Glass and mineral or slag wool (C03)

C   Chemistry; metallurgy(318327)
C03            Glass; mineral or slag wool(14339)

Production line of manufacturing granulated foam glass // 2642756
FIELD: construction.SUBSTANCE: production line of manufacturing granulated foam glass comprises a feedstock hopper, a grinder, a hopper for a liquid component, granulators, a drum dryer, a vibrating screen, a hopper with a dispenser of dried granules, a hopper with a separating medium. It also comprises a rotary foaming furnace, a rotating refrigerator installed behind the foaming furnace, an accumulation bunker for foamed granules, a warehouse of finished products with two vibrating screens installed in series, each of which is equipped with two meshes and connected through granule collectors and by means of pneumatic conveyors with the hoppers for the finished products. The line additionally comprises a wet-grinding attritor connected to the hopper for a liquid component and a drying and granulation plant connected to the drying drum.EFFECT: increasing the yield of a good product.1 dwg
Glaze // 2642755
FIELD: chemistry.SUBSTANCE: invention relates to the technology of silicates and in particular to glaze compounds, that can be used to cover products made of porcelain, faience, majolica and other ceramics. Glaze contains the following in % wt: SiO2 33.0–35.0; CdO 13.0–15.0; B2O3 33.0–35.0; K2O 1.0–2.0; Al2O3 16.0–17.0.EFFECT: high heat resistance of glaze.1 cl, 1 tbl
Blue product with hybrid energy-saving coating on glass substrate // 2642753
FIELD: chemistry.SUBSTANCE: multilayer coating on glass contains the following layers in order to increase the distance from the glass: the first layer of titanium dioxide of TiO2, the first contact layer of Zn-Al-O, the first silver layer of Ag reflecting IR radiation, the first covering layer of Zn-Al-O, an intermediate layer of Zn-Sn-O, the second contact layer of Zn-Al-O, the second silver layer of Ag, the second covering layer of Zn-Al-O, an external protective layer of Zn-Sn-O. The thickness of the intermediate layer is from 75 nm to 82 nm, and the thickness of TiO2 is from 8 nm to 14 nm. The ratio of the thickness of the layer of TiO2 to the thickness of the outer protective layer is in the range of 0.12 to 0.25. The aggregate thickness of two silver layers of Ag is such that the resultant surface resistivity of the product with a hybrid energy-saving coating does not exceed 4 Ohm/sq. The ratio of the thickness of the first silver layer of Ag to the thickness of the second silver layer of Ag is 0.5 to 0.8. The ratio of the thickness of the first covering layer to the thickness of the first contact layer and the ratio of the thickness of the second covering layer to the thickness of the second contact layer are equal to and not more than 0.42.EFFECT: reduction of heat losses during a cold weather, increase of translucence, decrease in the level of transmission of ultraviolet radiation.2 cl, 2 dwg
Silver product with hybrid energy-saving coating on glass substrate // 2642751
FIELD: chemistry.SUBSTANCE: coating comprises the first layer of titanium dioxide of TiO2 adjacent to the surface of the glass substrate, the first contact layer of Zn-Al-O, the first silver layer of Ag, reflecting infrared radiation, the first covering layer of Zn-Al-O, an intermediate layer of Zn-Sn-O, the second contact layer of Zn-Al-O, the second silver layer of Ag, the second covering layer of Zn-Al-O, an outer protective layer of Zn-Sn-O. The thickness of the intermediate layer of Zn-Sn-O is from 85 nm to 98 nm, and the thickness of the TiO2 layer is from 20 nm to 24 nm. The ratio of the thickness of the layer of TiO2 to the thickness of the outer protective layer is in the range of 0.56 to 0.75. The aggregate thickness of two silver layers of Ag is such that the resultant surface resistivity of the product with a hybrid energy-saving coating does not exceed 4 Ohm/sq. The ratio of the thickness of the first silver layer of Ag to the thickness of the second silver layer of Ag is 0.17 to 0.28. The ratio of the thickness of the first covering layer to the thickness of the first contact layer and the ratio of the thickness of the second covering layer to the thickness of the second contact layer are equal to and not more than 0.672. The product has a silver colour.EFFECT: reduction of heat losses during a cold weather, increase of translucence, decrease in the level of transmission of ultraviolet radiation.2 cl, 2 tbl, 2 dwg
Glass // 2642732
FIELD: chemistry.SUBSTANCE: invention relates to technology of silicates and relates to glass compounds, that can be used for making articles for decorative and art purposes,sorted crockery. Glass contains in %wt: SiO2 58.5–64.5; Al2O3 13.0–15.0; MgO 3.0–4.0; K2O 6.5–7.5; MoO3 6.5–7.5; CeO2 6.5–7.5.EFFECT: increase in chemical stability.1 cl, 1 tbl
Crystal glass // 2642679
FIELD: manufacturing technology.SUBSTANCE: invention relates to silicate technology and crystal glass formulations that can be used to make household dishes. Crystal glass consists, in % by weight: SiO2 53.4–58.4; B2O3 16.0–17.0; CaO 4.0–6.0; MgO 1.0–3.0; ZnO 4.0–6.0; K2O 12.0–14.0; SeO2 1.0–1.6; TeO2 1.0–1.6.EFFECT: technical result is high heat resistance of glass.1 cl, 1 tbl
ethod of metallic coating application to microspheres // 2642596
FIELD: technological processes.SUBSTANCE: method of metallic coating application to microspheres by pyrolytic decomposition of organo-metallic compounds involves the interaction of organo-metallic compound vapours with the microsphere surface, heated up to a temperature below the softening temperature, stirring the microspheres. The microsphere stirring is performed in the presence of organo-metallic compound vapours. The quantity of the organo-metallic compound as related to the quantity of the microspheres is determined by the dependence on the required coating thickness where mMS is the charging weight of microspheres, g; mOMS is the weight of the organo-metallic compound, g; ρd is the coating density, g/cm3; is the specific surface of the microspheres, cm2/g; k1 is the factor of conversion of the parent compound into the coating material, k2 is the material utilisation rate and determined by the chamber volume and the ratio of the microsphere area to the chamber (varies from 0.30 to 0.95).EFFECT: improvement of the method.5 cl, 3 tbl, 7 ex, 5 dwg
Glass // 2642585
FIELD: manufacturing technology.SUBSTANCE: invention relates to silicates and glass compositions which can be used in making general-purpose articles. Glass contains, % wt: SiO2 78.6–79.8; K2O 4.4–5.0; B2O3 9.0–11.0; CdS 4.4–5.0; Se 1.2–1.6.EFFECT: technical result of invention is higher heat resistance of glass.1 cl, 1 tbl
ethod for producing of unsaturated polyester resins aqueous emulsion // 2642564
FIELD: technological processes.SUBSTANCE: invention relates to an unsaturated polyester resin aqueous emulsion production method, intended for use as a film-forming component of the lubricant applied to the surface of elementary fibers (filaments) when forming a complex yarn during the manufacturing of glass, basalt and carbon fibers. Method is implemented by introducing an unsaturated polyester resin with a molecular weight of 1,000–1,200, a poly-condensation product of glycols with phthalic anhydride and allomaleic acid, not containing an active styrene diluent, with constant stirring at a speed of 1,000–6,000 rpm at room temperature into a non-ionic surfactant aqueous solution, which is a high molecular weight block co-polymer of ethylene oxide and propylene oxide, and after the end of feeding the named resin, the emulsification is continued for 10–40 minutes. Emulsion production formulation comprises, by weight: unsaturated polyester resin 100, block co-polymer of ethylene oxide and propylene oxide 8–15, water 50–150.EFFECT: ensuring uniformity of emulsions, high colloidal-chemical resistance, high dispersity and the possibility of using glass and basalt fibers in production.1 cl, 2 tbl

Glass products with anti-friction coatings // 2641817
FIELD: chemistry.SUBSTANCE: coated glass product is described comprising: a glass body comprising the first surface and the second surface opposite the first surface. The first surface is an outer surface of the glass products; and an anti-friction coating located in at least the first part of the surface of the glass body. The anti-friction coating includes a polymer chemical compound, the anti-friction coating has a thickness equal to or less than 1 micron, and a friction coefficient equal to or less than 0.7 compared to the same coated glass product. The polymer chemical compound is selected from the group consisting of polyimides, fluoropolymers, silsesquioxane-based polymers, silicon-organic polymers; the coated glass product retains its heat resistance after depirogenization at a temperature of at least 280°C for 30 minutes in air; the light transmission through the coated glass product is equal to or more than 55% of the light transmission through the uncoated glass product with the wavelength of 400 nm to 700 nm; and the anti-friction coating has a weight loss of less than 5% of its weight when heated from a temperature of 150°C to 350°C at a heating rate of 10°C/min. Other coated glass products are also described.EFFECT: glass products with a high resistance to mechanical damage are produced.18 cl, 1 tbl, 21 ex, 46 dwg
Compositions of glass and fibre produced therefrom // 2641808
FIELD: chemistry.SUBSTANCE: versions of the present invention relate to glass compositions, glass fibres moulded from such compositions and intended for the production of composites and fibreglass. In one version, the glass composition includes, wt %: 58-62 SiO2. 14-17 Al2O3, 14-17 Al2O3, 14-17.5 CaO and 6-9 MgO, where the amount of Na2O is 0.09 wt % or less, as well as, at least, one rare earth oxide in an amount of 0.1-0.3 wt %. The glass composition is substantially free of B2O3.EFFECT: improving the mechanical properties of fibres.22 cl, 2 tbl, 22 ex
ethod of manufacturing microtechnical device in volume of photoustical glass plate // 2641508
FIELD: physics.SUBSTANCE: invention relates to a method of manufacturing a microtechnical device in the volume of a photosensitive glass plate (PG). The method involves forming prototypes of local regions by moving a focused laser beam in the plane of creating pre-images of local regions, identifying prototypes of local regions with defects, amorphizing all the pre-images of local regions with defects, re-forming pre-images of local regions in each of the amorphized regions, processing until the appearance of local regions of the crystalline phase in the pre-images of local regions and etching the PG plate. Amorphization is carried out by a converging beam of CO2 laser with an average power density in the neck of the beam of, at least, 7 W/cm2 and not more than 18 W/cm2 with a duration of exposure of 5 to 10 s and a waist size of 25 to 50 mcm. The thermal treatment is carried out by a converging beam of CO2 laser with an average power density in the beam constriction of, at least, 1.5 W/cm2 and not more than 3.0 W/cm2 with a duration of exposure of 15 to 400 s and a waist size of 25 to 500 mcm.EFFECT: shortening the duration of the process and increasing the yield of suitable products.16 dwg
Lubricant for basalt fibre // 2641360
FIELD: chemistry.SUBSTANCE: lubricant for basalt fibre contains the following components, wt %: acetic acid 0.04-0.05; gamma-glycidoxypropyltrimethoxysilane 0.8-1.0; water epoxy dispersion of VEP-74E brand 8.5-9.4; di (alkyl polyethylene glycol) phosphoric acid ester potassium salt 0.8-1.1; water - the rest.EFFECT: increase in strength of coated basalt fibre.2 tbl

Bending device for glass formation for use in aircraft glazing // 2641346
FIELD: construction.SUBSTANCE: bending device comprises a support element, a forming rail comprising a fixed portion of the forming rail rigidly fixed to the support element and a hinge portion of the forming rail hingedly mounted on the support element. The bending device also comprises a force-generating element operatively connected to the hinge portion of the forming rail and a retaining element limiting the displacement of the formable sheet relative to the fixed part of the forming rail. The retaining element comprises at least one stop element comprising a conical and a cylindrical parts.EFFECT: improved operational reliability.22 cl, 16 dwg
Glass coating // 2641336
FIELD: chemistry.SUBSTANCE: invention relates to the silicates technology, namely to glass coating compositions for articles made of ceramics and metals. The coating contains, wt %: SiO2 20.0-30.0; Al2O3 10.0-20.0; B2O3 4.0-6.0; ZrO2 31.0-34.5; CaO 2.0-6.0; Na2O 2.0-3.5; HfO2 13.0-15.0; CuO 1.0-2.0. Raw materials in the form of fine powders are mixed, the mixture is applied to the surface of ceramic or metal products in a stream of low-temperature plasma.EFFECT: high heat resistance of the coating.1 tbl

Glass fibre composition // 2641050
FIELD: chemistry.SUBSTANCE: invention relates to glass fibre, which can be used to reinforce composite materials for the production of windmill blades, pressure vessels, components in the automotive, engineering, aerospace, and the like. The glass fibre composition contains the following oxides, wt %: SiO2 57.5-59.5, Al2O3 17.0-20.0, CaO 11.0-13.5, MgO 8.5-12.5, where the sum of Na2O, K2O, TiO2 is at least 0.1 wt % and Li2O≤ 2.0 wt %. All amounts are expressed in terms of weight % with respect to the total weight of the composition. The temperature difference ΔT, defined as the difference between the temperature T3, at which the composition has a viscosity of 103 poise, and liquidus temperature Tliq, is at least 50°C, wherein Tliq is not more than 1233°C.EFFECT: combination of good mechanical and thermal properties of fibres with cost-effective processing temperatures of the compositions.12 cl, 1 tbl, 4 dwg
ethod for producing foam glass // 2641042
FIELD: construction.SUBSTANCE: method for producing a material from foam glass includes loading a silicate mass in the form of cullet into a container, its foaming, setting and creating a glass shell. As a glass shell, a thin-walled glass container is used, into which a silicate mass containing liquid glass and cullet is loaded. After the foaming and setting of the silicate mass, the container is sealed.EFFECT: reducing energy costs while manufacturing foam glass material while ensuring its moisture resistance and mechanical strength.1 cl

ethod of laser glass modifying // 2640836
FIELD: chemistry.SUBSTANCE: phosphate glass containing silver ions locally irradiated with femtosecond laser pulses with a wavelength in the near infrared range, with the energy of the laser pulses in the range of 30-200 nJ, the duration of the laser pulses in the range 300-1200 FS, repetition frequency of laser pulses in the range of 1-500 kHz. To focus the laser beam, a lens with a numerical aperture of 0.4-0.9 is used.EFFECT: increasing the density of information recording using luminescence parameters and birefringence of microregions.4 dwg, 3 ex
ethod of glazing glass plates // 2640617
FIELD: technological processes.SUBSTANCE: method of glazing glass plates includes feeding of a glass powder into a plasma torch, heating of products with waste plasma-forming gases, spraying of a glass powder onto the front surface of the products and quality control. In this case, double-sided heating of the glass plate is done using waste plasma-forming gases together with the glass powder spraying. The power of the plasma torch is 9 kW. The consumption of glaze powder is 2.5-2.75 g/s. The speed of the plasma torch travelling over the surface of the glass plate is 0.20 m/s.EFFECT: acceleration of glazing process of glass plates.4 tbl, 1 ex

ethod of local nanocrystallization of barium-titanium-silicate glasses // 2640606
FIELD: chemistry.SUBSTANCE: composition glass BaO is 35-45 moll. %, TiO2 10-20 moll. %, SiO2 40-50 moll. % is irradiated with a focused femtosecond laser beam generating pulses at a wavelength of 1030 nm with a frequency of 100-500 kHz with a duration of 300 fs and an energy of 0.5-1.5 mcJ. The laser beam focused by a lens with a numerical aperture of 0.45-0.65, is moved relative to the glass in a velocity range of 500-1000 mcm/s.EFFECT: invention makes it possible to locally form extended nanocrystalline structures with a length of, at least, 200 mcm and an adjustable width that have the second harmonic generation in the volume of barium-titanosilicate glasses.3 dwg
ethod of local crystallization of glasses // 2640604
FIELD: chemistry.SUBSTANCE: local crystallization of glasses lanthanum-boron-germanate system, doped with neodymium, is carried out with a pulsed femtosecond laser moving relative to the glass at a speed of 10-50 mm/s at a depth of 100 mcm. The frequency of the femtosecond pulses is set at 25-100 kHz, and the average power is within the range of 0.1-1.2 W. The glass of the following composition is used, moll. %: La2O3 14.9-26, B2O3 23-26, GeO2 49-52, Nd2O3 0.1-10.EFFECT: obtaining homogeneous crystal lines with neodymium ions embedded in the crystal lattice in the glass volume.5 dwg, 3 ex
ethod of obtaining polarization converter // 2640603
FIELD: physics.SUBSTANCE: oxide glass is treated with a focused laser beam. The glass melting is performed at temperatures from 1650 to 1700°C. The composition of the glass is as follows, in mol. %: MgO 5-10, CaO 5-10, B2O3 5-10, Al2O3 15-20, SiO2 55-65.EFFECT: simplification of the technology, reduction of the standard deviation of the value of the phase shift of the nanogrid.2 ex, 1 dwg

ethod and device for manufacturing glass products of complex shape by centrifuging // 2640517
FIELD: technological processes.SUBSTANCE: method for manufacturing glass products includes the following stages: a) providing moulds with a bottom and a top edge; downloading the molten glass drop to the bottom of the mould; bringing the mould into rotation about the vertical axis causes flowing of the drop along the bottom of the mould due to the centrifugation and getting thus a glass blank corresponding to the product form; and extracting the product from the mould immediately after its cooling. Prior to stage b) a restrictive ring is placed on the upper edge of the mould. In stage c) this restrictive ring is brought into rotation by means of the mould. This allows to stop the raising of glass by means of the restrictive ring, and also to obtain a glass product of complex shape. The restrictive ring (30) is brought into free rotation on the support (34), provided with the possibility of vertical movement in the direction of the vertical axis (XX) from the near position, where the restrictive ring is in contact with the top edge (16) of the mould, and the distant position, where the restrictive ring is at a distance from the top edge (16) of the mould.EFFECT: improving the method of centrifugation for a greater variety of feasible forms and the ability to manufacture products of complex shapes.15 cl, 5 dwg
Glass // 2640224
FIELD: chemistry.SUBSTANCE: glass comprises, wt %: SiO2 37.0-41.0; B2O3 7.0-9.0; MgO 2.0-6.0; V2O5 14.0-16.0; ZrO2 22.0-26.0; Cr2O3 4.0-6.0; K2O 4.0-6.0.EFFECT: increased initial softening temperature of glass.1 tbl
Glass // 2640223
FIELD: chemistry.SUBSTANCE: glass comprises, wt %: SiO2 46.0-49.0; B2O3 7.0-9.0; CaO 2.0-6.0; V2O5 14.0-16.0; ZrO2 16.0-18.0; K2O 4.0-6.0; WO3 3.0-4.0.EFFECT: increased initial softening temperature of glass.1 tbl
Ferromagnetic glass // 2640222
FIELD: chemistry.SUBSTANCE: ferromagnetic glass comprises, wt %: SiO2 30.0-40.0; CaO 20.0-250.0; Fe2O3 15.0-20.0; PbO 5.0-10.0; an alkali metal oxide 15.0-20.0.EFFECT: glass melting temperature decrease.1 tbl
Glass // 2640220
FIELD: chemistry.SUBSTANCE: glass comprises, wt %: SiO2 45.0-53.0; K2O 8.0-12.0; CaO 5.0-6.0; SrO 4.0-6.0; TiO2 14.7-17.8; PbO 11.0-14.5; SeO2 1.0-1.5; CeO2 0.1-0.3.EFFECT: increase in the refractive index.1 tbl
Glaze // 2640218
FIELD: chemistry.SUBSTANCE: glaze comprises, wt %: SiO2 47.6-50.5; Al2O3 6.0-7.3; B2O3 6.8-8.0; CaO 5.0-5.6; K2O 15.5-17.0; TiO2 1.8-3.0; 3Al2O3⋅2SiO2 12.6-13.3.EFFECT: increase in the thermal stability of glaze.1 tbl
Glaze // 2640215
FIELD: chemistry.SUBSTANCE: glaze comprises, wt %: SiO2 59.0-61.0; Al2O3 9.0-11.0; MgO 12.0-13.0; CuO 1.0-1.5; K2O 1.8-3.0; ZrO2 2.0-3.0; 3Al2O3⋅2SiO2 10.0-13.0.EFFECT: increase in the thermal stability of glaze.1 tbl
Glass // 2640214
FIELD: chemistry.SUBSTANCE: glass comprises, wt %: SiO2 65.0-70.0; Al2O3 0.5-3.0; CaO 1.0-2.0; Na2O 13.0-17.0; FeO 0.3-0.6; Fe2O3 1.0-2.0; Mn2O3 1.5-3.3; SnO2 0.1-0.5; F' 0.1-1.0; Cu2S 3.8-4.8; FeS 4.0-6.0.EFFECT: lowering the temperature of the output.1 tbl

Products including anti-condensate and/or low-emission coatings and/or methods of their manufacture // 2639765
FIELD: chemistry.SUBSTANCE: glass unit includes the first and the second parallel glass substrates located at a distance from each other. The first and the second substrates provide four successive substantially parallel major surfaces of the glass unit. On the fourth surface of the glass unit, the first low-emissive coating is applied. Coating includes a variety of thin-film layers located in the following order when removed from the second substrate: the first layer containing silicon oxynitride, the refractive index of which is 1.5 and 2.1, and a thickness of 50-90 nm; a layer containing an indium-tin oxide, the refractive index of which is 1.7-2.1 and a thickness of 85-125 nm; and the second layer containing silicon oxynitride, the refractive index of which is 1.5 and 2.1, and a thickness of 50-90 nm.EFFECT: reduction of specific surface resistance, hemispherical emissivity, reduction or elimination of condensate on the substrate.22 cl, 13 tbl, 8 dwg
Charge mixture for synthesis of structural and heat insulating units from cellular glass // 2639758
FIELD: construction.SUBSTANCE: charge mix for synthesis of structural and heat insulating units from cellular glass contains, wt %: HPP slag 35-45, metallurgical slag 5-10, broken glass 35-45, glycerine 3, boric acid 3, sodium fluoride 4.EFFECT: decrease in the foaming temperature and the resource intensity of the process, utilisation of slag.1 tbl, 3 ex

Insulating glazing with low-emission and anti-reflection coatings // 2639750
FIELD: construction.SUBSTANCE: glazing contains the first, second and third parallel spaced apart glass substrates. The first substrate faces the outer space, and the third - the inner space. The first and second low-emission coatings are applied to the inner surfaces of the first and third substrates. Each low-emission coating is thermally treated and their respective substrates have ΔE* values less than 2.5. On the opposite surfaces of the second substrate, the first and second anti-reflection coatings are disposed. Each low-emissivity coating comprises, in order of increasing distance from the substrate, of the following layers: a layer containing titanium oxide, a layer containing zinc oxide, an infrared radiation reflecting layer, containing silver, a layer containing metal, oxide or suboxide of Ni and/or Cr, a layer containing tin oxide, and a layer containing silicon nitride.EFFECT: increase in visible light transmission, decrease in heat transfer coefficient and increase in the amount of solar heat input.15 cl, 6 dwg

cvd method of manufacturing single-mode lightguides with core from pure quartz glass // 2639560
FIELD: chemistry.SUBSTANCE: invention relates to the modified method of chemical vapour deposition of manufacturing lightguides with small optical losses. The MCVD method of manufacturing single-mode fibre lightguides with the core of pure glass and a shell alloyed with fluorine is blowing the inner channel of the tube in the process of its high temperature compression with a dry inert gas, argon, or nitrogen, and containing not more than 1% of vapours of silicon tetrachloride.EFFECT: reducing the absorption of OH groups in fibre lightguides with a core from quartz glass and a fluorosilicate shell.2 cl, 2 dwg

icrowave seal of inorganic substrates with use of low-melting glass systems // 2638993
FIELD: metallurgy.SUBSTANCE: paste for obtaining air-tight connection contains a frit and a microwave coupling additive. The additive is chosen from ferrimagnetic metals, transition metals, iron, cobalt, nickel, gadolinium, dysprosium, MnBi alloy, MnSb alloy, MnAs alloy, CuO*Fe2O3, FeO, Fe2O3, Fe3O4 MgO*Fe2O3, MnO*Fe2O3, NiO*Fe2O3, Y3Fe5O12, glass, containing iron oxide, Fe2O3 glass, SiC, CrO2, alkaline-earth titanates, rhenium titanates, rhenium-bismuth titanates, rare-earth titanates and their combinations.EFFECT: increases the reliability of the air-tight seal.25 cl, 1 dwg, 6 tbl
Glass // 2638359
FIELD: chemistry.SUBSTANCE: glass comprises the following, wt %: SiO2 55.0-63.0; Al2O3 16.0-20.0; CaO 2.0-3.0; MnO 2.0-4.0; Na2O 2.0-3.0; Cr2O3 4.0-5.0; La2O3 3.5-4.0; B2O3 5.0-7.0; As2O3 0.5-1.0.EFFECT: increased heat resistance of glass.1 tbl

Low-emission coated product having low transmittance in visible spectrum area // 2638208
FIELD: physics.SUBSTANCE: low-emission coating includes the first and the second infrared (IR) reflective layers based on silver. The first layer reflecting IR radiation is coated with a NiCr-based contact layer, then a silicon-nitride-based dielectric layer, and the second NiCr-based contact layer. After that, the second layer reflecting IR radiation is applied to the second contact layer. The second layer reflecting IR radiation is, at least, 10 angstroms thinner than the first layer reflecting IR radiation.EFFECT: improvement of the coating.30 cl, 6 tbl, 3 dwg

ethod for producing charge // 2638195
FIELD: chemistry.SUBSTANCE: in the method of producing a charge, which includes heat treatment of the initial mixture of the source of quartz raw material and sodium hydroxide-NaOH, the mixing of the heat treatment product with the raw components, moistening and compacting, raw sources of magnesium oxide, calcium in the form of limestone, chalk, magnesite, dolomitized limestone, dolomite, technical carbonates and/or salts, calcium and magnesium halides are added to the initial mixture, and the phase composition of the heat treatment product of the initial mixture is expressed by basic amorphous and crystalline phases in the form of low-temperature β-quartz, sodium di-and metasilicates, magnesium silicates, calcium, and residual NaOH less than 5 wt %. The invention is developed in the dependent points of the formula.EFFECT: intensifying the silicate and glass formation in the charge before charging into the furnace, reducing the maximum glass cooking temperature, shortening the clarification time and homogenization of the melt, entraining and dusting the volatile components of the glass charge, increasing the strength of the agglomerate.15 cl, 5 dwg, 1 tbl

Induction soldering of inorganic substrates // 2638070
FIELD: technological processes.SUBSTANCE: method of soldering, at least, two glass substrates to each other comprises applying a paste containing a solder and an inductive binder to, at least, one substrate. Bringing, at least, the second substrate into contact with the composition in the form of a paste. Induction heating of the substrates and paste to obtain a seal between the glass substrates.EFFECT: decreasing the temperature gradient and the difference in the expansion coefficients between the glass and the junction.26 cl, 3 dwg
ethod of manufacturing transparent scattering substrate of oled and produced substrate // 2638050
FIELD: chemistry.SUBSTANCE: invention relates to the method of manufacturing a transparent scattering substrate of an organic light-emitting diode (OLED) comprising the following successive steps: (a) grinding one surface or both surfaces of a flat light-transmitting glass substrate with a thickness of 0.1-5 mm with the abrasive slurry to produce a flat glass substrate with, at least, one rough surface having a roughness profile with an arithmetical mean deviation Ra of 0.1-2.0 microns, preferably 0.15 to 1.5 mcm, (b) coating the rough surface or one of the rough surfaces by the glass sealant with a high refractive index having a refractive index preferably ranging from 1.7 to 2.2, (c) heating the coated substrate to the temperature above the melting temperature of the glass sealant with a high refractive index and below the softening temperature of the underlying substrate for the production of enamel with a high refractive index on one of the rough surfaces. The amount of the glass sealant is sufficient to completely cover the roughness profile of the rough surface after the said glass sealant is melted.EFFECT: providing a more gently rough surface profile of the substrate with the possibility of making a substrate in a single step with both internal and external light extraction, simplifying the processing of light-scattering substrates.15 cl, 1 ex, 1 tbl
Phosphate glass and method of its production // 2637676
FIELD: chemistry.SUBSTANCE: glass contains the following components, wt %: P2O5 58.00-70.00; K2O 8.50-18.50; Al2O3 7.10-8.90; BaO 9.80-11.50; B2O3 3.70-5.20; SiO2 1.80-2.30; SnO2 1.10-1.25 Au 0.005-0.02 (over 100%). When preparing the charge, a sol synthesis of the gold nanoparticles Au from gold and hydrochloric acid HAuCl4⋅4H2O, glutathione, sodium tetrahydroborate NaBH4, and ethyl alcohol C2H5OH. The resulting sol in an amount of 0.005-0.02 wt % is mixed with silica SiO2 in an amount of 1.80-2.30 wt %, tin oxide SnO2 in an amount of 1.80-2.30 wt %. The mixture is evaporated in a muffle furnace, the mixture is ground in an agate mortar, the mixture is stirred with potassium carbonate K2CO3, aluminium hydroxide Al(OH)3, barium carbonate, boric acid H3BO3 in a quartz vessel, this mixture is added in phosphoric acid H3PO4. The glass is brewed in one stage at a temperature of 1380-1420°C, further heat treatment of the produced glass is carried out in a muffle furnace for 3-4 hours at a temperature of 300-350°C.EFFECT: improved method.2 cl, 1 ex

Composition of aeronautical glazing products based on monolithic polycarbonate // 2637673
FIELD: chemistry.SUBSTANCE: a layer of a transparent silicone lacquer based on isopropyl alcohol 4-5 microns thick is applied on a surface of monolithic polycarbonate. Further, two layers of an alloy of indium-tin oxides are deposited, with a gold layer in between. Then an adhesive sublayer 8-10 nm thick is deposited on the indium-tin oxide layer as a silicon film, which is coated with a polymeric material.EFFECT: increasing the radar unobtrusiveness of glazing, its impact strength.1 tbl, 1 dwg
Ap-conversion fluorescent nano-glass ceramics // 2637540
FIELD: chemistry.SUBSTANCE: fluorescent nano-glass ceramic consists of the following components, moll. %: SiO2 41.5-43.5; YbF3 1.0-2.5; PbO 12.0-14.5; PbF2 32.5-35.0; CdF2 7.0-7.5; Tb2O3 1.0-1.5 and Tm2O3 0.1-0.4. The field of application is optoelectronics, photonics, laser instrument engineering.EFFECT: producing transparent fluorescent nano-phase ceramic performing ap-conversion converting of infrared radiation into visible blue-green one at lower temperatures of the synthesis and thermal processing of glass.2 tbl, 1 dwg
ethod of decoration of glassware // 2637538
FIELD: technological processes.SUBSTANCE: method of decoration of glassware includes the operations for applying a stencil from a copper or aluminium foil to a glassware, installing a glassware on a rotating device, feeding a glass powder into a plasma torch, plasma spraying the glass powder, removing the stencil and checking quality. The rotation of the rotating device is performed at a frequency of 10-15 s-1, plasma spraying of glass powders with a grain composition of 60-400 mcm is carried out at the power of a plasma torch of 25-30 kW.EFFECT: acceleration of the process of applying decorative coating to the glassware due to the absence of the operation of preheating of glassware and increasing the adhesion strength of the decorative coating to the surface of the glassware.3 tbl

Product with low-emission coating containing absorbing layers for low reflection on film side and low passage of visible spectrum // 2637390
FIELD: chemistry.SUBSTANCE: product with a coating applied on a glass substrate refers to low-emission (low-E) glasses with coatings. This coating comprises reflecting IR layers and absorbing layers. The absorbing layers are metallic or substantially metallic (e.g., NiCr or NiCrNx) and are arranged to loosen or prevent the oxidation of the absorbing layers during possible heat treatment. The coating also comprises dielectric layers containing silicon nitride.EFFECT: providing glass with a coating which has low emissivity and a combination of low light transmittance and low reflection coefficient on the film side, preventing oxidation of the absorbing layers during possible heat treatment.22 cl, 2 dwg, 5 tbl
Optical element and method of its manufacture // 2637362
FIELD: physics.SUBSTANCE: optical element contains an operational translucent and peripheral light-absorbing parts made of optical glass, which is composed of metal compounds. A light-absorbing part contains a layer of reduced lead oxide in the range of 0.3-0.5%, with a gradual increase in its concentration from the surface into the interior of the glass to ensure the reduction in refraction and light reflection from the layer-glass interface. The manufacturing method includes annealing a preform of an optical element from an optical glass in a reducing environment, followed by optical processing to ensure the transparency of the operational translucent part. In the annealing process, lead oxide is used as an additive in the range of 0.3-0.5%. Annealing is carried out at the temperature of 50°C-80°C above the dilatometric softening point of the optical glass with the accuracy of maintaining the temperature of ±5°C.EFFECT: increasing the absorption coefficient of the light-absorbing part of the optical element while maintaining the optical and thermomechanical properties of the glass, reducing the need for additional optical processing.2 cl, 6 dwg

ethod of thermal processing transparent detail surface // 2637268
FIELD: technological processes.SUBSTANCE: surface for heat treatment in the form of a channel with a roughness Ra of not more than 0.16 mcm is inserted in the transparent part, a protective sleeve is inserted into the entrance of the machined channel surface of the transparent part so that the axes of the hole in the tip of the protective sleeve and the channel of the transparent part are pine. The axes of the tip aperture and the sleeve of the protective sleeve must intersect each other at an angle of 30±5°. At the outlet of the channel surface to be treated, a diffuser is installed. The source of the air heat flux is installed into the nozzle of the protective sleeve, through which the air heat flow at a temperature of 190…220°C is fed for 15…25 minutes on the surface to be treated in the channel.EFFECT: uniform thermal surface treatment of transparent parts.3 cl, 3 dwg
ethod of producing coating based on indium and tin oxide // 2637044
FIELD: chemistry.SUBSTANCE: method of producing a coating based on indium and tin oxide on the substrate surface involves spraying the indium and tin oxide onto the substrate to provide the desired refractive index of the coating by selecting the process variable of the sputtering process. According to the invention, the sputtering is carried out under normal orientation of the substrate relative to the flow of the sprayed substance, the process of spraying the indium and tin oxide onto the substrate includes a sequentially performed operation for spraying indium and tin oxide by electron-beam evaporation or magnetron sputtering at a temperature of 400 to 500°C and the operation of spraying indium and tin oxide by magnetron sputtering at a temperature of 15 to 75°C, the required value of the refractive index of the coating is provided by selecting the mass of the substance applied to each of the said spraying operations.EFFECT: producing an indium and tin oxide coating with a given refractive index value while ensuring its uniformity in thickness.1 cl

Product with low-emission coating containing absorbing layers for low reflection on film side and low passage of visible spectrum // 2637003
FIELD: chemistry.SUBSTANCE: low-emission coating applied on glass substrate contains the following layers: the first and second infra-red (IR) reflecting layers containing silver. The mentioned IR-reflective layers are separated from each other by at least one dielectric layer. The first IR-reflective layer is closer to the glass substrate than the second IR-reflective layer. The first metallic or substantially metallic absorbing layer containing Ni and/or Cr is positioned so that the first absorbing layer is between the glass substrate and the first IR-reflective layer. The second metallic or substantially metallic absorbing layer containing Ni and/or Cr is positioned so that both the first and second IR-reflective layers are between the glass substrate and the second absorbing layer. Each of the first absorbing layer and the second absorbing layer is between and in contact with the dielectric layers containing silicon nitride.EFFECT: low emissivity, low light transmittance and low reflection coefficient.28 cl, 2 dwg, 4 tbl

Ap-conversion fluorescent nano-glass ceramics // 2636997
FIELD: chemistry.SUBSTANCE: ap-conversion fluorescent nano-glass-ceramics contains, moll. %: Eu2O3 1.0-1.5; SiO2 30.0-34.5; PbO 27.5-30.0; PbF2 21.5-25.5; CdF2 9.0-15.0; YbF3 1.5-2.5.EFFECT: creation of a transparent oxyfluoride nano-glass ceramics that has the property of converting infrared radiation into a visible orange and characterized by a high intensity of orange ap-conversion luminescence.2 tbl, 1 dwg
 
2550980.
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