نتایج جستجو برای: 13x

تعداد نتایج: 248  

Journal: :Catalysts 2022

Atmospheric water vapor extraction through adsorption to highly porous materials holds promise for its incorporation into broader technologies, including potable generation. These technologies require breakthroughs in synthesis and design. Here, we demonstrate a composite of zeolite 13X sorbent high capacity infiltrated with light-weight three-dimensional graphene binder, which effectively netw...

Journal: :Resources 2023

The current study investigated the performance of a moving bed biofilm reactor (MBBR), when adding 3D-printed biocarriers fabricated with 13X and bentonite (MBBR 3D), using K1 commercial K1) not at all (control MBBR). For evaluation MBBR efficiency, various physicochemical parameters were measured, while extracted from was evaluated. findings suggest that there is an optimal biodegradation orga...

Journal: :Bulletin of Chemical Reaction Engineering & Catalysis 2021

Natural kaolin clay was used to successfully prepare 13X zeolite catalysts, which were modified by dealumination with citric acid. Acid leaching eliminates impurities and aluminum, improves the Si/Al ratio of framework. The X-ray diffraction (XRD) patterns both original zeolites same, indicating that crystalline frameworks not destroyed during process. fluorescence data dealuminated showed an i...

Journal: :Journal of Chemical Technology & Biotechnology 2021

BACKGROUND Cyclohexyl acetate and acetone are used as environmentally friendly solvents, while isobutene acts an intermediate in the production of methacrolein, ethers, plastics pharmaceuticals. Two La-zeolite catalysts have been studied for converting acetic acid to cyclohexyl acetate, isobutene. RESULTS La-based zeolites were synthesized from Na-nFAU by ammonium ion exchange, followed lanthan...

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