CN114368956A - Self-heat-preservation ALC aerated concrete wallboard and preparation method thereof - Google Patents
Self-heat-preservation ALC aerated concrete wallboard and preparation method thereof Download PDFInfo
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- CN114368956A CN114368956A CN202210100419.9A CN202210100419A CN114368956A CN 114368956 A CN114368956 A CN 114368956A CN 202210100419 A CN202210100419 A CN 202210100419A CN 114368956 A CN114368956 A CN 114368956A
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- aerated concrete
- concrete wallboard
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- 239000004567 concrete Substances 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000004321 preservation Methods 0.000 title claims abstract description 10
- 238000009413 insulation Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 9
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 9
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 9
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims abstract description 9
- 239000004568 cement Substances 0.000 claims abstract description 9
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 9
- 239000010881 fly ash Substances 0.000 claims abstract description 9
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 9
- 239000010440 gypsum Substances 0.000 claims abstract description 9
- 239000004571 lime Substances 0.000 claims abstract description 9
- 235000019353 potassium silicate Nutrition 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 229910021487 silica fume Inorganic materials 0.000 claims abstract description 9
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims description 17
- 239000003818 cinder Substances 0.000 claims description 6
- 239000003245 coal Substances 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 239000004566 building material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000035939 shock Effects 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
- C04B28/14—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 calcium sulfate cements
- C04B28/142—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 calcium sulfate cements containing synthetic or waste calcium sulfate cements
- C04B28/144—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 calcium sulfate cements containing synthetic or waste calcium sulfate cements the synthetic calcium sulfate being a flue gas desulfurization product
-
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/02—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding chemical blowing agents
-
- 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
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/08—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by adding porous substances
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention relates to a self-heat-preservation ALC aerated concrete wallboard and a preparation method thereof, wherein the concrete wallboard is prepared from the following raw materials in parts by weight: 25 parts of fly ash, 250 parts of lime, 250 parts of cement, 25 parts of desulfurized gypsum, 100 parts of lightweight aggregate, 20 parts of silica fume, 2 parts of water reducing agent, 2 parts of water glass, 1 part of aluminum sulfate, 0.55 part of aluminum powder, 0.5 part of triethanolamine and 100 parts of water. The self-insulation ALC aerated concrete wallboard disclosed by the invention is reasonable in formula and convenient to construct, the strength of the processed wallboard can reach more than 5-10 MPa, the heat conductivity coefficient can reach 0.062-0.12W/M.K, the wallboard has excellent heat insulation performance, a heat insulation plate does not need to be additionally arranged during specific construction, and the construction and material cost is saved.
Description
Technical Field
The invention relates to a self-heat-preservation ALC aerated concrete wallboard and a preparation method thereof.
Background
The aerated concrete wallboard is a novel building material which is light, porous, good in fireproof performance, nailable, sawable, planeable and has certain shock resistance. As early as the thirty years, china began to produce this product and was widely used in high-rise frame structure buildings. Is an excellent novel building material and has the advantages of environmental protection and the like. But the aerated concrete wallboard in the existing market does not have the heat preservation function, and needs to hang the heated board in addition outside the wallboard, and the construction degree of difficulty is big and increase material cost.
Disclosure of Invention
In order to solve the technical problems, the invention provides a self-heat-preservation ALC aerated concrete wallboard and a preparation method thereof.
The self-insulation ALC aerated concrete wallboard is prepared from the following raw materials in parts by weight: 25 parts of fly ash, 250 parts of lime, 250 parts of cement, 25 parts of desulfurized gypsum, 100 parts of lightweight aggregate, 20 parts of silica fume, 2 parts of water reducing agent, 2 parts of water glass, 1 part of aluminum sulfate, 0.55 part of aluminum powder, 0.5 part of triethanolamine and 100 parts of water.
According to the self-insulation ALC aerated concrete wallboard, the lightweight aggregate is coal cinder.
The preparation method of the self-insulation ALC aerated concrete wallboard comprises the following steps:
1) putting the following raw materials in parts by weight into a stirring drum for stirring: 25 parts of fly ash, 250 parts of lime, 250 parts of cement, 25 parts of desulfurized gypsum, 100 parts of lightweight aggregate, 20 parts of silica fume, 2 parts of water reducing agent, 2 parts of water glass, 1 part of aluminum sulfate and 100 parts of water, and fully stirring;
2) after uniformly stirring, putting 0.55 weight part of aluminum powder and 0.5 weight part of triethanolamine into the stirring cylinder in the step 1) and fully stirring;
3) pouring the slurry treated in the step 2) into a mould, and removing the template after the slurry is solidified.
According to the preparation method of the self-insulation ALC aerated concrete wallboard, the lightweight aggregate is coal cinder.
Compared with the prior art, the invention has the beneficial effects that: the self-insulation ALC aerated concrete wallboard disclosed by the invention is reasonable in formula and convenient to construct, the strength of the processed wallboard can reach more than 5-10 MPa, the heat conductivity coefficient can reach 0.062-0.12W/M.K, the wallboard has excellent heat insulation performance, a heat insulation plate does not need to be additionally arranged during specific construction, and the construction and material cost is saved.
Detailed Description
The following examples are given to further illustrate the embodiments of the present invention. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Example 1
A self-heat-preservation ALC aerated concrete wallboard is prepared from the following raw materials in parts by weight (kilogram): 25 parts of fly ash, 250 parts of lime, 250 parts of cement, 25 parts of desulfurized gypsum, 100 parts of lightweight aggregate, 20 parts of silica fume, 2 parts of water reducing agent, 2 parts of water glass, 1 part of aluminum sulfate, 0.55 part of aluminum powder, 0.5 part of triethanolamine and 100 parts of water.
According to the self-insulation ALC aerated concrete wallboard, the lightweight aggregate is coal cinder.
The preparation method of the self-insulation ALC aerated concrete wallboard comprises the following steps:
1) the following raw materials in weight (kg) were put into a stirring drum and stirred: 25 parts of fly ash, 250 parts of lime, 250 parts of cement, 25 parts of desulfurized gypsum, 100 parts of lightweight aggregate, 20 parts of silica fume, 2 parts of water reducing agent, 2 parts of water glass, 1 part of aluminum sulfate and 100 parts of water, and fully stirring;
2) after uniformly stirring, putting 0.55 weight part of aluminum powder and 0.5 weight part of triethanolamine into the stirring cylinder in the step 1) and fully stirring;
3) pouring the slurry treated in the step 2) into a mould, and removing the template after the slurry is solidified.
According to the preparation method of the self-insulation ALC aerated concrete wallboard, the lightweight aggregate is coal cinder.
Example 2
A self-heat-preservation ALC aerated concrete wallboard is prepared from the following raw materials in parts by weight (kilogram): 250 parts of fly ash, 2500 parts of lime, 2500 parts of cement, 250 parts of desulfurized gypsum, 1000 parts of lightweight aggregate, 200 parts of silica fume, 20 parts of water reducing agent, 20 parts of water glass, 10 parts of aluminum sulfate, 5.5 parts of aluminum powder, 5 parts of triethanolamine and 1000 parts of water.
The preparation method of the self-insulation ALC aerated concrete wallboard described in this embodiment is the same as that of embodiment 1.
Example 3
A self-heat-preservation ALC aerated concrete wallboard is prepared from the following raw materials in parts by weight (kilogram): the mortar comprises 2500 parts of fly ash, 25000 parts of lime, 25000 parts of cement, 2500 parts of desulfurized gypsum, 10000 parts of lightweight aggregate, 2000 parts of silica fume, 200 parts of water reducing agent, 200 parts of water glass, 100 parts of aluminum sulfate, 55 parts of aluminum powder, 50 parts of triethanolamine and 10000 parts of water.
The self-insulation ALC aerated concrete wallboard can realize the self integration of the wallboard and the insulation board, is simple and convenient to construct and saves the construction and material cost. The wallboard has the mass of 650 plus 800 kg/cubic meter, the strength of 5-10 MPa, the heat conductivity coefficient of 0.062-0.12W/M.K and the fire-proof grade A.
The preparation method of the self-insulation ALC aerated concrete wallboard described in this embodiment is the same as that of embodiment 1.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The self-insulation ALC aerated concrete wallboard is characterized by being prepared from the following raw materials in parts by weight: 25 parts of fly ash, 250 parts of lime, 250 parts of cement, 25 parts of desulfurized gypsum, 100 parts of lightweight aggregate, 20 parts of silica fume, 2 parts of water reducing agent, 2 parts of water glass, 1 part of aluminum sulfate, 0.55 part of aluminum powder, 0.5 part of triethanolamine and 100 parts of water.
2. The self-insulating ALC aerated concrete wallboard of claim 1, characterized in that: the lightweight aggregate is coal cinder.
3. A preparation method of a self-heat-preservation ALC aerated concrete wallboard is characterized by comprising the following steps:
1) putting the following raw materials in parts by weight into a stirring drum for stirring: 25 parts of fly ash, 250 parts of lime, 250 parts of cement, 25 parts of desulfurized gypsum, 100 parts of lightweight aggregate, 20 parts of silica fume, 2 parts of water reducing agent, 2 parts of water glass, 1 part of aluminum sulfate and 100 parts of water, and fully stirring;
2) after uniformly stirring, putting 0.55 weight part of aluminum powder and 0.5 weight part of triethanolamine into the stirring cylinder in the step 1) and fully stirring;
3) pouring the slurry treated in the step 2) into a mould, and removing the template after the slurry is solidified.
4. The preparation method of the self-insulating ALC aerated concrete wallboard according to claim 3, characterized in that in step 1): the lightweight aggregate is coal cinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210100419.9A CN114368956A (en) | 2022-01-27 | 2022-01-27 | Self-heat-preservation ALC aerated concrete wallboard and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210100419.9A CN114368956A (en) | 2022-01-27 | 2022-01-27 | Self-heat-preservation ALC aerated concrete wallboard and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114368956A true CN114368956A (en) | 2022-04-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210100419.9A Pending CN114368956A (en) | 2022-01-27 | 2022-01-27 | Self-heat-preservation ALC aerated concrete wallboard and preparation method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN114368956A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130087075A1 (en) * | 2010-04-29 | 2013-04-11 | Solvay Sa | Process for the Manufacture of Aerated Concrete Construction Materials and Construction Materials Obtained Thereof |
| CN103964889A (en) * | 2014-04-18 | 2014-08-06 | 东南大学 | Aerated concrete prepared from coal ash-nanosilicon dioxide-silica fume as main siliceous material |
| CN104557116A (en) * | 2014-12-30 | 2015-04-29 | 青建集团股份公司 | Aerated concrete block and preparation method thereof |
| CN110734300A (en) * | 2019-10-09 | 2020-01-31 | 湖南工程学院 | aerated concrete blocks and preparation process thereof |
| CN111807858A (en) * | 2020-05-08 | 2020-10-23 | 张延年 | Industrial solid waste autoclaved aerated concrete block and preparation method thereof |
| CN113087479A (en) * | 2020-01-15 | 2021-07-09 | 河南兴安新型建筑材料有限公司 | Novel solid waste environment-friendly autoclaved aerated concrete and preparation method thereof |
| CN113716931A (en) * | 2021-10-13 | 2021-11-30 | 辽宁工业大学 | Non-autoclaved silicomanganese slag aerated concrete thermal insulation building block and preparation method thereof |
-
2022
- 2022-01-27 CN CN202210100419.9A patent/CN114368956A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130087075A1 (en) * | 2010-04-29 | 2013-04-11 | Solvay Sa | Process for the Manufacture of Aerated Concrete Construction Materials and Construction Materials Obtained Thereof |
| CN103964889A (en) * | 2014-04-18 | 2014-08-06 | 东南大学 | Aerated concrete prepared from coal ash-nanosilicon dioxide-silica fume as main siliceous material |
| CN104557116A (en) * | 2014-12-30 | 2015-04-29 | 青建集团股份公司 | Aerated concrete block and preparation method thereof |
| CN110734300A (en) * | 2019-10-09 | 2020-01-31 | 湖南工程学院 | aerated concrete blocks and preparation process thereof |
| CN113087479A (en) * | 2020-01-15 | 2021-07-09 | 河南兴安新型建筑材料有限公司 | Novel solid waste environment-friendly autoclaved aerated concrete and preparation method thereof |
| CN111807858A (en) * | 2020-05-08 | 2020-10-23 | 张延年 | Industrial solid waste autoclaved aerated concrete block and preparation method thereof |
| CN113716931A (en) * | 2021-10-13 | 2021-11-30 | 辽宁工业大学 | Non-autoclaved silicomanganese slag aerated concrete thermal insulation building block and preparation method thereof |
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Application publication date: 20220419 |
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