Recent advances in tetra-(Ti, Sn, Zr, Hf) and pentavalent (Nb, V, Ta) metal-substituted molecular sieve catalysis

SL Suib, J Přech, E Szaniawska, J Čejka - Chemical Reviews, 2022 - ACS Publications
Metal substitution of molecular sieve systems is a major driving force in developing novel
catalytic processes to meet current demands of green chemistry concepts and to achieve …

The Role of In Situ/Operando IR Spectroscopy in Unraveling Adsorbate-Induced Structural Changes in Heterogeneous Catalysis

E Groppo, S Rojas-Buzo, S Bordiga - Chemical Reviews, 2023 - ACS Publications
Heterogeneous catalysts undergo thermal-and/or adsorbate-induced dynamic changes
under reaction conditions, which consequently modify their catalytic behavior. Hence, it is …

Efficient epoxidation over dinuclear sites in titanium silicalite-1

CP Gordon, H Engler, AS Tragl, M Plodinec… - Nature, 2020 - nature.com
Abstract Titanium silicalite-1 (TS-1) is a zeolitic material with MFI framework structure, in
which 1 to 2 per cent of the silicon atoms are substituted for titanium atoms. It is widely used …

Recent Advances in the Direct Synthesis of H2O2

RJ Lewis, GJ Hutchings - ChemCatChem, 2019 - Wiley Online Library
Abstract Hydrogen peroxide (H2O2) is a highly effective, green oxidant that has found
application in sectors ranging from the synthesis of fine chemicals and waste stream …

Highly Efficient Epoxidation of Propylene with In Situ-Generated H2O2 over a Hierarchical TS-1 Zeolite-Supported Non-Noble Nickel Catalyst

W Li, L Chen, M Qiu, W Li, Y Zhang, Y Zhu, J Li… - ACS …, 2023 - ACS Publications
Propylene epoxidation with H2 and O2 to propylene oxide (PO) is a very valuable reaction.
Considering the precious gold catalysts commonly used in the current research, the design …

A one-step rapid synthesis of TS-1 zeolites with highly catalytically active mononuclear TiO 6 species

W Xu, T Zhang, R Bai, P Zhang, J Yu - Journal of Materials Chemistry …, 2020 - pubs.rsc.org
The modulation and determination of the coordination environments of Ti active sites in
titanosilicate zeolites are key challenges in the rational design of high-performance …

Toward industrially relevant Sn-BETA zeolites: Synthesis, activity, stability, and regeneration

E Peeters, S Calderon-Ardila, I Hermans… - ACS …, 2022 - ACS Publications
Lewis acidic Snβ zeolites have emerged as highly interesting catalysts for a variety of
biomass-related reactions. During the last decades, a vast body of research has focused on …

Electronic properties of Ti sites in Ziegler–Natta catalysts

A Piovano, M Signorile, L Braglia, P Torelli… - ACS …, 2021 - ACS Publications
Although Ziegler–Natta (ZN) catalysts play a major role in the polyolefin market, a true
understanding of their properties at the molecular level is still missing. In particular, there is a …

TS-1 zeolite with homogeneous distribution of Ti atoms in the framework: synthesis, crystallization mechanism and its catalytic performance

Z Chen, L Zhang, Y Yu, D Liu, N Fang, Y Lin, D Xu… - Journal of …, 2021 - Elsevier
The distribution of titanium (Ti) active sites in the framework of TS-1 zeolite is one of the
critical factors affecting its catalytic performance, since it can influence accessibility of the Ti …

Encapsulating uniform Pd nanoparticles in TS-1 zeolite as efficient catalyst for catalytic abatement of indoor formaldehyde at room temperature

H Chen, R Zhang, H Wang, W Bao, Y Wei - Applied Catalysis B …, 2020 - Elsevier
One-pot hydrothermal method was adopted to synthesize Pd catalysts encapsulated by TS-1
zeolites [Pd@ TS-1 (x)]. The strategy could effectively improve Pd dispersion and reduce the …