Hydrogen sulfide adsorption from natural gas and its treatment
The research conducted in the field of adsorption-catalytic extraction of H2S from low sulfurous natural gases and conversion into elemental sulfur using the synthetic CaA zeolite and natural modified adsorber mordenite as well as the palladium catalyst.
Подобные документы
Synthesis semizwitterionic viologens for the crystal engineering of functional materials. Application of the control positions of molecules in crystals using hydrogen bonds. The triple helices had obtained by tunig the spacer between donor and acceptor.
статья, добавлен 17.02.2014- 77. Copper(II) and nickel(II) with N-bis(salicylidene)thiosemicarbazide heterometal complex compounds
Heterometal coordination compounds of copper(II), nickel(II), alkaline-earth metals with N-bis(salicylidene)thiosemicarbazide have been synthesized. Using elemental analysis has been shown that the synthesized compounds have semi-conducting properties.
статья, добавлен 30.08.2016 Influence of synthesis conditions on ceria particles size. Anticorrosion properties of modified carbon nanotubes. Realization the synthesis in aqueous solution at room temperature that reduces the cost of the preparation procedure of nanosized ceria.
статья, добавлен 04.04.2014Study the chemical modification polyglycidyl phenolformaldehyde oligomers by methacrylic acid using a catalyst benzyltriethylammonium chloride. The influence of time, temperature on the rate of reaction between compounds. A structuring chemical mixtures.
статья, добавлен 23.02.2016Modern and effective methods of hardening metals. Nitriding in a glow discharge in ammonia or in an anhydrous medium. Tribological and physicochemical properties of hardened surfaces obtained by nitriding with autonomous and interconnected BATR modes.
статья, добавлен 22.05.2022The preparation methods, and main characteristics of known catalysts for carbon monoxide oxidation have been examined. A short review in a tabular form which facilitates a quick view on catalysts for CO oxidation (mainly cobalt ones) is represented.
статья, добавлен 30.08.2016The use of a sorbent to study the preliminary concentration of V (V) ions in the liquid phase. Establishment of optimal conditions for sorption. Influence of the concentration of metal ions and the time of reaching chemical equilibrium on sorption.
статья, добавлен 27.02.2021The mechanism of binding of Cr(acac)3 molecules at active sites of the surface of silica and alumina supports. Silica support due to hydrogen bonding with acetylacetonate ligand. Interaction of p-electrons of acetylacetonate ligands with Al3+ sites.
статья, добавлен 19.03.2014The complexation of 3-alkylcarbonyloxy-7-dihydro-3Н-1,4-benzodiazepine with the central benzodiazepine receptors at six temperatures. The ester carbonyl groups in compounds 1 and 2 are also supposed to form different hydrogen bonds with the receptor.
статья, добавлен 05.03.2014Crystals of the [Cu(C4H7N3S)Cl] (1)-complex were synthesized by solvothermal reaction of 2-amino-5-ethyl-1,3,4-thiadiazole (C4H7N3S) with CuCl in hydrochloric acid solution, and studied by X-ray diffraction. 3D hydrogen-bonded framework in complex.
статья, добавлен 23.02.2017Study of the electrochemical oxidation of methyl tert-butyl ether on micromodified and composite lead dioxide anodes. Anodic conversion of MTBE and electrochemical processes of water oxidation with formation of hydroxyl radicals and molecular oxygen.
статья, добавлен 30.10.2016The possibility of the supramolecular nano structures formation on the basis of iron and nickel heteroligand complexes. Formation of different supramolecular nanostructures on the basis of nickel and iron heteroligand complexes as models for Ni(Fe)ARD.
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статья, добавлен 23.02.2016This work analyzes ternary phase diagrams of magnesium with two rare-earth metals of different subgroups, conducted in IMET RAS in connection with the development of high-temperature magnesium alloys. A lot number of phase diagrams were discovered.
статья, добавлен 23.02.2017Investigation of optical absorption spectra of YAG: Cr, Mg, and GGG: Cr, Mg films during high-temperature annealing in oxidation and reduction atmospheres. Factors to increase in absorption in the visible region, the charge exchange of chromium ions.
статья, добавлен 29.09.2016The results of treatment of solutions with high sulphates concentration and the high level of water hardness. Reduction of secondary pollution by chlorides through the integrated use of the hydrochloride of aluminum and sodium aluminate coagulants.
статья, добавлен 23.02.2016Polymers, inorganic and organic, amorphous and crystalline substances consisting of "Monomeric units" connected in a long macromolecule chemical bonds. Molecular modeling of melting process of solid polymers in the transition and plastic deformation.
статья, добавлен 23.02.2016A sample of Mg10Ir19B16, prepared from the elements by high-temperature treatment in sealed Ta containers. The chemical composition, confirmed by WDXS analysis. Electronic structure calculations and chemical bonding analysis by the ELI/ED approach.
статья, добавлен 23.02.2017The study of the processes of reparative activity diacamph part of the medications suppositories for the treatment of degenerative and inflammatory diseases of the rectum, determination of their crystallographic and thermogravimetric characteristics.
статья, добавлен 29.10.2016Obtaining via hydrolysis of tetraethylorthosilicate in presence of template agent Pluronic P123 Ag/Au bimetallic nanoparticles in porous sol-gel silica films on glass. Definite amounts of AgNO3 and HAuCl4 by dip-coating procedure by a thermal treatment.
статья, добавлен 01.04.2014Study of the changes in the crystal structure of the material during thermal treatment and the effects of these changes on the properties of the material. Possibility of prediction of the changes of graphene oxide material during thermal processing.
статья, добавлен 20.03.2024The technology of obtaining and comparative tests of the medical enterosorbents, activated coal and lignin enterosorbents. High activity lignin enterosorbents at the treatment of lacto-dependent diarrhoea. Physical-chemical features of enterosorbents.
статья, добавлен 02.04.2014Carbon as the element essential to all of life, and hence the basis for a vast field of study. Electronegativity value of fluorine. Plastic polystyrene - important product of the hydrocarbon family. Chemical properties of carboxylic acids and esters.
доклад, добавлен 15.09.2014- 99. The thermo- and magnetogalvanic phenomena in nanohybrid clathrates and their practical application
The changes in the properties of the structures at the formation them in a magnetic or electric field, as well as under light, were shown. According to impedance spectroscopy and thermally stimulated depolarisation methods structures were investigated.
статья, добавлен 30.07.2016 The ultrasonic cavitation activity in aqueous solution of carbon dioxide was studied. The ICA-3M cavitometer was used for cavitation activity estimation. Erosion rate was estimated in a number of regimes. The spectra of cavitation noise were recorded.
статья, добавлен 19.02.2021