CN114634662A - Pipeline sound insulation material prepared from straw and preparation method thereof - Google Patents
Pipeline sound insulation material prepared from straw and preparation method thereof Download PDFInfo
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- CN114634662A CN114634662A CN202011485009.8A CN202011485009A CN114634662A CN 114634662 A CN114634662 A CN 114634662A CN 202011485009 A CN202011485009 A CN 202011485009A CN 114634662 A CN114634662 A CN 114634662A
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- 239000010902 straw Substances 0.000 title claims abstract description 105
- 239000012774 insulation material Substances 0.000 title claims abstract description 45
- 238000002360 preparation method Methods 0.000 title abstract description 10
- -1 polyethylene Polymers 0.000 claims abstract description 66
- 239000000835 fiber Substances 0.000 claims abstract description 55
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 54
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 27
- 239000010425 asbestos Substances 0.000 claims abstract description 23
- 229910052895 riebeckite Inorganic materials 0.000 claims abstract description 23
- 210000002268 wool Anatomy 0.000 claims abstract description 23
- 125000001340 2-chloroethyl group Chemical group [H]C([H])(Cl)C([H])([H])* 0.000 claims abstract description 22
- ZDFRROOHLBOJSU-UHFFFAOYSA-N C(=CC)C(=CC(C)=C)C1=CC=CC=C1 Chemical compound C(=CC)C(=CC(C)=C)C1=CC=CC=C1 ZDFRROOHLBOJSU-UHFFFAOYSA-N 0.000 claims abstract description 22
- NLWKFGLMXIKYHZ-UHFFFAOYSA-N NP(N)(=O)N(Cl)Cl Chemical compound NP(N)(=O)N(Cl)Cl NLWKFGLMXIKYHZ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 22
- 239000004698 Polyethylene Substances 0.000 claims abstract description 22
- 239000004113 Sepiolite Substances 0.000 claims abstract description 22
- 239000004115 Sodium Silicate Substances 0.000 claims abstract description 22
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims abstract description 22
- 229920002472 Starch Polymers 0.000 claims abstract description 22
- JIVKQSVSHWAGST-UHFFFAOYSA-N [Na].C(CCC(=O)OCCCCC)(=O)OCCCCC Chemical compound [Na].C(CCC(=O)OCCCCC)(=O)OCCCCC JIVKQSVSHWAGST-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000919 ceramic Substances 0.000 claims abstract description 22
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 22
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000194 fatty acid Substances 0.000 claims abstract description 22
- 229930195729 fatty acid Natural products 0.000 claims abstract description 22
- ORTRWBYBJVGVQC-UHFFFAOYSA-N hexadecane-1-thiol Chemical compound CCCCCCCCCCCCCCCCS ORTRWBYBJVGVQC-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000010452 phosphate Substances 0.000 claims abstract description 22
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 22
- 229920000573 polyethylene Polymers 0.000 claims abstract description 22
- 229920000223 polyglycerol Polymers 0.000 claims abstract description 22
- 229910052624 sepiolite Inorganic materials 0.000 claims abstract description 22
- 235000019355 sepiolite Nutrition 0.000 claims abstract description 22
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052911 sodium silicate Inorganic materials 0.000 claims abstract description 22
- 239000008107 starch Substances 0.000 claims abstract description 22
- 235000019698 starch Nutrition 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 19
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims abstract description 12
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 12
- 150000002148 esters Chemical class 0.000 claims abstract description 12
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 12
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000008117 stearic acid Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 238000000498 ball milling Methods 0.000 claims description 10
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 10
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 claims description 7
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims description 7
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 7
- 235000007164 Oryza sativa Nutrition 0.000 claims description 6
- 241000209140 Triticum Species 0.000 claims description 6
- 235000021307 Triticum Nutrition 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 235000009566 rice Nutrition 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 5
- 241000196324 Embryophyta Species 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 5
- 241000209094 Oryza Species 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000002154 agricultural waste Substances 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/0336—Noise absorbers by means of sound-absorbing materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
- F16L57/04—Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/262—Alkali metal carbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a pipeline sound insulation material prepared from straws and a preparation method thereof, wherein the pipeline sound insulation material comprises the following components: 40-55 parts of polyethylene, 30-35 parts of modified straw fiber, 10-15 parts of propenyl phenyl isoprene ether, 8-10 parts of calcium carbonate, 4-5 parts of starch phosphate monoester, 8-12 parts of stearic acid polyoxyethylene ester, 6-8 parts of polyglycerol fatty acid ester, 6-8 parts of sodium silicate, 4-7 parts of sodium bicarbonate, 1-2 parts of bis (2-chloroethyl) dichlorophosphoramide, 1-2 parts of n-hexadecyl mercaptan and 0.2-0.8 part of sodium dipentyl succinate; 5-10 parts of asbestos wool; 5-10 parts of sepiolite fibers; 1-5 parts of ceramic micro powder. The straw-prepared pipeline sound insulation material can be processed into an outer sleeve part or a covering and wrapping part of a pipeline, is applied to sound insulation treatment of building drainage pipelines, meets the use requirements, and changes waste into valuable.
Description
Technical Field
The invention relates to the technical field, in particular to a pipeline sound insulation material prepared from straws and a preparation method thereof.
Background
The houses of residents living in cities are high-rise houses generally, the general water drainage pipelines between upstairs and downstairs are shared, after water is used upstairs, the water can pass through the public pipelines of a plurality of downstairs during water drainage, when the public drainage pipelines are not good in sound insulation, the lives of the downstairs residents are greatly influenced, and particularly, the residents at the bottom layer can bear the water drainage interference of all the upstairs residences.
At present, 6-7 hundred million tons of straws are produced nationwide every year, wherein 60 percent of straws are rice and wheat straws and about 4 hundred million tons of straws, and are simultaneously used for returning to fields, the straws of methane and feed account for about 30-40 percent, and 60-70 percent (about 2.5 hundred million tons) of the total amount are not utilized, so that farmers burn the straws in autumn, which causes public hazard and is forbidden. However, the processing of straw as raw material into various building materials is a fundamental way to solve the problem of straw, because the production of building materials from straw as raw material is not only high in consumption, technically feasible and economically acceptable, but also can be accepted in the market.
Therefore, the problem that needs to be solved by the technical personnel in the field is how to provide a pipeline sound insulation material prepared by using straws and a preparation method thereof.
Disclosure of Invention
In view of the above, the present invention provides a pipe sound insulation material made of straw and a method for making the same, so as to solve at least one of the problems mentioned in the background art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pipeline sound insulation material prepared from straws comprises the following components: polyethylene, modified straw fiber, propenyl phenyl isoprene ether, calcium carbonate, starch phosphate monoester, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate, asbestos wool, sepiolite fiber and ceramic micro powder; the components are as follows by weight: 40-55 parts of polyethylene, 30-35 parts of modified straw fiber, 10-15 parts of propenyl phenyl isoprene ether, 8-10 parts of calcium carbonate, 4-5 parts of starch phosphate monoester, 8-12 parts of stearic acid polyoxyethylene ester, 6-8 parts of polyglycerol fatty acid ester, 6-8 parts of sodium silicate, 4-7 parts of sodium bicarbonate, 1-2 parts of bis (2-chloroethyl) dichlorophosphoramide, 1-2 parts of n-hexadecyl mercaptan and 0.2-0.8 part of sodium dipentyl succinate sulfonate; 5-10 parts of asbestos wool; 5-10 parts of sepiolite fibers; 1-5 parts of ceramic micro powder.
Preferably, in the above-mentioned pipeline sound insulation material prepared from straw, the components are respectively according to weight: 40 parts of polyethylene, 30 parts of modified straw fiber, 10 parts of propenyl phenyl isoprene ether, 8 parts of calcium carbonate, 4 parts of starch phosphate monoester, 8 parts of stearic acid polyoxyethylene ester, 6 parts of polyglycerol fatty acid ester, 6 parts of sodium silicate, 4 parts of sodium bicarbonate, 1 part of bis (2-chloroethyl) dichlorophosphoramide, 1 part of n-hexadecyl mercaptan and 0.2 part of sodium dipentyl succinate; 5 parts of asbestos wool; 5 parts of sepiolite fibers; 1 part of ceramic micro powder.
Preferably, in the above-mentioned pipeline sound insulation material prepared from straw, the components are respectively according to weight: 48 parts of polyethylene, 32 parts of modified straw fiber, 12 parts of propenyl phenyl isoprene ether, 9 parts of calcium carbonate, 4 parts of starch phosphate monoester, 10 parts of stearic acid polyoxyethylene ester, 7 parts of polyglycerol fatty acid ester, 7 parts of sodium silicate, 5 parts of sodium bicarbonate, 2 parts of bis (2-chloroethyl) dichlorophosphoramide, 2 parts of n-hexadecyl mercaptan and 0.5 part of sodium dipentyl succinate; 7 parts of asbestos wool; 8 parts of sepiolite fibers; 3 parts of ceramic micro powder.
Preferably, in the above-mentioned pipeline sound insulation material prepared from straw, the components are respectively as follows by weight: 55 parts of polyethylene, 35 parts of modified straw fiber, 15 parts of propenyl phenyl isoprene ether, 10 parts of calcium carbonate, 5 parts of starch phosphate monoester, 12 parts of stearic acid polyoxyethylene ester, 8 parts of polyglycerol fatty acid ester, 8 parts of sodium silicate, 7 parts of sodium bicarbonate, 2 parts of bis (2-chloroethyl) dichlorophosphoramide, 2 parts of n-hexadecyl mercaptan and 0.8 part of sodium dipentyl succinate; 10 parts of asbestos wool; 10 parts of sepiolite fibers; 5 parts of ceramic micro powder.
Preferably, in the above pipeline sound insulation material prepared from straw, the preparation method of the modified straw fiber comprises the following steps: adding straws and calcium carbonate into a ball mill, maintaining the ball milling reaction temperature at 45 ℃ and the rotation speed of a cylinder at 20r/min, performing ball milling reaction for 50min, transferring a product into a muffle furnace under the protection of nitrogen, performing heat treatment on the product for 1h at 200 ℃, 2h at 300 ℃ and 2h at 400 ℃, crushing, adding the product, diphenylmethane diisocyanate, azodiisobutyronitrile and pentaerythritol into a hydrothermal reaction kettle, and maintaining the hydrothermal reaction temperature at 27-35 ℃ for reaction for 27-40 min to obtain the modified straw fiber.
Preferably, in the above pipeline sound insulation material prepared from straw, the straw is one or a combination of more than one of wheat straw, rice straw, cotton straw and leguminous plant straw.
A method for preparing a pipeline sound insulation material by using straws comprises the following steps:
weighing polyethylene, propenyl phenyl isoprene ether, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate and polyvinyl butyral according to the formula ratio, uniformly mixing, adding into a reaction kettle, and stirring at the temperature of 110 ℃ and 120 ℃ for 1-2 hours;
and step two, adding the mixture obtained in the step one into a double-screw extruder, adding modified straw fiber, calcium carbonate, starch phosphate monoester, asbestos wool, sepiolite fiber and ceramic micro powder into a side feeding port of the double-screw extruder, and melting, extruding and drying to obtain the pipeline sound insulation material.
Preferably, in the above method for preparing the pipe sound insulation material by using the straw, the temperatures of the sections of the twin-screw extruder are as follows: the first zone temperature is 170-.
Compared with the prior art, the technical scheme has the advantages that the pipeline sound insulation material prepared from the straws and the preparation method thereof are provided, the excellent light weight, flame retardance and sound insulation performance can be achieved, the agricultural waste straws can be reasonably recycled, and the problem of environmental pollution caused by incineration of the agricultural waste straws is solved.
The straw can be improved in fireproof performance after being subjected to heat treatment, the diphenylmethane diisocyanate, the azodiisobutyronitrile and the pentaerythritol can be soaked into the inner pore canal of the straw after being subjected to hydrothermal soaking treatment, the prepared modified straw fiber can improve the fireproof and sound insulation performance of the sound insulation material for the environment-friendly fireproof building due to the existence of the diphenylmethane diisocyanate, the azodiisobutyronitrile and the pentaerythritol in the curing and forming process of the sound insulation material for the environment-friendly fireproof building, and the asbestos wool has the sound insulation and flame retardant performance;
the straw-prepared pipeline sound insulation material can be processed into an outer sleeve part or a covering wrapping part of a pipeline, is applied to sound insulation treatment of a building drainage pipeline, meets the use requirement, and changes waste into valuable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a flow chart of the processing method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The embodiment of the invention discloses a pipeline sound insulation material prepared from straws, which comprises the following components: polyethylene, modified straw fiber, propenyl phenyl isoprene ether, calcium carbonate, starch phosphate monoester, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate, asbestos wool, sepiolite fiber and ceramic micro powder; the components are as follows by weight: the components are as follows by weight: 40 parts of polyethylene, 30 parts of modified straw fiber, 10 parts of propenyl phenyl isoprene ether, 8 parts of calcium carbonate, 4 parts of starch phosphate monoester, 8 parts of stearic acid polyoxyethylene ester, 6 parts of polyglycerol fatty acid ester, 6 parts of sodium silicate, 4 parts of sodium bicarbonate, 1 part of bis (2-chloroethyl) dichlorophosphoramide, 1 part of n-hexadecyl mercaptan and 0.2 part of sodium dipentyl succinate; 5 parts of asbestos wool; 5 parts of sepiolite fibers; 1 part of ceramic micro powder.
In order to further optimize the technical scheme, the preparation method of the modified straw fiber comprises the following steps: adding straws and calcium carbonate into a ball mill, maintaining the ball milling reaction temperature at 45 ℃ and the rotation speed of a cylinder at 20r/min, performing ball milling reaction for 50min, transferring a product into a muffle furnace under the protection of nitrogen, performing heat treatment on the product at 200 ℃ for 1h, at 300 ℃ for 2h and at 400 ℃ for 2h, crushing, adding the product, diphenylmethane diisocyanate, azodiisobutyronitrile and pentaerythritol into a hydrothermal reaction kettle, and maintaining the hydrothermal reaction temperature at 27-35 ℃ for reaction for 27-40 min to obtain the modified straw fiber.
In order to further optimize the technical scheme, the straw is one or a combination of more than one of wheat straw, rice straw, cotton straw and leguminous plant straw.
A method for preparing a pipeline sound insulation material by using straws comprises the following steps:
weighing polyethylene, propenyl phenyl isoprene ether, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate and polyvinyl butyral according to the formula ratio, uniformly mixing, adding into a reaction kettle, and stirring at the temperature of 110 ℃ and 120 ℃ for 1-2 hours;
and step two, adding the mixture obtained in the step one into a double-screw extruder, adding modified straw fiber, calcium carbonate, starch phosphate monoester, asbestos wool, sepiolite fiber and ceramic micro powder into a side feeding port of the double-screw extruder, melting, extruding and drying to obtain the pipeline sound insulation material, processing the pipeline sound insulation material into an outer sleeve part or a covering wrapping part of the pipeline according to needs, applying the pipeline sound insulation material to sound insulation treatment of building drainage pipelines, meeting the use requirements and changing waste into wealth.
In order to further optimize the technical scheme, the temperature of each section of the double-screw extruder is as follows: the first zone temperature is 170-.
Example 2
The embodiment of the invention discloses a pipeline sound insulation material prepared from straws, which comprises the following components: polyethylene, modified straw fiber, propenyl phenyl isoprene ether, calcium carbonate, starch phosphate monoester, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate, asbestos wool, sepiolite fiber and ceramic micropowder; the components are as follows by weight: 48 parts of polyethylene, 32 parts of modified straw fiber, 12 parts of propenyl phenyl isoprene ether, 9 parts of calcium carbonate, 4 parts of starch phosphate monoester, 10 parts of stearic acid polyoxyethylene ester, 7 parts of polyglycerol fatty acid ester, 7 parts of sodium silicate, 5 parts of sodium bicarbonate, 2 parts of bis (2-chloroethyl) dichlorophosphoramide, 2 parts of n-hexadecyl mercaptan and 0.5 part of sodium dipentyl succinate; 7 parts of asbestos wool; 8 parts of sepiolite fibers; 3 parts of ceramic micro powder.
In order to further optimize the technical scheme, the preparation method of the modified straw fiber comprises the following steps: adding straws and calcium carbonate into a ball mill, maintaining the ball milling reaction temperature at 45 ℃ and the rotation speed of a cylinder at 20r/min, performing ball milling reaction for 50min, transferring a product into a muffle furnace under the protection of nitrogen, performing heat treatment on the product at 200 ℃ for 1h, at 300 ℃ for 2h and at 400 ℃ for 2h, crushing, adding the product, diphenylmethane diisocyanate, azodiisobutyronitrile and pentaerythritol into a hydrothermal reaction kettle, and maintaining the hydrothermal reaction temperature at 27-35 ℃ for reaction for 27-40 min to obtain the modified straw fiber.
In order to further optimize the technical scheme, the straw is one or a combination of more than one of wheat straw, rice straw, cotton straw and leguminous plant straw.
A method for preparing a pipeline sound insulation material by using straws comprises the following steps:
weighing polyethylene, propenyl phenyl isoprene ether, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate and polyvinyl butyral according to the formula ratio, uniformly mixing, adding into a reaction kettle, and stirring at the temperature of 110 ℃ and 120 ℃ for 1-2 hours;
and step two, adding the mixture obtained in the step one into a double-screw extruder, adding modified straw fiber, calcium carbonate, starch phosphate monoester, asbestos wool, sepiolite fiber and ceramic micro powder into a side feeding port of the double-screw extruder, melting, extruding and drying to obtain the pipeline sound insulation material, processing the pipeline sound insulation material into an outer sleeve part or a covering wrapping part of the pipeline according to needs, applying the pipeline sound insulation material to sound insulation treatment of building drainage pipelines, meeting the use requirements and changing waste into wealth.
In order to further optimize the technical scheme, the temperature of each section of the double-screw extruder is as follows: the first zone temperature is 170-.
Example 3
The embodiment of the invention discloses a pipeline sound insulation material prepared from straws, which comprises the following components: polyethylene, modified straw fiber, propenyl phenyl isoprene ether, calcium carbonate, starch phosphate monoester, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate, asbestos wool, sepiolite fiber and ceramic micropowder; the components are as follows by weight: 55 parts of polyethylene, 35 parts of modified straw fiber, 15 parts of propenyl phenyl isoprene ether, 10 parts of calcium carbonate, 5 parts of starch phosphate monoester, 12 parts of stearic acid polyoxyethylene ester, 8 parts of polyglycerol fatty acid ester, 8 parts of sodium silicate, 7 parts of sodium bicarbonate, 2 parts of bis (2-chloroethyl) dichlorophosphoramide, 2 parts of n-hexadecyl mercaptan and 0.8 part of sodium dipentyl succinate; 10 parts of asbestos wool; 10 parts of sepiolite fibers; 5 parts of ceramic micro powder.
In order to further optimize the technical scheme, the preparation method of the modified straw fiber comprises the following steps: adding straws and calcium carbonate into a ball mill, maintaining the ball milling reaction temperature at 45 ℃ and the rotation speed of a cylinder at 20r/min, performing ball milling reaction for 50min, transferring a product into a muffle furnace under the protection of nitrogen, performing heat treatment on the product at 200 ℃ for 1h, at 300 ℃ for 2h and at 400 ℃ for 2h, crushing, adding the product, diphenylmethane diisocyanate, azodiisobutyronitrile and pentaerythritol into a hydrothermal reaction kettle, and maintaining the hydrothermal reaction temperature at 27-35 ℃ for reaction for 27-40 min to obtain the modified straw fiber.
In order to further optimize the technical scheme, the straw is one or a combination of more of wheat straw, rice straw, cotton straw and leguminous plant straw.
A method for preparing a pipeline sound insulation material by using straws comprises the following steps:
weighing polyethylene, propenyl phenyl isoprene ether, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate and polyvinyl butyral according to the formula ratio, uniformly mixing, adding into a reaction kettle, and stirring at the temperature of 110 ℃ and 120 ℃ for 1-2 hours;
and step two, adding the mixture obtained in the step one into a double-screw extruder, adding modified straw fiber, calcium carbonate, starch phosphate monoester, asbestos wool, sepiolite fiber and ceramic micro powder into a side feeding port of the double-screw extruder, melting, extruding and drying to obtain the pipeline sound insulation material, processing the pipeline sound insulation material into an outer sleeve part or a covering wrapping part of the pipeline according to needs, applying the pipeline sound insulation material to sound insulation treatment of building drainage pipelines, meeting the use requirements and changing waste into wealth.
In order to further optimize the technical scheme, the temperature of each section of the double-screw extruder is as follows: the first zone temperature is 170-.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed in the embodiment corresponds to the method disclosed in the embodiment, so that the description is simple, and the relevant points can be referred to the description of the method part.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A pipeline sound insulation material prepared from straws is characterized by comprising the following components: polyethylene, modified straw fiber, propenyl phenyl isoprene ether, calcium carbonate, starch phosphate monoester, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate, asbestos wool, sepiolite fiber and ceramic micropowder; the components are as follows by weight: 40-55 parts of polyethylene, 30-35 parts of modified straw fiber, 10-15 parts of propenyl phenyl isoprene ether, 8-10 parts of calcium carbonate, 4-5 parts of starch phosphate monoester, 8-12 parts of stearic acid polyoxyethylene ester, 6-8 parts of polyglycerol fatty acid ester, 6-8 parts of sodium silicate, 4-7 parts of sodium bicarbonate, 1-2 parts of bis (2-chloroethyl) dichlorophosphoramide, 1-2 parts of n-hexadecyl mercaptan and 0.2-0.8 part of sodium dipentyl succinate; 5-10 parts of asbestos wool; 5-10 parts of sepiolite fibers; 1-5 parts of ceramic micro powder.
2. The pipeline sound insulation material prepared from straws as claimed in claim 1, is characterized in that the components by weight are as follows: 40 parts of polyethylene, 30 parts of modified straw fiber, 10 parts of propenyl phenyl isoprene ether, 8 parts of calcium carbonate, 4 parts of starch phosphate monoester, 8 parts of stearic acid polyoxyethylene ester, 6 parts of polyglycerol fatty acid ester, 6 parts of sodium silicate, 4 parts of sodium bicarbonate, 1 part of bis (2-chloroethyl) dichlorophosphoramide, 1 part of n-hexadecyl mercaptan and 0.2 part of sodium dipentyl succinate; 5 parts of asbestos wool; 5 parts of sepiolite fibers; 1 part of ceramic micro powder.
3. The pipeline sound insulation material prepared from straws as claimed in claim 1, is characterized in that the components by weight are as follows: 48 parts of polyethylene, 32 parts of modified straw fiber, 12 parts of propenyl phenyl isoprene ether, 9 parts of calcium carbonate, 4 parts of starch phosphate monoester, 10 parts of stearic acid polyoxyethylene ester, 7 parts of polyglycerol fatty acid ester, 7 parts of sodium silicate, 5 parts of sodium bicarbonate, 2 parts of bis (2-chloroethyl) dichlorophosphoramide, 2 parts of n-hexadecyl mercaptan and 0.5 part of sodium dipentyl succinate; 7 parts of asbestos wool; 8 parts of sepiolite fibers; 3 parts of ceramic micro powder.
4. The pipeline sound insulation material prepared from straws as claimed in claim 1, is characterized in that the components by weight are as follows: 55 parts of polyethylene, 35 parts of modified straw fiber, 15 parts of propenyl phenyl isoprene ether, 10 parts of calcium carbonate, 5 parts of starch phosphate monoester, 12 parts of stearic acid polyoxyethylene ester, 8 parts of polyglycerol fatty acid ester, 8 parts of sodium silicate, 7 parts of sodium bicarbonate, 2 parts of bis (2-chloroethyl) dichlorophosphoramide, 2 parts of n-hexadecyl mercaptan and 0.8 part of sodium dipentyl succinate; 10 parts of asbestos wool; 10 parts of sepiolite fibers; 5 parts of ceramic micro powder.
5. The pipeline sound insulation material prepared from straws as claimed in claim 1, wherein the modified straw fiber is prepared by the following steps: adding straws and calcium carbonate into a ball mill, maintaining the ball milling reaction temperature at 45 ℃ and the rotation speed of a cylinder at 20r/min, performing ball milling reaction for 50min, transferring a product into a muffle furnace under the protection of nitrogen, performing heat treatment on the product for 1h at 200 ℃, 2h at 300 ℃ and 2h at 400 ℃, crushing, adding the product, diphenylmethane diisocyanate, azodiisobutyronitrile and pentaerythritol into a hydrothermal reaction kettle, and maintaining the hydrothermal reaction temperature at 27-35 ℃ for reaction for 27-40 min to obtain the modified straw fiber.
6. The pipeline sound insulation material made of straws as claimed in claim 5, wherein the straws are one or more of wheat straws, rice straws, cotton straws and leguminous plant straws.
7. A method for preparing a pipeline sound insulation material by using straws is characterized by comprising the following steps:
weighing polyethylene, propenyl phenyl isoprene ether, polyoxyethylene stearate, polyglycerol fatty acid ester, sodium silicate, sodium bicarbonate, bis (2-chloroethyl) dichlorophosphoramide, n-hexadecyl mercaptan, sodium dipentyl succinate sulfonate and polyvinyl butyral according to the formula ratio, uniformly mixing, adding into a reaction kettle, and stirring at the temperature of 110-120 ℃ for 1-2 hours;
and step two, adding the mixture obtained in the step one into a double-screw extruder, adding modified straw fiber, calcium carbonate, starch phosphate monoester, asbestos wool, sepiolite fiber and ceramic micro powder into a side feeding port of the double-screw extruder, and melting, extruding and drying to obtain the pipeline sound insulation material.
8. The method for preparing the pipe sound insulation material by using the straws as claimed in claim 7, wherein the temperatures of all sections of the twin-screw extruder are as follows: the first zone temperature is 170-.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105646989A (en) * | 2016-03-30 | 2016-06-08 | 苏州能华节能环保科技有限公司 | Environment-friendly soundproof material and preparation method thereof |
| CN109082076A (en) * | 2018-07-12 | 2018-12-25 | 郑州德威机械设备有限公司 | A kind of environmental-protection fireproof acoustic material for building and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105646989A (en) * | 2016-03-30 | 2016-06-08 | 苏州能华节能环保科技有限公司 | Environment-friendly soundproof material and preparation method thereof |
| CN109082076A (en) * | 2018-07-12 | 2018-12-25 | 郑州德威机械设备有限公司 | A kind of environmental-protection fireproof acoustic material for building and preparation method thereof |
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Application publication date: 20220617 |