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1.
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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... chemically stable in concentrated sodium hydroxide solutions. The most chemically stable porous ceramics in solutions of soda
ash of any concentration. Porous ceramics have minimal acid resistance in a ...
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2.
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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3.
SYNTHESIS OF ALUMINUM-MAGNESIUM SPINEL FROM XEROGELS OBTAINED FROM ALUMINUM AND MAGNESIUM CHLORIDES AND NITRATES IN THE PRESENCE OF CITRIC ACID
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(Not-set)
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The effect of a combination of water-soluble magnesium and aluminum salts on the physicochemical properties of the obtained aluminomagnesium spinel was studied. It was shown that the formation of aluminomagnesium ...
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4.
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 ...
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5.
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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6.
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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7.
Study of the Influence of Nanotechnogenic Raw Materials and Pyrophyllite on Orientation of Clay Particles and Water Permeability of Acid Resistant Materials
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(Not-set)
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The use of nanotechnogenic aluminum-containing raw materials and pyrophyllite in the compositions of ceramic masses for the production of acid-resistant materials helps to reduce the shrinkage anisotropy ...
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8.
A Comprehensive Evaluation of the Effect of Mineralogical Composition of Clays and Component from Porous Glass on the Thermal Conductivity and Frost Resistance Heat-Efficient Wall Ceramics
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(Science for ceramic production)
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The results of studies of the porosity of heat-efficient ceramic materials based on clays of various mineralogical composition with a glass-porous component (SPC) and their effect on frost resistance and ...
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9.
Rheological behaviour of ceramic slurries and physic-mechanic properties of acidresistant ceramics made of nanosized petroleum chemistry and non-ferrous metals production industrial waste, and pyrophy ...
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(Utilization of waste)
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... the production of acid-resistant materials is shown. The use of nanotechnogenic raw materials improves the physical and mechanical properties of ceramics for acid-resistant materials. Studies have shown ...
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10.
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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... by the methods of IR spectroscopy and chemical analysis that upon exposure to acids, the degree of polymerization of silicate compositions increases in proportion to a decrease in the content of modifier ...
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11.
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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12.
Thermal and chemical resistance of boron-polymer dressed glass fibers
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(Science for glass production)
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A new sizing-polymethylene-p-triphenyl ester of boric acid is proposed, which provides an increase in thermal and chemical resistance, as well as strength characteristics of glass fibers used in the production ...
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13.
Alkali titanium-silicate glass for white glass enamels with increased corrosion resistance
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(Coatings. Enamels.)
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... В 2 О 3 (8 - 10%), it is possible to obtain white glass enamel coatings, which are characterized by increased corrosion resistance and low leachability of the coating components in acetic acid solutions. ...
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14.
SYNTHESIS AND THERMAL PROPERTIES OF TUNGSTEN SILICATE COMPLEXES WITH HEXAMETHYLENETETRAMINE
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(Not-set)
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... and electron microscopy. It exhibits high electrical conductivity and chemical resistance to concentrated acid solutions. The results of this study may be useful for the low-temperature synthesis of compounds ...
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15.
SYNTHESIS OF MULLITE-SILICA CERAMICS WITH ENHANCED ELECTROPHYSICAL PROPERTIES
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(Not-set)
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... (grinding) and chemical (oxalic acid) activation make it possible to stabilize the mullite phase and reduce the maturation of residual silica. This ensures low dielectric losses in a wide frequency range, ...
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16.
INFLUENCE OF NANODISPERSED ALUMINUM OXIDE ON THE PHYSICAL AND MECHANICAL PROPERTIES OF TECHNICAL CERAMICS
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(Not-set)
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... that the introduction of nanodispersed aluminum oxide in an amount of 3 wt. % over 100 wt. % of the total mass improves the abrasion coefficient, acid resistance, density, and strength of the developed ...
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17.
HEAT-INSULATING MATERIALS BASED ON EXPANDED ROCKS OF UZBEKISTAN
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(Not-set)
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The work is devoted to the issues of obtaining thermal insulation materials using local mineral resources. The focus of this study is to create refractory thermal insulation consisting of a porous filler ...
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18.
IMPROVEMENT OF THE PHYSICO-MECHANICAL PROPERTIES OF FACING BRICKS THROUGH HYPERPRESSING BASED ON LOCAL RAW MATERIALS
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(Not-set)
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This work examines the main regularities in the formation of cement stone structure and the relationship between the properties of concrete mixes with various fillers and highly compressed materials obtained ...
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19.
PHYSICAL AND MECHANICAL CHARACTERISTICS OF CERAMIC MATERIALS OF SYSTEMS ZrO2–Sm2O3 TWO-PHASE COMPOSITION
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(Not-set)
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Ceramic Materials of Compositions (mol. %) 97ZrO2–3Sm2O3 and 94ZrO2–6Sm2O3 based on nanosized powders synthesized by hydrolysis sol-gel method are obtained. It is shown that in ceramic materials a two-phase ...
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20.
FILTER ELEMENTS BASED ON ALUMOSILIATE FIBERS FOR SELECTIVE CATALYTIC REDUCTION OF NITROGEN OXIDES – A REVIEW
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(Not-set)
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A review of oxide compositions, developed for ceramic aluminosilicate fibers -based filter elements modification for the purpose of the selective catalytic reduction of nitrogen oxides in the purification ...
