CN112299810A - Assembled building heat-insulation wallboard and preparation method thereof - Google Patents
Assembled building heat-insulation wallboard and preparation method thereof Download PDFInfo
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- CN112299810A CN112299810A CN201910678239.7A CN201910678239A CN112299810A CN 112299810 A CN112299810 A CN 112299810A CN 201910678239 A CN201910678239 A CN 201910678239A CN 112299810 A CN112299810 A CN 112299810A
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- 238000009413 insulation Methods 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 67
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 claims abstract description 38
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000000839 emulsion Substances 0.000 claims abstract description 38
- 239000000843 powder Substances 0.000 claims abstract description 38
- WMGSQTMJHBYJMQ-UHFFFAOYSA-N aluminum;magnesium;silicate Chemical compound [Mg+2].[Al+3].[O-][Si]([O-])([O-])[O-] WMGSQTMJHBYJMQ-UHFFFAOYSA-N 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000000835 fiber Substances 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 21
- AZUZXOSWBOBCJY-UHFFFAOYSA-N 6-hydroxy-5-methyl-4,11-dioxoundecanoic acid Chemical compound OC(=O)CCC(=O)C(C)C(O)CCCCC=O AZUZXOSWBOBCJY-UHFFFAOYSA-N 0.000 claims abstract description 19
- SNQQPOLDUKLAAF-UHFFFAOYSA-N Nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229940051841 POLYOXYETHYLENE ETHER Drugs 0.000 claims abstract description 19
- 239000004111 Potassium silicate Substances 0.000 claims abstract description 19
- 239000006004 Quartz sand Substances 0.000 claims abstract description 19
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M Sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims abstract description 19
- FPFFJBYKCLCHSC-UHFFFAOYSA-N [K]C Chemical compound [K]C FPFFJBYKCLCHSC-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000011575 calcium Substances 0.000 claims abstract description 19
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 19
- 239000004568 cement Substances 0.000 claims abstract description 19
- 239000010881 fly ash Substances 0.000 claims abstract description 19
- 235000013873 oxidized polyethylene wax Nutrition 0.000 claims abstract description 19
- 239000004209 oxidized polyethylene wax Substances 0.000 claims abstract description 19
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims abstract description 19
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 19
- 229920000056 polyoxyethylene ether Polymers 0.000 claims abstract description 19
- 229920002689 polyvinyl acetate Polymers 0.000 claims abstract description 19
- 239000011118 polyvinyl acetate Substances 0.000 claims abstract description 19
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 19
- 229910052913 potassium silicate Inorganic materials 0.000 claims abstract description 19
- 239000003638 reducing agent Substances 0.000 claims abstract description 19
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 19
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 19
- 210000000554 Iris Anatomy 0.000 claims abstract description 13
- 241001448533 Rohdea Species 0.000 claims abstract description 11
- 241000123409 Coltricia perennis Species 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims description 40
- 238000003756 stirring Methods 0.000 claims description 28
- 238000001816 cooling Methods 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 14
- 241001517093 Iris lactea Species 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000002209 hydrophobic Effects 0.000 claims description 7
- 239000012188 paraffin wax Substances 0.000 claims description 7
- 240000000654 Ornithogalum longebracteatum Species 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 241001448530 Rohdea japonica Species 0.000 description 7
- 238000004321 preservation Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000001737 promoting Effects 0.000 description 2
- YYCCUFKHCNSRIA-HJWRWDBZSA-N 2-[(Z)-heptadec-10-enyl]-6-methoxycyclohexa-2,5-diene-1,4-dione Chemical compound CCCCCC\C=C/CCCCCCCCCC1=CC(=O)C=C(OC)C1=O YYCCUFKHCNSRIA-HJWRWDBZSA-N 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/24—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing alkyl, ammonium or metal silicates; containing silica sols
- C04B28/26—Silicates of the alkali metals
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
The invention discloses an assembled building heat-insulation wallboard, which comprises the following raw materials in parts by weight: 70-90 parts of cement, 50-70 parts of high-calcium fly ash, 30-50 parts of quartz sand powder, 10-20 parts of polyacrylate emulsion, 6-10 parts of Chinese iris root internal fiber, 5-10 parts of polyvinyl acetate emulsion, 5-10 parts of sodium polyacrylate, 10-20 parts of magnesium aluminum silicate, 8-16 parts of oxidized polyethylene wax, 2-5 parts of methyl potassium silicate, 2-5 parts of divinylbenzene, 10-20 parts of activated carbon powder, 6-12 parts of silicon dioxide, 8-15 parts of tiger's eye rohdea bulb extracting solution, 2-4 parts of nonylphenol polyoxyethylene ether and 8-12 parts of water reducing agent. The invention also discloses a preparation method of the assembled building heat-insulation wallboard. The thermal insulation wallboard material prepared by the invention has high strength, low heat conductivity coefficient and low volume water absorption rate, and is not easy to be affected with damp.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to an assembled building heat-insulation wallboard and a preparation method thereof.
Background
Energy conservation and emission reduction are necessary requirements for promoting economic structure adjustment, changing development modes and realizing economic and social sustainable development. The assembly type building is a new way for developing energy conservation and emission reduction, reducing energy consumption and promoting the sustainable development of the economy of China. The prefabricated building is formed by assembling prefabricated workpieces on a construction site, and the prefabricated parts are manufactured in advance according to market and user requirements, so that the prefabricated building has the advantages of high building speed, low cost, small influence by weather, labor saving, reduction in workload and complexity of a construction site, improvement on building quality and the like. At present, assembly type buildings are increasingly adopted in the construction of building engineering in China.
Ordinary building keeps warm through concrete wall and heat preservation to reduce indoor outer temperature exchange, assembly type structure need keep warm through purpose-made heat preservation wallboard in order to reach the heat preservation effect, and ordinary heat preservation wallboard waterproof and moisture proof performance is relatively poor, wets easily and mildenes and rot, leads to heat preservation wallboard not long-lived, still leads to the adverse effect to the living environment easily.
Disclosure of Invention
The invention aims to provide an assembled building heat-insulation wallboard, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
an assembly type building heat-insulation wallboard comprises the following raw materials in parts by weight: 70-90 parts of cement, 50-70 parts of high-calcium fly ash, 30-50 parts of quartz sand powder, 10-20 parts of polyacrylate emulsion, 6-10 parts of Chinese iris root internal fiber, 5-10 parts of polyvinyl acetate emulsion, 5-10 parts of sodium polyacrylate, 10-20 parts of magnesium aluminum silicate, 8-16 parts of oxidized polyethylene wax, 2-5 parts of methyl potassium silicate, 2-5 parts of divinylbenzene, 10-20 parts of activated carbon powder, 6-12 parts of silicon dioxide, 8-15 parts of tiger's eye rohdea bulb extracting solution, 2-4 parts of nonylphenol polyoxyethylene ether and 8-12 parts of water reducing agent.
As a further scheme of the invention: the feed comprises the following raw materials in parts by weight: 75-85 parts of cement, 55-65 parts of high-calcium fly ash, 35-45 parts of quartz sand powder, 12-18 parts of polyacrylate emulsion, 7-9 parts of Chinese iris root internal fiber, 6-8 parts of polyvinyl acetate emulsion, 6-9 parts of sodium polyacrylate, 12-18 parts of magnesium aluminum silicate, 10-14 parts of oxidized polyethylene wax, 3-4 parts of methyl potassium silicate, 3-4 parts of divinylbenzene, 12-18 parts of activated carbon powder, 8-10 parts of silicon dioxide, 9-12 parts of tiger's eye rohdea bulb extract, 2.5-3.5 parts of nonylphenol polyoxyethylene ether and 9-11 parts of water reducer.
As a still further scheme of the invention: the feed comprises the following raw materials in parts by weight: 80 parts of cement, 60 parts of high-calcium fly ash, 40 parts of quartz sand powder, 15 parts of polyacrylate emulsion, 8 parts of Chinese iris root internal fiber, 7 parts of polyvinyl acetate emulsion, 8 parts of sodium polyacrylate, 15 parts of magnesium aluminum silicate, 12 parts of oxidized polyethylene wax, 3.5 parts of methyl potassium silicate, 3.5 parts of divinylbenzene, 15 parts of activated carbon powder, 9 parts of silicon dioxide, 10 parts of tiger's eye rohdea bulb extracting solution, 3 parts of nonylphenol polyoxyethylene ether and 10 parts of water reducing agent.
As a still further scheme of the invention: the magnesium aluminum silicate is hydrophobic magnesium aluminum silicate.
The preparation method of the assembly type building heat-insulation wallboard comprises the following steps:
1) mixing cement, high-calcium fly ash, quartz sand powder, polyacrylate emulsion, polyvinyl acetate emulsion, sodium polyacrylate, oxidized polyethylene wax, methyl potassium silicate, divinyl benzene, silicon dioxide and nonylphenol polyoxyethylene ether, adding water in an amount of 0.2-0.4 times of the total weight of the raw materials, stirring for 10-20min at the rotation speed of 300r/min at 200-;
2) adding magnesium aluminum silicate, activated carbon powder, paraffin, the extract of the bulbs of the Ornithogalum caudatum Hsiao and a water reducing agent into the mixture obtained in the step 1), uniformly mixing, heating to 70-90 ℃, stirring for 20-30min at the rotating speed of 300r/min under 200-90 ℃, and standing for 5-10min to obtain a mixture II;
3) adding the iris lactea internal fiber into the mixture II obtained in the step 2), cooling to 40-50 ℃, stirring for 10-15min at the rotating speed of 300-500r/min, and dispersing by ultrasonic waves during stirring to obtain a mixture III.
4) Pouring the mixture III obtained in the step 3) into a mold, cooling to room temperature, carrying out pressure forming, sending the module obtained after pressure forming into an oven for drying, and cooling.
As a still further scheme of the invention: the ultrasonic frequency in the step 4) is 40-60 KHz.
Compared with the prior art, the invention has the beneficial effects that:
the thermal insulation wallboard prepared by the invention has high material strength under the combined action of various raw materials, can bear stronger external pressure and is not easy to break; the heat conductivity coefficient is low, heat can be effectively isolated, the heat preservation effect is achieved, indoor and outdoor temperature exchange is reduced, the use of equipment such as an air conditioner is reduced, and energy is saved; and the heat-insulating wallboard has low volume water absorption rate, is not easy to damp, can effectively prevent mildew and prolong the service life.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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
An assembly type building heat-insulation wallboard comprises the following raw materials in parts by weight: 70 parts of cement, 50 parts of high-calcium fly ash, 30 parts of quartz sand powder, 10 parts of polyacrylate emulsion, 6 parts of Chinese iris root internal fiber, 5 parts of polyvinyl acetate emulsion, 5 parts of sodium polyacrylate, 10 parts of magnesium aluminum silicate, 8 parts of oxidized polyethylene wax, 2 parts of methyl potassium silicate, 2 parts of divinylbenzene, 10 parts of activated carbon powder, 6 parts of silicon dioxide, 8 parts of tiger-eye rohdea japonica bulb extracting solution, 2 parts of nonylphenol polyoxyethylene ether and 8 parts of water reducing agent.
Wherein the magnesium aluminum silicate is hydrophobic magnesium aluminum silicate.
In this embodiment, the preparation method of the assembly type building thermal insulation wallboard comprises the following steps:
1) mixing cement, high-calcium fly ash, quartz sand powder, polyacrylate emulsion, polyvinyl acetate emulsion, sodium polyacrylate, oxidized polyethylene wax, methyl potassium silicate, divinyl benzene, silicon dioxide and nonylphenol polyoxyethylene ether, adding water in an amount which is 0.2 times of the total weight of the raw materials, stirring for 10min at the rotating speed of 200r/min, and standing for 3min to obtain a mixture I;
2) adding magnesium aluminum silicate, activated carbon powder, paraffin, a tiger eye rohdea japonica bulb extracting solution and a water reducing agent into the mixture obtained in the step 1), uniformly mixing, heating to 70 ℃, stirring for 20min at a rotating speed of 200r/min, and standing for 5min to obtain a mixture II;
3) adding the iris lactea internal fiber into the mixture II obtained in the step 2), cooling to 40 ℃, stirring for 10min at the rotating speed of 300r/min, and dispersing by using ultrasonic waves during stirring to obtain a mixture III.
4) Pouring the mixture III obtained in the step 3) into a mold, cooling to room temperature, carrying out pressure forming, sending the module obtained after pressure forming into an oven for drying, and cooling.
Wherein, the ultrasonic frequency in the step 4) is 40 KHz.
Example 2
An assembly type building heat-insulation wallboard comprises the following raw materials in parts by weight: 75 parts of cement, 55 parts of high-calcium fly ash, 35 parts of quartz sand powder, 12 parts of polyacrylate emulsion, 7 parts of Chinese iris root internal fiber, 6 parts of polyvinyl acetate emulsion, 6 parts of sodium polyacrylate, 12 parts of magnesium aluminum silicate, 14 parts of oxidized polyethylene wax, 4 parts of methyl potassium silicate, 4 parts of divinylbenzene, 18 parts of activated carbon powder, 10 parts of silicon dioxide, 12 parts of tiger-eye rohdea bulb extracting solution, 3.5 parts of nonylphenol polyoxyethylene ether and 11 parts of water reducing agent.
Wherein the magnesium aluminum silicate is hydrophobic magnesium aluminum silicate.
In this embodiment, the preparation method of the assembly type building thermal insulation wallboard comprises the following steps:
1) mixing cement, high-calcium fly ash, quartz sand powder, polyacrylate emulsion, polyvinyl acetate emulsion, sodium polyacrylate, oxidized polyethylene wax, methyl potassium silicate, divinyl benzene, silicon dioxide and nonylphenol polyoxyethylene ether, adding water in an amount which is 0.3 times of the total weight of the raw materials, stirring for 15min at the rotating speed of 250r/min, and standing for 4min to obtain a mixture I;
2) adding magnesium aluminum silicate, activated carbon powder, paraffin, a tiger eye rohdea japonica bulb extracting solution and a water reducing agent into the mixture obtained in the step 1), uniformly mixing, heating to 80 ℃, stirring for 25min at a rotating speed of 250r/min, and standing for 7min to obtain a mixture II;
3) adding the iris lactea internal fiber into the mixture II obtained in the step 2), cooling to 45 ℃, stirring for 12min at the rotating speed of 400r/min, and dispersing by using ultrasonic waves during stirring to obtain a mixture III.
4) Pouring the mixture III obtained in the step 3) into a mold, cooling to room temperature, carrying out pressure forming, sending the module obtained after pressure forming into an oven for drying, and cooling.
Wherein, the ultrasonic frequency in the step 4) is 50 KHz.
Example 3
An assembly type building heat-insulation wallboard comprises the following raw materials in parts by weight: 80 parts of cement, 60 parts of high-calcium fly ash, 40 parts of quartz sand powder, 15 parts of polyacrylate emulsion, 8 parts of Chinese iris root internal fiber, 7 parts of polyvinyl acetate emulsion, 8 parts of sodium polyacrylate, 15 parts of magnesium aluminum silicate, 12 parts of oxidized polyethylene wax, 3.5 parts of methyl potassium silicate, 3.5 parts of divinylbenzene, 15 parts of activated carbon powder, 9 parts of silicon dioxide, 10 parts of tiger's eye rohdea bulb extracting solution, 3 parts of nonylphenol polyoxyethylene ether and 10 parts of water reducing agent.
Wherein the magnesium aluminum silicate is hydrophobic magnesium aluminum silicate.
In this embodiment, the preparation method of the assembly type building thermal insulation wallboard comprises the following steps:
1) mixing cement, high-calcium fly ash, quartz sand powder, polyacrylate emulsion, polyvinyl acetate emulsion, sodium polyacrylate, oxidized polyethylene wax, methyl potassium silicate, divinyl benzene, silicon dioxide and nonylphenol polyoxyethylene ether, adding water in an amount which is 0.3 times of the total weight of the raw materials, stirring for 15min at the rotating speed of 250r/min, and standing for 4min to obtain a mixture I;
2) adding magnesium aluminum silicate, activated carbon powder, paraffin, a tiger eye rohdea japonica bulb extracting solution and a water reducing agent into the mixture obtained in the step 1), uniformly mixing, heating to 80 ℃, stirring for 25min at a rotating speed of 250r/min, and standing for 7min to obtain a mixture II;
3) adding the iris lactea internal fiber into the mixture II obtained in the step 2), cooling to 45 ℃, stirring for 12min at the rotating speed of 400r/min, and dispersing by using ultrasonic waves during stirring to obtain a mixture III.
4) Pouring the mixture III obtained in the step 3) into a mold, cooling to room temperature, carrying out pressure forming, sending the module obtained after pressure forming into an oven for drying, and cooling.
Wherein, the ultrasonic frequency in the step 4) is 50 KHz.
Example 4
An assembly type building heat-insulation wallboard comprises the following raw materials in parts by weight: 85 parts of cement, 65 parts of high-calcium fly ash, 45 parts of quartz sand powder, 18 parts of polyacrylate emulsion, 9 parts of Chinese iris root internal fiber, 8 parts of polyvinyl acetate emulsion, 9 parts of sodium polyacrylate, 18 parts of magnesium aluminum silicate, 10 parts of oxidized polyethylene wax, 3 parts of methyl potassium silicate, 3 parts of divinylbenzene, 12 parts of activated carbon powder, 8 parts of silicon dioxide, 9 parts of tiger-eye rohdea bulb extracting solution, 2.5 parts of nonylphenol polyoxyethylene ether and 9 parts of water reducing agent.
Wherein the magnesium aluminum silicate is hydrophobic magnesium aluminum silicate.
In this embodiment, the preparation method of the assembly type building thermal insulation wallboard comprises the following steps:
1) mixing cement, high-calcium fly ash, quartz sand powder, polyacrylate emulsion, polyvinyl acetate emulsion, sodium polyacrylate, oxidized polyethylene wax, methyl potassium silicate, divinyl benzene, silicon dioxide and nonylphenol polyoxyethylene ether, adding water in an amount which is 0.3 times of the total weight of the raw materials, stirring for 15min at the rotating speed of 250r/min, and standing for 4min to obtain a mixture I;
2) adding magnesium aluminum silicate, activated carbon powder, paraffin, a tiger eye rohdea japonica bulb extracting solution and a water reducing agent into the mixture obtained in the step 1), uniformly mixing, heating to 80 ℃, stirring for 25min at a rotating speed of 250r/min, and standing for 7min to obtain a mixture II;
3) adding the iris lactea internal fiber into the mixture II obtained in the step 2), cooling to 45 ℃, stirring for 12min at the rotating speed of 400r/min, and dispersing by using ultrasonic waves during stirring to obtain a mixture III.
4) Pouring the mixture III obtained in the step 3) into a mold, cooling to room temperature, carrying out pressure forming, sending the module obtained after pressure forming into an oven for drying, and cooling.
Wherein, the ultrasonic frequency in the step 4) is 50 KHz.
Example 5
An assembly type building heat-insulation wallboard comprises the following raw materials in parts by weight: 90 parts of cement, 70 parts of high-calcium fly ash, 50 parts of quartz sand powder, 20 parts of polyacrylate emulsion, 10 parts of Chinese iris root internal fiber, 10 parts of polyvinyl acetate emulsion, 10 parts of sodium polyacrylate, 20 parts of magnesium aluminum silicate, 16 parts of oxidized polyethylene wax, 5 parts of methyl potassium silicate, 5 parts of divinylbenzene, 20 parts of activated carbon powder, 12 parts of silicon dioxide, 15 parts of tiger-eye rohdea japonica bulb extracting solution, 4 parts of nonylphenol polyoxyethylene ether and 12 parts of water reducing agent.
Wherein the magnesium aluminum silicate is hydrophobic magnesium aluminum silicate.
In this embodiment, the preparation method of the assembly type building thermal insulation wallboard comprises the following steps:
1) mixing cement, high-calcium fly ash, quartz sand powder, polyacrylate emulsion, polyvinyl acetate emulsion, sodium polyacrylate, oxidized polyethylene wax, methyl potassium silicate, divinyl benzene, silicon dioxide and nonylphenol polyoxyethylene ether, adding water in an amount which is 0.4 times of the total weight of the raw materials, stirring for 20min at the rotating speed of 300r/min, and standing for 5min to obtain a mixture I;
2) adding magnesium aluminum silicate, activated carbon powder, paraffin, a tiger eye rohdea japonica bulb extracting solution and a water reducing agent into the mixture obtained in the step 1), uniformly mixing, heating to 90 ℃, stirring for 30min at the rotating speed of 300r/min, and standing for 10min to obtain a mixture II;
3) adding the iris lactea internal fiber into the mixture II obtained in the step 2), cooling to 50 ℃, stirring for 15min at the rotating speed of 500r/min, and dispersing by using ultrasonic waves during stirring to obtain a mixture III.
4) Pouring the mixture III obtained in the step 3) into a mold, cooling to room temperature, carrying out pressure forming, sending the module obtained after pressure forming into an oven for drying, and cooling.
Wherein, the ultrasonic frequency in the step 4) is 60 KHz.
Comparative example 1
The procedure of example 3 was repeated except that no iris internal fiber was contained as compared with example 3.
Comparative example 2
The procedure of example 3 was repeated except that the extract was not contained in the bulb extract of Ornithogalum caudatum.
Comparative example 3
The procedure of example 3 was repeated except that the extract was not composed of irisquinone internal fiber and tiger eye rohdea bulb as in example 3.
The performance of the thermal insulation wallboards prepared in examples 1-5 and comparative examples 1-3 was tested, and the test results are shown in table 1.
TABLE 1
From the results, the thermal insulation wallboard prepared by the invention has high material strength under the combined action of various raw materials, can bear stronger external pressure and is not easy to break; the heat conductivity coefficient is low, heat can be effectively isolated, the heat preservation effect is achieved, indoor and outdoor temperature exchange is reduced, the use of equipment such as an air conditioner is reduced, and energy is saved; and the heat-insulating wallboard has low volume water absorption rate, is not easy to damp, can effectively prevent mildew and prolong the service life.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The assembled building heat-insulation wallboard is characterized by comprising the following raw materials in parts by weight: 70-90 parts of cement, 50-70 parts of high-calcium fly ash, 30-50 parts of quartz sand powder, 10-20 parts of polyacrylate emulsion, 6-10 parts of Chinese iris root internal fiber, 5-10 parts of polyvinyl acetate emulsion, 5-10 parts of sodium polyacrylate, 10-20 parts of magnesium aluminum silicate, 8-16 parts of oxidized polyethylene wax, 2-5 parts of methyl potassium silicate, 2-5 parts of divinylbenzene, 10-20 parts of activated carbon powder, 6-12 parts of silicon dioxide, 8-15 parts of tiger's eye rohdea bulb extracting solution, 2-4 parts of nonylphenol polyoxyethylene ether and 8-12 parts of water reducing agent.
2. The fabricated building thermal insulation wallboard of claim 1, comprising the following raw materials in parts by weight: 75-85 parts of cement, 55-65 parts of high-calcium fly ash, 35-45 parts of quartz sand powder, 12-18 parts of polyacrylate emulsion, 7-9 parts of Chinese iris root internal fiber, 6-8 parts of polyvinyl acetate emulsion, 6-9 parts of sodium polyacrylate, 12-18 parts of magnesium aluminum silicate, 10-14 parts of oxidized polyethylene wax, 3-4 parts of methyl potassium silicate, 3-4 parts of divinylbenzene, 12-18 parts of activated carbon powder, 8-10 parts of silicon dioxide, 9-12 parts of tiger's eye rohdea bulb extract, 2.5-3.5 parts of nonylphenol polyoxyethylene ether and 9-11 parts of water reducer.
3. The fabricated building thermal insulation wallboard of claim 2, comprising the following raw materials in parts by weight: 80 parts of cement, 60 parts of high-calcium fly ash, 40 parts of quartz sand powder, 15 parts of polyacrylate emulsion, 8 parts of Chinese iris root internal fiber, 7 parts of polyvinyl acetate emulsion, 8 parts of sodium polyacrylate, 15 parts of magnesium aluminum silicate, 12 parts of oxidized polyethylene wax, 3.5 parts of methyl potassium silicate, 3.5 parts of divinylbenzene, 15 parts of activated carbon powder, 9 parts of silicon dioxide, 10 parts of tiger's eye rohdea bulb extracting solution, 3 parts of nonylphenol polyoxyethylene ether and 10 parts of water reducing agent.
4. The fabricated building insulation wallboard of claim 1, wherein the magnesium aluminum silicate is a hydrophobic magnesium aluminum silicate.
5. A method of making an assembled building insulating wall panel according to any one of claims 1 to 4, comprising the steps of:
1) mixing cement, high-calcium fly ash, quartz sand powder, polyacrylate emulsion, polyvinyl acetate emulsion, sodium polyacrylate, oxidized polyethylene wax, methyl potassium silicate, divinyl benzene, silicon dioxide and nonylphenol polyoxyethylene ether, adding water in an amount of 0.2-0.4 times of the total weight of the raw materials, stirring for 10-20min at the rotation speed of 300r/min at 200-;
2) adding magnesium aluminum silicate, activated carbon powder, paraffin, the extract of the bulbs of the Ornithogalum caudatum Hsiao and a water reducing agent into the mixture obtained in the step 1), uniformly mixing, heating to 70-90 ℃, stirring for 20-30min at the rotating speed of 300r/min under 200-90 ℃, and standing for 5-10min to obtain a mixture II;
3) adding the iris lactea internal fiber into the mixture II obtained in the step 2), cooling to 40-50 ℃, stirring for 10-15min at the rotating speed of 300-500r/min, and dispersing by ultrasonic waves during stirring to obtain a mixture III.
4) Pouring the mixture III obtained in the step 3) into a mold, cooling to room temperature, carrying out pressure forming, sending the module obtained after pressure forming into an oven for drying, and cooling.
6. The method for preparing the fabricated building thermal insulation wallboard according to claim 5, wherein the ultrasonic frequency in the step 4) is 40-60 KHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910678239.7A CN112299810A (en) | 2019-07-25 | 2019-07-25 | Assembled building heat-insulation wallboard and preparation method thereof |
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