Slag cements (C04B28/08)

Crude mixture for producing brick // 2634953
FIELD: chemistry.SUBSTANCE: crude mixture for producing bricks contains, wt %: slag from the dump bauxite slurry 37.0-45.0; quartz sand 25.0-30.0; Portland cement 18.0-20.0; water 10.0-15.0.EFFECT: high frost-resistance of products made from the crude mixture.1 tbl

Decreasing impurity of cement compositions with slow shinding containing pemous and sulfur lime // 2634129
FIELD: chemistry.SUBSTANCE: cementing method involves the preparation of a cement composition with a delayed setting comprising water, pumice, slaked lime, a primary retarder and a secondary retarder, wherein the cementitious composition with a delayed setting is contaminated with a cementitious impurity in an amount of about 5 wt % of the pumice mass or less; storage of a cement composition with a delayed setting in a flowable state suitable for pumping over a period of time of about 1 day or more; Activation of mentioned cement composition with a delayed setting to obtain an activated cement composition; Introduction of an activated cement composition into a subterranean formation; and ensuring the possibility of setting the activated cement composition in an underground formation.EFFECT: reduced capital and operating costs.34 cl, 2 dwg, 5 tbl
Concrete mixture // 2631741
FIELD: chemistry.SUBSTANCE: in a concrete mix comprising a multicomponent mineral binder, crushed stone from a blast-furnace slag of 5-20 mm fraction, quartz sand and water, a multicomponent mineral binder consists of, wt %: granulated blast-furnace slag ground to a specific surface of, at least, 4200 cm2/g 60-70, converter sludge ground to a specific surface of, at least, 4200 cm2/g 7-9, β-calcium sulfate hemihydrate from phosphogypsum screened through control screen No. 008-23-31, clinker - 10 of the sum of the above components, and further contains superplasticiser C-3 at the following mixing ratio, wt %: multicomponent mineral astringent 13.2-13.8, blast-furnace of 5-20 mm fraction 47.1-47.8, sand quartz 31.2-32.8, superplasticiser C-3 0.11-0.12, water - the rest.EFFECT: increased strength in compression and bending, reduced water demand.1 tbl
Strengthened clay primer // 2621802
FIELD: construction.SUBSTANCE: strengthened clay soil contains cohesive soil - loam or clay, binder - blend of blast-furnace or steel-smelting slag with blast-furnace slurry in a ratio of 9:1 and water to provide the required moisture, optimal for compaction, the mass ratio of soil to binder being in the range of 1:9 to 9:1. Domain sludge is used of the following chemical composition, wt %: Ctotal - 10.0-30.0, Fetotal - 20.0-50.0, SiO2 - 6.0-19.0, CaO 6.0-16.0, MgO 1.0-2.5, Al2O3 - 1.0-2.0, MnO - 0.13-0.3, Na2O - 0.5-1.1, K2O - 0.2-1.0, Zntotal - 0.01-0.03, Stotal - 0.1-1.0, pp. - 1.0-1.8.EFFECT: increase in strength, frost resistance and uniformity of strengthened clay soil, as well as utilisation of waste generated in the production of cast iron.2 cl, 10 tbl, 4 ex
Crude mixture for making concrete // 2611658
FIELD: chemistry.SUBSTANCE: crude mixture for concrete manufacture contains, in wt %: 17.2-20.3 of cement; 62.0-64.0,0 of andesite flour; 1.1-1.3 of C-3 superplasticizer; 14.0-15.0 of water; 2.2-2.4 of polyethylenesyloxan.EFFECT: low cement consumption while preserving properties of the concrete.1 tbl
Concrete mixture // 2611657
FIELD: construction.SUBSTANCE: concrete mixture contains, by wt %: slag cement 25.0-30.0; ash filler 48.8-57.7 sifted through a sieve №5; said expanded clay sand 3.0-5.0; technical modified lignosulfonate 0.2-0.3; water 14.0-16.0.EFFECT: increasing the concrete strength.
Raw material mixture for manufacturing that imitates natural stone // 2610019
FIELD: building.SUBSTANCE: invention relates to the production of artificial materials that simulate natural ones. The raw material mixture for the production of the material, which imitates natural stone includes, by weight. %: 1.0-4.0 of coal dust; 17.0-23.0 of Portland cement or Portland slag cement; 58.0-65.0 of milled and sieved through a sieve №008 silicate glass; 15.0-17.0 of water.EFFECT: raw meal, which increases the strength of the material, imitates natural stone.1 tbl
Concrete mixture // 2608102
FIELD: construction.SUBSTANCE: invention relates to composition of mixture for heat-resistant fine-grained concrete and can be used in production of construction materials as facing material for coating of walls in fire hazardous facilities, coating of external walls of boiler installations, driers and other objects with heating temperature up to 800 °C. Concrete mixture including clinker containing cement, dust carryover of ferrosilicon industry, screenings of blast-furnace slag, acidic and alkaline activators and quarts filler Portland slag cement is used as clinker containing cement, granulated slag fraction smaller than 1.25 mm, acidic and alkaline activators are respectively: aqueous solution of 33 % concentration of orthophosphoric acid and solution obtained from flushing with water of settlement of impurities, formed when dissolving silicate lumps, and as quartz-containing filler quartz flour is introduced, which is product of fine grinding of quartz sand and microsilica – dusty waste of ferroalloy production in following proportions, wt%: Portland slag cement PSC-D15 23.5–24.53, microsilica 5.2–6.13, blast-furnace granulated slag fraction smaller than 1.25 mm 12.27–13.1, quartz flour 36.8–38.5, aqueous solution of 33 % concentration of orthophosphoric acid 0.65–0.7, solution obtained from flushing with water of settlement of impurities, formed when dissolving silicate lumps in terms of dry substance (NaOH or KOH) 1.96–2.0, water 17.0–17.66.EFFECT: technical result is reduction of cost and provision of heat resistance at temperature of 800 °C without loss of strength of concrete 28 days after normal hardening.1 cl, 2 tbl

Hydraulic binder with low clinker content // 2602248
FIELD: technological processes.SUBSTANCE: present invention relates to hydraulic binder involving the parts by weight: (a) from 20 to 60 parts of portland cement clinker; (b) 20 to 40 parts of slag; and (c) from 5 to 60 parts of inorganic material different from the clinker and slag; wherein sum of (a), (b) and (c) equals 100 parts; while binder additionally contains slag activator including on 100 parts of the sum of (a) and (b): from 1.4 to 6.55 parts of alkali metal salt in an equivalent of Na2O; and from 1.1 to 11.0 parts of calcium sulphate in an equivalent of SO3. Invention also relates to hydraulic composition and method of its production, to shaped product and use of the hydraulic composition. Invention is developed in subclaims.EFFECT: strength increase during 24 hours after preparation and reduced carbon dioxide emission after 28 days.1 cl, 2 tbl

Geopolymer composite for ultra-high quality concrete // 2599742
FIELD: construction; chemistry.SUBSTANCE: invention relates to geopolymer composites. Geopolymer composite for concrete ultra-high quality containing binding substance containing at least one chemically active aluminum silicate and at least one chemically active alkali-earth aluminum silicate, alkaline activating additive containing aqueous solution, at least one substance of potassium hydroxide and sodium hydroxide and at least one substance from silica smoke, glass from sodium silicate glass from potassium silicate, sodium silicate solution and potassium silicate solution and one or more aggregates. Method of making product geopolymer composite for BUVK, involving mixing of dry composite with solution of activating additives to form paste GBUVK and setting and hardening paste GBUVK to form a product; dry composite contains binder approximately from 10 to 50 wt% binder contains at least one chemically active aluminum silicate and at least one chemically active alkali-earth aluminosilicate, and solution of activating additive has the above composition; dry composite also contains one or more substances selected from a group consisting of aggregate, filler and fibres. Method of making product geopolymer composite for BUVK from said geopolymer composite involves mixing components of the composite in intensive mixer until composite passes through granule-like consistence and transforms while stirring continuously into a homogeneous fluid paste. Invention is developed in depending points of the formula.EFFECT: higher quality of concrete.40 cl, 15 ex, 18 tbl, 1 dwg

Application of aluminium oxide and silicon oxide-containing compounds for manufacturing hydrophobic construction product // 2577344
FIELD: chemistry.SUBSTANCE: invention relates to application of binding systems for manufacturing hydrophobic construction material, which contain compounds, which include aluminium oxide and silicon oxide, for manufacturing hydrophobic construction product, characterised by the fact that the sum of oxides, calculated in form Al2O3 and SiO2, in binding system constitutes ≥40 wt %, based on water-free binding system, and contact angle of oil drop, placed on the surface of aged construction product, constitutes ≥90°, where it is offered to realise contact angle determination under water. The invention is developed in dependent items of the invention formula.EFFECT: obtaining hydrophilic construction products, providing possibility of their easy cleaning.16 cl, 3 dwg, 11 tbl, 4 ex

Raw mixture for simulation of natural stone // 2560448
FIELD: construction.SUBSTANCE: raw mixture for simulation of natural stone contains the following, wt %: granulated blast-furnace slag that is crushed and sieved through mesh No. 014 66.9-69.95, Portland cement 30.0-33.0, aluminium powder 0.05-0.1 at cement-to-water ratio of 0.6-0.7.EFFECT: reduction of density.1 tbl

Raw material mixture for preparation of corrosion-resistant alkali-ash concrete // 2554967
FIELD: chemistry.SUBSTANCE: invention relates to industry of construction materials and can be used in production of building products and constructions. Raw material mixture for preparation of corrosion-resistant alkali-ash concrete includes binding agent, consisting of liquid glass with silicate modulus n = 0.8-1.2 and density ρ = 1.36-1.40 g/cm3 and produced from ferroalloy production waste - microsilica, containing 13 wt % of admixtures, characterised by true density ρt = 2200-2430 kg/m3 and loss on ignition 1.5-3.1%, and field I fly ash, obtained in combustion of brown coal of KAFEC at Bratsk city TPP-7 and characterised by true density ρt = 2120-2290 kg/m3 and 8-10.5% residue on sieve No. 8, and as filling agent - non-milled dump ash-and-slag mixture, which contains 9% of dump ash with particle size 0.14 mm and smaller and 91% of slag, with grain size, characterised by coarseness modulus Mc = 3.5 with ratio of fraction grains, %: fr. 5 mm 13.0, fr. 2.5 mm 21.5, fr. 1.25 mm 16.0, fr. 0.63 mm 27.5, fr. 0.315 mm 13.0, fr. 0.14 mm and smaller 9.0, with true density ρt = 2520-2730 kg/m3, loss on ignition 7.3-10.4% and breakability strength 15% with the following ratio of raw material mixture components, wt %: said I field ash 20.2-21.3, said liquid glass 14.8-19.2, said non-milled ash-and-slag mixture 60.6-63.9.EFFECT: increase of corrosion resistance.1 tbl
Raw material mixture for production of ash-and-slag concrete // 2553817
FIELD: chemistry.SUBSTANCE: invention relates to industry of building materials and can be applied for production of constructions and products. Raw material mixture for preparation of ash-and-slag concrete, which includes binding agent, consisting of liquid glass, is characterised by silicate module n = 1 and density ρ = 1.36-1.40 g/cm3 and produced from technogenic waste from ferrosilicon production of Bratsk ferroalloy plant - microsilica with true density ρa = 2270-2510 kg/m3, and fly ash of field I, characterised by bulk density ρb = 995-1175 kg/m3, residue on sieve No. 008 13.1% and loss on ignition 0.21-1.14%, as filler - non-utilisable ash-and-slag mixture, formed after combustion of brown coal of KAFEC on TPS-6 of Bratsk city of Irkutsk region and characterised by bulk density ρb = 1070-1190 kg/m3, consisting of ash with grain size 0.14 mm and smaller and from slag with grain size 0.315-5 mm with ratio of grains of fractions, %: fr. 5 mm 9.1, fr. 2.5 mm 26.7, fr. 1.25 mm 18.3, fr. 0.63 mm 24.2, fr. 0.315 mm 9.8, fr. 0.14 mm and smaller 11.9, impact strength 13.2-16.8% and coarseness module 3.6 with the following ratio of raw material components, wt %: said fly ash of field I 20.0-20.8, said liquid glass 16.8-20.0, said ash-and-slag mixture 60.0-62.4.EFFECT: increased strength.5 tbl
ethod for producing ash and slag concrete // 2553130
FIELD: chemistry.SUBSTANCE: invention refers to construction materials industry and can be used in making building units and structures. In the method for producing concrete involving dispensing a filling agent and binding components, mixing them, moulding the units and hardening, the filling agent is presented by non-utilisable ash and slag mixture produced by Kansk-Achinsk brown coal combustion at Irkutsk Central Heating and Power Plant TETs-6 at a crushability strength Cr=12.5-15.3%, a true density of ρt=2,320-2,490 kg/m3 and percentage of other impurities=2.65-4.78% in fraction ratio, %: fr. 5 mm 11.2, fr. 2.5 mm 19.4, fr. 1.25 mm 17.1, fr. 0.63 mm 25.2, fr. 0.315 mm 14.3, fr. 0.14 mm and less than 12.8; the binding agent is a binding agent containing flue ash II field produced by Kansk-Achinsk brown coal combustion at Irkutsk Central Heating and Power Plant TETs-7 at a crushability strength of ρt=2,610-2,830 kg/m3 and percentage of other impurities=3.4-5.6%, and liquid glass produced of ferrosilicone waste from Bratsk Ferroalloy Plant that is silica fume having a crushability strength of 2,170-2,390 kg/m3 and a content of crystalline impurities of 7-11 wt %, with a silica ratio of n=0.8-1.3 and density ρ=1.37-1.39 g/cm3 in the following proportions, wt %: above flue ash II field 19.4-20.9, above non-utilisable ash and slag mixture 58.2-62.7, above liquid glass 16.4-22.4; the items are moulded by vibration, then kept for 1 h in the air-dry environment at a temperature of 15-25°C, and hardened by curing at a temperature of a 80±5°C for 2+4+2 h.EFFECT: higher strength and reduced length of the technological process.6 tbl

Concrete mix // 2544035
FIELD: construction.SUBSTANCE: concrete mix includes Portland blast-furnace cement, ground blast-furnace slag with size of 0-5 mm and soda ash at the following ratio of ingredients, wt %: Portland blast-furnace cement 20-25; ground blast-furnace slag with size of 0-560-72; soda ash - balance.EFFECT: reduced migration activity of heavy metals when used in medium with higher acidity, with preservation of strength, frost resistance of concrete products.2 tbl
Concrete mixture // 2539450
FIELD: chemistry.SUBSTANCE: invention relates to industry of building materials and can be used in production of foundation and wall blocks, wall panels, in constructions of bearing layer of concrete floors. Concrete mixture, including binding agent, crushed granite from dump blast furnace slag with fraction 5-20 mm, quartz sand and water, contains as binding agent multi-component mineral binding agent, consisting of, wt %: milled granulated blast furnace 48.3-56.0, milled converter slag 8.4-13.2, phosphogypsum 35.6-38.5, clinker - 5% of the sum of said components, with the following ratio of mixture components, wt %: said binding agent 14.2-15.7, said crushed granite 29.9-46.7, sand 30.3-45.0, water - the remaining part.EFFECT: increased flexural strength with reduction of heat conductivity.3 ex, 1 tbl
System of inorganic binding substance for obtaining chemically stable building chemical products // 2538570
FIELD: chemistry.SUBSTANCE: invention relates to inorganic binding agents. System of inorganic binding agent includes, wt.p.: 10-30 of at least one latent hydraulic binding substance, selected from blast furnace slag, slag sand, milled slag, electrothermal phosphorus slag and metal-containing slag, 5-22 of at least one amorphous silicon dioxide, selected from precipitated silicon dioxide, pyrogenic silicon dioxide, microsilica and glass powder, 0-15 of at least one reactionable filler, selected from brown coal fly ash, mineral coal fly ash, metakaolin, volcanic ash, tuff, trass, pozzolan and zeolites, and 3-20 of at least one alkali metal silicate, and in which content of CaO is 12-25 wt %, setting requires 10-50 wt.p., latent hydraulic binding substance, amorphous silicon dioxide and optional said filler is present as first component and alkali metal silicate and water - as second component. System can be applied for obtaining hydraulically setting mortar.EFFECT: increased resistance to action of acid, water and alkali.6 cl, 3 tbl

Cast-in-situ concreting method of sea platform // 2536520
FIELD: construction.SUBSTANCE: invention relates to erection of cast-in-situ structures in difficult-to-access areas, and namely to cast concrete mixtures for cast-in-situ concreting of building structures. A cast-in-situ concreting method of a stationary sea ice-resistant platform involves preparation of concrete mix by mixing of dry components: a binding agent - Portland-slag cement, quartz sand, granite crushed stone with fraction of 5-20 mm, fine crushed mineral filler - MP-1 powder, with water and additives - a plasticising agent based on polycarboxylates - Muraplast FK-63 and hardening retarder - Centrament Retard 390, till concrete mix of cast consistency with cone spread of 50-70 cm is obtained, and with delamination of not more than 0.4% and with preservation capacity of at least 3 hours, supply of concrete mix to a framework with a concrete pump at flow rate of 2500-3000 l/h, and hardening is performed under normal conditions during 28-60 days, at the following component ratio, wt %: Portland-slag cement 13.3-16.9, quartz sand 42.4-42.6, the above said crushed stone 25.3-27.9, mineral powder MP-1 6.6-6.8, the above said plasticising agent 0.1-0.2, the above hardening retarder 0.07-0.08, and water is the rest.EFFECT: providing viscosity and preservation capacity of concrete mix at its supply, and improving concrete crack resistance.4 tbl
ethod to prepare ash-concrete mix // 2526072
FIELD: construction.SUBSTANCE: method to prepare an ash-concrete mix, including mixing of ash, portland cement, sand, crushed stone and water, where ash of hydraulic removal is enriched, then the produced ash jointly with portland cement, gypsum and plasticising additive LTSM-2 is ground in a ball mill to the specific surface of 4500-5000 cm2/g, the produced mix is introduced, 2/3 part of the estimated hardening water quantity, sand and quick lime into a dispersing hydrator and exposed to activation for 1-2 min at speed of blades rotation 100-200 rpm, in the concrete mixer they mix crushed limestone and the remaining part of the hardening water for 1-2 min, then the activated mixture from the dispersing hydrator is charged into a concrete mixer, and by final mixing they produce a concrete mix of homogeneous consistence.EFFECT: cheapening of a mix, faster process of setting and hardening of an ash concrete mix, increased strength and stability of ash concrete properties, expanded area of recycling of anthropogenic origin wastes.1 ex, 1 tbl

Geopolymer composite binders with given properties for cement and concrete // 2517729
FIELD: chemistry.SUBSTANCE: invention relates to geopolymer compositions. A dry mixture for a geopolymer binder contains at least one fly ash containing calcium oxide in amount of less than or equal to 15 wt %, at least one gel formation accelerator and at least one hardening accelerator having a composition different from that of said ash. Said dry mixture prepared by mixing with an activator. A geopolymer concrete or mortar composition obtained by mixing said binder with an aggregate. Methods of preparing a concrete or mortar composition using said binder. The invention is developed in subclaims.EFFECT: reduced microcracking, maintaining ultimate strength after hardening at low temperature.50 c, 40 ex, 6 tbl, 3 dwg
Concrete mix // 2517257
FIELD: construction.SUBSTANCE: concrete mix includes, wt %: portland cement 26.0-30.0; ash-slag filler 49.4-51.3; glass fibre cut into sections 10-20 mm 0.3-0.5; sodium citrate 0.04-0.06; technical lignosulfonate LST 0.16-0.24; water 20.0-22.0.EFFECT: increased frost resistance of concrete.1 tbl
Concrete mix // 2516263
FIELD: construction.SUBSTANCE: concrete mix contains, wt %: portland cement 26.0-30.0; ash slag filler 49.1-51.1; caproic fibre cut into sections 10-20 mm 0.2-0.3; sodium citrate 0.04-0.06; sodium ethyl siliconate 0.54-0.66; water 20.0-22.0.EFFECT: increased frost resistance of concrete.1 tbl
Raw material mixture for imitation of natural stone // 2506240
FIELD: chemistry.SUBSTANCE: invention relates to field of production of artificial materials, which imitate natural ones. Raw material mixture for imitation of natural stone includes, wt %: crushed and sieved through No 5 mesh blustfurnace slag 30.0-34.0; coal dust 30.86-41.4; crushed and sieved through No 5 mesh mica 6.0-10.0; Portland cement 22.0-24.0; phenylethoxysilixane 0.1-0.14; asbestos fibre, cut into 5-15 mm long segments 0.5-1.0; with water-cement ratio 0.45-0.5.EFFECT: increased quality of mixture.1 tbl
Concrete mixture // 2503639
FIELD: chemistry.SUBSTANCE: invention relates to industry of building materials, in particular, to manufacturing concrete wall blocks. Concrete mixture contains, wt %: Portland cement 25.0-30.0; ash-and-slag filler 52.5-60.3; cut into 5-15 mm segments caprone fibre 0.4-0.6; saponificated colophony 0.05-0.1; water 14.0-17.0.EFFECT: increased water resistance.1 tbl
Concrete mixture // 2500642
FIELD: chemistry.SUBSTANCE: invention relates to industry of building materials, in particular, to production of concrete wall blocks. Concrete mixture contains, wt %: Portland cement 25.0-30.0; ash-and-slag filler 50.88-57.92; capronic fibre cut into 5-15 mm segments 1.0-1.5; sodium methylsiliconate 1.0-1.5; molasses evaporated post-yeast grain 0.08-0.12; water 14.0-17.0.EFFECT: higher water resistance.1 tbl
Concrete mixture // 2500641
FIELD: chemistry.SUBSTANCE: invention relates to the industry of building materials, particularly to preparation of concrete mixtures for making articles (slabs, wall panels) to undergo glazing. The concrete mixture contains, wt %: slag portland cement 26-30; blast-furnace slag ground to passage through sieve N20 6-20; blast-furnace slag ground to passage through sieve N5 16-20, haydite sand 33.0-37.5, asbestos fibre cut to 10-20 mm pieces 0.5-1, with water-to-cement ratio of 0.5-0.55.EFFECT: reduced loss of strength of articles made from the concrete mixture during glazing.1 tbl
Crude mixture for imitation of natural stone // 2496736
FIELD: chemistry.SUBSTANCE: invention relates to production of artificial materials which imitate natural materials. The crude mixture for imitation of natural stone contains slag portland cement, granular blast-furnace slag ground until passage through sieve No5, potsherd ground until passage through sieve No10, water, quartz sand, glass fibre cut into 10-20 mm pieces and naphthenate soap, with the following ratio of components, wt %: slag portland cement 25.0-30.0; said blast-furnace slag 10.0-15.0; said potsherd 5.0-10.0; quartz sand 48.4-53.85; glass fibre cut into 10-20 mm pieces 1.0-1.5; naphthenate soap 0.1-0.15, with water-to-cement ratio of 0.5-0.6.EFFECT: high strength.1 tbl
Crude mixture for imitation of natural stone // 2495842
FIELD: chemistry.SUBSTANCE: invention relates to production of artificial materials which imitate natural materials. The crude mixture for imitation of natural stone contains the following, wt %: blast-furnace slag ground and sieved through sieve N014 10.0-14.0; coal dust 22.0-24.0; mica ground and sieved through sieve N014 6.0-10.0; ochre ground and sieved through sieve N008 4.0-6.0; portland cement 22.0-24.0; ethylhydrosiloxane polymer 136-41 0.08-0.12; quartz sand ground and sieved through sieve N014 27.88-29.92, with water-cement ratio of 0.45-0.5.EFFECT: high water resistance.1 tbl

aking article primarily bound by carbonate via carbonisation of alkaline materials // 2495004
FIELD: chemistry.SUBSTANCE: invention relates to making articles by carbonisation. The method of making an article primarily bound by a carbonate involves producing granular alkaline material with pH of at least 8.3, containing at least one alkali-earth metal silicate phase, pressing said material to obtain a workpiece with porosity of not more than 37 vol. % and permeability of at least 1·10-12 cm2, reacting the workpiece, not saturated with moisture, with CO2 at temperature of at least 70°C and pressure of at least 0.5 MPa in the presence of water to obtain at least 5 wt % carbonates. The article primarily bound by a carbonate is obtained using said method. The invention is developed in subclaims.EFFECT: improved mechanical and/or physical-chemical properties.34 cl, 10 tbl, 22 dwg
Concrete mixture // 2494063
FIELD: chemistry.SUBSTANCE: invention relates to the industry of construction materials and particularly to making concrete wall blocks. The concrete mixture, which contains portland cement, ash-slag filler, polyethylene foam crumbs with particle size of up to 10 mm and water, is characterised by that it further contains quartz sand with fineness modulus of less than 1 and sodium ethylsiliconate, with the following ratio of components, wt %: portland cement 25.0-27.0; ash-slag filler 28.3-30.3; said polyethylene foam crumbs 0.15-0.2; water 25.0-27.0; said quartz sand 17.0-19.0; sodium ethylsiliconate 0.35-0.5, wherein the ash-slag filler is characterised by the following grain-size composition, wt %: particles larger than 0.63 mm - 0.2; larger than 0.315 mm but smaller than 0.63 mm - 4.8; larger than 0.14 mm but smaller than 0.315 mm - 62; smaller than 0.14 mm -33.EFFECT: high water resistance.1 tbl
Crude mixture for making material imitating natural stone // 2485070
FIELD: chemistry.SUBSTANCE: invention relates to production of artificial materials which imitate natural materials. The crude mixture for making material which imitates natural stone contains, wt %: coal dust 20.0-25.0; mica which is ground and sieved through sieve No.5 5.0-7.0; blast-furnace slag which is ground and sieved through sieve No.5 5.0-7.0; water 25.0-30.0; scrap ceramic brick which is ground until complete passage through sieve No.014 13.0-18.0; portland-slag cement 20.0-25.0.EFFECT: high water resistance of the material which imitates natural stone.1 tbl

Construction materials with almost zero carbon emission // 2485065
FIELD: chemistry.SUBSTANCE: invention relates to construction materials, particularly methods of preparing and creating compositions. The method of preparing functionalised aluminosilicate powders, involving: selecting powder based on aluminosilicate, having a plurality of particles, treatment thereof with a liquid reagent to form a mixture (I), where the powder becomes functionalised with the chemically active surface of each particle and drying the particles so that, when the powder is mixed with water, a polymerisation reaction takes place between the surfaces of the particles with binding of the particles to form construction material, the reaction taking place without emission of carbon compounds. In another version, swollen powders are mixed with an additive, dry aggregate and water to obtain a suspension which can be cast or moulded in any required shape and fast-cured in solidified form, which is suitable for use as construction material. In other versions, the powders are nano-functionalised and functionalised by foaming to form light and structurally strong materials which can also be used.EFFECT: reduced emissions of carbon compounds, high strength of the product.24 cl, 8 ex, 21 dwg
Crude mixture for making material imitating natural stone // 2482089
FIELD: chemistry.SUBSTANCE: invention relates to production of artificial materials which imitate natural materials. The crude mixture for making material which imitates natural stone contains the following, wt %: coal dust 5.0-10.0, ground mica which is sieved with sieve No.5 5.0-10.0, ground blast-furnace slag which is sieved with sieve No.5 10.0-15.0, liquid glass 5.0-10.0, water 20.0-25.0, thermal power plant ash 20.0-30.0, slag-portland cement 15.0-20.0.EFFECT: high water resistance.1 tbl
Crude mixture for making material imitating natural stone // 2481295
FIELD: chemistry.SUBSTANCE: invention relates to production of artificial materials which imitate natural materials. The crude mixture for making material which imitates natural stone contains the following, wt %: coal dust 10.0-15.0, mica which is ground and sieved through sieve No.5 5.0-7.0, blast-furnace slag which is ground and sieved through sieve No.5 5.0-7.0, water 25.0-30.0, scrap silica brick which is ground and sieved through sieve No.014 19.7-23.5, slag-portland cement 20.0-25.0, urea 0.3-0.5, casein adhesive 3.0-4.0.EFFECT: high water resistance.1 tbl
Crude mixture for making ash-slag concrete // 2479532
FIELD: chemistry.SUBSTANCE: invention relates to the industry of construction materials and can be used in making structures and articles from concrete based on ash-slag aggregate. The crude mixture for making ash-slag concrete, which contains an aggregate and binder, which consists of flue ash obtained from burning Kansk-Achinsk brown coal at TPP-7 Bratsk, Irkutsk region, and liquid glass made from large-tonnage wastes from production of ferrosilicium at the Bratsk Ferroalloy Plant - microsilica, contains flue ash which consists of 25% field I flue ash, which is characterised by packed density pn=830-860 kg/m3 and 6.8-7.2% residue at sieve No.0008, and 75% field II flue ash, which is characterised by packed density pn=710-750 kg/m3 and 1.3-2.0% residue at sieve No.0008, the aggregate is an ash-slag mixture from Irkutsk TPP-6, Bratsk, which is obtianed from burning brown coal from KATEK Irsha-Borodino Coal Strip Mine, with packed density of the ash-slag mixture ρn=1200-1250 kg/m3, consisting of 10% ash and 90% slag, with grain size of 0.315-5 mm, with the following ratio of grains of given fractions, %: 5 mm - 56.0, 2.5 mm - 4, 1.25 mm - 15.7, 0.63 mm - 11.1, 0.315 mm - 5.8, and moisture content of 1.5-2%, with the following ratio of components of the crude mixture, wt%: said liquid glass 16.70-18.00, said ash-slag mixture 61.50-62.50, said flue ash consisting of 25% field I flue ash and 75% field II flue ash.EFFECT: improved strength properties of concrete.7 tbl
Raw mix for natural stone imitation // 2474548
FIELD: construction.SUBSTANCE: raw material mixture for natural stone imitation contains the following components, wt %: domain slag ground and sifted via a sieve No.5 38.5-42.0; coal dust 2.0-3.0; mica ground and sifted via a sieve No.5 20.0-25.0; slag portland cement 25.0-30.0; sodium ethyl siliconate or sodium methyl siliconate 1.0-1.5; pyrite ground and sifted via a sieve No.5 5.0-7.0, at the water and cement ratio of 0.45-0.5.EFFECT: simplified imitation of natural stone.1 tbl
Raw material mixture for imitation of natural stone // 2473496
FIELD: chemistry.SUBSTANCE: invention relates to field of production of artificial materials, imitating natural materials. Raw material mixture for imitation of natural stone includes, wt %: crushed blast furnace slag 26.0-30.5, coal dust 5.0-7.0; crushed mica 30.0-40.0, slag-Portland cement 25.0-30.0; superplasticiser C-3 1.0-1.5; carbon silicides 1.0-3.0, with water-cement ratio 0.45-0.5.EFFECT: increased frost resistance and imitation of natural stone.1 tbl
Concrete mixture // 2473495
FIELD: chemistry.SUBSTANCE: invention relates to industry of construction materials, in particular, to production of concrete mixtures for manufacturing products (plates, wall panels), which are to be covered with glaze. Concrete mixture contains, wt %: slag-Portland cement 25-30; crushed to complete passing through mesh No 20 blast furnace slag 40-50, ground to complete passing through mesh No 014 melted quartz 25-30, with water-cement ratio 0.4-0.45.EFFECT: reduced loss of strength of products, made from concrete mixture during glazing.1 tbl
Concrete mixture // 2471741
FIELD: chemistry.SUBSTANCE: invention relates to the industry of structural materials and particularly to making concrete wall blocks. The concrete mixture contains the following, wt %: portland cement 25.0-27.0; ash-slag filler 44.1-48.3, polyethylene foam crumbs with particle size of up to 10 mm 0.3-0.5, water 25.0-27.0, capron fibre cut to 5-50 mm pieces 0.3-0.5; superplasticiser S-3 0.9-1.1.EFFECT: high water resistance of concrete.1 tbl

Crude mixture for producing acid-resistant ash-slag concrete // 2471740
FIELD: chemistry.SUBSTANCE: invention relates to the industry of structural materials and can be used in making structures and articles from acid-resistant concrete based on ash-slag aggregate and enables efficient use of large-tonnage industrial wastes. The crude mixture for producing acid-resistant ash-slag concrete contains an aggregate and binder which consists of an aluminosilicate component and an alkaline component - liquid glass with silica modulus n=0.9-1.3 and density ρ=1.28-1.41 g/cm3 and produced from ferroalloy wastes - microsilica which contains 10-15 wt % impurities and is characterised by packed density ρn=160-190 kg/m3; the aluminosilicate component consists of 30% field II flue ash obtained from burning brown coal from KATEK at Bratsk TPP-7 and is characterised by packed density ρn=755-775 kg/m3 and 1.5-2.3% residue at sieve No.0008, and 70% waste ash-slag mixture ground to 0.5% residue at sieve No.008 which is obtained from burning brown coal from KATEK at Bratsk TPP-6, characterised by packed density ρn=1150-1180 kg/m3, and the aggregate used is non-ground waste ash-slag mixture consisting of 15.5% waste ash with particle size of 0.315 mm or smaller and 84.5% slag with grain size which is characterised by fineness modulus Mk=3.1, with the following ratio of grains of fractions, %: 10 mm - 10.6; 5 mm - 53.2; 2.5 mm - 10.8; 1.25 mm - 14.9; 0.63 mm - 10.5, and strength according to Dr=12, with the following ratio of components of the crude mixture, wt %: field II ash - 6.2-6.3; said ground ash-slag mixture 14.5-14.7; said liquid glass - 15.8-17.3; said non-ground ash-slag mixture - 62.1-63.25.EFFECT: high acid-resistance of concrete.7 tbl

ethod of producing acid-resistant concrete // 2470900
FIELD: chemistry.SUBSTANCE: invention relates to the industry of building materials and can be used when making construction products and structures from acid-resistant concrete. In the method of producing acid-resistant concrete, involving preparation of an aluminosilicate binder component, feeding an aggregate and binder components, mixing, moulding articles, pre-ageing and subsequent solidification thereof, the aggregate used is screenings from grinding diabase containing 5-9 wt % powdery and clay impurities, characterised by crushing strength Cr=8, packed density ρ=1550-1700 kg/m3 and fineness modulus Mf=4.0-3.7, with the following ratio of fractions, %: 10 mm - 12.3; 5 mm - 22.8; 2.5 mm -16.6; 1.25 mm - 7.1%; 0.63 mm - 14.6; 0.315 mm - 15.1; 0.14 mm- 8.2; less than 0.14 mm - 3.3; the binder used is composite ash-alkaline binder consisting of 60 wt % field I flue ash and 40 wt% waste ash-slag mixture consisting of 17 wt % ash and 83 wt % slag, obtained from burning KATEK brown coal at Bratsk Thermal Power Plant, and liquid glass made from large-tonnage ferrosilicon wastes from the Bratsk Ferroalloy Plant - microsilica, containing 1-3 wt % ρ-SiC and 5-7 wt % C, with silica modulus n=1 and density ρ=1.30-1.45 g/cm3 with the following ratio of components, wt %: said field I flue ash 12.9-13.2; said waste ash-slag mixture 8.6-8.8; said diabase screenings 64.5-65.7; said liquid glass 12.4-14.0; the aluminosilicate component is prepared by mixed grinding in a ball mill of the ash and waste ash-slag mixture for 30 minutes to sieve No.008 residue or 0.7-0.8%; articles are moulded by vibration for 1-2 minutes, after which they are held at temperature of 18-20 C in a moist chamber for 3-6 hours, and solidification is carried out by steaming at temperature of 80-85°C and atmospheric pressure for 7 hours.EFFECT: high acid-resistance of concrete.8 tbl
Raw mix for natural stone imitation // 2469978
FIELD: construction.SUBSTANCE: raw mix for natural stone imitation, containing slag portland cement ground to go through the net No. 5, domain slag, water, additionally includes mica ground to go through the net No. 5 and pyrite ground to go through the net No. 5, at the following ratio of components, wt %: specified domain slag 35.0-40.0, specified mica 15.0-20.0, slag portland cement 25.0-30.0, specified pyrite 15.0-20.0, at the water - cement ratio of 0.5-0.6.EFFECT: strength improvement.1 tbl

Fire-resistant masonry admixture // 2460705
FIELD: construction.SUBSTANCE: fire-resistant masonry admixture containing cambrian clay, granulated blast-furnace slag, silicate slab, crocks, water, additionally contains fire-resistant clay, sand and limestone, specified solid components are exposed to grinding until the 0.08 sieve remainder is not more than 1 %, at the following ratio of components, wt %: silicate slab 1.0-1.5, granulated blast-furnace slag 36.0-38.0, cambrian clay 15.8-16.2, fire-resistant clay 7.8-8.2, crocks 1.9-2.1, sand 7.8-8.2, limestone 5.8-6.2, water - balance.EFFECT: higher refractory property and reduced hardening time.1 ex, 3 tbl

Hardening stowing mixture // 2456456
FIELD: mining.SUBSTANCE: composition of stowing mixture, which contains ground granulated blast-furnace slag, inert filler and water, contains the above aged acid slag, and as inert filler there used is washery refuse of wet magnetic separation of ferruginous quartzites, and in addition, the aged ground dolomite powder and superplasticising agent SP-1, at the following component, wt %: the above slag - 11.5; the above refuse - 56.4; the above powder - 9.4; superplasticising agent SP-1 - 0.135; water is the rest.EFFECT: it is not required to use Portland cement, and aged ground slag of lower grade and aged dolomite powder is used instead of it; therefore, standard strength of stowing mass and movability of stowing mixture is provided; volumes of utilised technogenic wastes are increased in order to sufficiently improve the environmental conditions of the region.1 ex, 2 tbl

Composition of fill mixture // 2455493
FIELD: mining.SUBSTANCE: composition of a fill mixture comprising a ground acid domain pelletised slag, a superplasticiser SP-1, water and wastes of dressing of wet magnet separation of ferruginous quartzites, contained the following mixture as a binder - a mixture of jointly ground stale acid domain pelletised slag, current wastes of dressing of wet magnet separation and a superplasticiser SP-1, at the following ratio of components, wt %: specified slag - 49.8; specified wastes - 49.8; superplasticiser SP-1 - 0.4, and an inert filler - stale wastes of dressing of wet magnetic separation of ferruginous quartzites at the following ratio of components, wt %: binder -22.65; filler - 55.35; water - balance.EFFECT: recycling of stale wastes of dressing and stale acid domain pelletised slag, reduced consumption of slag as a binding component, reduced water amount as mixture spread increases with preservation of required strength, increased recycling of dressing wastes to improve condition of environment in KMA region.1 ex, 1 tbl
Concrete mixture // 2452708
FIELD: construction.SUBSTANCE: concrete mixture contains a high-lime flue ash of thermal power plants - TPP, microsilica, water and mineralized drains - waste of non-ferrous metallurgy production, containing from 80 to 350 g/l of calcium and sodium chlorides, additionally contains TPP slag with fraction of 0.16-5 mm as a filler at the following ratio of components, wt %: high-lime flue ash of TPP 42-45, TPP slag of specified fraction 35-40, microsilica 3-4, mineralised drains with specified content of chlorides 1.5-2.5, water - balance.EFFECT: reduced density and higher strength of concrete and improved ecological environment in the region.4 tbl
Cinder binder // 2448063
FIELD: construction.SUBSTANCE: binder contains a cinder component, calcium sulfate dihydrate, an activator. The cinder component is cinder portland cement, the activator is mountain sand of the following composition, wt %: Al2O3 - 9.8-11.0; CaO - 11.3-13.7; SiO2 - 34.1-39.9; FeO+Fe2O3 - 12.8-36.1; MgO - 5.7; P2O - 1.7-22; Na2O3+K2O - 1.3-3.2; ignition loss - 8.5-15.0; additionally contains an antifreezing agent - calcium chloride, TPP ash of the following composition, wt %: Al2O3 - 12.2; CaO - 3; SiO2 - 34.9; FeO - 1.9; Fe2O3 - 4.2; MgO - 1.5; P - 0.20; S - 0.30; (Na2O+K2O) - 0.96; ignition loss - 40.84 at the following ratio of components, wt %: calcium sulfate dihydrate 1.5-3; calcium chloride 2-3; Mountain sand 4; cinder portland cement 42-44; specified ash - balance, at the same time the mixture is ground to size of less than 350 m2/kg.EFFECT: increased frost resistance and strength.2 tbl, 1 ex

Stowing mix // 2445464
FIELD: mining.SUBSTANCE: stowing mix, containing crushed granulated blast-furnace slag, an inert filler, water and ground limestone, includes the specified acid slag of III grade, containing particles of less than 3 mcm - at least 13%, the specified limestone, containing particles of less than 3 mcm - 45%, the inert filler is represented by rock refuse from wet magnetic separation of ferruginous quartzites and additionally - a superplasticiser SP-1, at the following ratio of components, wt %: specified slag - 12; specified filler - 60; specified limestone - 10; superplasticiser SP-1 - 0.5 of slag content; water - balance.EFFECT: reduced consumption of binders, higher strength of massif at the age of 28 days, wastes recycling, reduced contamination of environment.1 ex, 2 tbl
Construction mixture and preparation method thereof // 2444487
FIELD: chemistry.SUBSTANCE: invention relates to construction materials and specifically to making concrete, reinforced concrete and mortars. The construction mixture contains portland slag cement, aggregate, a complex additive and a structured liquid. The active crystallisation centres used are sand particles ground to fineness of 320 m2/kg, said sand having the following composition in wt %: SiO2 25.0-44.0; Al2O3 6.0-13; CaO 8.5-16.0; FeO 9.0-19.5; MgO 3.5-8.0; MnO 0.2-0.7; P2O5 0.1-0,6; SO3 0.5-4.5; R2O 1.2-2.5; other additives 6.0-10.0, and Relamix Type 2 is used as an additive. The method of preparing a construction mixture involves tempering, putting into a mould and compacting. The mixture is held for 2-3 hours in the mould and then further treated with structured liquid and hardened.EFFECT: increased strength and frost resistance.2 cl, 2 tbl, 4 ex
 
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