CN111138111A - Early-strength waterproof foam concrete foaming agent - Google Patents
Early-strength waterproof foam concrete foaming agent Download PDFInfo
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- CN111138111A CN111138111A CN202010030294.8A CN202010030294A CN111138111A CN 111138111 A CN111138111 A CN 111138111A CN 202010030294 A CN202010030294 A CN 202010030294A CN 111138111 A CN111138111 A CN 111138111A
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- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
Abstract
The invention provides an early-strength waterproof foam concrete foaming agent which comprises the following raw material components in parts by weight: water: 100 parts of (A); foaming components: 9-15 parts of potassium laureth phosphate, 4-8 parts of lauramidopropyl hydroxysulfobetaine and 3-6 parts of coconut diethanolamide; foam stabilizing component: 1-2 parts of Arabic gum, 0.8-2 parts of pentasodium triphosphate and 0.5-1.2 parts of ammonium chloride; early strength components: 1.5-3 parts of sodium sulfate and 1-2.5 parts of sodium carbonate; a waterproof component: 1.2 to 2.5 portions of sodium methyl silicate. The invention can improve the foam stability and the foam concrete slurry stability, increase the pouring height of the disposable foam concrete, improve the construction efficiency, and simultaneously can improve the early strength of the foam concrete and the waterproofness of the foam concrete.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of building materials, in particular to an early-strength waterproof foam concrete foaming agent.
[ background of the invention ]
In recent years, foam concrete is increasingly applied to the aspects of abutment back backfill, roadbed filling, roof insulation, light insulation wallboard and tunnel top relief backfill and the like due to the characteristics of light weight, high fluidity, heat preservation, high construction efficiency and the like, but in the market application process, the problems of poor slurry stability, mould collapse, one-time pouring height difference, high water absorption rate and the like of the prepared foam concrete are caused due to the poor stability of a foaming agent, and along with the large application of a large amount of admixture in the foam concrete, the problem of slow construction progress caused by low early strength and the like also occurs, so that the further popularization and use of the foam concrete are influenced.
In order to solve the technical problems, the invention provides an early-strength waterproof foam concrete foaming agent.
[ summary of the invention ]
The technical problem to be solved by the invention is to provide an early-strength waterproof foam concrete foaming agent, which can improve the foam stability and the foam concrete slurry stability, increase the pouring height of disposable foam concrete, improve the construction efficiency, and simultaneously improve the early strength and the waterproofness of the foam concrete.
The invention is realized by the following steps:
the early-strength waterproof foam concrete foaming agent comprises the following raw material components in parts by weight:
water: 100 parts of (A);
foaming components: 9-15 parts of potassium laureth phosphate, 4-8 parts of lauramidopropyl hydroxysulfobetaine and 3-6 parts of coconut diethanolamide;
foam stabilizing component: 1-2 parts of Arabic gum, 0.8-2 parts of pentasodium triphosphate and 0.5-1.2 parts of ammonium chloride;
early strength components: 1.5-3 parts of sodium sulfate and 1-2.5 parts of sodium carbonate; a waterproof component: 1.2 to 2.5 portions of sodium methyl silicate.
The invention has the following advantages:
1) the invention adds three surfactants with better compatibility, namely, the potassium laureth phosphate, the lauramidopropyl hydroxysulfobetaine and the coconut diethanolamide, and has fine and uniform foam and high foaming ratio; 2) according to the foam concrete, three materials, namely arabic gum, pentasodium triphosphate and ammonium chloride are added for coordinated foam stabilization, so that the foam stabilization performance is improved, the foam concrete is reduced in mould collapse, the one-time pouring height is increased, and the construction efficiency is improved; 3) the early strength components of sodium sulfate and sodium carbonate are added, so that the strength of the cement-based material in contact with the foam is developed quickly, and the early strength is improved; 4) according to the invention, sodium methyl silicate is added, and after hardening, a waterproof film is formed on the inner wall of the foam concrete pore structure, so that the waterproof performance of the foam concrete is improved, and the water absorption rate is reduced.
[ detailed description ] embodiments
The invention relates to an early-strength waterproof foam concrete foaming agent, which comprises the following raw material components in parts by weight:
water: 100 parts of (A);
foaming components: 9-15 parts of potassium laureth phosphate, 4-8 parts of lauramidopropyl hydroxysulfobetaine and 3-6 parts of coconut diethanolamide;
foam stabilizing component: 1-2 parts of Arabic gum, 0.8-2 parts of pentasodium triphosphate and 0.5-1.2 parts of ammonium chloride;
early strength components: 1.5-3 parts of sodium sulfate and 1-2.5 parts of sodium carbonate; a waterproof component: 1.2 to 2.5 portions of sodium methyl silicate.
The present invention will be further described with reference to the following specific examples.
Example one
Weighing 100 parts of water; 9.5 parts of potassium laureth phosphate, 8 parts of lauramidopropyl hydroxysulfobetaine and 5 parts of coconut diethanolamide; 1.2 parts of Arabic gum, 1.5 parts of pentasodium triphosphate and 0.9 part of ammonium chloride; 1.6 parts of sodium sulfate and 2.5 parts of sodium carbonate; 1.8 parts of sodium methylsilicate, and uniformly mixing the components to prepare the foaming agent. And (4) performing a foaming agent performance test by referring to JG/T266-2011 foam concrete. And the foaming agent prepared in the embodiment is used for preparing A05-grade foam concrete, and 3d strength, 28d strength and water absorption rate performance tests are carried out, and the test results are shown in Table 1.
Example two
Weighing 100 parts of water; 12 parts of potassium laureth phosphate, 5 parts of lauramidopropyl hydroxysulfobetaine and 4.5 parts of coconut diethanolamide; 1.9 parts of Arabic gum, 1 part of pentasodium triphosphate and 0.6 part of ammonium chloride; 2.5 parts of sodium sulfate and 2 parts of sodium carbonate; 2 parts of sodium methylsilicate, and uniformly mixing the components to prepare the foaming agent. And (4) performing a foaming agent performance test by referring to JG/T266-2011 foam concrete. And the foaming agent prepared in the embodiment is used for preparing A05-grade foam concrete, and 3d strength, 28d strength and water absorption rate performance tests are carried out, and the test results are shown in Table 1.
EXAMPLE III
Weighing 100 parts of water; 14 parts of potassium laureth phosphate, 6 parts of lauramidopropyl hydroxysulfobetaine and 4 parts of coconut diethanolamide; 1.5 parts of Arabic gum, 1.8 parts of pentasodium triphosphate and 1 part of ammonium chloride; 1.6 parts of sodium sulfate and 2.2 parts of sodium carbonate; 1.4 parts of sodium methylsilicate, and uniformly mixing the components to prepare the foaming agent. And (4) performing a foaming agent performance test by referring to JG/T266-2011 foam concrete. And the foaming agent prepared in the embodiment is used for preparing A05-grade foam concrete, and 3d strength, 28d strength and water absorption rate performance tests are carried out, and the test results are shown in Table 1.
Comparative example
A commercially available compound type foaming agent is adopted, and the performance test of the foaming agent is carried out by referring to JG/T266-2011 foam concrete. And the foaming agent prepared in the embodiment is used for preparing A05-grade foam concrete, and 3d strength, 28d strength and water absorption rate performance tests are carried out, and the test results are shown in Table 1.
TABLE 1 foaming agent and foam concrete Performance test results
As can be seen from the table, the foam concrete using the foaming agent of the present invention has a higher expansion ratio, a lower settling distance, a lower bleeding amount, a higher early strength, a lower water absorption, and a distinct advantage, as compared to the foam concrete using the conventional composite foaming agent.
In conclusion, the invention has the following advantages:
1) the invention adds three surfactants with better compatibility, namely, the potassium laureth phosphate, the lauramidopropyl hydroxysulfobetaine and the coconut diethanolamide, and has fine and uniform foam and high foaming ratio; 2) according to the foam concrete, three materials, namely arabic gum, pentasodium triphosphate and ammonium chloride are added for coordinated foam stabilization, so that the foam stabilization performance is improved, the foam concrete is reduced in mould collapse, the one-time pouring height is increased, and the construction efficiency is improved; 3) the early strength components of sodium sulfate and sodium carbonate are added, so that the strength of the cement-based material in contact with the foam is developed quickly, and the early strength is improved; 4) according to the invention, sodium methyl silicate is added, and after hardening, a waterproof film is formed on the inner wall of the foam concrete pore structure, so that the waterproof performance of the foam concrete is improved, and the water absorption rate is reduced.
Although specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the appended claims.
Claims (1)
1. The early-strength waterproof foam concrete foaming agent is characterized in that: the foaming agent comprises the following raw material components in parts by weight:
water: 100 parts of (A);
foaming components: 9-15 parts of potassium laureth phosphate, 4-8 parts of lauramidopropyl hydroxysulfobetaine and 3-6 parts of coconut diethanolamide;
foam stabilizing component: 1-2 parts of Arabic gum, 0.8-2 parts of pentasodium triphosphate and 0.5-1.2 parts of ammonium chloride;
early strength components: 1.5-3 parts of sodium sulfate and 1-2.5 parts of sodium carbonate; a waterproof component: 1.2 to 2.5 portions of sodium methyl silicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010030294.8A CN111138111B (en) | 2020-01-13 | 2020-01-13 | Early-strength waterproof foam concrete foaming agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010030294.8A CN111138111B (en) | 2020-01-13 | 2020-01-13 | Early-strength waterproof foam concrete foaming agent |
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| Publication Number | Publication Date |
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| CN111138111A true CN111138111A (en) | 2020-05-12 |
| CN111138111B CN111138111B (en) | 2022-01-28 |
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| CN202010030294.8A Active CN111138111B (en) | 2020-01-13 | 2020-01-13 | Early-strength waterproof foam concrete foaming agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112745053A (en) * | 2021-02-23 | 2021-05-04 | 国网河南省电力公司南召县供电公司 | Foam concrete foaming agent for electric power construction and preparation method thereof |
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| CN101224957A (en) * | 2008-02-01 | 2008-07-23 | 中国日用化学工业研究院 | Foaming agent for civil construction as well as preparation method and use thereof |
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| CN102504788A (en) * | 2011-10-25 | 2012-06-20 | 中国石油天然气股份有限公司 | Foaming agent suitable for oil-field development |
| CN102887663A (en) * | 2012-10-15 | 2013-01-23 | 同济大学 | Compound foaming agent for foam concrete and preparation method thereof |
| CN103288379A (en) * | 2013-05-15 | 2013-09-11 | 南京航空航天大学 | Novel foam concrete foam stabilizer and preparation method thereof |
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| CN107902947A (en) * | 2017-10-16 | 2018-04-13 | 广东盛瑞科技股份有限公司 | A kind of concrete foamer and preparation method thereof |
| CN107954630A (en) * | 2017-10-13 | 2018-04-24 | 广东盛瑞科技股份有限公司 | Hydroxy compound species composite foamable agent and preparation method thereof |
| CN108623243A (en) * | 2017-03-20 | 2018-10-09 | 上海天利商品混凝土有限公司 | A kind of flame-retardant high-strength foam concrete and preparation method |
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2020
- 2020-01-13 CN CN202010030294.8A patent/CN111138111B/en active Active
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| CN101224957A (en) * | 2008-02-01 | 2008-07-23 | 中国日用化学工业研究院 | Foaming agent for civil construction as well as preparation method and use thereof |
| CN101462844A (en) * | 2009-01-08 | 2009-06-24 | 广州澳润合成材料有限公司 | Environment protection type efficient aerating powder for shield construction |
| CN102504788A (en) * | 2011-10-25 | 2012-06-20 | 中国石油天然气股份有限公司 | Foaming agent suitable for oil-field development |
| CN102887663A (en) * | 2012-10-15 | 2013-01-23 | 同济大学 | Compound foaming agent for foam concrete and preparation method thereof |
| CN103288379A (en) * | 2013-05-15 | 2013-09-11 | 南京航空航天大学 | Novel foam concrete foam stabilizer and preparation method thereof |
| CN104177118A (en) * | 2014-08-04 | 2014-12-03 | 中建商品混凝土（福建）有限公司 | Early-strength composite foam concrete foaming agent and preparation method thereof |
| CN105016770A (en) * | 2015-07-09 | 2015-11-04 | 河南华泰建材开发有限公司 | Bridge span reduction method and special-purposed bridge span reduction backfill material |
| CN108623243A (en) * | 2017-03-20 | 2018-10-09 | 上海天利商品混凝土有限公司 | A kind of flame-retardant high-strength foam concrete and preparation method |
| CN107954630A (en) * | 2017-10-13 | 2018-04-24 | 广东盛瑞科技股份有限公司 | Hydroxy compound species composite foamable agent and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112745053A (en) * | 2021-02-23 | 2021-05-04 | 国网河南省电力公司南召县供电公司 | Foam concrete foaming agent for electric power construction and preparation method thereof |
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| Publication number | Publication date |
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| CN111138111B (en) | 2022-01-28 |
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