Influence of zeolite ZSM-5 synthesis protocols and physicochemical properties in the methanol-to-olefin process

HS Kamaluddin, X Gong, P Ma, K Narasimharao… - Materials Today …, 2022 - Elsevier
To address the growing concerns regarding climate change and the depletion of fossil
resources, the zeolite ZSM-5 catalyzed methanol-to-olefin (MTO) process is considered to …

[HTML][HTML] Coke deactivation and regeneration of HZSM-5 zeolite catalysts in the oligomerization of 1-butene

M Díaz, E Epelde, J Valecillos, S Izaddoust… - Applied Catalysis B …, 2021 - Elsevier
The deactivation phenomenon of HZSM-5 catalysts (SiO 2/Al 2 O 3 ratio= 30–280) in the 1-
butene oligomerization has been studied. Experiments were performed in a fixed-bed …

Catalytic synergy between the low Si/Al ratio Zn/ZSM-5 and high Si/Al ratio HZSM-5 for high-performance methanol conversion to aromatics

T Fu, J Shao, Z Li - Applied Catalysis B: Environmental, 2021 - Elsevier
Rational mixing of two kinds of catalysts with catalytic coupling functions could efficiently
convert reactants to products via two successive steps. Herein, high Si/Al ratio ZSM-5 (Z220) …

Ca cations impact the local environment inside HZSM-5 pores during the methanol-to-hydrocarbons reaction

A Liutkova, H Zhang, JFM Simons, B Mezari… - ACS …, 2023 - ACS Publications
The methanol-to-hydrocarbons (MTH) process is an industrially relevant method to produce
valuable light olefins such as propylene. One of the ways to enhance propylene selectivity is …

Liquid metals for boosting stability of zeolite catalysts in the conversion of methanol to hydrocarbons

Y Zhou, S Santos, M Shamzhy, M Marinova… - Nature …, 2024 - nature.com
Abstract Methanol-to-hydrocarbons (MTH) process has been considered one of the most
practical approaches for producing value-added products from methanol. However, the …

Reactivity of surface Lewis and Brønsted acid sites in zeolite catalysis: A computational case study of DME synthesis using H-SSZ-13

P Huber, F Studt, PN Plessow - The Journal of Physical Chemistry …, 2022 - ACS Publications
The stability and reactivity of Lewis and Brønsted acid sites at the H-SSZ-13 surface are
investigated for the (101) and (001) surfaces. We focus on the conversion of methanol to …

Simultaneously enhanced aromatics selectivity and catalyst lifetime in methanol aromatization over [Zn, Al]-ZSM-5 via isomorphous substitution with optimized acidic …

X Liu, C Yan, Y Wang, P Zhang, S Yan, J Zhuang… - Fuel, 2023 - Elsevier
Zinc-modified HZSM-5 zeolites as efficient catalysts have been widely applied in methanol
to aromatics (MTA) reactions, however, the relationship between aromatics selectivity and …

Conversion of methanol to olefins: state-of-the-art and prospects for development

RV Brovko, MG Sul'man, NV Lakina, VY Doluda - Catalysis in Industry, 2022 - Springer
The production of olefins via the catalytic conversion of methanol on zeolites and zeotypes is
of great interest to both the scientific community and specialists in related areas of the …

[HTML][HTML] Spectro-kinetics of the methanol to hydrocarbons reaction combining online product analysis with UV–vis and FTIR spectroscopies throughout the space time …

J Valecillos, H Vicente, AG Gayubo, AT Aguayo… - Journal of …, 2022 - Elsevier
The well-studied methanol to hydrocarbons reaction over a ZSM-5 zeolite catalyst has been
used to develop a spectro-kinetic approach to obtain an overall reaction mechanism …

[HTML][HTML] Co-Processing of fossil feedstock with lignin-derived model compound isoeugenol over Fe-Ni/HY-5.1 catalysts

Z Vajglová, B Gauli, P Mäki-Arvela, IL Simakova… - Journal of …, 2023 - Elsevier
Co-processing of n-hexadecane with lignin derived isoeugenol as a model compound was
investigated in this work using low-cost mono-and bimetallic iron and nickel supported on …