catalysis, mainly in the fields of …

Production of value-added aromatics from wasted COVID-19 mask via catalytic pyrolysis

SB Lee, J Lee, YF Tsang, YM Kim, J Jae, SC Jung… - Environmental …, 2021 - Elsevier
In this study, wasted mask is chosen as a pyrolysis feedstock whose generation has
incredibly increased these days due to COVID-19. We suggest a way to produce value …

Ion-exchanged commercial-zeolites for O2 production and CO2 capture by swing adsorption technology: a brief review

LK Anh, NQ Long - International Journal of Environmental Science and …, 2024 - Springer
Ion-exchange commercial zeolite, such as Faujasite (FAU), Linde Type A (LTA), Mordenite
(MOR) zeolite, stands as a versatile and promising solution for both O2 production and CO2 …

Transition metal modified hierarchical ZSM-5 nanosheet for catalytic cracking of n-pentane to light olefins

Y Tian, X He, X Chen, C Qiao, H Wang, Z Diao, G Liu - Fuel, 2024 - Elsevier
Catalytic cracking of naphtha is an effective way to produce light olefins, in which zeolite
catalyst plays an important role. In this work, hierarchical ZSM-5 self-pillared nanosheet (NS) …

Hierarchical zeolites obtained by alkaline treatment for enhanced n-pentane catalytic cracking

Z Wang, R Zhang, J Wang, Z Yu, Y **ang, L Kong… - Fuel, 2022 - Elsevier
This study manufactured various hierarchical ZSM-5 zeolites using NaOH, NaAlO 2, Na 2
CO 3, K 2 CO 3 and NaHCO 3 solutions through post-treatment. Later, X-ray diffraction …

Deciphering reaction mechanism network of n-heptane dehydrocyclization over H-ZSM-5 zeolite

G He, D Mei - Journal of Catalysis, 2024 - Elsevier
The dehydrocyclization of naphtha is a process of great significance in the petrochemical
industry, as it enables the production of valuable aromatics. While experimental studies …

Analysis of reaction pathways for n-pentane cracking over zeolites to produce light olefins

X Hou, Y Qiu, X Zhang, G Liu - Chemical Engineering Journal, 2017 - Elsevier
Reaction pathways including monomolecular protolytic cracking, hydride transfer, β-
scission, and certain side reactions of n-pentane cracking over zeolites have been …

Simultaneous modeling of the kinetics for n-pentane cracking and the deactivation of a HZSM-5 based catalyst

T Cordero-Lanzac, AT Aguayo, AG Gayubo… - Chemical Engineering …, 2018 - Elsevier
A kinetic model for the catalytic cracking of n-pentane over a HZSM-5 zeolite (Si/Al= 15)
based catalyst has been proposed. In this model, the kinetic scheme of reactions is based …

Catalytic pyrolysis of straight-run light oil to light olefins: Role of molecular structure and catalytic materials

M Liu, G Wang, K Hou, Y Liu, T Zheng, H Zeng… - Fuel, 2024 - Elsevier
The development of straight-run light oil catalytic pyrolysis to light olefins process is an
important approach of achieving the transformation and upgrading of the current oil refining …

Selectivity descriptors of the catalytic n-hexane cracking process over 10-membered ring zeolites

P Ma, H Zhou, Y Li, M Wang, SAF Nastase, M Zhu… - Chemical …, 2024 - pubs.rsc.org
Zeolite-mediated catalytic cracking of alkanes is pivotal in the petrochemical and refining
industry, breaking down heavier hydrocarbon feedstocks into fuels and chemicals. Its …