Effects of surfactants on the properties of mortar
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.
Подобные документы
A 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 23.02.2017Investigation 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 29.09.2016Chemical properties of organic compounds derived from ammonia. The mechanism of substitution of hydrogen for hydrocarbon radicals within molecules. Classification of the most common amines. Familiarization with the formula for the secondary amine.
презентация, добавлен 06.12.2016Chemical identification of polymer additives and its significance for links in the plastics supply chain. The effect of additives on the properties of materials and on the cost of production of polymers. Quantitative determination of polymer additives.
статья, добавлен 10.03.2019The study and characterization of sustainable impact polyacrlic acid (anionic polymer) by adsorption on the surface of fumed silica (SiO). Monitoring changes in the suspension stability using a Turbiscan LabExpert with TLAb cooler cooling module at 25oC.
статья, добавлен 02.04.2014Properties, combustion, electron energy levels. Elemental molecular forms. Covalent, organic compounds. Hydrides, protons, acids, isotopes. Discovery and use. Role in quantum theory. Natural occurrence, production: laboratory, industrial, thermochemical.
реферат, добавлен 13.11.2009Study of the disinfecting effect of the physical and chemical properties accompanying hydrodynamic cavitation on the sanitary index of microorganisms in water. Model for determining the result of disinfection in conditions of hydrodynamic cavitation.
статья, добавлен 21.12.2016Investigations concerning the processes of plugging stone structure formation, using X-ray diffraction, electronic microscopy were implemented. Influence of active mineral additives of metakaolin on the properties of plugging mortar were established.
статья, добавлен 21.12.2016Studies, the specificity of interphase interactions and features of the formation of nanoheterogeneous structure in polymer system. Determining the structure of interfacial region, the supramolecular structure and mechanical properties of the composites.
статья, добавлен 30.07.2016The cycle of sanitary and chemical investigations of various artificial leathers and the polymer composition. The possibility of conducting direct stabilization of artificial leathers. The hygienic evaluation of polymers and polymer-containing materials.
статья, добавлен 29.01.2016Study vapor dynamics and growth of crystals in the solution of the two components chemically neutral - water and sucrose. The conditions under which crystals can be transformed into a solution. Conservation equations for interfacial interactions.
статья, добавлен 24.02.2016Film materials with ion-exchange properties based on polymer obtained by condensation of oligoepichlorohydrin epoxide and piperazine with chemical modification. Compounds that have different thermodynamic affinities with the polymer and with each other.
статья, добавлен 30.10.2016The way to save part of the energy released when hydrogen bonds are formed in the form of the energy intensity of their mesh. Conditions for the onset of synchronous transitions of protons from single molecules to molecules of the H-bond network.
статья, добавлен 10.05.2018The structure of the metal-containing azopolymers with electro-optical properties depending on the length of the spacer. Effect of electric field on absorption of metal-containing azopolymers. Reorientation of the dipole moments azobenzene groups.
статья, добавлен 21.12.2016Synthesis methods development of ionic liquids based on quaternary ammonium salts, their application as components of the polymeric electrolytes for electrochemical devices. Рroperties of liquids depending on the structure of cationic and anionic parts.
статья, добавлен 20.03.2014Catalytic, electrical, optical and magnetic properties of cobalt sulfide. Chemical structure and application of inorganic compounds and salts the sulfurous acid. Brief description of the structure of pyrite. Methods for the synthesis of the metals.
статья, добавлен 30.07.2016The study of physico-chemical properties of modified forms of natural biopolymers – carboxymethyl cellulose and xanthan gums, their ability to film formation water-soluble polymeric compositions and the influence on growth and productivity of crops.
статья, добавлен 23.02.2016Synthesis of a polymer by the reaction between maleic acid and 2-methylquinoxaline 1,4-dioxide. Using photocatalysis during synthesis. The reaction of the polymer with maleic acid molecules. Determination of the reaction mechanism and polymer structure.
статья, добавлен 03.11.2020Hydrogen 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.
статья, добавлен 10.10.2024The temperature dependence of the sulfur and tin vapor. Influence of growth conditions on the morphology of the surface and structural properties of the films with the stoichiometric composition and substrate temperature on their chemical composition.
статья, добавлен 30.07.2016Study of the process of intramolecular cyclization products of epichlorohydrin aminolysis of secondary amines. Analysis of the energy characteristics obtained in vacuum and in acetonitrile solution with water as an "active" solvation partner of reaction.
статья, добавлен 30.10.2016Mechanistic aspects of the Diels-Alder reaction. The effect of micelles on it. The effects of Lewis acids on the endo-exo selectivity in water compared to the effects in organic solvents. Enantioselective cid catalysis of an organic reaction in water.
книга, добавлен 05.03.2013The implementation of the process of aggregation of the nanofiller in the production of nanocomposites polymer/carbon nanotubes, formation of nanotubes ropes and their bending. Effect of ultrasound on aggregation of carbon nanotubes of the second type.
статья, добавлен 23.02.2016Oxidized with solution of hydrogen peroxide multiwalled carbon nanotubes (MWCNTs) were modified with 2-hydroxyethylmethacrylate (HEMA) or chitosan (CTS). Morphology and surface properties of the pristine and modified MWCNTs have been investigated.
статья, добавлен 03.04.2014The absorption spectra of substances by vitamins solutions. The calculation of molar absorption coefficients. The spectrum of the triple multivitamin solution. Mass determination of B vitamins in polyvitamin. Spectrophotometric analysis of the components.
статья, добавлен 05.12.2018