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1.
Effect of glass devitrification in porous fillers on alkali resistance of concrete
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(Science for glass production)
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The chemical activity to cement alkalis (ASR interaction) of porous fillers - foam ceramics and geopenositals (analogs of foam glass and foam glass) in an alkaline medium simulating the liquid phase of ...
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2.
Foamed silicate fillers resistance against cement alkali
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(At the enterprises and institutes)
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The chemical activity to cement alkalis (ASR-resistance) of granular aggregates (Penosital & # 174 ;, classic foam glass, fly ash microspheres) in a water extract from concrete has been investigated. The ...
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3.
Chemical resistance of porous permeable ceramic on aluminosilicate binder to acid and alkaline reagents
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(Science for ceramic production)
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The influence of the concentration of H 2 SO 4 , HCl, NaOH and Na 2 CO 3 on the chemical resistance of porous permeable ceramics based on electrocorundum and aluminosilicate bond. It is shown that ...
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4.
Alkali titanium-silicate glass for white glass enamels with increased corrosion resistance
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(Coatings. Enamels.)
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The properties of alkaline borotitanosilicate glasses with different contents of boron, titanium and lithium oxides have been investigated. It is shown that on the basis of glasses with a low content of ...
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5.
Chemical resistance of ceramic materials in acids and alkalis
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(Science for ceramic production)
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A method for determining acid and alkali resistance of ceramic materials has been developed and certified. The numerical values ??of the acid and alkali resistance of various ceramic materials and powders ...
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6.
The effect of additives on the alkali resistance of ceramic materials
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(Science for ceramic production)
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The influence of refractory chamotte, additives of granite screenings, dolomite on alkali resistance and other properties of ceramic materials synthesized on the basis of refractory clay is considered. ...
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7.
BOROSILICATE ENAMEL WITH INCREASED CHEMICAL RESISTANCE FOR STEEL PIPES
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(Not-set)
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The paper presents the results of a study on the development of a primer-free enamel frit with increased chemical resistance to acids and alkalis, designed to protect steel pipelines. Zinc oxide was introduced ...
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8.
INVESTIGATION OF THE CHEMICAL RESISTANCE OF OXYCHLORIDE LEAD BORATE GLASSES DOPED WITH NEODYMIUM AND THE STABILITY OF THEIR LUMINESCENT PROPERTIES IN THE CLIMATIC CONDITIONS OF SOUTH-EAST ASIA
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(Not-set)
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The chemical resistance of glasses in the PbCl2–PbO–B2O3–NdF3 system has been studied. Oxochloride lead-borate glasses have demonstrated good water resistance and alkali resistance, while low acid resistance. ...
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9.
THE EFFECT OF ALKALINE COMPONENTS ON THE PROPERTIES OF DENTAL FILLING GLASSES
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(Not-set)
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The influence of modification of the glasses composition of the strontium-aluminum-borosilicate system on their technological and physic-chemical properties has been studied. The introduction of two alkalis ...
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10.
HIGH-TEMPERATURE LIGHTWEIGHT ALKALINE-ACTIVATED MATERIALS WITH ADDITION OF MULTI-WALLED CARBON NANOTUBES
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(Not-set)
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The effect of the concentration (from 18 to 6 %) of an alkaline activator (AA) solution on the viscosity and basic properties of geopolymer composites based on chamotte with additives of foam glass production ...
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11.
The Influence of Molarity and Temperature of the Alkaline Activator Solution on the Rheological Properties and Structure Formation of Alkaline Activated Refractory
Materials
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(Not-set)
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The effect of molarity (from 3.64 to 1.74 M) of a solution of an alkaline activator (ALA) and temperature (from 10 to 20 ° C) of a mixture of alkali-activated materials (ALA) based on chamotte and metakaolin ...
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12.
Interaction of Alkaline Medium of Concrete with Foam Ceramics
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(At the enterprises and institutes)
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The activity of foamed ceramics and foam glass to silicate-alkaline interaction in concrete has been investigated. It was found that in a humid concrete environment, vitrified walls of the pores of the ...
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13.
Influence of SiO2/Al2O3 ratio on structure, properties and heat resistance of geo-polymer refractory materials
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(At the enterprises and institutes)
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A study of the properties of lightweight geopolymer materials (GM) based on refractory technogenic waste of aluminosilicates has been carried out. The effect of the ratio of oxides SiO 2 and Al 2 O ...
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14.
Zirconia fibers for rechargeable alkaline batteries separators
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(At the enterprises and institutes)
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A porous composite material based on zirconium oxide fibers has been obtained, which has a high resistance to the action of a concentrated alkaline solution and satisfactory mechanical strength. Samples ...
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15.
Chemical resistance of materials based on fused mineral raw mate-rials of Uzbekistan
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(At the enterprises and institutes)
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... cations. The action of an alkaline solution leads to a shift of the stretching vibration bands of Si - O - Si bonds to the low-frequency region due to a decrease in the content of SiO 2 . All tested materials ...
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16.
Effect of nanosized petrochemical waste with high alumina content on clinker heat resistance
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(Science for ceramic production)
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Studies have shown that it is advisable to use high-alumina nanotechnological raw materials as a softener to increase the thermal stability of clinker bricks. With an increase in the compositions of the ...
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17.
Increase in the resistance of electrode glass to fluorine-containing media
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(Science for glass production)
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The effect of ZrO 2 , P 2 O 5 , and F - -ion on the resistance of electrode glasses to fluorine-containing media has been studied. It was found that the most stable glasses are located in the region ...
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18.
PREPARATION OF FINE MAGNESIUM ALUMINATE SPINEL POWDER BY SHS: EFFECT OF NaCl MINERALIZER ON PHASE COMPOSITION AND DISPERSITY
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(Not-set)
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Magnesium aluminate spinel in a submicron state was obtained for the first time directly in a combustion wave by self-propagating high-temperature synthesis (SHS) from aluminum and magnesium oxides, using ...
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19.
DEVELOPMENT OF NANOMODIFIED CEMENT USING MICROSILICA, POLYCARBOXYLATE AND DUNE SAND: OPTIMIZATION OF COMPOSITION AND STRENGTH CHARACTERISTICS
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(Not-set)
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This study presents the development and experimental validation of nanomodified cement obtained by joint grinding of clinker, gypsum, microsilica, polycarboxylate superplasticizer, and dune sand. The optimal ...
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20.
PHYSICOCHEMICAL STUDIES OF DIABASE ROCKS OF THE UZUNBULAK DEPOSIT TO OBTAIN ACID-RESISTANT MATERIALS
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(Not-set)
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The chemical and mineralogical compositions, physical and chemical characteristics and phase transformations of diabase rocks of the Uzunbulak deposit were studied. It has been shown that as a result of ...
