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  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
  • C08G18/72—Polyisocyanates or polyisothiocyanates
  • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
  • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
  • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
  • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
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  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/08—Processes
  • C08G18/16—Catalysts
  • C08G18/161—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22
  • C08G18/163—Catalysts containing two or more components to be covered by at least two of the groups C08G18/166, C08G18/18 or C08G18/22 covered by C08G18/18 and C08G18/22
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  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
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  • C08G18/08—Processes
  • C08G18/16—Catalysts
  • C08G18/18—Catalysts containing secondary or tertiary amines or salts thereof
  • C08G18/20—Heterocyclic amines; Salts thereof
  • C08G18/2009—Heterocyclic amines; Salts thereof containing one heterocyclic ring
  • C08G18/2036—Heterocyclic amines; Salts thereof containing one heterocyclic ring having at least three nitrogen atoms in the ring
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  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/08—Processes
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  • C08G18/22—Catalysts containing metal compounds
  • C08G18/225—Catalysts containing metal compounds of alkali or alkaline earth metals
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  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
  • C08G18/40—High-molecular-weight compounds
  • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
  • C08G18/4081—Mixtures of compounds of group C08G18/64 with other macromolecular compounds
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
  • C08G18/40—High-molecular-weight compounds
  • C08G18/48—Polyethers
  • C08G18/4829—Polyethers containing at least three hydroxy groups
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  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G18/00—Polymeric products of isocyanates or isothiocyanates
  • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
  • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
  • C08G18/40—High-molecular-weight compounds
  • C08G18/64—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63
  • C08G18/6492—Lignin containing materials; Wood resins; Wood tars; Derivatives thereof
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
  • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
  • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
• • C—CHEMISTRY; METALLURGY
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  • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
  • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
  • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
  • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
  • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
  • C08J9/141—Hydrocarbons
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  • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
  • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
  • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
  • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
  • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
  • C08J9/143—Halogen containing compounds
  • C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
  • C08J9/146—Halogen containing compounds containing carbon, halogen and hydrogen only only fluorine as halogen atoms
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  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
  • C08L97/00—Compositions of lignin-containing materials
  • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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  • C08G2110/00—Foam properties
  • C08G2110/0041—Foam properties having specified density
  • C08G2110/005—< 50kg/m3
• • C—CHEMISTRY; METALLURGY
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  • C08G2110/00—Foam properties
  • C08G2110/0041—Foam properties having specified density
  • C08G2110/0058—≥50 and <150kg/m3
• • C—CHEMISTRY; METALLURGY
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  • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
  • C08J2203/00—Foams characterized by the expanding agent
  • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
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  • C08J2203/00—Foams characterized by the expanding agent
  • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
  • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
  • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
  • C08J2375/04—Polyurethanes
• • C—CHEMISTRY; METALLURGY
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  • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
  • C08J2497/00—Characterised by the use of lignin-containing materials
  • C08J2497/02—Lignocellulosic material, e.g. wood, straw or bagasse

Definitions

• the invention refers to a method of obtaining new polyurethane materials, especially binders, polyurethane foams, or resins from reactive polyols.
• These polyols are synthesized from wood processing waste such as: bark, wood chips, sawdust, wood dust, or wood-like waste from wood processing such as: waste fibreboards, waste MDF boards, waste HDF boards, waste chipboards, waste OSB boards and waste plywood boards or petrochemical polyols and waste mentioned above - milled wooden waste after wood processing and wood-like waste.
• the invention is used in the construction, furniture, and automotive industries.
• Wood-based panels are a group of composite materials, which are a type of construction wood materials. These materials are made using hot-pressing, where high temperature combined with pressure causes the resin to harden and forms the shape of the material.
• the process involves ligno-cellulose particles in the form of veneer sheets, shavings, sawdust, fibers, and woody parts of annual plants.
• the types of wood- based panels are divided depending on the type of lignocellulosic particles used in their production. Boards made of wood shavings are called particle boards, boards made of wood fibers - fibreboards, and made of veneer sheet - plywood.
• the basic recovery processes include thermal transformation of waste, in which heat plays an important role in the physical or chemical transformation of waste.
• the most popular thermal conversion methods are: combustion, pyrolysis, and gasification.
• combustion, pyrolysis, and gasification The main advantage of these processes is the ability to transform waste into a harmless material with a significant weight and volume reduction.
• a beneficial side effect of thermal conversion is the transformation of chemical energy from waste and its conversion into thermal energy.
• the use of the generated heat stream as a recycled energy enables reduction in the consumption of nonrenewable fossil fuels.
• the final method of thermal transformation of waste may include incineration of waste.
• the following parameters have been selected: the compositions of materials (petrochemical polyols, and / or reactive polyols obtained from wood-based and / or wood-like waste, catalysts, auxiliary compounds (blowing agents, surfactants, anti-foaming agents), shredded wood waste or wood-like waste of a certain size grains, isocyanates and the optimal NCO / OH ratio), as well as processing parameters - forming time, temperature and process pressure.
• materials petrochemical polyols, and / or reactive polyols obtained from wood-based and / or wood-like waste
• catalysts auxiliary compounds (blowing agents, surfactants, anti-foaming agents), shredded wood waste or wood-like waste of a certain size grains, isocyanates and the optimal NCO / OH ratio)
• auxiliary compounds blowwing agents, surfactants, anti-foaming agents
• shredded wood waste or wood-like waste of a certain size grains isocyanates and the optimal NCO / OH ratio
• the subject matter of the invention is to provide material from reactive or petrochemical polyols and / or polyols obtained from wood waste or similar waste, while as a filler shredded wood waste and / or wood-like waste have been introduced.
• Reactive polyols are obtained in the thermochemical solvolysis - liquefaction reaction in the presence of a solvent such as alcohols, glycols, and reaction catalysts - acid or basic, acidic and then basic or basic and then acidic catalysts.
• Reactive polyols are obtainable from waste that appeared after processing wood or woodlike waste.
• the following parameters were specified: application of a thermochemical solvolysis process at a temperature of 80 to 300 ° C, a time of 60 to 600 min, waste content of 1 to 50% by weight, in relation to the solvent and the grain size of the waste from 1 pm to 500 pm.
• the catalyst is used in an amount of 0.01 to 20% by weight, with respect to the solvent used.
• the catalyst is acid or base, or both together.
• Polyols are obtained from milled wood waste and / or wood-like waste with a grain size of 0.1 pm to 500 pm.
• waste from wood processing such as: bark, wood chips, sawdust, wood dust, wood shavings and waste from fibreboards, MDF boards (Medium- Density Fibreboard), HDF boards (High Density). Fiberboard, particle boards, OSB (Oriented Strand Board) can be used.
• the polyols are obtained according to the method described above from wood-like waste and have physical properties such as hydroxyl number from 50 to 800 mg KOH/g, acid number from 0.1 to 20 mg KOH / g, molecular weight from 30 g / mol. up to 7,000 g / mol and functionality from 1 to 6.
• new polyurethane materials are obtained from polyols synthesized from waste after processing wood or wood-like waste and / or petrochemical polyols.
• a filler milled wood waste and/or milled wood-like waste is introduced into this polyurethane system.
• a polyol mixture is prepared by mixing 1-100 parts by mass of polyols obtained from wood waste or 1-100 parts by mass of polyols obtained from wood-like waste and 1-100 parts by mass of petrochemical oligomerols and 0.01-10 parts by mass of catalysts (amine catalyst and/or organometallic catalyst and / or metal salts), 0-20 parts by mass of surfactants, 0-20 parts by mass of anti-foaming agents, 0-20 parts by mass of blowing agents, 0-900 parts by mass of milled waste after wood processing and/or 0-900 parts of millrd wood-like waste. This is then mixed with the isocyanate with an NCO / OH molar ratio of 0.5 to 4.
• the method of obtaining new polyurethane materials consists of cross-linking and curing at room temperature and normal pressure and / or at a temperature below the degradation temperature and increased pressure. Forming at a temperature of 20 °C to 180°C and a pressure of 0.9 to 50 bar is preferred.
• waste after wood processing such as: bark, wood chips, sawdust, wood dust, wood shavings and/or waste from fibreboards, MDF (Medium-Density Fibreboard), HDF (High Density Fibreboard), particle board, OSB (Oriented Strand Board), which are milled to a certain size.
• MDF Medium-Density Fibreboard
• HDF High Density Fibreboard
• OSB Oriented Strand Board
• petrochemical polyols such as: polyethers and polyesterrols, with molecular weights from 200 to 7000 g / mol and hydroxyl number from 28 to 600 mgKOH / g and functionality from 1 to 6 can be used.
• isocyanate in the form of an aromatic, an aliphatic compound and/or a prepolymer with a concentration of unbound isocyanate groups from 5% to 48% and a functionality from 0.5 to 6.
• amine catalysts mainly tertiary amines
• organometallic mainly organotin
• metal mainly sodium and potassium
• the following catalysts are preferably used: potassium acetate solution in ethylene glycol, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine, 2- [2-
• blowing agents are preferably used: 1,1,1,3,3-pentafluorobutane, n-pentane, cyclopentane, cyclohexane, dichloromethane, water.
• the following surfactants are preferably used: polysiloxane-modified polyethers (trade name Tegostab 8537, Tegostab 8465, Tegostab 8460), polysiloxanes, silicone oils, silicone glycol copolymer.
• anti-foaming agents are preferably used: mixtures of different agents (trade name: Chemax DF -10A, Chemax DFO-400, EXOantifoam CPD3), EO / PO block copolymers (ethylene oxide / propylene oxide) (trade name: ROKAmer 2000, ROKAmer 2000S, ROKAmer 2600S ), mixtures of mineral oils (trade name: HE®-COAT-DF 691, CHE®-COAT-DF 581B), mixtures of silicone oils (trade name: CHE DF 9022).
• Preference to use as a filler is given to the milled waste after wood processing, such as: bark, wood chips, sawdust, wood dust, wood shavings, and wood-like waste from wood processing, such as: fibreboard waste, MDF board waste, HDF board waste, chipboard waste, waste OSB boards or waste plywood boards with grain size from 0.1 mpi-500 pm.
• isocyanates are preferred to use: 4,4-diphenylmethane diisocyanate (MDI), 2,4-toluene diisocyanate (TDI), 1,6-hexamethylene diisocyanate (HDI), polymeric 4,4-diphenylmethane diisocyanate (pMDI).
• MDI 4,4-diphenylmethane diisocyanate
• TDI 2,4-toluene diisocyanate
• HDI 1,6-hexamethylene diisocyanate
• pMDI polymeric 4,4-diphenylmethane diisocyanate
• the advantage of new polyurethane materials obtained from wood waste and wood-like waste is a competitive price and a less harmful production process compared to petrochemical oligomerols.
• the advantage of the new polyurethane materials is the possibility of foaming the polyurethane composition with water, which reacts with the isocyanate group to form carbon dioxide, or foaming by hydrophobic blowing agents, pentane and its derivatives, as well as mixtures of the above- mentioned blowing agents.
• the advantage of such a mixture is the reduction of the amount of flammable pentane by replacing it with water.
• the example describes the production of polyurethane materials using synthesized polyols from wood waste and / or wood-like waste containing milled waste and / or petrochemical polyols.
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 1.5 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 1.5 parts by mass; surfactant (Tegostab 8460 - polysiloxane modified polyester) and whole mixture was homogenized.
• the filler was added to the mixture in the form of milled waste (bark) with a grain size of 0.1 pm (0.1 parts by mass) and a foaming agent in the form of: 1,1,1,3,3-pentafluorobutane (10 parts by mass) and water (2 parts by mass).
• catalysts 33% solution of potassium acetate in ethylene glycol ( 2.5 parts by mass), 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 5 parts by
• the filler was added to the mixture in the form of milled waste (bark) with a grain size of 60-150 mpi (40 parts by mass) and a foaming agent in the form of: 1 ,1 ,1 ,3,3-pentafluorobutane (10 parts by mass) and water (2 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 3/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 21 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane foam. The characteristics were checked and its receipt was confirmed - the foam has a density of 60 kg / m3.
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol (10 parts by mass); surfactant (20 parts by mass Tegostab 8460 - polysiloxane modified polyester) and the whole mixture was homogenized.
• the filler was added to the mixture in the form of milled waste (wood shavings) with a grain size of 160-240 pm (30 parts by mass) and a foaming agent in the form of: 1,1,1,3,3-pentafluorobutane (10 parts by mass) and water (2 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 2,5/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 21 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane foam. The characteristics were checked and its receipt was confirmed - the foam has a density of 70 kg / m3.
• Example 4 The material was made similarly to example 1, except that no reactive polyol from a wood-based or wood-like material was used.
• petrochemical polyol sorbitol oxypropoxylation product - Rokopol RF 551
• catalysts 33% solution of potassium acetate in ethylene glycol (1,5 parts by mass), 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine (1,5 parts by mass); surfactant (4 parts by mass Tegostab 8460 - polysiloxane modified polyester) and whole mixture was homogenized.
• the filler was added to the mixture in the form of milled waste (wood shavings) with a grain size of 50-160 pm (10 parts by mass) and a foaming agent in the form of: 1,1,1,3,3-pentafluorobutane (10 parts by mass) and water (2 parts by mass).
• a foaming agent in the form of: 1,1,1,3,3-pentafluorobutane (10 parts by mass) and water (2 parts by mass).
• isocyanate pMDI
• isocyanate was added in an amount that the molar ratio of NCO / OH groups was 3/1.
• Premix with isocyanate was mixed for 10 seconds.
• the cross-linking and curing process was carried out at a temperature of 22 °C and a pressure of 1.0 bar.
• a polyurethane material was obtained in the form of polyurethane foam. The characteristics were checked and its receipt was confirmed - the foam has a density of 45 kg /m3.
• Example 5 The material was prepared as follows: 70 parts by mass of a petrochemical polyol - sorbitol oxypropoxylation product (Rokopol RF 551) and 30 parts of petrochemical polyol (Rokopol M6000) were mixed. Then, auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 1.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-1,3,5- triazine in an amount of 2.5 parts by mass; surfactant (Tegostab 8460 - polysiloxane modified polyester) in an amount of 4.0 parts and whole mixture was homogenized.
• auxiliary compounds 33% solution of potassium acetate in ethylene glycol in the amount of 1.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-1,3,5- triazine in an amount of 2.5 parts by
• the filler was added to the mixture in the form of wood-like waste (MDF board ) with a grain size of 160-240 pm (40 parts by mass) and a foaming agent in the form of: 1, 1,1, 3,3- pentafluorobutane (10 parts by mass) and water (2 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 3/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 22 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane foam. The characteristics were checked and its receipt was confirmed - the foam has a density of 70 kg / m3.
• MDF board wood-like waste
• a foaming agent in the form of: 1, 1,1, 3,3- pentafluorobutane (10 parts by mass) and water
• Example 6 The material was prepared as follows: 70 parts by mass of a petrochemical polyol - sorbitol oxypropoxylation product (Rokopol RF 551) and 30 parts of petrochemical polyol (Rokopol M6000) were mixed. Then, auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 1.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro- 1,3,5 - triazine in an amount of 2.5 parts by mass and whole mixture was homogenized.
• the filler was added to the mixture in the form of wood-like waste (MDF board ) with a grain size of 160-240 pm (40 parts by mass) and a foaming agent in the form of: 1, 1,1, 3,3- pentafluorobutane (10 parts by mass) and water (2 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 3/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 22 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane foam. The characteristics were checked and its receipt was confirmed - the foam has a density of 80 kg / m3.
• MDF board wood-like waste
• a foaming agent in the form of: 1, 1,1, 3,3- pentafluorobutane (10 parts by mass) and water
• Example 7 The material was prepared as follows: 50 parts by mass of a petrochemical polyol - sorbitol oxypropoxylation product (Rokopol RF 551) and 50 parts of petrochemical polyol (Rokopol M6000) were mixed. Then, auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 1.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-1,3,5- triazine in an amount of 2.5 parts by mass; surfactant (Tegostab 8460 - polysiloxane modified polyester) in an amount of 5.0 parts and whole mixture was homogenized.
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 1.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-1,3,5- tria
• the filler was added to the mixture in the form of wood-like waste (OSB board) with a grain size of 160-240 pm (40 parts by mass) and a foaming agent in the form of: 1, 1,1, 3,3- pentafluorobutane (10 parts by mass) and water (2 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 2.5/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 22 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane foam. The characteristics were checked and its receipt was confirmed - the foam has a density of 50 kg / m3.
• OSB board wood-like waste
• a foaming agent in the form of: 1, 1,1, 3,3- pentafluorobutane (10 parts by mass) and water (2
• Example 8 The material was prepared as follows: 50 parts by mass of a petrochemical polyol - sorbitol oxypropoxylation product (Rokopol RF 551) and 50 parts of petrochemical polyol (Rokopol M6000) were mixed. Then, auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 1.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-1,3,5- triazine in an amount of 2.5 parts by mass and whole mixture was homogenized.
• the filler was added to the mixture in the form of wood-like waste (OSB board ) with a grain size of 160-240 pm (20 parts by mass) and a foaming agent in the form of: 1,1, 1,3 ,3- pentafluorobutane (10 parts by mass) and water (2 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 2.5/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 22 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane foam. The characteristics were checked and its receipt was confirmed - the foam has a density of 70 kg / m3.
• OSB board wood-like waste
• a foaming agent in the form of: 1,1, 1,3 ,3- pentafluorobutane (10 parts by mass
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 2.5 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 2.5 parts by mass; surfactant (Tegostab 8460 - polysiloxane modified polyester) in an amount of 15.0 parts and whole mixture was homogenized. Then, the filler was added to the mixture in the form of wood dust with a grain size of 0.1-50 pm (40 parts by mass) and a foaming agent in the form of: n-pentane (10 parts by mass).
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 3.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 4.0 parts by mass; surfactant (Tegostab 8460 - polysiloxane modified polyester) in an amount of 18.0 parts and whole mixture was homogenized. Then, the filler was added to the mixture in the form of chipboard with a grain size of 360-500 pm (60 parts by mass) and a foaming agent in the form of: n-pentane (10 parts by mass) and water (5 parts by mass).
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 3.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 4.0 parts by mass; surfactant (Tegostab 8460 - polysiloxane modified polyester) in an amount of 18.0 parts and whole mixture was homogenized. Then, the foaming agent in the form: n- pentane (10 parts by mass) and water (5 parts by mass) were added.
• catalysts 33% solution of potassium acetate in ethylene glycol in the amount of 1.5 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 1.5 parts by mass; surfactant (Tegostab 8460 - polysiloxane modified polyester) in an amount of 4.0 parts and whole mixture was homogenized.
• the filler was added to the mixture in the form of wood-like waste (MDF board ) with a grain size of 50-160 pm (50 parts by mass) and a foaming agent in the form of: 1,1,1,3,3-pentafluorobutane (10 parts by mass) and water (2 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 2.5/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 22 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane foam.
• MDF board wood-like waste
• a foaming agent in the form of: 1,1,1,3,3-pentafluorobutane (10 parts by mass) and water (2 parts by mass).
• pMDI isocyanate
• Premix with isocyanate was
• the foam has a density of 41 kg / m3. It is a material obtained from petrochemical and reactive polyols nto which shredded wood waste or wood-like waste was introduced as a filler.
• catalysts 33% solution of potassium acetate in ethylene glycol in the amount of 1.5 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 1.5 parts by mass; surfactant (Tegostab 8460 - polysiloxane modified polyester) in an amount of 4.0 parts and whole mixture was homogenized.
• the filler was added to the mixture in the form of wood-like waste (HDF board ) with a grain size of 50-160 pm (20 parts by mass) and a foaming agent in the form of: 1,1,1,3,3-pentafluorobutane (10 parts by mass) and water (2 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 2.2/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 22 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane foam. The characteristics were checked and its receipt was confirmed - the foam has a density of 48 kg / m3. It is a material obtained from petrochemical and reactive polyols nto which shredded wood waste or wood-like waste was introduced as a filler.
• the filler was added to the mixture in the form of wood-like waste (OSB board ) with a grain size of 240-360 pm (100 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.1/1. Premix with isocyanate was mixed for 10 seconds. The cross- linking and curing process was carried out at a temperature of 110 °C and a pressure of 30.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin.
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 5.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 5.0 parts by mass, flame retardants (copolymer EO/PO) in an amount of 0.5 parts of mass and whole mixture was homogenized. Then, the filler was added to the mixture in the form of wood waste (bark) with a grain size of 360- 500 pm (200 parts by mass).
• Example 18 The material was prepared as follows: 100 parts by mass of a petrochemical polyol - (Rokopol M6000) and catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 5.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 5.0 parts by mass, flame retardants (copolymer EO/PO) in an amount of 0.5 parts of mass and whole mixture was homogenized. Then, the filler was added to the mixture in the form of wood waste (bark) with a grain size of 60- 150 pm (200 parts by mass).
• catalysts 33% solution of potassium acetate in ethylene glycol in the amount of 5.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine
• the filler was added to the mixture in the form of wood -like waste (beaverboard) with a grain size of 1-50 pm (200 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.3/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 120 °C and a pressure of 20.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 13.3 MPa Example 20.
• pMDI isocyanate
• the cross-linking and curing process was carried out at a temperature of 120 °C and a pressure of 20.0 bar.
• a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 17.3 MPa Example 21.
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 5.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 5.0 parts by mass, flame retardants (copolymer EO/PO) in an amount of 5.0 parts of mass and whole mixture was homogenized. Then, the filler was added to the mixture in the form of wood waste (wood dust) with a grain size of 1-50 pm (400 parts by mass).
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 5.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,
• the filler was added to the mixture in the form of wood-like waste (MDF board) with a grain size of 50-160 pm (400 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.1/1. Premix with isocyanate was mixed for 10 seconds. The cross- linking and curing process was carried out at a temperature of 160 °C and a pressure of 25.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 11.3 MPa
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 5.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,
• the filler was added to the mixture in the form of wood waste (wood dust) with a grain size of 0.1-50 pm (900 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.1/1. Premix with isocyanate was mixed for 10 seconds. The cross- linking and curing process was carried out at a temperature of 160 °C and a pressure of 25.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 1.3 MPa Example 24.
• the filler was added to the mixture in the form of wood waste (wood shavings) with a grain size of 50-150 pm (800 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.1/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 150 °C and a pressure of 25.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 2.3 MPa
• Example 25 The material was prepared as follows: 100 parts by mass of a petrochemical polyol - (Rokopol RF 551) and catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 2.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 1.5 parts by mass and whole mixture was homogenized. Then, the filler was added to the mixture in the form of wood-like waste (OSB board) with a grain size of 150-240 pm (500 parts by mass).
• OSB board wood-like waste
• Example 26 The material was prepared as follows: 50 parts by mass of a petrochemical polyol - (Rokopol M6000) and 50 parts of a petrochemical polyol - (Rokopol RF 551) were mixed. Then, auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 2.0 parts by mass, 1,3,5- tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 1.5 parts by mass; flame retardants (copolymer EO/PO) in the amount 1.5 parts by mass and whole mixture was homogenized.
• catalysts 33% solution of potassium acetate in ethylene glycol in the amount of 2.0 parts by mass, 1,3,5- tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 1.5 parts by mass
• flame retardants copolymer EO/PO
• the filler was added to the mixture in the form of woodlike waste (plywood panels) with a grain size of 250-360 pm (400 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.1/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 100 °C and a pressure of 15.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 10.3 MPa
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 1.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydr
• the filler was added to the mixture in the form of wood-like waste (HDF board) with a grain size of 360- 500 pm (900 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.5/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 180 °C and a pressure of 35.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 1.3 MPa
• auxiliary compounds were added to the mixture: catalysts: 33% solution of potassium acetate in ethylene glycol in the amount of 4.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 2.0 parts by mass and whole mixture was homo
• the filler was added to the mixture in the form of wood-like waste (HDF board) with a grain size of 360-500 pm (200 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.5/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 120 °C and a pressure of 35.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 9.3 MPa
• the filler was added to the mixture in the form of wood-like waste (MDF board) with a grain size of 240-350 pm (100 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.7/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 140 °C and a pressure of 35.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 10.3 MPa Example 30.
• the filler was added to the mixture in the form of wood-like waste (MDF board) with a grain size of 240-350 pm (50 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.4/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 60 °C and a pressure of 35.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 16.3 MPa Example 31.
• the filler was added to the mixture in the form of wood-like waste (chipboard) with a grain size of 240-350 pm (100 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.4/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 21 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 14.3 MPa.
• the filler was added to the mixture in the form of wood-like waste (chipboard) with a grain size of 240-350 pm (0.5 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.4/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 21 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 16.3 MPa Example 33.
• catalysts 33% solution of potassium acetate in ethylene glycol in the amount of 2.0 parts by mass, 1,3,5-tris [3- (dimethylamino) propyl] hexahydro-l,3,5-triazine in an amount of 1.5 parts by mass; flame retardanst
• the filler was added to the mixture in the form of wood-like waste (MDF board) with a grain size of 60-150 mpi (1.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.4/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 21 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 15.3 MPa
• the filler was added to the mixture in the form of wood-like waste (MDF board) with a grain size of 60-150 mih (10.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.2/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 21 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 8.3 MPa Example 35.
• the filler was added to the mixture in the form of wood- like waste (MDF board) with a grain size of 150-240 pm (300.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.5/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 10O °C and a pressure of 5.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 12.3 MPa.
• the filler was added to the mixture in the form of wood-like waste (beaverboard) with a grain size of 150-240 pm (400.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.2/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 100 °C and a pressure of 50.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 18.3 MPa. Example 37.
• the filler was added to the mixture in the form of wood-like waste (HDF board) with a grain size of 250-360 pm (300.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.1/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 100 °C and a pressure of 50.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 17.3 MPa. Example 38.
• the filler was added to the mixture in the form of wood waste (wood shavings) with a grain size of 150-240 pm (800.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.3/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 150 °C and a pressure of 50.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 1.3 MPa. Example 39.
• the filler was added to the mixture in the form of wood waste (bark) with a grain size of 60-150 pm (500.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.2/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 100 °C and a pressure of 50.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 3.3 MPa.
• the filler was added to the mixture in the form of wood waste (wood chips) with a grain size of 150-240 pm (150.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 1.2/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 23 °C and a pressure of 1.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 11.3 MPa.
• the filler was added to the mixture in the form of wood-like waste (plywood board) with a grain size of 150-240 pm (200.0 parts by mass). Obtained premix was thoroughly homogenized, then isocyanate (pMDI) was added in an amount that the molar ratio of NCO / OH groups was 2.0/1. Premix with isocyanate was mixed for 10 seconds. The cross-linking and curing process was carried out at a temperature of 70 °C and a pressure of 3.0 bar. According to the example, a polyurethane material was obtained in the form of polyurethane resin. The characteristics were checked and its receipt was confirmed - the resin has a flexural strength of 11.3 MPa.

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