Selective catalytic reduction of NOx with NH3: opportunities and challenges of Cu-based small-pore zeolites

Y Shan, J Du, Y Zhang, W Shan, X Shi… - National science …, 2021 - academic.oup.com
Zeolites, as efficient and stable catalysts, are widely used in the environmental catalysis
field. Typically, Cu-SSZ-13 with small-pore structure shows excellent catalytic activity for …

Recent progress of metal-exchanged zeolites for selective catalytic reduction of NOx with NH3 in diesel exhaust

X Wang, Y Xu, Z Zhao, J Liao, C Chen, Q Li - Fuel, 2021 - Elsevier
In recent years, selective catalytic reduction (SCR) with NH 3 technology has been
extensively applied in the removal of nitrogen oxide (NO x) from diesel exhaust due to its …

Inhibition Effect of Phosphorus Poisoning on the Dynamics and Redox of Cu Active Sites in a Cu-SSZ-13 NH3-SCR Catalyst for NOx Reduction

A Guo, K **e, H Lei, V Rizzotto, L Chen… - Environmental …, 2021 - ACS Publications
Phosphorus (P) stemming from biodiesel and/or lubricant oil additives is unavoidable in real
diesel exhausts and deactivates gradually the Cu-SSZ-13 zeolite catalyst for ammonia …

Influence of phosphorus on the NH3-SCR performance of CeO2-TiO2 catalyst for NOx removal from co-incineration flue gas of domestic waste and municipal sludge

J Cao, S Rohani, W Liu, H Liu, Z Lu, H Wu… - Journal of Colloid and …, 2022 - Elsevier
Domestic waste and municipal sludge are two major solid hazardous substances generated
from human daily life. Co-incineration technology is regarded as an effective method for the …

Efficient Strategy to Regenerate Phosphorus-Poisoned Cu-SSZ-13 Catalysts for the NH3-SCR of NOx: The Deactivation and Promotion Mechanism of Phosphorus

Z Chen, C Bian, Y Guo, L Pang, T Li - ACS Catalysis, 2021 - ACS Publications
Despite the successful commercialization of Cu-SSZ-13 catalysts as efficient ammonia-
selective catalytic reduction (NH3-SCR) catalysts in diesel vehicles for NO x elimination …

Cu/SSZ-13 and Cu/SAPO-34 catalysts for deNOx in diesel exhaust: Current status, challenges, and future perspectives

S Zhang, L Pang, Z Chen, S Ming, Y Dong, Q Liu… - Applied Catalysis A …, 2020 - Elsevier
Copper-exchanged SSZ-13 and SAPO-34 (Cu/CHA) zeolites catalysts have been
commercially utilized for selective catalytic reduction (SCR) of NO x by NH 3. Despite the …

Deactivation mechanisms and anti-deactivation strategies of molecular sieve catalysts for NOx reduction

F Wang, P Wang, J Zhang, D Peng, M Wei… - Chinese Chemical …, 2024 - Elsevier
Molecular sieve catalysts, owing to their unique chemical properties, are widely used as
catalysts among various catalytic reactions. Abundant Brønsted acid sites in molecular sieve …

Hydrothermal Aging Alleviates the Phosphorus Poisoning of Cu-SSZ-39 Catalysts for NH3-SCR Reaction

J Chen, Y Shan, Y Sun, W Ding, S Xue… - Environmental …, 2023 - ACS Publications
As a new type of catalyst with the potential for commercial application in NO x removal from
diesel engine exhausts, Cu-SSZ-39 catalysts must have excellent resistance to complex and …

Review on advances in structure–activity relationship, reaction & deactivation mechanism and rational improving design of selective catalytic reduction deNOx …

J Chen, B Guan, Z Liu, X Wu, J Guo, C Zheng, J Zhou… - Fuel, 2023 - Elsevier
As NO x emissions are more strictly controlled, selective catalytic reduction of NO x by NH 3
(NH 3-SCR), as one of the most efficient and stable technologies for deNO x, is widely used …

[HTML][HTML] Insight into hydrothermal aging effect on Pd sites over Pd/LTA and Pd/SSZ-13 as PNA and CO oxidation monolith catalysts

A Wang, K Lindgren, M Di, D Bernin… - Applied Catalysis B …, 2020 - Elsevier
In this study, Pd/LTA and Pd/SSZ-13 were prepared and then hydrothermally aged at the
temperature of 750, 800, 850, and 900° C. Multiple Pd species, including isolated Pd ions …