نتایج جستجو برای: tetrapropylammonium
تعداد نتایج: 123 فیلتر نتایج به سال:
As synthesized surface active ionic liquids (SAILs), Tetrapropylammonium Dodecylsulfate (TPADS), and Tetrabutylammonium (TBADS) have been characterized by FTIR, 1H-NMR 13C-NMR spectroscopic techniques. Conductometric UV-Visible probe investigations attempted to study the aggregation behavior of these SAILs in aqueous solution polymers Polyvinylpyrrolidone (PVP) Polyethylene glycol (PEG) at diff...
The solvent-free (SF) synthesis is a green alternative to the conventional method of for zeolites. In this study, we show first time feasibility carrying out SF silicalite-1 (F? route) without any grinding. We also monitor changes during thanks multiple characterization techniques: XRD, TGA, SEM, EDX, and multinuclear NMR (13C, 19F, 29Si). how duration thermal treatment impacts zeolite crystal ...
The human heart Na channel (hH1) was expressed by transient transfection in tsA201 cells, and we examined the block of Na current by a series of symmetrical tetra-alkylammonium cations: tetramethylammonium (TMA), tetraethylammonium (TEA), tetrapropylammonium (TPrA), tetrabutylammonium (TBA), and tetrapentylammonium (TPeA). Internal TEA and TBA reduce single-channel current amplitudes while havi...
A series of Mo-containing MFI zeolites with different Mo loadings (Mo-MFI-n, n represent the initial Si/Mo molar ratio) was hydrothermally synthesized by using tetrapropylammonium hydroxide as template and Mo-EDTA complex source. Various characterization results demonstrated that use is beneficial for incorporation more species into MFI-type zeolites. The special complexing capability EDTA2– pl...
The nature of organic structure directing agents (OSDAs) is paramount importance in the final properties zeolites, particularly framework and porosity. Recently, use P-containing OSDAs has been employed for new but there little discussion compared to their analogues N-OSDAs. main objective this work characterization pure silica MFI zeolite (silicalite-1) prepared by dual-template route with tet...
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