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.

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  • Physical parameter models. Thermodynamic parameter models. Brief review of the relationship between the solution model and phase equilibria. The modified quasi chemical (MQC) model. Basic quasi chemical theory. The modified binary quasi-chemical theory.

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  • Study of kinetic parameters and the basic kinetic regularities of aldol condensation reaction of propionic acid with formaldehyde on B2O3-P2O5-WO3/SiO2 catalyst in the gas phase. Methods of obtaining polymer materials with valuable technical properties.

    статья, добавлен 23.02.2016

  • Systematic studies on the preparation of sodium silicate solutions of different compositions via the hydrothermal microwave treatment of perlite with an NaOH solution. The effect of various factors on the degree of SiO2 recovery and the reaction rate.

    статья, добавлен 07.01.2017

  • The desorption non-isothermal kinetics of preliminary adsorbed Cl, Br, and I-containing volatile halocarbons from the surface of surrogates for atmospheric solid aerosols (fumed silica and alumina, silica gel and H-mordenite) was studied by TPD MS.

    статья, добавлен 03.04.2014

  • Equilibrium spatial structure of the Si89(OH)43 H36 cluster model simulated for a pyramid-like formation on porous silicon surface has been calculated within the frameworks of density functional. Distribution of electronic charge and static field is got.

    автореферат, добавлен 02.04.2014

  • Platinum as a chemical element, six it naturally occurring isotopes. History of the discovery of this metal. Use as precious metal. Industrial applicability alloys containing platinum in catalytic converters, laboratory equipment, dentistry equipment.

    презентация, добавлен 27.10.2014

  • Chemical hazards and toxic substances pose a wide range of health hazards (such as irritation, sensitization, and carcinogenicity) and physical hazards (such as flammability, corrosion, and explosibility). Explosives. Gases. Flammable liquids, solids.

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  • The chemical structure of the polymer latexes. The influence of surfactants on the drip solution. The mechanism of anionic with a negative charge in the screed, acting as air entrainment. Hydrogen bonding, water absorption and compressive strength.

    статья, добавлен 22.02.2015

  • Studying of the structure of low-metamorphosed coal vitrain macromolecules. The mechanism of thermal preparation in gas coal electromagnetic field is shown. The influence mechanism of the high-frequency electromagnetic energy on the coal particle.

    статья, добавлен 21.12.2016

  • Study of the reaction of polyelectrolytes. Research of the structure and membrane properties of sodium carboxymethylcellulose and urea-formaldehyde oligomer. Development of technology for manufacturing biocompatible polymeric materials for medicine.

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  • Structure, a composition, a biological role, synthesis and catabolism of phospholipids. Conversion of Squalene to Cholesterol. Determination of interdependence of the deficiency of hydrolytic enzymes and lysosoms support sphingolipidosis development.

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  • The chemical bonds formed by the interaction of electrons. Compound atoms in the molecule. Filled valence shell. The orbital space around the nucleus. The relationship between hydrogen atoms. Interaction of alkali or alkaline earth metals with halogens.

    презентация, добавлен 22.02.2015

  • The structural, theoretical and synthetic properties of enamines which act as important intermediates in many syntheses of organic compounds containing oxygen. Cycloaddition reactions, electrochemistry, hydrolysis and biochemistry of metalated enamines.

    книга, добавлен 05.03.2013

  • Applications heterocyclic compounds; approaches to synthesis. Familiarization with effective conversion of organic compounds into valuable fluorinated products. The use of fluorinated triazoles for the protection of metals and alloys from corrosion.

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  • Study of synthesis of silica-based organic-inorganic hybrid materials with grafted 2-aminoethylpyridine functional groups. By elemental analysis to determine the composition of substances. Analysis of surface-structural characteristics of SiAEP.

    статья, добавлен 02.04.2014

  • The efficient synthetic protocol for aminomethylation proceeding was developed which led to obtaining a series of novel 3-(phenylamino)-methyl derivatives of 5,7-dimethyl-6-phenylazo-3Н-thiazolopyridin-2-one. The conditions for aminomethylation reaction.

    статья, добавлен 30.08.2016

  • In this study, the electroplating method used silver on copper ores, which is a coating method by forming a coating on a surface using silver salts as a source of silver and potassium nitrate as a catalyst source. Formation of a complex with a silver ion.

    статья, добавлен 16.01.2021

  • The study of the composition and the structure of the original and modified lignocellulosic materials. Analysis of the dependence of sorption properties of lignocellulosic composites in relation to heavy metals from changes in the functional composition.

    статья, добавлен 04.04.2014

  • The occurrence of compensation effect on massive and supported oxide catalysts of CO oxidation is shown. The explanation of compensation effect is offered based on the data on the surface state of the catalysts that are obtained means desorption method.

    автореферат, добавлен 02.04.2014

  • Isomeric aminobenzoic acid – an important chemical product of organic synthesis used in the production of synthetic dyes, medicinal and aromatic substances, wines, pesticides. Investigation the reaction of the oxidization of 2- and 3-aminotoluenes.

    статья, добавлен 22.03.2016

  • Using phosphoric acid and phosphor pent oxide as new catalyst for preparing of derivatives of benzoxazole. Use of benzoaxol ring in medicinal chemistry. Synthesis of 1,3-(Benzene-1,3-diyl) bis(benzoxazole). Synthesis of 3-(2-Hydroxynaphthol) benzoxazole.

    статья, добавлен 21.01.2021

  • Experimental study results on the conditions of KDP single crystal growing doped by organic luminophors have been presented. Shows a possible coherent conjugation scheme for crystal-chemical parameters of KDP lattice with some organic luminophors.

    статья, добавлен 24.03.2014

  • A new universal method of estimating the chemical shifts values of the methylene groups. Change the values of 1H and 13C each methylene group in the result of the conversion by replacing the long fragments –(CH2)K– and –(CH2)I– of the Vice alculated.

    статья, добавлен 23.02.2016

  • Homogeneous precipitation synthesis of nanocomposites - activated carbon – zirconium(IV) oxide. Characterization of samples by x-ray diffraction analysis and electron microscopy. Sorption properties and the degree of extraction of phosphate ions.

    статья, добавлен 23.02.2016

  • 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

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