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1.
SILICAS WITH ORGANOSILSESQUIOXANE FRAGMENTS AS ADSORBENTS FOR SEPARATION OF AIR MACRO COMPONENTS
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(Not-set)
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Silica adsorbents with organosilsesquioxane fragments containing organic radicals have been obtained for use in the adsorption separation of oxygen-argon mixtures by the PSA method. The sol-gel scheme ...
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2.
EFFECT OF ADDING SILICON-PHOSPHORUS-ANTIMONY CATIONITE TO POTASSIUM NITRATE MELT ON STRENGTHENING SODIUM-CALCIUM-MAGNESIUM SILICATE GLASS BY ION EXCHANGE METHOD
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(Not-set)
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The paper studies the effect of adding potassium form of silicon-phosphorus-antimony cationite (K:KFS-cationite) to a potassium nitrate salt bath on the magnitude of compressive stresses on the surface ...
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3.
MORPHOLOGY OF NICKEL AND COBALT OXIDES DEPOSITED ON VARIOUS SUBSTRATES
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(Not-set)
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The morphology of nickel and cobalt oxides deposited on various substrates, namely ?-alumina and silica gel, is investigated. The main purpose of the work was to study the effect of synthesis methods, ...
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4.
PLASMA CHEMICAL TREATMENT OF ZIRCONIUM CATALYSTS BASED ON VERMICULITE
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(Not-set)
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The effect of plasma chemical treatment on the structure of vermiculite promoted by zirconium oxychloride has been studied using scanning electron microscopy, X-ray phase analysis, IR spectroscopy and ...
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5.
PREPARATION OF MESOPOROUS COMPOSITE TiO2-MONTMORILLONITE IN SOFT HYDROTHERMAL CONDITIONS
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(Not-set)
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In this work, mesoporous TiO2-montmorillonite composites with hydrothermally activated impregnation (115 °C, 0.5…5.0 h) of a mechanically and thermally activated support with titanium polyhydroxocomplexes ...
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6.
INFLUENCE OF SULFATE-ION ADDITIVE AT DIFFERENT STAGES OF YAG:Cr CERAMICS FABRICATION ON THE OPTICAL PROPERTIES
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(Not-set)
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In this study, the influence of the quantitative content of sulfate ions at key technological stages of the synthesis of YAG:Cr ceramic powder on the optical properties of ceramics was investigated. The ...
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7.
SURFACE CHARGES AND ZERO CHARGE POINTS OF NATURAL CLAYS OF ORENBURG REGION
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(Not-set)
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The values of surface charges and zero charge points in water-clay suspensions with pH equal to 5, 7 and 9 have been studied. Their changes under the influence of a microwave field and variations in particle ...
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8.
PROTECTIVE TECHNOLOGICAL COATING BASED ON ZrO2–BaO–B2O3–SiO2 SYSTEM FOR PROTECTION OF HEAT-RESISTANT NICKEL ALLOY WITH SINGLE-CRYSTAL STRUCTURE DURING HEAT TREATMENT
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(Not-set)
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The purpose of this work was developing of protective technological coating for protection of heat-resistant nickel alloy with single-crystal structure ZHS30 during high-temperature homogenization. Based ...
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9.
METHOD FOR ELIMINATION OF FLATNESS DEFECTS ON GLASS PLATES FOR THEIR THERMAL JOINING
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(Not-set)
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A method has been developed to eliminate gaps between glass plates during thermal bonding using a system for distributing the mechanical load. Theoretical and experimental studies of the proposed method ...
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10.
CREATION AND PROPERTIES OF CERAMICS FROM NICKEL OXIDE NANOPOWDER
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(Not-set)
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By means of the method of the spark plasma sintering (SPS) on the basis of nanodimensional powder of nickel oxide (with an average particle size of about 100 nm), the fine-grained (of 250 – 500 nanometers ...
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11.
Influence of Mineral Additives on the Structure and Properties of Thermal Insulating Materials Based on Silica-Containing Raw Materials
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(Not-set)
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The article presents a justification for the production of plate heat-insulating foam silicate materials based on by-products of apatite-nepheline ore processing by low-temperature technology. Methods ...
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12.
Application of Granulometry for Rapid Assessment of the Operational Properties of Acid-Activated Sedimentary Rocks
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(Not-set)
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We compared the granulometric composition of raw and acid-activated rocks containing aluminosilicates. We showed that during the presence of rocks in water, they gradually dissolve with a simultaneous ...
