نتایج جستجو برای: al c3h7cl c2h4 catalyst

تعداد نتایج: 485700  

2017
Dariush Ranjbar Vakilabadi Bahman Ramavandi Amir Hessam Hassani Ghasemali Omrani

Landfill leachate contains heavy organic pollutants, which pollute ground and surface waters. This dataset applied a newly-introduced catalyst, Cu/Mg/Al-chitosan, for a landfill leachate treatment during a catalytic oxidation. The data of chemical oxygen demand (COD) and colour removal from the leachate was reported as a function of reaction time (20-460 min). Economic evaluation data of the Cu...

2013
Jun Zhang Jibiao Li Shubin Wu Ying Liu

Ni/Cu/Al/Fe hydrotalcite precursor was synthesized by a co-precipitation method. The activity of the reduced precursor for one-step conversion of maltose into sorbitol in the presence of H2 and extremely low phosphoric acid was investigated. XRD and XPS tests provided the essential properties of the precursor and prepared magnetic catalyst. Effects of various processing parameters towards the r...

Journal: :Chemcatchem 2022

The steam reforming of ethanol (SRE) is a key process for the production H2 and other vital hydrocarbons. present work describes synthesis Platinum-Gallium (Pt−Ga) nanoalloys supported on mesostructured cellular foam (MCF-17) via ultrasound-assisted impregnation method. Ga was substituted with Pt in different wt.% i. e. Pt/MCF-17, Pt99.9Ga0.1/MCF-17, Pt99Ga1/MCF-17, Pt90Ga10/MCF-17 evaluated to...

TiCl2/nano-γ-Al2O3 as a new heterogeneous Lewis acid catalyst was synthesized and characterized by FE-SEM, XRD, FT-IR, EDS, XRF, BET and TGA. N-substituted pyrroles have been synthesized via Paal–Knorr reaction in the presence of TiCl2/nano-γ-Al2O3 at room temperature under solvent-free conditions.

A. Esmaeilzadeh A. Shojaeian M. Hatami M. Qandalee, P. Biparva

Two-component reaction of 2-aminobenzophenones with acetylenic esters in the presence of γ-Al2O3 and Cu/ZnO as suitable heterogeneous catalysts has been studied. Nano γ-Al2O3 and Cu/ZnO showed high activities when used as surface catalysts for the synthesis of quinoline derivatives. After completion of the reaction, the catalyst was ...

Journal: :FEBS letters 1995
S Mollner K Beck T Pfeuffer

Incubation of human thrombocytes in the presence of [3H]palmitic acid leads to incorporation of this fatty acid into the alpha subunit of Gs as described [Linder et al., Proc. Natl. Acad. Sci. USA 90 (1993) 3675-3679; Degtyarev et al., Biochemistry 32 (1993) 8057-8061] but also into the catalyst of adenylyl cyclase which has not been recognized before. Treatment of labeled membranes with hydrox...

2014
C. Ornelas R. Farias A. Aguilar-Elguézabal

In 1981 Pecoraro and Chianelli reported a complete study of catalytic behavior of transition metal sulfides catalysts in hydrodesulfurization (HDS) of dibenzothiophene (DBT) [1], in which was found a periodic tendency of the metallic sulfides activity, where ruthenium sulfide showed the highest HDS activity. These results were corroborated later by Raje et al. [2] and Liaw et al. [3], further s...

The catalytic cracking of a fuel oil over fluid catalytic cracking (FCC) catalyst has been investigated applying different additives. Catalyst mixtures consisting of a equilibrium FCC catalyst (E-Cat) blended with ZSM-5, MCM-41 and Mordenite additives were examined at the additive levels of 25 wt.%. The catalytic performance of the matrix was studied in a fixed bed micro-activity test unit (MAT...

Journal: :The Journal of bone and joint surgery. British volume 1951
P H NEWMAN J T SCALES

Polythene is a synthetic thermo-plastic material formed by the polymerisation of the gas ethylene (C2H4). The polymer produced is a hydro-carbon of high molecular weight, belonging to the paraffin series, the carbon chain being 1 000 to 2,000 carbon atoms long. It Ilas, therefore, the stability and high resistance to chemical change characteristic of ordinary paraffins, but at the same time pos...

K. Zare M. Baghernejad

Using the Gaussian 2003 software and MP2 /6 – 311+ G method for the C2H4 : O2, CO:Cl2 andCO2:CO2 pairs and MP2/6-311++G** method for the CO2:H2O pair and B3lyp/6-31G methodfor the O2:O2 pair the optimized interaction energies between two considered pair molecules ofstudied gases(C2H4:O2, CO:Cl2, CO2:H2O, O2:O2 and CO2:CO2 pairs) as a function of thedistances between the centers of two considere...

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