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 …

Boron-Modified Mesoporous ZSM-5 for the Conversion of Pyrolysis Vapors from LDPE and Mixed Polyolefins: Maximizing the C2–C4 Olefin Yield with Minimal …

A Eschenbacher, F Goodarzi… - ACS Sustainable …, 2021 - ACS Publications
Recovering monomers from polyolefins is challenging due to their chemical inertness.
Chemical recycling via pyrolysis produces a complex liquid requiring subsequent upgrading …

A green route for the synthesis of nano-sized hierarchical ZSM-5 zeolite with excellent DTO catalytic performance

Z Chen, Z Li, Y Zhang, D Chevella, G Li, Y Chen… - Chemical Engineering …, 2020 - Elsevier
Nano-sized hierarchical ZSM-5 zeolite with high crystallization was prepared by a novel
green strategy, that is, the consecutive freezing and vacuum drying route. In comparison with …

[HTML][HTML] Advances in catalysts for direct syngas conversion to light olefins: A review of mechanistic and performance insights

E Mahmoudi, A Sayyah, S Farhoudi… - Journal of CO2 …, 2024 - Elsevier
Light olefins are critical chemical materials with high global demand. The syngas-to-olefins
(STO) process offers a promising pathway for light olefin production due to the versatility of …

Synthesis and characterisation of pure phase ZSM-5 and sodalite zeolites from coal fly ash

NZN Ndlovu, AE Ameh, LF Petrik, TV Ojumu - Materials Today …, 2023 - Elsevier
The global availability of energy demands the continual combustion of coal to produce
electricity. However, this results in the generation of coal fly ash, raising several …

Molybdenum-promoted cobalt supported on SBA-15: Steam and sulfur dioxide stable catalyst for CO oxidation

TM Lima, V de Macedo, DSA Silva… - Applied Catalysis B …, 2020 - Elsevier
It was studied a benign one-pot synthesis of a steam and SO 2 stable molybdenum
promoted cobalt catalyst supported on SBA-15 for CO oxidation runs at 730 ̊C. The …

[HTML][HTML] Unravelling the effect of impurities on the methanol-to-olefins process in waste-derived zeolites ZSM-5

N Nikolopoulos, RG Geitenbeek, GT Whiting… - Journal of …, 2021 - Elsevier
One of the main challenges in the next decades for the chemical industry is the valorization
of low-grade industrial waste streams into valuable materials, as their increasing amount …

Effect of steaming on waste‐derived zeolite ZSM‐5 as methanol‐to‐hydrocarbons catalyst

N Nikolopoulos, O van Veenhuizen… - …, 2022 - Wiley Online Library
The valorization of low‐grade industrial residues into valuable materials has been a way to
reduce the impact of the industry on planetary boundaries. Silicon‐rich wastes have been …

TiO2 Microparticles Incorporation in Coatings Produced by Plasma Electrolytic Oxidation (PEO) on Titanium

F Ceriani, L Casanova, L Massimini, A Brenna… - Coatings, 2023 - mdpi.com
This research describes the influence of two types of particles, namely rutile and anatase
microparticles (average d< 5 µm), on the morphology, structure, and anticorrosive properties …

Cerium–zirconium mixed oxide synthesized by sol-gel method and its effect on the oxygen vacancy and specific surface area

PTA Campos, CF Oliveira, JPV Lima… - Journal of Solid State …, 2022 - Elsevier
In this study, cerium-zirconium mixed oxides were prepared using the sol-gel methodology
with cetyltrimethylammonium bromide (CTAB) for tuning the specific surface area and pore …