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1.
Porous items with rigid structure based on natural amorphous silica
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(Science for glass production)
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Research has been carried out in the development of a new technology for producing foam glass from materials containing natural amorphous silica. The optimal technological parameters for obtaining products ...
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2.
Use of amorphous silica rocks (gaizes) in production of foamglass with reduced sponging temperature
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(Science for glass production)
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Informational data on the use of amorphous siliceous rocks for the production of foam glass, as well as the results of laboratory studies on the study of the dependence of the foaming temperature on the ...
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3.
Decrystallisation of amorphous phase in foam-glass as a method for alkali-silica reaction inhibition
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(Science for glass production)
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The possibility of eliminating the alkali-silicon reaction (ASR-interaction) in foam glass due to the crystallization of the glass is considered. It was found that devitrite (Na 2 Ca 3 Si 6 O 16 ...
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4.
Energy saving synthesis of nano-disperse amorphous sodium silicate for liquid glass
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(Energy saving)
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An energy-saving, environmentally friendly technology for the production of liquid glass has been developed, based on the use of non-scarce raw materials. This excludes the use of a glass furnace. Tab. ...
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5.
GLASS-CERAMIC FERROELECTRIC COMPOSITE MATERIAL BASED ON LOW-ALKALI ALUMINOBOROSILICATE GLASS AND BaTiO3
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(Not-set)
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... and an amorphous phase, as well as, under certain heat treatment conditions, products of glass crystallization (SiO2 – quartz and tridymite) and its interaction with the ferroelectric filler (Ba2TiSi2O8 ...
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6.
GRINDING OF BIOGENIC SILICA
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(Not-set)
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The temperature regimes of the thermal extraction method for obtaining silicon dioxide from rice husk and various conditions of subsequent milling were investigated. Elemental, X-ray phase, petrographic ...
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7.
PROPERTIES OF POWDERS SYNTHESIZED FROM AQUEOUS SOLUTIONS OF SODIUM SILICATE AND IRON SULFATE
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(Not-set)
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... hydrated sodium iron sulfate Na2Fe(SO4)2·4H2O and X-ray amorphous product with the composition represented by hydrated iron and silicon oxides. The phase composition of the powder obtained by 4-times washing ...
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8.
INORGANIC FOAMED THERMAL INSULATION MATERIALS BASED ON MINERAL SILICA-CONTAINING RAW MATERIALS
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(Not-set)
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Thermal insulation and composite foamed inorganic materials with a reduced thermal conductivity of 0,064…0,076 W/(m·K) have been developed on the basis of technogenic silica-containing raw materials. The ...
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9.
ANALYSIS OF THE INFLUENCE OF BORATE AND FLUORIDE FLUXES ON THE SINTERING OF SILICATE RAW MATERIALS
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(Not-set)
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The effectiveness of using borate (borax) and fluoride (sodium fluoride) fluxes in the sintering of crystalline (sand) and amorphous (diatomite) silicate raw materials was considered. The change in the ...
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10.
TRANSPARENT GLASS-CERAMICS BASED ON LITHIUM ALUMINOSILICATE SYSTEM
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(Not-set)
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Methods of laser micro- and nanomodification structure of transparent dielectrics open promising prospects for the creation of a new type glass-crystalline materials and new applications. In this work, ...
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11.
RESEARCH INFLUENCE OF THERMAL PLASMA ENERGY ON MORPHOLOGY AND PHASE COMPOSITION ALUMINUM SILICATE MICROSPHERES
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(Not-set)
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... powders after processing according to XRD data are amorphous. The X-ray diffraction patterns of particles processed in the turbulent regime of plasma jet outflow show a small Bragg peak of ?-quartz. This ...
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12.
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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13.
Synthesis and Properties of Chlorine-Fluorine-Silicate Lead Glasses Nd-Doped
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(Not-set)
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The glass transition region in the PbCl 2 & # 8211; PbF 2 & # 8211; PbO & # 8211; SiO 2 system was investigated and glasses were obtained, including number activated by neodymium. The mechanical, ...
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14.
Studies in glass formation and properties in lanthanum-alumo-borosilicate system with high lanthanum oxide content
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(Science for glass production)
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... which glasses are most stable with respect to amorphous phase separation and crystallization have been determined. Composition area limited by the limiting values ??of the molar content of the components: ...
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15.
Local crystallysation in barium titanosilicate glasses induced with a femtosecond laser.
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(Science for glass production)
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The local crystallization of barium-titanosilicate glass under the action of a femtosecond laser beam is investigated. The effect of the laser beam scanning speed and laser pulse energy on the morphology ...
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16.
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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17.
Biomaterials based on calcium phosphates and silicates mixtures: a study of possible fabrication by precipitation from water solutions
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(Biomaterials)
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The analysis of the processes of phase formation in open systems CaX 2 -M 2 NRO 4 / M 3 PO 4 -Na 2 SiO 3 -Н 2 O. According to the calculated values ??of & # 916; G crystallization, the ...
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18.
Glass formation and crystallisation in lithium-alumosilicate glasses: effect of raw materials nature on melting characteristics and crystallisation behaviour
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(Science for glass production)
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The influence of the type of silicon-containing raw material on silicate formation and crystallization properties of glasses of the lithium aluminum silicate system is considered and the expediency of ...
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19.
Diatomite - silica material for glass industry
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(Raw materials)
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The results of X-ray phase, differential thermal, thermogravimetric, infrared spectroscopic analyzes of diatomite from the Inzenskoye deposit are presented, as well as the results of experimental cooking ...
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20.
Formation of composite structures in aluminosilicate systems upon introduction of potassium titanates
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(Science for ceramic production)
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... amorphization of the raw mixtures and subsequent crystallization of the resulting amorphous phase of complex chemical composition. The phase composition of the obtained composites includes: rutile, thialite, ...
