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Polymer composition for pipe production Invention relates to formulation of polymer composition based on non-plasticised polyvinyl chloride (UPVC), which is applied in production of free-flow (sewage) pipes by method of extrusion. Polymer composition for production of pipes contains NPVC with value of Fikentscher constant (K) 66.0-69.0 and bulk weight 0.4-0.6 g/cm3, calcium carbonate, complex thermostabiliser: tribasic lead sulphate Pb2(SO4)3 - 17%, bibasic lead phosphite 2PbO·PbHPO3·0,5H2O - 18%, lead stearate Pb(C18H35O2)2 - 28%, calcium stearate Ca(C18H35O2)2 - 27%, antioxidant - 10%, impact resistance modifier: chlorinated polyethylene CPE 135, fluidity modifier: acryl processing anti-stick additive, lubricant: polyethylene wax, stearic acid, soot. Polymeric composition can additionally include recycled furniture PVC film or recycled waste PVC panels. Mixing of all components is carried out in three stages: mixing in hot mixer, mixing in cold mixer, exposure of mixture at temperature 15-30°C for 24 hours. Prepared in such way mixture is supplied in extruder. |
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Electrically insulating composition Electrically insulating composition consisting of suspension polyvinylchloride, ester and, when required, phosphate plasticiser, lead or calcium-zinc stabiliser, antioxidant, antimony oxide, zinc oxide, zinc borate, epoxidated vegetable oil comprises additionally sized aluminium hydrate or magnesium hydrate or their mixture, sized calcium carbonate, sized calcium-magnesium hydroxycarbonate and calcium-aluminium hydroxycarbonate at certain ratio of component. |
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Method of obtaining modified polyvinylchloride Invention relates to field of obtaining novel film-forming substances based on polyvinylchloride and can be applied in paint and varnish industry. In method of obtaining modified polyvinylchloride at stage of mixing in capacity reactor vinylated alkyd is introduced into reaction mass of copolymer of polyvinylchloride and solvent, heating of mixture to 50-60°C is realised with its further bringing to required parameters. Quantity of copolymer of polyvinylchloride constitutes 20-25 weight parts of the total reaction mass, quantity of vinylated alkyd constitutes 6-10 weight parts of the total reaction weight, with toluene in quantity 70-75 weight parts of the total reaction mass being applied as solvent. |
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Composite polymer material for vibration-absorbing coatings and method of their mounting Invention relates to filled composite polymer materials, intended for floor vibration-absorbing coatings and can be used in ship-building, civil and industrial construction and other fields. The composite polymer material represents a rubber mixture of a various colour range based on a combination of butadiene-nitrile rubber and cis-isoprene rubber, processed by the moulding method. The rubber mixture includes sulpheneamide, thiuram, N,N'-dithiodimorpholine, zinc oxide, stearic acid, styrene-indene resin, 2,5-ditertbutylhydroquinone, a fire-retardant - antimony trioxide, and chloroparaffin CP-1100, a water-absorber - calciumnaphth. The method of mounting includes the application of the polyurethane-based water-resistant glue composition with the provision of exfoliation strength up to 8-10 kN/m. The invention makes it possible to improve dynamic parameters, elasticity, reduce wear, increases the sealing ability and exploitation properties of the material. |
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Plasticised polyvinylchloride composition for medical devices Invention refers to the medical industry and concerns a plastic compound of a polyvinylchloride (PVC) composition for two types of medical devices applicable for extrusion treatment and pressure moulding. The plasticised composition for the medical devices contains polyvinylchloride resin with K-value 70, epoxidised vegetable oil, calcium stearate, zinc stearate, polyethylene wax as an outer lubricant, trioctyl trimellitate (TOTM) or 1,2-cyclohexane-dicarboxylic acid-diisonyl-ester or acetyl-tri-butyl-citrate (ATBC) as a plasticising agent. Besides, 4-methyl-2,6-di-tert-butylphenol (ionole) or 4-methyl-2,6-isobornylphenol is used as a stabilising agent and antioxidant. Additionally, the PVC composition can contain polyvinylchloride resin with K-value from 58 to 64 units in specific proportions. The invention is used for various PVC plastic compound devices, films, main lines (tubes) and devices produced by extrusion and pressure moulding applied for producing polymer medical devices, preferentially for blood banking. The devices made of the composition can be sterilised both by radiation, and steam. |
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Lubricant for thermoplastic polymers Invention relates to a polymer composition for moulding, a method of the composition obtaining, to manufacturing moulded products, a packaging material, as well as to the application of a diester or a mixture of two and more diesters of diol of a linear or a branched structure as a lubricant. The composition contains, at least, one thermoplastic polymer, at least, one pigment or, at least, one filler or their mixture, as well as, at least, one diester of diol of a linear structure, having from 2 to 8 carbon atoms, with linear or branched, saturated or unsaturated monocarboxylic acid with 6-44 carbon atoms. A fraction of diesters with residues of various fatty acids in a molecule constitutes less than 10 wt % of the total amount of the diesters. |
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Bar for decorative welding of surface coatings Set of inventions relates to bar for decorative welding and to method of its fabrication. This bar comprises unfused and painted PVC-based particles and plastisol-based gel composition containing PVC resin in benzoate plasticizer and unfused PVC-based particles. The latter feature size and colour identical or similar to particles used in connected elements of decorative surface. Proposed method comprises the steps that follow: liquid mix of PVC resin in benzoate plasticizer is mixed with PVC-based particles, obtained mix is placed on conveyor belt, heated to gel and sheet formation. plastisol-based gel composition containing PVC resin in benzoate plasticiser. Then, the sheet is pressed to make several welding bars. |
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Wood-polymer composition for shaped and linear articles Invention relates to polymer chemistry and specifically to polyvinyl chloride-based wood-polymer compositions which can be used to produce shaped and linear articles. The wood-polymer composition for shaped and linear articles based on polyvinyl chloride and wood flour includes a complex stabiliser, an acrylic processability modifier, chlorinated polyethylene and stearic acid, and may also contain a metal-containing lubricant and an acrylic impact strength modifier. |
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Heavy metal-free stabiliser composition for halogenated polymers Invention relates to a heavy metal-free stabiliser for halogen-containing polymers and can be used to stabilise halogen-containing polymers, particularly for preventing undesirable pink colouration, and moulded articles containing said stabiliser composition. The stabiliser composition for halogen-containing polymers based on isocyanurate, which does not contain heavy metals, includes as basic components at least one isocyanurate, at least one dihydropyridine and at least one perchlorate salt. The moulded article made from the halogen-containing polymer contains the stabiliser composition. |
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Method of producing highly filled polyvinyl chloride-based wood-polymer composition Method of producing highly filled wood-polymer composition includes pretreatment of wood flour with an aqueous solution of a binding agent - silica sol, followed by thorough mixing and drying to constant weight at temperature of 100±2°C and further mixing of the treated wood flour, polyvinyl chloride (PVC), complex heat stabiliser and impact strength modifier. The PVC is pretreated with a binding agent containing 0.1-2.5 pts.wt silica sol, thoroughly mixed, dried to constant weight at temperature of 60±2°C, and the wood flour is treated with a binding agent containing 0.1-4.9 pts.wt silica sol. Content of the ingredients is as follows, pts.wt: PVC - 100, wood flour - 50-220, complex heat stabiliser - 4.5-7, impact strength modifier - 4.8-9, binding agent - 0.2-7.4. |
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Method includes preliminary mixing of an organic pigment and a liquid organosilicon oligomer in a separate container to obtain a modified organic pigment. A first mixer is preheated to 110-125°C. While the mixer operates, a polyvinyl chloride suspension is fed, as well as the following target additives, successively: filler, tribasic lead sulphate as a heat stabiliser and then the rest of the target additives. The modified organic pigment is fed last. The mixture is mixed until temperature of 115-125°C is achieved. The obtained mixture is reloaded into a water-cooled second mixer and mixing continues until temperature of the mixture reaches 40-45°C. |
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Polymer composition for cable plastic Polymer composition for cable plastic includes polyvinyl chloride, dioctyl phthalate, diphenylol propane, aerosil, tribasic lead sulphate and a stabiliser. The composition is characterised by use of a complex stabiliser - plasticiser, which is a product containing calcium stearate, magnesium stearate and zinc stearate in molar ratio 2:2:1, with acid number of not greater than 5 mg KOH/g in a medium of chlorinated paraffin wax KHP-30 in weight ratio of 1:6, respectively, and additionally agidol and chalk, with the following ratio of components, pts.wt: polyvinyl chloride 100; dioctyl phthalate 37-47; diphenylol propane 0.1; tribasic lead sulphate 3-5.7; agidol 0.08; chlorinated paraffin wax KHP-30 2-14; chalk 11; aerosil 0.7; said stabiliser-plasticiser 0.33-2.33. |
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Method of making window and door pvc sections containing silver ions with antibacterial action Invention relates to construction, particularly, to production of door and window polymer sections. Technical effect is reached in the method of making the door and window PVC sections. Note here that section composition dry components are mixed with addition of silver-bearing substance. Then, produced mix is fed to vibrating screen for sieving. Now, produced mix is cured for at least one day and fed to extruder. |
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According to the method for production of profile from PVC for window and door units, dry components of composition are mixed in blending unit. Obtained dry mixture is supplied to vibroscreen, and then dry mixture is exposed during at least one day and is supplied to extrusion machine. Dry mixture is extruded and is simultaneously supplemented by silver-containing substance. |
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Composite polymer material for deck and floor coatings Invention relates to high-strength composite polymer materials for deck and floor coatings. The composite polymer material, which is a rubber mixture processed by a moulding technique, contains a polymer matrix, a vulcanising system consisting of thiuram, altax, zinc oxide and stearic acid, filler and process additives. The polymer matrix used is a petrol-, oil- and ozone-resistant polymer which is modified with polyvinyl chloride and contains 26-34 wt % acrylonitrile, and additionally sulphur, sulphenamide and polymerised 2,2,4-trimethyl 1,2- dihydroquinoline. The filler consists of BS-100 silicon dioxide, pigment titanium dioxide, natural hydrophobic chalk in weight ratio of 35-115:4-20:5-50 pts.wt, respectively. The process additives include TGM-3 oligoester acrylate plasticiser and antipyrenes which contain antimony trioxide and zinc borate in ratio of 3-20:5-25, and N-cyclohexyl thiophthalimide. |
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Invention relates to a novel compound - 4-(2,3-epoxypropoxy)-4'-(2,2-dicyanoethenyl)azobenzene, which exhibits light and heat stabiliser properties. |
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Electrically insulating polymer composition Electrically insulating composition contains suspended polyvinyl chloride, an ester plasticiser, a lead stabiliser, diphenylol propane, chalk, stearic acid, calcium stearate, epoxidated soya bean oil, magnesium hydroxide, ammonium polyphosphate, chlorinated paraffins, antimony trioxide, zinc oxide, boric acid and organoclay. |
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Polyvinyl alcohol as pvc co-stabiliser Mixture contains a stabiliser containing at least one metal ion and 0.1-15 parts polyvinyl alcohol, having degree of polymerisation of less than 700 and degree of hydrolysis of 75-95 mol %, per 100 parts polyvinyl chloride as a stabiliser for thermoplastic treated mixtures. Components are mixed during the moulding process at temperature of 180-240°C. |
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Electric insulating composition Electric insulating composition includes suspension polyvinyl chloride, ester plasticiser, diphenyl propane, lead stabiliser, stearic acid, lubricating material, epoxidated soya oil, chlorinated paraffin, magnesium hydroxide, ammonia polyphosphate and organic clay. |
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Invention relates to production of coloured polyvinyl chloride-based compositions which are suitable for making articles by extrusion. Disclosed is production of an extrusion coloured polyvinyl chloride composition involving preliminary mixing in a separate container an organic pigment with a liquid organosilicon oligomer to obtain a modified organic pigment. A first mixer is preheated to 110-125°C. As the mixing device operates in the mixer, a polyvinyl chloride suspension is fed into the mixer, as well as the following target additives, successively: filler, tribasic lead sulphate (heat stabiliser) and then the rest of the target additives. The modified organic pigment is fed last. The mixture is mixed until temperature of 115-125°C is achieved. The obtained mixture is reloaded into a water-cooled second mixer and mixing is continued until temperature of the mixture reaches 40-45°C. |
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Electrically insulating composition Invention relates to electrical engineering, specifically to cable engineering and polymer compositions based on plasticised polyvinyl chloride (PVC) with low inflammability, release of smoke and hydrogen chloride during combustion, intended for insulating inner and outer sheaths of cables. The electrically insulating composition contains suspended polyvinyl chloride, an ester plasticiser - dioctyl phthalate, tricresyl phosphate, chalk, soot, a stabiliser - melanine, antipyrenes - magnesium hydroxide and ammonium polyphosphate, smoke absorber - chlorinated paraffins, lubricant agent - calcium stearate, antioxidant - diphenylol propane and filler - organoclay, which is a product of modifying montmorillonite from the Gerpegezh deposit of the Kabardino-Balkaria Republic with cation-exchange capacity of 95 mg-eq/100 g clay with urea, in amount of 10% of the mass of montmorillonite. |
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Polyvinyl chloride composition is meant for making profiled-moulded structural articles used for external finishing of buildings and structures, primarily siding. The method of producing a polyvinyl chloride extrusion composition involves preliminary mixing in a separate vessel a basic heat stabiliser of tribasic lead sulphate with an additional heat stabiliser. Suspended polyvinyl chloride, filler, a mixture of the basic heat stabiliser and the additional heat stabiliser and target additives are successively fed into a first mixer heated to 110-125 °C, and stirred until reaching temperature of 115-125°C. The obtained mixture is transferred into a water-cooled mixer and mixing is continued until reaching temperature of 40-45°C. |
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Wood-filled plastic and method for production thereof Wood-polymer composition consists of, wt %: wood-vegetable filler 70-90, thermoplastic polymer binder 8-25, a sodium salt of polyethylene polyaminomethylene phosphonic acid 0.5-1.0 and target additives - the balance. The thermoplastic polymer binder is selected from a group of vinyl polymers based on vinyl chloride or copolymes thereof with vinyl acetate, polymers based on ethylene, propylene, copolymers thereof, polymers based on methyl methacrylate, polyethylene terephthalate, polystyrene or mixture thereof. |
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Polyvinyl chloride-based composition for insulation and sheaths of wires and cables Invention relates to processing plastic, particularly polyvinyl chloride-based polymer compositions, which are used in various industries, including for making insulation and sheaths of wires and cables. The composition contains 100 pts.wt polyvinyl chloride, 40-80 pts.wt plasticiser, 3-15 pts.wt heat stabiliser and 0.1-8.0 pts.wt filler, which is chemically deposited calcium carbonate with surface treatment with fatty acids with particle size of 15-70 nm. |
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Polyvinyl chloride-based composition for insulation and sheaths of wires and cables Composition for insulation and sheaths of wires and cables contains polyvinyl chloride, a plasticiser, a heat stabiliser and pyrogenic silicon dioxide with particle size of 5-40 nm and specific surface area of 175-380 m2/g. |
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Electrically insulating composition Invention relates to cable industry and specifically to electrically insulating compositions designed for insulation and sheaths of cables and wires, characterised by low emission of smoke and hydrogen chloride during combustion, used in conditions with high fire hazard. The polymer composition contains polyvinyl chloride, an ester plasticiser, a lead stabiliser and a fire-retardant and smoke-suppressant, which contains calcium carbonate, zinc oxide, aluminium oxide trihydrate, antimony trioxide and zinc borate. The composition additionally contains calcium stearate or lead stearate, boric acid, diphenylol propane, phosphorus-containing plasticiser, magnesium hydroxide, magnesium carbonate, calcium oxide or hydroxide, chlorinated polyethylene, organobromine compound, epoxy resin or epoxidated vegetable oil, dipentaerythritol or pentaerythritol. The stabiliser used can be nontoxic complex calcium-zinc heat stabilisers. |
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Electrically insulating composition for internal filling of conductors and cables Polymer composition contains polyvinyl chloride, an ester plasticiser, a stabiliser, calcium carbonate, aluminium oxide trihydrate, antimony trioxide, zinc oxide, boric acid and diphenylol propane. The composition further contains calcium stearate or lead stearate, zinc borate, a phosphorus-containing plasticiser, magnesium hydroxide, magnesium carbonate, calcium oxide or hydroxide, an organobromine compound, a lubricant, and the stabiliser used can be nontoxic complex calcium-zinc heat stabilisers. |
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Method of producing polyvinyl chloride based polymer nanocomposition Method of producing a polyvinyl chloride based polymer nanocomposition involves mixing powdered polyvinyl chloride, an impact strength modifier, a complex stabiliser and a nano-additive selected from carbon nanotubes, copper oxide and aluminium oxide, in amount of 0.002-0.08 pts.wt. The polyvinyl chloride is pre-mixed with the nanoadditive in ratio of 100:0.1-5 pts.wt and the obtained concentrate is added to the main composition in amount of 2-5 pts.wt. |
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Invention relates to a novel chemical compound - 4-(2,3-epoxypropoxy)phenyl ether of 4-propyloxybenzoic acid |
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Electrically insulating composition Composition contains the following in pts.wt: suspended polyvinyl chloride 100, ester plasticiser 40-60, tribasic lead sulphate 3-7, calcium stearate 1-3, calcium carbonate 5-7, trihydrate of aluminium oxide and/or magnesium hydroxide 20-80, antimony trioxide 2-9, zinc oxide 1-5, ionol 0.1-0.5, zinc borate 0.5-6, diphenylol propane 0.1-0.5 percalite F 100 - 0-5 metal-containing lubricant 0.5-10, wherein the metal-containing lubricant is obtained by reacting oleic or stearic acid with glycerol in molar ratio 1:1 in the presence of 0.5-2.0 wt % of the total reaction mass of zinc oxide or magnesium oxide or two-component mixture thereof, with weight ratio thereof of 0.25-1.0:0.25-1.0 at 130-160°C and holding for 4-5 hours. High melt fluidity of the disclosed composition makes easier its processing in high-speed extruders. |
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Polymer composition contains a mixture of (i) a polymer selected from polyethylene, polypropylene, polystyrene, polyvinyl chloride or a mixture thereof (ii) cellulose, (iii) ammonium nitrate, (iv) nutrients selected from blue-green algae and/or yeast, and (v) water. This composition can be mixed with a pure base polymer to obtain a polymer master batch. The master batch of the composition can be mixed with a pure base polymer which is suitable for obtaining products which are biodegradable. Described also is a method of preparing a biodegradable polymer composition, a method of preparing a master batch of the biodegradable polymer composition. |
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Polyvinyl chloride-based plastisol Invention relates to polyvinyl chloride (PVC) plastisols for making children's toys. The PVC-based plastisol contains dioctyl phthalate, epoxidated plant oil, pigment titanium dioxide, iron oxide pigment, disperplast, extender PVC resin, calcium stearate, hydroxyl G 3 H, emulsion PVC resin with K=79. |
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Polyvinyl chloride-based plastisol for making children's toys Invention relates to polyvinyl chloride (PVC) plastisols primarily meant for making children's toys. The PVC-based plastisol contains dioctyl phthalate, epoxidated soya bean oil, pigment titanium dioxide, iron oxide pigment, disperplast, calcium stearate, diluent - viscosity regulator hydroxyl G 3 H, emulsion PVC resin with K=66-69. |
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Polyvinyl chloride-based plastisol Invention relates to polyvinyl chloride plastisols for making children's toys. The polyvinyl chloride-based plastisol contains dioctyl phthalate, epoxidated soya bean oil, pigment titanium dioxide, iron oxide pigment, disperplast, calcium stearate, diluent - viscosity regulator, emulsion polyvinyl chloride resin with K=79, extender polyvinyl chloride resin, emulsion polyvinyl chloride resin with K=66-69. |
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Invention relates to composite polymer materials based on a highly processable butadiene-acrylonitrile elastomer, which can be used to produce vulcanisates with high tensile strength, tear resistance, good dynamic properties and heat-ageing resistance. The polymer composition based on butadiene-acrylonitrile elastomer (SKN-26) and polyvinyl chloride (PVC) is modified with aluminium oxide nanoparticles. The polymer composition based on butadiene-acrylonitrile elastomer (SKN-26) polyvinyl chloride (PVC) contains sulphur, captax, thiuram, stearin and aluminium oxide. |
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Invention relates to processing polymers into structural materials which are suitable for extruding profiled construction products, primarily siding. The method of producing the composition involves two-step mixing. Cold starting components are successively fed into a first mixer heated to 110-125°C: 40-80 wt % of the total amount of suspended polyvinyl chloride, filler, followed by target additives with a heat stabiliser - tin dibutyl-bis-(2-ethylhexylmaleate), premixed with 3-5 wt % of the total amount of suspended polyvinyl chloride, mixed until temperature of 115-125°C is achieved; the obtained mixture is fed into a second water-cooled mixer; the remaining amount of suspended polyvinyl chloride is added and mixing continues until temperature of the mixture reaches 40-45°C. A composition obtained using said method is disclosed. |
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Electrically insulating composition Invention relates to cable engineering and can be used for insulation and sheathing of cables and wires used in high fire hazard conditions. The electrically insulating composition contains a polyvinyl chloride composition I 40-13 A and a fire-retarding agent in form of montmorillonite which is modified with 5-15% urea or melamine, and magnesium hydroxide. |
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Invention relates to plastic chemical engineering, particularly to polymer compositions for film materials and PVC compounds. The polymer composition for film materials contains suspended polyvinyl chloride, an ester plasticiser, a metal-containing stabiliser and a processability modifier in form of atactic or syndiotactic 1,2-polybutadiene. |
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Invention relates to composite polymer materials based on a butadiene-acrylonitrile elastomer, which are widely used in cable production and footwear industry. The composition contains a butadiene-acrylonitrile elastomer SKN-26, polyvinyl chloride, sulphur, captax, thiuram, stearine and technical carbon. Components are in the following ratio, pts.wt: butadiene-acrylonitrile elastomer SKN-26-80, polyvinyl chloride 20, sulphur 1.8, captax 1, thiuram 0.2, stearine 0.2, technical carbon 0.1-5.37. The polymer composition is modified by technical carbon nanoparticles with average particle size of 20-30 nm, the amount of which is determined using the following formula: c=0.1en, where n=0, 1, 2, 3, 4, e=2.7. The invention can be used in producing vulcanisates with high tensile strength, tear resistance, good dynamic properties and heat-ageing resistance. |
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Invention relates to rubber mixtures based on butadiene-acrylonitrile rubber. The rubber mixture contains the following, pts.wt: butadiene-acrylonitrile rubber SKN-26-95 and polyvinyl chloride 5, sulphur 1.9, captax 1.19, thiuram 0.24, stearine 0.95, technical carbon 0.1-5.37. The amount of technical carbon is calculated using the formula c=0.1en, where n= 0,1,2,3,4, e=2.7. |
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Filled polyvinyl chloride-based composition for profiled articles and method for production thereof Invention relates to a composition and a method of producing filled compositions based on polyvinyl chloride, which are processed by extrusion into profiled articles used in construction, furniture industry etc. The filled composition for profiled articles contains polyvinyl chloride, a heat stabiliser, cellulose filler, a filler activator - triethylene glycol dimethacrylate or dimethacryl-(1,3)-(bis-glycerine)-(2)-phthalate, a lubricant, titanium dioxide and calcium carbonate. The method of producing said filled composition is realised by premixing cellulose filler and filler activator at temperature of 70-75°C for 10-15 minutes, followed by addition of polyvinyl chloride, heat stabiliser, titanium dioxide and calcium carbonate while stirring to 90-95°C for 2-3 minutes, adding lubricant while stirring for 3-5 minutes and raising temperature to 105-110°C, stirring the obtained composition at that temperature for 12-17 minutes and then cooling to 35-45°C. |
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Thermoplastic elastomeric material Material is made from a composition which contains rubber, thermoplastic, a sulphur vulcanising system or a resin vulcanising system based on alkyl phenol-formaldehyde resin, stearic acid and powdered filler. The filler is selected from a group comprising natural mineral schungite which contains technical carbon in amount of 0.4-5.2 wt %, kaolin or chalk. The vulcanising systems contain zinc oxide as a vulcanisation activator. The rubber used is butadiene-nitrile rubber containing 18-50 wt % acrylonitrile. The thermoplastic used is polyvinyl chloride containing, per 100 pts.wt polyvinyl chloride, 20-100 pts.wt mixture of dioctyl adipate with 2.7-3.2 pts.wt epoxidated soya oil (ESO), or 20-100 pts.wt mixture of dibutyl sebacate with 2.7-3.2 pts.wt ESO or 20-100 pts.wt mixture of dioctyl phthalate with 2.7-3.2 pts.wt ESO. The filler has particle size ranging from 10 nm to 200 nm and outer specific surface area ranging from 20 to 40 m2/g. Components of the composition are in the following ratio, pts.wt: rubber -100, thermoplastic - 90-260, vulcanising system - 0.55-6, zinc oxide - 2-7, stearic acid - 0.7-2, filler - 1-100. |
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Light frost-resistant material with low flammability Invention relates to polymer processing, particularly production of synthetic leather which can be used for technical and special-purpose articles. The composition contains a film-forming agent - suspended polyvinyl chloride; plasticisers - dioctyl phthalate, dioctyl sebacate, BNKS-28 synthetic butadiene-nitrile rubber; stabiliser, barium, cadmium, zinc-containing complex Vigostab BKT; antipyrene derivatives - antimony trioxide, Ecopyrene 5S magnesium hydroxide, XP-470 chlorinated paraffin, zinc oxide; dispersant - ethylene bis-stearamide; filler - chalk; pigments. |
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Electrically insulating composition Electrically insulating composition contains I 40-13A PVC compound, an antipyrene in form of ammonium polyphosphate and organoclay which is a product of modifying montmorillonite with cation-exchange capacity of 95 mg-eq/100 g clay with melamine in amount of 10% of the mass of montmorillonite. |
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Method of producing rigid polyvinyl chloride-based wood-polymer composition Method involves preparation of a polymer composition based on PVC, an impact strength modifier, a heat stabiliser, a binding agent and addition of modified wood flour. The wood flour is obtained by pre-saturating wood flour with aqueous solutions of binding agents of silica sol or carbon nanotubes, stirring the obtained mixture and drying. |
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Polymer composition for producing film materials and artificial leather Polymer composition for producing film materials and artificial leather contains a film-forming agent - suspended polyvinyl chloride, a phthalate plasticiser, a mixture of dioxane alcohols and high-boiling ethers thereof, chlorinated paraffin, a metal-containing stabiliser, a pigment, calcite filler, a lubricant - stearic acid and a surfactant. The pigment and calcite filler are in ratio 1:(10-20). |
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Plasticised polyvinyl chloride-based polymer composition for film material Plasticised polymer composition for film material contains polyvinyl chloride, dioctyl phthalate, epoxidised plant oil, calcium stearate, zinc stearate, and 4-methyl-2,6-isobornylphenol as a stabiliser-oxidant. |
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Plasticiser and polymer composition based thereon Polyvinyl chloride composition plasticiser is a product of reaction of dioxane alcohol in a mixture with ethers and formals thereof with toluene diisocyanate. Disclosed also is a polymer composition containing polyvinyl chloride and said plasticiser. |
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Rigid polyvinyl chloride-based wood-polymer composition Rigid polyvinyl chloride (PVC) based wood-polymer composition contains a complex stabiliser, an impact strength modifier, wood flour and silicon sol as a binding agent, with the following ratio of components, pts.wt: polyvinyl chloride 100, impact strength modifier 4.8-9, complex heat stabiliser 4.5-7, wood flour 10-160, silicon sol 2-4. |
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Invention relates to chlorionated thermoplastic materials with mineral filler, having compatibility between said filler and chlorinated thermoplastic resin. The mineral filler compatibility agent in form of calcium when producing chlorinated thermoplastic material contains a comb-shaped polymer which contains at least one polyalkylene oxide group which is grafted onto at least one ethylenically unsaturated anionic monomer. The comb-shaped polymer contains at least one anionic monomer with ethylenic unsaturation and a monocarboxyl or phosphoric group or mixtures thereof, at least one non-ionic monomer containing at least one monomer of formula (I): , where m and p denote the number of alkylene oxide groups, which is less than or equal to 150, n denotes the number of ethylene oxide groups, which is less than or equal to 150, q denotes a whole number equal to or less than 1, where 5≤(m+n+p)q≤150, R1 denotes hydrogen or a methyl or ethyl radical, R2 denotes hydrogen or a methyl or ethyl radical, R denotes a radical which contains an unsaturated polymerisable group, preferably associated with a group of vinyl compounds, or a group of acrylic, methacrylic, maleic esters, or a group of allyl or vinyl ethers, which are substituted or unsubstituted, R' denotes hydrogen or a hydrocarbon radical with 1-40 carbon atoms or a ionic or ionisable group, such as carboxyl, and preferably denotes a hydrocarbon radical with 1-12 carbon atoms. The invention also relates to chlorinated thermoplastic materials containing at least one chlorinated thermoplastic resin, calcium carbonate and at least one compatibility agent. |
Another patent 2547882.