Analyses of paint materials by mean of gh-chromatography
The problem of identification of paints according to the commodity nomenclature of foreign economic activity. Chemical composition are received, structures, and other organoleptic, physical and chemical parameters of production of paints and varnishes.
Подобные документы
Determination of biological activity of newly synthesized physiologically active substances. Study of antimicrobial activity, inhibits the development of gram-positive and gram-negative microorganisms. The features of systematic studies of 4-ticinonline.
??????, добавлен 28.01.2017Quantum-chemical calculation of thermodynamic features dye. Spatial structure of the colouring agent "active bright orange CS/5K" molecule. Kinetics process of wastewater treatment from the dye. Mechanism of wastewater treatment from active bright orange.
??????, добавлен 30.08.2016Study the interaction of an order of amino-anthraquinones with benzoylisothiocyanate. The process of obtaining the formation of new N-benzoyl-N '- (9,10-dioxo-9,10-dihydroanthacen-1- yl) -thioureas. Quantumchemical analysis of the passing reaction.
??????, добавлен 23.02.2016Experimental studies and calculations comparing the hierarchical structures at two zoom levels – nanometer and micrometer. The features of multiscaling and hierarchy in zirconium alloys. Data about the hierarchical structures of the multiscale chain.
??????, добавлен 27.07.2016One- and two-dimensional p-conjugated materials containing a tetraoxa circulene monomer are predicted on the basis of density functional theory techniques. The synthesis organic p-conjugated materials and their applications in optoelectronic devices.
??????, добавлен 30.07.2016This 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.
??????, добавлен 23.02.2017Kinetic regularities of epoxy resins modification by aliphatic and aromatic dibasic acids have been studied. The effective rate constants and activation energies of the reactions between epoxy resin and acids by different nature have been calculated.
??????, добавлен 30.08.2016Using of solid carbon in industrial branches. Analyzes of the unity of composition, molecular and supermolecular structure of shungite concentrate and silicon-carbon from rice hulls which provides their effective practical use in the same engineering.
??????, добавлен 02.04.2014Study 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.
??????, добавлен 02.04.2014?omparative analysis the chemistry of technetium and rhenium ?arbonyl perchlorates [M(ClO4)(CO)5]. The descriptions of their molecular structure, physical properties, types of materials, methods and procedures for their synthesis and reactivity.
??????, добавлен 30.01.2014It has been shown that well crystallized cobalt- and iron-containing spinel ferrites are formed at neutral pH value of aqueous medium. The contact of steel surface with alkaline medium results in formation of weakly crystallized iron oxyhydroxides.
??????, добавлен 04.04.2014Combination of methods quantum chemistry. Geometrical and electronic structure of clinoptilolite clusters modified by zinc and calcium. Redistribution of electronic density on the oxygen atoms of clusters during formation of bonds with zinc and calcium.
??????, добавлен 23.02.2016Hydrogen evolution reaction (HER) is the cathodic hydrogen evolution reaction in electrolytic cell, but the hydrogen evolution catalytic properties of electrode materials best remains is the precious metal catalyst, has become the research hot spot.
??????, добавлен 10.10.2024The concept and essence of polyaniline. Research of mats made of polylactic acid and polyaniline, their production by electroforming. Identification of the advantages of using a scanning electron microscope. Electrical conductivity of the resulting mats.
??????, добавлен 15.01.2021- 115. 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.
??????, 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.
??????, добавлен 19.02.2021Drugs based on the 1,2,4-triazole have a wide spectrum of biological activities. They are effective cardioprotectors, hepatoprotectors, anti-oxidants. Compounds with strong diuretic activity have been found among the newly synthesized compounds.
??????, добавлен 13.01.2017Investigations of nanoporous carbon materials from organic raw materials of vegetable nature appropriate to be used as an electrode component in supercapacitors with an aqueous electrolyte. Familiarization with voltammograms of experimental samples.
??????, добавлен 30.07.2016The sequence of structural transformations occurring during the thermolysis of the solid solution of diphosphates of composition Zn-Co(II). The composition, temperature ranges of formation and stability of the products of partial, complete dewatering.
??????, добавлен 23.02.2017- 120. Ethylene Diamine Functionalized Citrate-Capped Gold Nanoparticles for Metal-Enhanced Bioluminescence
Metal-enhanced bioluminescence is a complex photophysical event which manifests itself in manifold luminescence enhancement and depends on many parameters. The parameters include the distance between the luminescent source and the nanomaterial surface.
??????, добавлен 13.04.2022 The kinetic of origin and transformation of the Fe(II)–Fe(III) LDH structures on the steel electrodes surface contacting with FeSO4 and Fe2(SO4)3 dispersion medium of the air oxygen into the system was studied. X-ray diffraction method of investigation.
???????????, добавлен 02.04.2014Study 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.
??????, добавлен 23.02.2016Concerning the separation, identification, and determination of the relative amounts of the components making up a sample. The relationship between analytical chemistry and the other sciences. Classification of modern analytical methods in chemistry.
???????????, добавлен 29.04.2015Analyzing the results obtained, it can be assumed that studied structure of compound crystallizes in its own structural type. The study of crystal structure of a compound contributes to a better understanding of its physical properties (ferroelectric).
??????, добавлен 05.09.2022Monomers conversion dependence on reaction mixture composition. Consideration of the dependence cooligomer of and its characteristics, average molecular weight. Study of liquid products of pyrolysis of hydrocarbons: styrene and dicyclopentadiene.
??????, добавлен 23.02.2016