Dyes and paints and polishes and natural resins and adhesives and compositions not otherwise provided for and applications of materials not otherwise provided for (C09)

C   Chemistry; metallurgy(311501)
C09            Dyes; paints; polishes; natural resins; adhesives; compositions not otherwise provided for; applications of materials not otherwise provided for(19567)
ethod of package production sensitive to adhesive tape pressure // 2607749
FIELD: packaging industry.SUBSTANCE: group of inventions relates to production of package sensitive to adhesive tape pressure, suitable for industrial production (versions). Method of package production sensitive to adhesive tape pressure, which represents sensitive to adhesive tape pressure package 10, in which sensitive to pressure adhesive tape 14 is arranged. Latter comprises substrate 18 and adhesive layer 12, deposited on one substrate surface 18. Sensitive to pressure adhesive tape package also comprises anti-adhesion sheet 16, on which adhesive tape adhesive layer is fixed with possibility of anti-adhesion sheet subsequent removal. In this method adhesive tape 14 is attached to anti-adhesion sheet 116 main material and folded in halves. Then plurality of adhesive tapes 14 is subjected to heat sealing and temporarily attached to one anti-adhesion sheet 116 main material and anti-adhesion sheet 116 primary material is cut.EFFECT: technical result achieved when using method according to invention consists in order to improve production efficiency.8 cl, 24 dwg
ethod of decontaminating highly mineralized drilling wastes and plant for its implementation // 2607599
FIELD: mining; processing and recycling of wastes.SUBSTANCE: group of inventions relates to a plant for decontamination of highly mineralized drilling wastes containing oil products, heavy metals, synthetic surfactants and other contaminants based on introduction of a hardening composition and a method implemented with using it. Plant includes pumps, pipelines, a unit for receiving and washing drilling wastes, a unit of coarse mechanical treatment, a reagents preparation and dispensing unit, a unit for cleaning the contaminated brine, a fine mechanical treatment unit, a container for temporary storage of the clarified brine. Plant additionally contains an inertization unit, a mixing module of which is equipped with a bottom gate to discharge the hardened material and is connected via the main line to the coarse mechanical treatment unit, the unit for cleaning the contaminated brine and the fine mechanical treatment unit. Included in the unit for receiving and washing the drilling wastes mixing container is equipped with a blade mixer, a loading funnel and is provided with a hydrodynamic disperser. All units of the plant are integrated with the help of frames and metal structures and can be based on a welded frame of a two-axle trailer. Treatment of the drilling wastes is performed by inertization after washing from salts to obtain washed drilling mud of the contaminated brine followed by thorough mechanical stirring for 2–3 minutes of the drilling mud with the hardening composition of not less than 20 wt%. based on a binder cement of grade PC M-500 of 40–80 wt%. and a fine active sorption additive – gaize of 20–60 wt%. at the humidity of 40 %. Then a hardening activator solution is added, as which used is 20 % liquid glass in the amount of 10–20 % of the dry hardened material, and is thoroughly stirred for 5–7 minutes. Contaminated brine is directed for multistage cleaning by coagulation, flocculation and centrifugation to form a solid phase sent for inertization.EFFECT: group of inventions provides decreased negative environmental load on natural objects.2 cl, 2 tbl, 1 dwg
Hot-melt adhesive // 2607586
FIELD: chemistry.SUBSTANCE: invention relates to hot-melt adhesive, particularly to an adhesive, which is used in production of disposable products. Adhesive contains: (A) propylene homopolymer with melting temperature equal to 100 °C or lower, which can be obtained through polymerisation of propylene using metallocene catalyst; and (B) an ethylene-based copolymer.EFFECT: hot-melt adhesive is suitable for high-speed application and spiral application at low temperature, and also has excellent adhesion to a polyethylene film and nonwoven web.4 cl, 3 tbl
ethod of producing iron oxide pigments with anticorrosion properties // 2607584
FIELD: paint industry.SUBSTANCE: invention can be used in paint industry for production of primers and protective coatings. To obtain iron oxide pigment with anticorrosion properties calcined alumina production wastes – red mud. Before calcination red sludge is separated according to grain size with extraction of fraction up to 0.02 mm and additionally from 0.02 to 0.045 mm. Said fraction treated with phosphoric acid while heating to pH = 6, suspension is filtered, dried, calcined in air, cooled and milled. When backing at temperature of 200–250 °C obtaining brown pigment. In case of calcination at temperature 600–650 °C red pigment colour is obtained.EFFECT: invention enables to obtain iron oxide pigments with spreading capacity 8–10 g/m2 using red mud without additional raw materials and additives, eliminating harmful emissions into environment.1 cl, 1 tbl, 1 ex
Dispersion liquid for drilling and procedure for extraction of minerals by means of dispersion liquid // 2607564
FIELD: oil industry.SUBSTANCE: group of inventions relates to oil and gas. Dispersion liquid for drilling is obtained by dispersing in water medium of polyoxalat as capable of hydrolysis of resin material. Procedure of extraction of minerals from the well, formed by drilling includes a step of inputting said dispersion of liquid in well under pressure for implementation of hydrolysis capable of hydrolysis of resin material in hot water with temperature not below 40 °C.EFFECT: technical result – high ability to hydrolysis at low temperature of liquid reagent used at drilling and formation treatment.5 cl, 4 tbl
ethod of producing a mixture of liquid crystal with polymer for display equipment and optoelectronics // 2607454
FIELD: technological processes.SUBSTANCE: invention relates to mixtures of the liquid crystal (LC) with the polymer in the form of the formed product, which can be used in display equipment and optoelectronics. Method of producing a mixture of LC with the polymer in the form of the formed product includes mixing of at least one borosiloxane with low molecular weight thermotropic LC, formation of the product from obtained mixture, provision of mechanical action on it, causing at least uniaxial deformation of the product by at least 100 % value, and subsequent termination of mechanical action.EFFECT: invention provides to simplify the known technique of producing a mixture of LC with the polymer for display equipment and optoelectronics due to exclusion from the process of the volatilizable and inflammable organic solvents, stages of the components dissolving and drying, as well as to expand the range of techniques for producing such mixtures.1 cl, 3 ex
Adhesive compositions containing graphene carbon particles // 2607411
FIELD: chemistry.SUBSTANCE: invention relates to adhesive compositions used, for example, for gluing blades of wind plants, gluing automotive structural components, for coating, as well as to methods of forming a laminated substrate. Adhesive compositions include (a) a first component containing one or more epoxy compounds, (b) a second component containing a curing component which enters into chemical reaction with first component, and (c) particles of graphene carbon, having density in pressed state 0.9 g/cm3 or less, or 0.5 wt% of a solution of said particles of graphene carbon in butyl cellosolve has bulk liquid conductivity of at least 100 mcS, determined using a conductivity meter.EFFECT: compositions have improved rheological properties (higher shear thinning and higher thixotropy index), improved mechanical properties, such as high modulus of elasticity in tension.20 cl, 2 dwg, 5 tbl, 7 ex
Polymer composition for structural purposes // 2607409
FIELD: chemistry.SUBSTANCE: invention relates to a polymer composition for structural purposes based on fluoroplastic and powder filler and can be used in making seals for flange joints of containers containing aggressive substances, and devices operating in corrosive media. Composition contains fluoroplastic and filler in following ratio of components, wt%: fluoroplastic grade F-4M 75–95, nickel powder with average particle size from 2 to 10 mcm 5–25.EFFECT: improved operational properties, in particular, low moisture permeability, modulus of elasticity while maintaining high corrosion resistance, which ensures tightness of container with corrosive medium for longer period of time; providing lining for maintaining air-tightness of flange joints containers and longer service life of container during long-term storage of aggressive substances, for example waste uranium hexafluoride, without their discharge to 80–100 years; providing sealing of flange joints or gaskets of flanges of gas centrifuges for production of uranium hexafluoride with 2-times longer service life.1 cl, 5 tbl, 5 ex
White pigment // 2607406
FIELD: chemistry.SUBSTANCE: invention relates to chemical industry and can used in production of pigments for varnishes and paints. Pigment contains shell and core. Shell is made of titanium dioxide. Core is made of a mixture of kaolin, aluminium hydroxide and aluminium oxide with total content of aluminium silicates, aluminium hydroxide and aluminium oxide of not less than 97 %. Weight ratio of total content of aluminium oxide and aluminium hydroxide to content of aluminium silicates ranges from 1:1 to 1:2. Weight content of aluminium hydroxide ranges from 10 to 25 wt% with respect to total weight of core. Weight ratio of shell material to material of core varies from 0.66 to 4 at ratio of core material 2–5 mcm, and shell material from 0.2 to 0.5 mcm.EFFECT: invention improves quality of pigment, increases resistance to destruction in operating conditions in acidic precipitation, storage and transportation.1 cl, 10 ex
ethod for synthesis of semiconductor nanoparticles // 2607405
FIELD: chemistry.SUBSTANCE: invention relates to colloidal chemistry and nanotechnology. Method comprises synthesis of nanocrystals of precursors containing chalcogen and a group II or IV metal, in presence of a solvent at room temperature using a "double drop method", for which said precursors are introduced simultaneously in droplets while stirring. Solvent used is an ionic liquid or a mixture of ionic liquids combined with one or more low-boiling organic solvents. Reaction mixture containing a nucleus of semiconductor quantum dots is exposed to UV light and treated with ultrasound. Nanoparticles of group II or IV metal chalcogenides are obtained with dispersion medium size of not more than 10 %, having high photostability and aggregative stability, capable of being dispersed in both polar and nonpolar solvents without additional treatment steps. Toxic solvents are not used during synthesis.EFFECT: invention can be used in production of luminescent materials, superminiature light-emitting diodes, white light sources, including transistors, nonlinear optical devices, photosensitive and photovoltaic devices.1 cl, 8 dwg, 11 ex
ethod of treating surface of particles of inorganic pigment and method for production of plastics, coatings and laminates using said obtained inorganic pigment // 2607402
FIELD: construction.SUBSTANCE: invention can be used in production of plastics, coatings or laminates. Method of treating surface of particles of an inorganic pigment involves obtaining an aqueous suspension of particles of an inorganic pigment. In a separate container inorganic compounds are precipitated from an aqueous solution by mixing at least two components in aqueous solution and with proper control of value of pH and/or temperature. Suspension of precipitation product is formed, which is then added to aqueous suspension of particles of inorganic pigment. Precipitation product consists of agglomerates of fine primary particles and/or separate crystals. Precipitated inorganic compounds are oxide or sulphate, for example an oxide of silicon, aluminium, zirconium or titanium or mixtures thereof.EFFECT: invention increases covering capacity of inorganic pigments, their resistance to ageing, opacity, brightness and reducing power.11 cl, 5 dwg, 1 tbl, 2 ex
Composition for wear-resistant anti-corrosion coating // 2607399
FIELD: chemistry.SUBSTANCE: invention relates to coating compositions containing metal powders, and can be used in machine building for protecting metal surfaces, operating at high temperatures in conditions of abrasive wear in corrosion medium. Described is a composition for wear-resistant anti-corrosion coating, containing an organosilicon component and an aluminium-based component, wherein organosilicon binder used is a binding agent – silicone lacquer KO-85, aluminium-based component is aluminium powder, wherein composition additionally contains zinc powder and aerosil in following ratio, vol%: silicone lacquer KO-85 55–70, zinc powder 7.5–11.25, aluminium powder 7.5–11.25, aerosil 15-22.5.EFFECT: obtaining a coating composition with high resistance to wear with simultaneous exposure to aggressive corrosive media of abrasive substances and cyclic impact loads.1 cl, 1 tbl
ethod of measuring temperature fields on surface of investigated object using luminescent temperature converters (ltc) // 2607225
FIELD: measurement technology.SUBSTANCE: invention relates to a method of measuring temperature fields on the surface of an investigated object using luminescent temperature converters. Method includes application onto the surface a coating luminescent when illuminated by exciting radiation, luminescence intensity of which depends on temperature. Coating composition includes a nitrolacquer or a polyurethane lacquer uniformly mixed at normal conditions with two luminophores – a sensitive to temperature rhodamine and an insensitive to temperature luminophore. When illuminated with exciting luminescence radiation the said luminophores luminesce in different spectral regions. Desired temperature distribution onto the surface of the object is obtained by computer processing of two images simultaneously registered in spectral intervals of the used luminophores. Calculated ratio of intensities does not depend on brightness of the exciting luminescence source, thickness of the coating lacquer, geometric characteristics of the investigated object.EFFECT: invention provides higher reliability of the result of visual monitoring of temperature onto the object surface, as well as the possibility of simultaneous control of temperature in the continuous mode on the entire surface or on a specific area of the object surface selectively.1 cl, 3 dwg
ethod of gluing elements of piezoelectric sensor of impact acceleration // 2607224
FIELD: measuring equipment.SUBSTANCE: invention relates to measurement equipment and can be used in making a piezoelectric sensor of impact acceleration for interconnection of its elements, in particular, in production of adhesive electroconductive compositions. Method of gluing elements of a piezoelectric sensor of impact acceleration includes creation of a glue composition by mixing epoxy adhesive with rubber of not less than 60 % of weight fractions and with graphite of not more than 10 % of weight fractions with further introduction into the obtained adhesive composition of current-conducting calibrated particles with the size of 20–80 mcm with application of the adhesive compound onto the surface. Surfaces are connected and cured at 100 °C to 110 °C. Adhesive composition is introduced with a solvent at the ratio from 1:10 to 1:3 of the volume of the adhesive composition. Current-conducting particles used are ferromagnetic particles with the size of not more than 10 mcm in the amount of 2–10 % of weight fractions. Calibrated particles used are glass or polymer microspheres. Curing is carried out under the pressure of 0.05–0.20 MPa for 21–24 hours in a constant magnetic field with the induction of not less than 0.2 T, power lines of which are perpendicular to the glued surfaces.EFFECT: higher measurement accuracy and reliability of impact accelerations by a piezoelectric sensor in conditions of an intensive impact acceleration at high temperature and/or high-frequency non-measured effects.1 cl
White pigment // 2607221
FIELD: chemistry.SUBSTANCE: invention relates to chemical industry and can be used for making pigments for varnishes and paints. White-color pigment contains shell and core. Shell is made of titanium dioxide. Core is made of mixture of kaolin and aluminium oxide with total weight content of aluminium silicates and aluminium oxide of not less than 97 %. Weight ratio of aluminium silicates to aluminium oxide ranges from 2 to 4. Weight ratio of shell material to core material varies from 0.66 to 3 at core material ratio from 2 to 5 mcm and shell material from 0.2 to 0.5 mcm.EFFECT: invention allows to improve quality of pigment due to creation on surface of core dense shell of titanium dioxide, resistant to destruction in operating conditions at acidic precipitation, storage and transportation.1 cl, 11 ex
Aqueous polishing composition and process for chemically mechanically polishing substrates for electrical, mechanical and optical devices // 2607214
FIELD: chemistry.SUBSTANCE: invention relates to aqueous polishing composition having pH from 3 to 11. Composition contains (A) at least one type of abrasive particles, which are positively charged during dispersion in an aqueous medium, free of component (B) and having pH in range from 3 to 9, that is confirmed by electrophoretic mobility. Abrasive particles (A) are non-organic particles, containing or consisting of cerium dioxide. Composition contains (B) at least one anionic phosphate dispersant, selected from a group of water-soluble condensed phosphates, wherein water-soluble condensed phosphate is selected from a group, consisting of metaphosphates of general formula I: [M+n(PO3)n] (I); and polyphosphates of general formula II and III: M+nPnO3n+1 (II); M+H2PnO3n+1 (III); where M is ammonium, sodium and potassium and index n is ranges from 2 to 10,000. Composition contains (C) at least one component based on a polyatomic alcohol, selected from a group (c1) of polyatomic alcohols, wherein polyatomic alcohol (c1) is contained in amount of 0.005 to 5 wt% in terms of weight of said composition (c2) of mixture, consisting of (c21) at least one polyatomic alcohol and (c22) at least one water-soluble or water-dispersible polymer, (c3) mixtures (c1) and (c2). Described also is a method of polishing substrates for electrical, mechanical and optical devices and application of aqueous polishing composition for making electrical, mechanical and optical devices.EFFECT: technical result is providing a composition having improved selectivity with respect to silicon oxide in comparison with silicon nitride even more than 50 to obtain polished plates having excellent global and local flatness.8 cl, 6 tbl, 30 ex
ethod of producing iron carboxylates // 2607207
FIELD: chemistry.SUBSTANCE: invention relates to chemical industry and, in particular, can be used in production of siccatives and catalyst systems, as well as to petrochemical industry and in production of polymer materials with controlled service life. Method involves saponification of a mixture of fatty acid with sodium compounds, followed by reaction with variable-valence metal compounds. Fatty acid component used is a mixture of light vegetable oils extracted from soap stock, having acid number of 100÷120 mg KOH/g. Saponification process is carried out with sodium carbonate or bicarbonate while stirring continuously in temperature range 200÷220 °C to obtain a mixture of sodium carboxylate with an acid number 1÷1.3 mg KOH/g. Further, method includes uniformly adding to said an inorganic salt of di- or trivalent iron, for example iron sulphate, iron oxide, iron chloride, etc., in molar ratio 2:1 or 3:1 depending on valence of iron compounds. Obtained mixture is heated at a temperature of 105÷160 °C with continuous stirring until conversion of sodium carboxylate into iron carboxylate with acid number of up to 1.0 mg KOH/g. Agglomerate in form of sodium sulphate is removed from reaction mixture.EFFECT: method of producing iron carboxylates according to invention enables to improve and simplify technology for production of iron, carboxylates, provides high degree of conversion and yield, intensifies process, widens field of use, in particular, is used in producing oxy-biodegradable additives.1 cl, 1 tbl, 6 ex
Composition based on water-dispersible polymer, method for production thereof and use thereof // 2607205
FIELD: chemistry.SUBSTANCE: invention relates to a composition based on water-dispersible polymer, a method of producing said composition and use thereof. Composition based on water-dispersible polymer includes (a) at least one of: (i) terminal hydroxyl group-containing dendritic polymer with theoretical number of terminal functional groups, equal to 16 or at least from 32-64 in a mixture with the hydrophilic functionalising agent; or (ii) containing functional hydroxyl groups of dendritic polymer with theoretical number of terminal functional groups, equal to 16 or at least from 32 to 64, of which at least 5% of terminal hydroxyl groups are functionalised with a hydrophilic group; and (b) non-dentritic polymer, capable of forming bonds with said dendritic polymer to form polymer hybrid dendrimer-non-dendrimer (DND), which can be dispersed in aqueous phase, wherein said non-dendritic polymer is selected from a group, consisting of polyester, polyacrylate, polyurethane, polyurethane dispersion (PUD), polyester polyol, polyurethane polyol, polyacrylate polyol, polycarbonate, polycarbonate polyol, copolymers and mixtures thereof.EFFECT: coatings according to invention have high hardness, resistance to chemicals, resistance to action of alkalis, water and solvents.20 cl, 2 dwg, 10 tbl
Two-component sealing compound // 2606987
FIELD: chemistry.SUBSTANCE: invention relates to chemistry, particularly, to sealing compositions, and can be used to seal double-glazed windows, in particular, as a curing polysulphide (thiocol) sealant applied on outer wall spacer block and binds along outline adjacent sheets of glass of double-glazed window. Two-component sealing compound consists of sealing component A and curing component B. Component A is based on polysulphide oligomer and contains glycidoxypropyltrimethoxysilane as adhesive additive, chemically precipitated chalk and plasticiser as filler. Component B is based on manganese dioxide and contains diphenyl guanidine and tetramethylthiuram disulphide as a vulcanisation accelerator and a plasticiser as filler. Before use, components A and B are mixed with each other at a ratio of 10:1 vol.pts, respectively. Both components also include titanium dioxide.EFFECT: technical result provided using disclosed sealant is improved operating properties thereof.3 cl, 3 tbl
Improved near infrared absorbers // 2606985
FIELD: chemistry.SUBSTANCE: invention relates to a dyeing composition, including a marking component and reduced indium-tin oxide (r-ITO), wherein r-ITO in powder form has a median particle size ranging from 10 nm to 10 mcm, weight ratio In: Sn less than 12:1 and exhibits a lightness (L*) according to 1976 CIE (L*, a*, b*) space, of not more than 50, for use in marking purposes. Described also is a substrate, coated with dyeing composition, packaging material for liquid food products, method of marking coated substrate in packaging material for liquid food products and use of reduced indium-tin oxide for laser marking purposes.EFFECT: technical result is providing dyeing compositions with good marking properties.19 cl, 2 tbl, 4 dwg, 2 ex
ethod for production of packing material coated with at least one barrier layer for hydrophobic compounds // 2606981
FIELD: packaging industry.SUBSTANCE: invention relates to a method of production of packing material with coating (10), which includes at least the following stages: a) obtaining substrate (12), which includes main material (14) from cellulose, outer side (16) turned from the product, which is been packed, as well as inner side (18) turned to the product been packed; b) coating inner side (18) of the substrate with at least one layer of an aqueous composition, which includes at least polyvinyl alcohol and a cross-linking agent and has the maximum content of solid substances of 25wt%: c) drying the layer and cross-linking the polyvinyl alcohol with the help of the cross-linking agent to form barrier layer (22a, 22b) for hydrophobic compounds. Also described is packaging material (10), where barrier layer (22a, 22b) contains a cross-linked polyvinyl alcohol arranged on inner side (18) of main material (14).EFFECT: technical result is preventing migration of hydrophobic hydrocarbons through the packing material according to measurement by gas chromatography by more than 99 %, and therefore for mineral oil it is always lower than 0,6 mg/kg of a packed food product.22 cl, 1 dwg, 1 tbl, 10 ex
Coating composition for protecting underwater surfaces from biofouling // 2606777
FIELD: chemistry.SUBSTANCE: invention relates to means of protection from fouling by marine organisms (algae, maxillopods, mussels and others) of underwater parts of ship hulls and hydrotechnical structures, particularly to anti-fouling paints, and can be used in shipbuilding industry and hydraulic engineering. Proposed is a composition based on a vinyl polymer and oxides of transition metals in concentrations required for suppression of fouling, but not toxic for biofouling organisms, with addition of colophony, herewith the composition is additionally introduced with a salt or a mixture of salts of the same transition metals, herewith the said salt or salt mixture is introduced in the form of a colloidal solution of silica sol obtained by acid hydrolysis of silicon alkoxy compounds.EFFECT: technical result is higher concentration of bioactive ions in the water layer, as well as the possibility of controlling the rate of leaching.6 cl, 1 tbl, 1 ex
Water-based coating compositions // 2606632
FIELD: chemistry.SUBSTANCE: invention relates to coating compositions. Coating composition contains components, obtained using a method which includes: a) reacting epoxidised vegetable oil with material containing hydroxyl functional groups, in presence of an acid catalyst to form a fatty polyol, containing hydroxyl functional groups; b) mixing fatty polyol, containing hydroxyl functional groups, with a functional polyolefin copolymer to form a mixture; c) reacting mixture with ethylenically unsaturated monomeric component in presence of an initiator to form a graft copolymer; and d) cross-linking graft copolymer in presence of a cross-linking agent to form a composition for producing coatings, where graft copolymer or cross-linked graft copolymer is inverted in water. Invention also discloses a method of production and substrates, on which coating is applied.EFFECT: technical result is coating has high corrosion resistance, resistance to turbidity, to prolonged action of movable medium under pressure, manufacturability during production of articles.23 cl, 2 tbl, 8 ex
Aqueous pour point depressant dispersion composition // 2606626
FIELD: oil industry.SUBSTANCE: invention relates to an aqueous pour point depressant dispersion composition for improving fluidity of crude oil at low temperatures. Composition contains an ethylene vinyl acetate copolymer, a dispersing agent, water and optionally an aqueous pour point depressant.EFFECT: obtained pour point depressant lowers setting point of crude oil, exists in liquid state in a wide temperature range and demonstrates long-term resistance to creaming.11 cl, 1 dwg, 3 tbl, 10 ex
ethod for preparing aqueous pour point depressant dispersion composition // 2606625
FIELD: oil and gas industry.SUBSTANCE: invention relates to method of preparing an aqueous pour point depressant dispersion composition for improving fluidity of crude oil at low temperatures. Method comprises steps of combining in an extruder ethylene vinyl acetate copolymer, a dispersing agent and water to form an aqueous dispersion of ethylene vinyl acetate copolymer which optionally can be mixed with an aqueous freezing point depressant.EFFECT: obtained pour point depressant reduces pour point of crude oil, exists in liquid state in a wide temperature range and demonstrates long-term resistance to creaming.10 cl, 1 dwg, 3 tbl, 10 ex
Low ph soya flour urea-free diluent and methods of making same // 2606620
FIELD: chemistry.SUBSTANCE: invention relates to a stable adhesive composition containing a urea-free diluent and non-denatured soya flour mixed with water, wherein urea-free diluent is added in amount from 0.1 to 70 % of dry weight by total weight of adhesive; said diluent is selected from a group consisting of glycerol, ethylene glycol, propylene glycol, neopentyl glycol and polymeric combinations thereof, pH is less than 5.0; and urea is not added to composition. Optionally composition can also include adding a cross-linking agent, additional diluent or both components to adhesive based on non-denatured soya flour and urea-free diluent, and/or addition of emulsion or polymer dispersion.EFFECT: composition is characterised by improved stability of viscosity, excellent high strength in wet or dry state, more efficient method of producing and low cost.12 cl, 4 dwg, 6 tbl
Heat-resistant adhesive composition // 2606616
FIELD: chemistry.SUBSTANCE: invention relates to heat-resistant adhesive compositions based on polymethylphenylsiloxane intended for use in heat-loaded assemblies of articles in aviation and other engineering fields. Heat-resistant adhesive composition contains, pts.wt: a product of condensation of methylsilane triol and phenylsilane triol with weight fraction of silicon dioxide from 52 to 55 % and gel time at temperature 200 °C from 50 to 180 min – 100, chrysotile asbestos with weight ratio of fractions larger than 1.35 mm from 48 to 72 %, weight ratio fraction 1.18 mm from 3 to 7 %, weight ratio of fraction smaller than 0.075 mm from 54 to 62 %, specific surface area of 118–128 dm2/g or chrysotile asbestos with weight ratio of fraction smaller than 0.071 mm from 68 to 75 % and weight ratio of residue on sieve with 1.35 mm cell from 50 to 65 % – 50–80; paraformaldehyde – 15–20; ethyl alcohol or Isopropyl alcohol – 185–285.EFFECT: higher shear strength of glued joints τB at temperatures of up to 500 °C, higher shear strength of glued joints τB at 20 °C after prolonged exposure to temperature of 350–500°C, and higher shear strength thereof τB at 20 °C after short-term exposure to 1,000 °C.1 cl, 2 tbl, 5 ex
ethod of applying protective coating on cellulose material // 2606608
FIELD: pulp and paper industry.SUBSTANCE: invention relates to a method of producing protective coatings on cellulose materials and articles therefrom. Method involves forming on material a substrate layer and a main protective coating, wherein substrate applied onto surface is polyvinyl acetate (PVA) by dipping article in an aqueous emulsion with concentration of 20–40 %, article is dried to constant weight at 60–70 °C with subsequent application of two layers of varnish EP-5123 with viscosity of 12–16 with by pulverising for 8–12 s with continuous rotation, wherein each layer is dried to constant weight.EFFECT: technical result consists in production of protective coating on cellulose material, which at high temperatures enables to preserve its physical stability.1 cl, 1 tbl, 5 ex
Polishing compositions, resistant to subzero temperatures // 2606607
FIELD: chemistry.SUBSTANCE: present invention relates to aqueous compositions containing one or more hydrocarbons, having high stability at low temperatures. Described is a polishing composition containing from 10 to 50 wt% of water, from 10 to 60 wt% hydrocarbon component, containing alkanes, containing from 5 to 36 carbon atoms, from 0.1 to 10 wt% of one or more salts of C1-C6 organic acid, and additives, where total amount of ingredients is 100 wt%, and said composition has viscosity equal to 15,000 cP to 65,000 cP (by Brookfield viscometer at 20 °C). Described also is a method of polishing a finishing surface of a vehicle and a coating on at least one area of finishing surface of a vehicle.EFFECT: technical result is obtaining a composition, stable during operation at low temperatures.18 cl, 2 tbl
Process fluid for well development // 2606601
FIELD: oil and gas industry.SUBSTANCE: invention relates to oil and gas industry and can be used in development of wells. Process fluid comprises water-retaining and thickening component – MK-F starch, inhibitor of swelling of clay minerals – potassium carbonate, water-repellent agent GF-1 grade K, soda ash and water in following ratio of components, wt%: soda ash 0.1–0.2, MK-F starch 1.8–2.5, potassium carbonate 5-25, GF-1 grade K 0.1–0.25, water – balance.EFFECT: technical result is production of liquid for well development with high restoration of permeability of productive formation and low plastic viscosity, ensuring favourable conditions for fluid influx from formation to well bottom.1 cl, 1 tbl, 3 ex
Coating with high resistance to corona discharge, as well as method for production thereof // 2606447
FIELD: manufacturing technology.SUBSTANCE: invention relates to coating for polymer insulating material and method for production thereof. Such coatings can be applied both on three-dimensional parts, and on sheet materials such as films and woven materials. Coating contains from 1 to 10 layers and is silica, wherein coating contains main silicate structural unit with organic residues, due to which it can be applied on flexible substrates. Thickness of individual layer in coating varies from 0.1 to 100 mcm, individual layers are obtained by wet chemical method from precursors, which are silane, siloxane and/or silicate, wherein organic residues content inside coating varies from layer to layer, so that inorganic fragments content of Si-0 inside coating increases to outside, i.e. according to distance from substrate.EFFECT: technical result consists in obtaining coatings with improved resistance to corona discharge.8 cl, 1 ex
Electrically insulating lacquer // 2606445
FIELD: chemistry.SUBSTANCE: invention relates to electrically insulating lacquer, used for enamel coating of wires in electrical engineering, and, in particular, to lacquer based on polyesters. Electrically insulating lacquer contains, wt%: polyglyceroethylene terephthalate resin 46.0–48.0, polybutylene titanate solution in xylene 1.4–1.7, diethylene glycol 0.1–5.0, xylenol 51.6–53.0, solvent 9.3–19, and additionally dioxane 64–70 and ammonia 22–24.EFFECT: possibility of applying lacquer on metal base by electrodeposition, obtaining a uniform film of given thickness without use of leveling mechanical devices of all in one pass with minimum heat consumption during its heat treatment and more than 2-fold increase in electric strength of a film with similar thickness.1 cl
Double curing system // 2606444
FIELD: manufacturing technology.SUBSTANCE: invention relates to multicomponent curable composition used in production of reinforced and non-reinforced plastics, as well as coatings, and could be used in shipbuilding, in construction, for example during roofing works, production of floor coatings, laminates, as well as, in particular, in high-energy unit making. Multi-component composition contains first component containing mixture of (i) epoxy resin, (ii) unsaturated polyester or vinyl ester resin and optionally (iii) peroxyester, second component containing amine curing agent for epoxy resin and at least one transition metal compound selected from iron, copper and manganese compounds, and at least, in case of first component which does not contain peroxyester, third component containing peroxide.EFFECT: invention provides sufficient hardness after curing at room temperature and other required properties.14 cl, 1 tbl, 5 ex
Latex paint composition // 2606425
FIELD: chemistry.SUBSTANCE: invention relates to aqueous dispersion materials – rust modifiers, used for painting metal surfaces, including with scale and tightly held rust. Described is a water-dispersion paint composition rust modifier for producing independent protective coating, containing film-forming agent, pigment, filler, nonionic surfactant, nitrile trimethylphosphonic acid and oxyphosphonic acid, water, wherein film-forming agent used is 50 % aqueous dispersion of butadiene-styrene latex with pH 6.8–7.2, as well as 50 % aqueous dispersion of styrene-acrylate latex Akremos-102 with pH 7.5–8.2, as a thickener – acrylic dispersion Akremos-402, a oxyphosphonic acid – oxyethylidenephosphonic acid, which further contains an antifoaming agent in following content of components, wt%: 50 % aqueous dispersion of butadiene-styrene latex with pH 6.8–7.2 31.0–37.0, 50 % aqueous dispersion of styrene-acrylic latex Akremos-102 with pH 7.5–8.2 6.0–3.0, thickener-acrylic dispersion Akremos-402 1.0–3.0, nitrile trimethylphosphonic acid 1.5–2.0, oxyethylidenephosphonic acid 0.3–0.4, filler 11.5–19.0, pigment 0.7–14.25, nonionic surfactant 0.1–0.4, antifoaming agent 0.1–0.3, ethylene glycol 8.0–11.0, water – balance.EFFECT: obtaining coatings based on water-dispersion material with improved anticorrosion properties.1 cl, 2 tbl
Protective coating based on polymer composite radio material // 2606350
FIELD: technological processes.SUBSTANCE: invention relates to radar absorbent materials and coatings. Described is a protective coating based on polymer composite radio material containing filler and epoxy resin as polymer binder, in which filler used is multi-wall carbon nanotubes (MCNT) in following concentration, %: multi-wall carbon nanotubes – 2–8, epoxy resin – balance up to 100.EFFECT: obtaining a protective coating, which widens region of protection against microwave radiation.4 cl, 6 dwg, 4 tbl, 1 ex
Alkyd-based coating composition // 2606224
FIELD: chemistry.SUBSTANCE: present invention relates to a coating composition, for example to dispersion or emulsion, method production and use of coating composition for producing paint films on substrates. Coating composition containing: a) particles of silanised colloidal silicon dioxide, having average particle diameter in range from 2 to 150 nm and weight ratio of silane to silicon dioxide in range of 0.05–0.4; b) a binding substance containing alkyd, where said binder represents an emulsion of short oil alkyd; c) liquid-carrier, selected from water, in which content of cobalt from cobalt-based siccative in composition is less than 200 ppm by weight of binder, containing alkyd. Also described is a method of producing and using coating composition.EFFECT: technical result is obtaining a coating composition, which improves vapour permeability of film.9 cl, 10 tbl
ethod of reactors with air core impregnating, reactor with air core subjected to impregnation and application of impregnation system // 2606120
FIELD: physics.SUBSTANCE: invention discloses method of reactors with air core or parts of reactors with air core impregnation, including following stages: i) manufacturing of reactor with air core or reactor part with air core, ii) application of impregnation system on reactor with air core or reactor part with air core, wherein said impregnation system includes: a) one or several components representing polyphenol polyglycidyl ether; b) one or more plasticizers, selected from polypropylene glycol or polyethylene glycol; c) dicyandiamide and d) one or more accelerators, selected from group including imidazole, imidazole derivatives, urea derivatives and mixtures thereof, iii) hardening of reactor with air core impregnation or reactor part with air core impregnation. Also disclosed is reactor with air core or reactor part subjected to impregnation. Disclosed is application of reactor with air core or reactor parts impregnation system.EFFECT: technical result consists in producing impregnation system with high cracking resistance and resistance to hydrolysis for reactors with air core.12 cl, 4 dwg, 3 tbl, 2 ex
ethod of producing modified ferrochrome-lignosulphonate reagent // 2606005
FIELD: oil industry.SUBSTANCE: invention relates to drilling oil and gas wells, in particular to reagents for chemical treatment of drilling mud. Method of producing modified ferrochrome-lignosulphonate reagent involves creation in a reaction mass of lignosulphonate a redox system of Fe+2 and Cr6+ and production of chromium and iron in trivalent form to form complexes with lignosulphonate and drying. Disclosed method includes adding to liquid technical lignosulphonate (II) sulphate, holding mass with mixing for 1.0 hour at temperature 30–40 °C. Sodium bichromate is introduced into produced mass in form of an aqueous solution, held with constant mixing for 1.0 hour at temperature 30–40 °C. Method then includes adding a modifying agent – sodium triphosphate chelating agent in form of aqueous solution. Mass is held with constant mixing for 1.0 hour at temperature 30–40 °C, acidified with sulphuric acid in form of an aqueous solution in an amount to pH 4.0–5.0, after which mass is dried in a spray dryer.EFFECT: technical result is obtaining a ferrochrome-lignosulphonate reagent, which enables to obtain complex compounds with high diluting effect and heat resistance, as well as reduced content of toxic chromium in reagent.1 cl, 2 dwg, 3 tbl, 1 ex
Heat-accumulating composition // 2605989
FIELD: power engineering.SUBSTANCE: invention relates to heat engineering, in particular to development of heat-accumulating compositions, including halides of alkali metals, which are used as heat-accumulating, phase-transition materials. Composition contains, wt%: LiF – (27.4÷28.0); NaF – (38.0÷38.8); KCl – (33.8÷34.0).EFFECT: composition provides efficiency of heat accumulator at 591–595 °C, 85–105 J/g above specific enthalpy of fusion.1 cl, 1 tbl, 3 ex
Composition for fire-retardant rubber coatings // 2605988
FIELD: fire safety.SUBSTANCE: invention relates to production of fire-retardant coatings based on polymer binder and can be used in rubber industry. Composition for fire-retardant coatings, which includes chlorosulphonated polyethylene, toluene and a modifier, modifier being dispersed carbon fibres.EFFECT: high fire-retardant properties of coating and its adhesion to rubber.1 cl, 2 tbl
Powdered epoxy coating compositions, methods and articles // 2605985
FIELD: chemistry.SUBSTANCE: invention relates to powder coating compositions, which provide protective coatings, in particular flexible coatings resistant to damages. Powder coating composition contains solid capable of cross-linked epoxide resin; particles of rubber of the core-shell structure in an amount of not more than 10 wt.% based on the total weight of the coating composition; a curing agent and a filler material in an amount of at least 25 wt.% based on the total weight of the coating composition; herewith the components are selected and used in the amounts to provide a cured coating not having reduced density, or in case of reduced density, it is not more than 15 % of theoretical density of a coating composition.EFFECT: formation of flexible and resistant to damages coatings.19 cl, 1 dwg, 3 tbl
6-(1,3-benzimidazo-2-yl)-7-hydroxy-substituted spiro[benzopyran-indolines] having fluorescence // 2605984
FIELD: chemistry.SUBSTANCE: invention relates to novel compounds in a series of spiro[benzopyran-indolines]. Described is a 6-(1,3-benzimidazo-2-yl)-7-hydroxy-substituted spiro[benzopyran-indoline] of general formula 1, where R1 is C1-C6 alkyl, R2 is H, halogen.EFFECT: obtaining a novel compound containing a spirocyclic fragment, having intense fluorescence with abnormally high Stokes shift and developing photochromic properties.1 cl, 1 tbl, 2 ex
Synthetic proppants and monodisperse proppants and methods for production thereof // 2605977
FIELD: manufacturing technology.SUBSTANCE: invention relates to propping fillers and methods of their production. Described are multiple ceramic proppants, where the fillers are monodispersed with the distribution, which is a distribution of 3-sigma or lower with the total distribution width of 5 % or less of the average particle size, as well as other versions of the said fillers, methods of making those proppants and methods of using the said proppants in extraction of hydrocarbons. Invention is developed in depending points of the formula.EFFECT: higher degree of monodispersity of the propping agent, efficiency of its production, higher efficiency of hydraulic fracturing using the said fillers.165 cl, 38 dwg, 13 tbl, 7 ex

Process for manufacture of semiconductor devices comprising chemical mechanical polishing of elemental germanium and/or si1-x gex material in presence of cmp (chemical mechanical polishing) composition comprising a specific organic compound // 2605941
FIELD: electricity.SUBSTANCE: invention relates to a composition for chemical-mechanical polishing (CMP) and use thereof for polishing substrates for semiconductor industry. Method of making semiconductor devices includes chemical-mechanical polishing of elementary germanium and/or Si1-xGex material, in which 0.1≤x<1, in presence of a composition for chemical-mechanical polishing (CMP) including: (A) inorganic particles, organic particles, or a mixture or composite thereof, (B) at least one type of an oxidising agent, (C) at least one type of organic compound selected from a group consisting of alpha-amino acid or salt thereof, organic compound, including two to five carboxyl groups (-COOH), or salt thereof, mono-, di-, trialkanolamine or salt thereof, amino ether, including additional amino group, hydroxy group, alkoxy group, carboxyl moiety, or salt thereof, organic compound containing two to four hydroxy groups (-OH), or salt thereof, heterocyclic compound containing 5- or 6-member ring, containing from 1 to 3 nitrogen atoms as ring atoms-elements, or salt thereof, N,N,N′,N′-tetrakis(2-hydroxypropyl)ethylenediamine, 4-(2-hydroxyethyl)morpholine, pentamethyldiethylenetriamine, salt or adduct of triethanolamine (2,2′,2″-nitrilotris(ethanol)) and 4-[(2-ethylhexyl)amino]-4-oxoisocrotonic acid and 2,2′-dimorpholinodiethylether, and (D) an aqueous medium, wherein pH value of CMP composition ranges from 2.5 to 5.5.EFFECT: proposed composition for CMP provides improved polishing characteristics.12 cl, 1 tbl, 35 ex

Energy-saving antifreeze // 2605905
FIELD: engines and pumps.SUBSTANCE: disclosed is energy-saving antifreeze for internal combustion engines of vehicles, heavy wheeled and caterpillar machinery of civil and military purpose and other vehicles, as well as generator plants, which has low viscosity and increased heat transfer capacity.EFFECT: invention provides reduced time of engine warming up after cold starting, counterproductive fuel consumption and engine units and parts reduced wear due to more uniform warming up, which ultimately results in increased service life of engine and fuel saving at other conditions being equal.1 cl, 1 tbl

High-emissive coating compositions and methods for production thereof // 2605880
FIELD: technological processes.SUBSTANCE: group of inventions relates to high-emissive coating compositions and methods of their production. Thermionic coating composition for a substrate includes a dry mixture of substances increasing emission capacity of the coating, herewith the substances increasing emission capacity of the coating contain titanium dioxide, and substances, which increase mechanical strength. In another version the composition additionally contains a solution-based component containing phosphoric acid. Method of producing the coating involves determination of a specified level of the coating emission capacity, determination of concentration of titanium dioxide, determination of adhesion properties and manufacturing of the thermionic coating composition.EFFECT: technical result is increased heat emission by radiation.35 cl, 5 dwg, 4 tbl, 7 ex

Fluoro-substituted benzoates of lanthanides, exhibit luminescent properties in visible and infrared range // 2605746
FIELD: chemistry.SUBSTANCE: invention relates to fluorine-substituted aromatic carboxylate lanthanides of general formula Ln(C6F5-x-yHxAyCOO)3(H2O)n, where x=0, 1, 2, 3, y=0, 1, n=0, ½, 1, 2; for x=0, y=0 Ln=La, Pr, Nd, Sm, Ho, Tm, Yb, Lu, Tb0.5Eu0.5; other combinations of x and y Ln=La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Tm, Yb, Er, Lu, Tb0.5Eu0.5; A= -Cl, -NH2, -COOCnH2n+1 (n=1, 2), -CH2R, where R=H, OH, Cl, F, NH2, CnH(2n+1) (n=1, 2).EFFECT: said compounds exhibit luminescent properties.6 cl, 1 dwg, 1 tbl, 2 ex
Aqueous compositions containing ion-exchange resins, providing coating with properties of paint and primer // 2605744
FIELD: chemistry.SUBSTANCE: invention relates to single-component aqueous composition which prevents staining of primer and properties of upper coating layer, containing (I) for absorption of contaminating materials from 0.01 to 7 wt% in terms of total weight of solid substances in composition of particles of anion-exchange resin, weighted average size of which ranges from 0.1 to 20 mcm, content of copolymerised cross-linking agent in it ranges from 0.5 to 2.0 wt% in terms of total weight of monomers used for production of anion-exchange copolymer resin, wherein particles of anion-exchange copolymer resin are selected from a gel-like particles, particles with double morphology, as well as mixtures thereof, (II) one or more emulsion of copolymers containing copolymerised residue of one or more monomers based on phosphoric acid, and also containing an anionic surfactant or a polymerised residue, and for improving resistance to mechanical effects reducing agent or its polymerised residue, and (III) to improve characteristics of coating and stability of at least one phosphorus-containing surfactant in amount from 0.1 to 5 wt% in terms of total weight of solid substances in emulsion copolymer. Also disclosed is a coating composition containing an aqueous composition, a method of applying a coating composition and a method of producing aqueous composition.EFFECT: technical result consists in preparing an aqueous composition for use in single-layer coating, having properties of primer and top layer, having exceptional resistance to stains.10 cl, 10 ex, 8 tbl

ethod of luminescent quartzoid bismuth-containing material producing based on high-silica porous glass // 2605711
FIELD: glass.SUBSTANCE: invention relates to novel optical glass-like quartzoid materials technology, having luminescence in wide spectral range, and can be used in production of fibre-optic guides with laser generation in infrared spectral range and various devices on their basis for fibre-optic communication lines components optimization. Disclosed is method of bismuth-containing quartzoid glass producing based on nano-porous high-silica glass (NPG). Method involves introduction in NPG pore space matrices in several stages by 24 hours at 22±2 °C of 0.5M solution of Bi(NO3)3, drying of samples at 30-65 °C for 40-60 minutes. Impregnated and dried samples are subjected to multistage heat treatment in air atmosphere in electric furnace. At that, samples are placed on substrate from high-purity quartz glass and heated for 5 minutes using oxygen-hydrogen burner, which is supplied from quartz substrate side.EFFECT: invention ensures production of glass-like quartzoid bismuth-containing materials to form different bismuth active centers (BAC) in them, including the IR luminescence centers.3 cl, 4 dwg, 1 ex

Rheologically stable aqueous suspensions of mineral material containing organic polymers with low content of volatile organic compounds (voc) // 2605586
FIELD: paper industry.SUBSTANCE: invention can be used in production of paper, plastics, dyes, coatings, concrete, in agriculture and biotechnology. Rheologically stable aqueous suspension of mineral material contains at least one mineral material and at least one polymer of acrylic and/or methacrylic acid taken in the amount of 0.01 to 10 wt% per total weight of the solid substances in tha suspension. Said polymer is obtained by polymerizing a monomer(s) of acrylic and/or methacrylic acid in water using the compound of formula (I) where X is Li, Na, K or H, and R is alkyl chain containing 1-5 carbon atoms. Compound of formula (I) is used in the amount of 0.1-2.5 wt% by weight of the said monomer(s). It has weight-average molecular weight Mw from 800 to 8,000 g/mol, coefficient of polydispersity Ip in the range from 2 to 3. Suspension of mineral material has content of volatile organic compounds (VOC) of ≤ 20 mg/kg.EFFECT: invention enables to obtain a suspension of mineral material containing organic polymers with low content of VOC while preserving rheological stability and without deterioration of optical properties of the paper produced using the said suspension.25 cl, 1 dwg, 4 tbl, 2 ex
 
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