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Invention proposes a building material obtained by preparing a mixture of caustic magnesite and expanded vermiculite with bulk density of 90 to 250 kg/m3 by adding effective amount of water solution of magnesium chloride with density of 1120÷1290 kg/m3; amount of expanded vermiculite is 38.4÷217 kg on a one cubic metre basis; amount of caustic magnesite is 128÷217 kg on a one cubic metre basis, and volumetric ratio of caustic magnesite and expanded vermiculite is 1:3÷4:5. |
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Production of all-purpose construction boards Invention relates to production of construction materials and can be used for production of boards for internal and external facing of whatever buildings, spandrel panels, stair boards and small architectural structures. Proposed method comprises mixing of magnesite binder, organic filler, mineral filler and aqueous solution of magnesium chloride, forming of the articles, their curing and drying. Mineral filler consists of two or more components one of which being a co-precipitated calcium-magnesium component and another one being the perlite. Aqueous solution of magnesium chloride is mixed with corrosion inhibitor before addition to the mix. Note here that ratio of components in common mix is as follows, in wt %: magnesite binder - 10-40, aqueous solution of magnesium chloride with density of 1.1-1.3 g/cm3 - 40-70, organic filler - 4-15, mineral filler - 2-20, and corrosion inhibitor - 0.015-0.025. Plasticiser can be added in amount of 0.01-0.50%, in terms of dry mass, of total weight. |
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Method of producing heat insulating fireproof material Invention relates to production of building materials and can be used in making fireproof panels, partition walls, ceilings, doors and other structural components, used in construction of civil and industrial buildings in which fire and human safety is required. The method of producing heat insulating fireproof material involves mixing magnesia binder, filler and aqueous magnesium chloride solution, wherein the filler added to the magnesia binder is expanded vermiculite and optionally organic and/or mineral filler and mixing is carried out to obtain a homogeneous mixture of dry components, followed by mixing with aqueous magnesium chloride solution and optionally a plasticiser, moulding articles, drying and finish cutting, with the following ratio of components, wt %: magnesia binder 20-40, expanded vermiculite 1.5-15, aqueous magnesium chloride solution with density of 1.1-1.3 g/cm3 45-70, organic filler 0-18, mineral filler 0-6, plasticiser 0-0.5. |
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Method of making all-purpose slab Invention relates to construction and specifically to methods of making slabs. The method of all-purpose making slabs involves mixing magnesia binder, organic filler, mineral filler and aqueous magnesium chloride solution, moulding articles, hardening and drying. The magnesia filler consists of two or more components, one of which is solid wastes from production of magnesia binder-based slabs and the second component is pearlite. Before adding to the mixture, all dry components are mixed to a homogeneous state, wherein components in the overall mixture are in the following ratio, wt %: magnesia binder 10-40, aqueous magnesium chloride solution with density of 1.1-1.3 g/cm3 40-70, organic filler 4-15, mineral filler 2-20. |
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Composition based on chlorine magnesia astringent Composition contains magnesia astringent, water solution of magnesium chloride and sol of trivalent iron hydroxide with density 1.018-1.021 and pH value 4.5-5.5 with the following component ratio, wt %: magnesia astringent 60.0-75.0; magnesium chloride 14.4-17.0; Fe(OH)3 sol 0.5-1.0; water - the remaining part. |
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Composition for manufacturing of structural material Composition for manufacturing of a structural material includes the following components, wt %: caustic magnesite 25-35; aqueous solution of magnesium chloride with density of 1.1-1.2 g/cm3 36-42; wood filler 22.85-24.9; silicate glass ground to specific surface of 5000-6000 cm2/g 6-8; carboxymethylcellulose 0.1-0.15. |
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Composition for manufacturing of structural material Composition for manufacturing of a structural material includes the following components, wt %: caustic magnesite 29-35; aqueous solution of magnesium chloride with density of 1.1-1.2 g/cm3 27.5-30; wood filler 26.5-28.5; carry-over ash 10-12; carboxymethylcellulose 0.1-0.15; superplasticiser S-3 0.4-0.85. |
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Crude mixture for producing structural materials Invention relates to a crude mixture for producing structural materials. The crude mixture for producing structural materials contains the following in wt %: peat 30-40; sawdust with particle size of 5 mm 10-15; bischofite 3-5; aluminium-chromium-phosphate 1-3; caustic magnesite 14-24; filtered pulp consisting of waste paper ground in water with 40-60% moisture content 25-30. |
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Self-levelling magnesia composition Self-levelling magnesia composition, containing a magnesia cement, including active magnesium oxide and a salt component in the form of an aqueous solution of magnesium chloride, an inert filler - a quartz or granite sand, a stabilising and a water-retaining additive, and also a complex modifying additive, the active magnesium oxide is caustic brusite, and the stabilising and water-retaining additive is higher alcohol of the row C12-C18. At the same time the modifying complex additive consists of a hydrophobic surfactant in the form of a copolymer of vinyl chloride\ethylene\ vinyl laurate or vinyl acetate \versatate\ acrylate, or vinyl acetate\ vinyl alcohol and hydroxycarboxylic acid at the following ratio of components, wt %; caustic brucite 21.0-31.5, filler - quartz or granite sand 31.5-53.2, stabilising and water-retaining additive - alcohol of the row C12-C18 0.5-1.8, complex modifying additive: the specified hydrophobic surfactant of copolymer 0.5-1.0, hydroxycaroxylic acid 0.2-1.5, salt component - aqueous solution of the magnesium oxide - balance. |
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Method to make decorative items with filler from amber and/or wastes of its processing (versions) According to the first version, the method to make decorative items with a filler from amber and/or wastes of its processing with thickness of not more than 20 mm includes preparation of a moulding compound, at the ratio of components, wt %: caustic magnesite 20-25 filler - amber 10-15 magnesium chloride solution 20-25 filler - quartz sand balance, which is poured into a mould of the necessary size, compacted with vibration for 0.5 - 1 minute, dried at 13-30°C for 1-3 days, then taken out of the mould, ground, polished, final polishing is done, for instance, with a mixture from paraffin and wax for setting or, if required, coated with a varnish. The second and third versions are characterised for the method of making decorative items. |
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Magnesium-based composite material Invention relates to the industry of construction materials and can be used to make articles used in inner and outer lining of buildings, making wall blocks, panels, monolithic structures, as well as for filing cracks in buildings and other structures. The magnesium-based composite material which contains caustic magnesite, sealer - aqueous magnesium chloride solution with density 1.20-1.25 g·cm-3, also contains a modifying additive - water-soluble fluoride MeF, where Me denotes NH4 + Li+, Na+, K+, with the following ratio of components in wt %: caustic magnesite 22.0-31.0, said aqueous magnesium chloride solution 23.0-37.0, filler 31.1-54.9, said fluoride 0.10-0.90. |
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Proposed method comprises preparing mix material by mixing quartz sand powder, metallurgical magnesite, alumina- and fluorine-containing components, smelting of produced mix material, pouring the melt into die, melting, removing casting from die, annealing and cooling. Said alumina- and fluorine-containing components represent aluminium fluoride or magnesium fluoride, and, additionally, potash, taken in the following ratio, wt %: quartz sand - 23.8-38.9, metallurgical magnesite - 15.2-29.4 refractory clay 4.3-31.5 fluoride-containing component - 17.1-18.9, and potash - 15.2-16.8. In preparing mix material, pelletising is additionally performed to produce granules with diametre of 5-20 mm of plastic mass obtained by adding water to aforesaid mix. Granules are dried, annealed at 800-900°C, fused at 1450-1500°C, and cooled down at the rate of 35-45°C/h. |
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Raw mixture for manufacturing of heat-insulating products Invention relates to composition of heat and sound insulation materials made on the basis of industrial wastes, and can be used in construction of residential and industrial buildings and constructions. Raw mixture contains filler representing organic wastes in form of wool combings or flax boon, water and polymer-modified foamed magnesian binder, which includes magnesium oxide, magnesium chloride solution and foamer. In addition, mixture contains 5-85% water dispersion of polymer. As filler, it additionally contains spent sorbents of sewage or technological water purification, which contain ions of heavy metals, wt %: filler 20.0-30.0; water polymer dispersion 16.0-24.0; magnesium oxide 11.0-15.0; magnesium chloride solution 14.0-23.0; foamer 1.0-3.0; water - the remaining part. |
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Dry mortar contains the following components, wt %: ash 50-85, caustic magnesite powder 10-30, natural mineral schungite of III type 0.1-10, modifying additives 0.1-1.5, construction sand - the rest. |
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Raw mixture for finishing and making construction and decorative articles Invention relates to composition of a raw mixture for finishing work, making construction and decorative articles. The raw mixture for finishing and making construction and decorative articles, which contains caustic magnesite, filler, aqueous magnesium chloride solution, plasticising additive, contains aqueous magnesium chloride solution with density 1.15-1.25 g/cm3, plasticising additive in form of a suspension of schungite powder of a fraction not larger than 1 mm in an aqueous magnesium chloride solution with density 1.12-1.2 g/cm3 with the following ratio of components, in pts. vol: said schungite powder 1.0, said aqueous magnesium chloride solution 1.0, with the said ratio of components of the raw mixture, in pts. vol: caustic magnesite 0.9-1.2, filler 1.0-2.0, said aqueous magnesium chloride solution 0.4-0.6, said suspension 0.6-0.9. |
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Invention relates to decorative construction materials designed for protecting equipment and people in medical, industrial, scientific, administrative and residential facilities from the effect of ionising radiations. The dry construction mixture contains the following in wt %: caustic magnesite powder 10-15, barite concentrate 80-89, modifying additive 0.1-0.5, natural modification schungite III mineral - the rest. The invention is developed in subclaims. |
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Composition based on chloromagnesian binder Invention relates to industry of construction materials and can be used in making wall objects, self-leveling walls, wall blocks, during production of light foamed and heavy concrete, dry construction mixtures, meant for outer finishing of buildings and structures - plastering, spackling, adhesive compositions etc. |
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Raw mix contains a vehicle - magnesium oxide, a sealer - dissolved magnesium chloride, a reinforcing filler. The reinforcing filler is cord fibre being waste products of tyre casing process. Temperature of dissolved magnesium chloride makes 50 to 60 °C, while its density is 1.18 to 1.235 g/cm3 in the ratio as follows, wt %: Magnesium oxide 36-43; Dissolved magnesium chloride 34-52; Cord fibre 10-26. |
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Invention can be used for manufacturing of building units, solid constructions, floors, in backfilling of cracks in buildings and structures, as well as an adhesive material in agglomeration of anthropogenic and radioactive waste to be disposed. An adhesive binding composition containing a magnesite bond consisting of active magnesium oxide and aqueous solution of magnesium chloride, a filling compound in the form of carry-over ash of thermal stations, contains caustic magnesite as active magnesium oxide and additionally stearic acid salt, vinyl copolymer, e.g. vinyl chloride vinyl laurate ethylene, cellulose ester, e.g. methylhydroxyethyl, and glass fibre in the following ratio, wt %: caustic magnesite 11.20-42.00, aqueous solution of magnesium chloride 32.96-49.23, said carry-over ash 8.00-55.60, stearic acid salt 0.17-0.63, vinyl copolymer 0.17-0.63, cellulose ester 0.003-0.016, said glass fibre 0.005-0.170. |
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Raw composition for manufacturing of construction materials and products Present invention is related to raw compositions intended for manufacturing of construction materials and products on their basis. Raw composition for manufacturing of construction materials and products, including magnesia binder, which includes caustic magnesite and aqueous solution of chloride magnesium with density of 1.19-1.3 kg/l, mineral filler and additive, contains, as mineral filler, mixture of loose substances with specified surface of 3000-6500 cm2/g, which consists of TPP flue ash, quartz sand, kaolin and hydrophobic surface-active substance - surfactant powder - copolymer: vinyl acetate/vinyl alcohol or vinyl chloride / ethylene, or vinyl chloride /ethylene/vinyl aurate and additionally contains water-reducing additive, and also stabilising and water-reducing additive - water soluble ether of cellulose at the following ratio of components, wt %: caustic magnesite 28.0-40.0, quartz sand 30.0-42.0, TPP flue ash 10.0-14.0, kaolin 1.0-4.0, specified surfactant 0.5-0.9, water-reducing additive 0.01-0.30, water soluble ether of cellulose 0.01- 0.02, specified aqueous solution of magnesium chloride the rest. Invention is developed in dependent claims of formula. |
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Method of construction materials manufacture based on magnesium oxychloride cement Method of construction materials production includes mixing of activated powder based on caustic magnesite, magnesium chloride solution and filler. The activated powder is produced by joint milling to specific surface of particles 4000-20000 cm2/g of magnesite caustic powder, tribasic calcium phosphate, silica gel, methylcellulose and construction gypsum at the following ratio of components, wt %: magnesite caustic powder 40-70, tribasic calcium phosphate 1-8, silica gel 3-12, methylcellulose 0.04-0.6, construction gypsum is the remaining. |
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Invention refers to the field of construction and can be used to repair concrete pavements of the roads and airdromes airstrips. The compound contains phosphate magnesium binding material, microfiber, filler (sand or ballast stone) and water with the following composition of phosphate magnesium binding material (wt %) magnesium oxide - 25-35, monosubstituted ammonia phosphate and/or monosubstituted sodium phosphate -15-25, sodium polyphosphate- 1-30 (in relation to the mass of the said monosubstituted phosphates), chamot - 35-50, cellulose or basalt microfiber and additionally the sodium tetraborate and/or boric acid with following component content in relation to the mass of the said binder (wt %): the said microfiber - 0-7.0, the said filler -0-150, water - 0.1-0.2, sodium tetraborate and/or boric acid - 0.3-7.0. |
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Composition for concrete surface finishing Invention relates to the compositions, which are used in construction for finishing and repair of concrete surface and reinforced concrete constructions. The composition for concrete surface finishing includes, weight ratio %: sodium carboxymethyl cellulose 2.0-4.0; gypsum filler 46.0-50.0; cement kiln dust 18.0-22.0; glycerin 1.0-2.0; caustic magnesite 8.0-12.0; ammonium chloride 1.0-2.0; water - the rest. |
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Magnesia binder-based composition Invention is directed to preparing cast mixes for manufacturing finishing tiles and panels, stools, footsteps, and to manufacturing cast-in-place structures and floors as well as in production of dry mixes for performing indoor and outdoor finishing of buildings and constructions. Composition according to invention contains, wt %: caustic magnesite 10-30, active mineral additive 0.7-1.4, fine magnesium hydrosilicate 0.35-0.95, aqueous magnesium chloride (density 1.2-1.25 g/cm3) 30-35, sodium chloride 0.3-0.6, MeCl (Me = K+, L+, or NH4+) 0.3-0.6, aggregate - the balance. |
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Dry mixture for repair of the products made out of concrete The invention is pertaining to the field of building industry, in particular, to production of the construction materials based of magnesia cements and may be used at the urgent repairs of the concrete covering of the highways and runways of the aerodromes, and also at the redecorating repairs of the concrete structures surfaces. The technical result of the invention is preparation of the composition from the dry-mixture tempered by water, which after solidification has the heightened strength for bending and compression, that allows to apply it for the repair works at removal of defects of the concrete surfaces. The dry-mixture for repair of the items made out of the concrete contains the binding, the filler and the organic components. In the capacity of the binding it uses magnesium oxide and in the capacity of the organic components - a cellulose ester and the polymeric filaments. At that the mixture additionally contains the monosubstituted ammonium phosphate, aluminosilicate, expanded perlite and sodium tetraborate at the following ratio of the components ( in mass %): magnesium oxide - 9-23, the monosubstituted ammonium phosphate - 7-23, aluminosilicate - 12-32, sodium tetraborate - 0.2-1.4, the expanded perlite - 0.2-1.5, cellulose ester - 0,1-0.7, the polymeric filaments - 0.1-0.7 and the filler - the rest. In the capacity of the filler may be used sand or macadam, or the mixture of the macadam and the sand at their ratio from 1:1 up to 4:1. In the capacity of the cellulose ester may be used carboxymethylcellulose, or carboxyethylcellulose or methylcellulose or hydroxymethylcellulose. In the capacity of the polymeric filaments may be used the filaments based on cellulose or thee polytetraphthalate filaments, or the polyester filaments. |
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The invention is pertaining to the methods of production of the raw mixture for manufacture of the finishing and ornamental construction products. The technical result of the invention is manufacture the finishing and ornamental products having the balneologic effect with the heightened emission of the aeroions of an iodine, magnesium and bromine during the long period of time of operation and at keeping the basic operational performances - such as the strength and crack-resistance. The method of production of the raw mixture for manufacture of the finishing and ornamental products includes intermixing the caustic magnesite with the sawdust, with the subsequent dampening of the mass with the bischofite water solution, the final intermixing. At that the mixture is introduced with iodinolum with amount of 0.3-0.6 volumetric shares, which is beforehand stirred with the water solution of bischofite. The alternative version of the method includes intermixing of the caustic magnesite with the sawdust and the subsequent dampening of the mass with the bischofite water solution and the final intermixing. At that the mixture is added with the crystals of the carnallite mineral of 2 mm to 10 mm size in the amount of 0.25-0.4 vol. shares. The crystals of the carnallite mineral are added right after the final intermixing of the basic components of the mixture, and stir during no more than 1.5 minutes. |
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Raw mixture for production of finishing and ornamental building materials Claimed mixture contains (vol. pts): bischofite aqueous solution 0.7-1.0; caustic magnesite 1.0-1.5; wood sawdust 2.0-3.5; and additionally iodinol pre-dissolved in bischofite aqueous solution 0.3-0.6. Also is disclosed raw mixture containing (vol. pts): bischofite aqueous solution 0.7-1.0; caustic magnesite 1.0-1.5; wood sawdust 2.0-3.5; and additionally crystal catnallite mineral introduced after caustic magnesite, wood sawdust and bischofite aqueous solution 0.25-0.40. |
Another patent 2513787.