نتایج جستجو برای: propane oxidative dehydrogenation

تعداد نتایج: 134254  

Journal: :Matter 2021

Propane dehydrogenation has emerged as a promising and booming method for direct propylene production. This preview highlights some recent important works that are moving forward the propane process toward high performance with excellent conversion, selectivity, durability. Propylene is basic raw material production of polypropylene, oxide, acrylonitrile, acrolein, acetone, various high-value c...

2001
Kaidong Chen Shuibo Xie Alexis T. Bell Enrique Iglesia

The effects of alkali oxides on the structure and on the catalytic behavior of MoOx/ZrO2 were examined for the oxidative dehydrogenation (ODH) of propane. X-ray diffraction, Raman and X-ray absorption spectroscopy, and estimates of the MoOx surface density are consistent with the predominant presence of two-dimensional polymolybdate domains in samples with ∼4 Mo/nm2 surface density and (alkali/...

Journal: :Catalysts 2023

Coal is a readily available and inexpensive material. However, its direct use as catalyst still rare, but attractive for practical application. In this paper, coal was directly used the selective oxidative dehydrogenation of propane to propene. It exhibited high selectivity over 90% with yield 8.4% at space velocity (12,000 mL·(h·g-cat)−1). The productivity up 2.84 gC3H6 gcat−1 h−1 obtained pro...

Journal: :Chemistry: A European Journal 2023

Metallic catalysts are capable of designing multifunctional for efficient CO2−ODP reaction owing to their high abilities C−H scission, CO2 capture/activation, and coke removal. In this review, the catalyst design concepts metallic materials recent developments in summarized, categorizing them as monometallic, bimetallic multimetallic materials.

Journal: :Catalysis Science & Technology 2021

Synthetic approach for precise formation of PtZn bimetallic nano-alloys is reported, which are highly active and selective towards propane dehydrogenation.

2013
José-Antonio Medrano Ignacio Julián Javier Herguido Miguel Menéndez

Several reactor configurations have been tested for catalytic propane dehydrogenation employing Pt-Sn/MgAl2O4 as a catalyst. Pd-Ag alloy membranes coupled to the multifunctional Two-Zone Fluidized Bed Reactor (TZFBR) provide an improvement in propane conversion by hydrogen removal from the reaction bed through the inorganic membrane in addition to in situ catalyst regeneration. Twofold process ...

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