CN111777364A - Foam concrete strong heat insulation plate and manufacturing method thereof - Google Patents
Foam concrete strong heat insulation plate and manufacturing method thereof Download PDFInfo
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- CN111777364A CN111777364A CN202010615639.6A CN202010615639A CN111777364A CN 111777364 A CN111777364 A CN 111777364A CN 202010615639 A CN202010615639 A CN 202010615639A CN 111777364 A CN111777364 A CN 111777364A
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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
- 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
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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
- 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
-
- 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
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent 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
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a foam concrete strong heat insulation plate and a manufacturing method thereof, wherein the foam concrete strong heat insulation plate comprises the following components in parts by weight: 100 portions of cement and 200 portions of cement; 1-5 parts of fly ash; 10-40 parts of tap water; 10-15 parts of original ecological foaming particles; 707 emulsion 10-15 parts; 1-4 parts of aerogel particles; 1-10 parts of tensile fiber; 1-10 parts of cellulose; 1-10 parts of wood fiber; 1-10 parts of enhancer. The manufacturing method comprises the following steps: putting cement, fly ash and tap water into a stirrer together for stirring, then sequentially adding the original ecological foaming particles for stirring and 707 emulsion, then adding the aerogel particles for stirring, sequentially adding the tensile fiber, the cellulose, the wood fiber and the reinforcing agent while uniformly stirring, and putting the mixture on a production line through a storage bin for production, maintenance and molding. The invention has the advantages of no combustion, no smoke toxicity, high heat-resisting temperature and the like.
Description
Technical Field
The invention relates to a building material, in particular to a foam concrete strong heat-preservation plate and a manufacturing method thereof.
Background
In the present society, energy crisis exists in the world, China also faces huge challenges, and the energy supply and the demand are seriously unbalanced, so that the energy-saving problem becomes a social hotspot problem and is widely concerned. Because the energy directly and indirectly consumed by the buildings in China in the construction and use processes accounts for 46.7 percent of the total energy consumption of the whole society, the energy consumed by heating in unit building area is more than 3 times of that of developed countries, and 97 percent of the existing buildings with the size of nearly 400 hundred million square meters belong to high-energy-consumption buildings, the reduction of the building energy consumption becomes an important subject for solving the energy problem and ensuring the sustainable development in China.
In recent years, in China, materials such as molded polystyrene, extruded polystyrene, phenolic resin, polyurethane and the like are widely applied due to low thermal conductivity, light weight and convenient construction, and play a great role in the building heat preservation industry. Meanwhile, the composite material has the defects of easy combustion, large volatilization of toxic substances, high toxicity, low heat-resistant temperature and the like, so that the composite material is greatly limited in the aspect of building heat preservation application.
Therefore, the development of a foam concrete strong thermal insulation board and a manufacturing method thereof become problems to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to solve the defects and provides the high-strength foam concrete thermal insulation board which does not burn, does not generate volatilization of toxic substances, is high-temperature resistant and has high strength and the manufacturing method thereof.
The above object of the present invention is achieved by the following technical means: a foam concrete strong heat insulation plate comprises the following components in parts by weight:
100 portions of cement and 200 portions of cement;
1-5 parts of fly ash;
10-40 parts of tap water;
10-15 parts of original ecological foaming particles;
707 emulsion 10-15 parts;
1-4 parts of aerogel particles;
1-10 parts of tensile fiber;
1-10 parts of cellulose;
1-10 parts of wood fiber;
1-10 parts of enhancer.
Preferably, the foam concrete strong heat insulation plate comprises the following components in parts by weight:
120 portions of cement and 180 portions of cement;
2-4 parts of fly ash;
20-30 parts of tap water;
11-14 parts of original ecological foaming particles;
707 emulsion 11-14 parts;
2-3 parts of aerogel particles;
4-7 parts of tensile fiber;
4-7 parts of cellulose;
4-7 parts of wood fiber;
4-7 parts of enhancer.
Preferably, the foam concrete strong heat insulation plate comprises the following components in parts by weight:
150 parts of cement;
3 parts of fly ash;
25 parts of tap water;
12.5 parts of original ecological foaming particles;
707 emulsion 12.5 parts;
2.5 parts of aerogel particles;
5.5 parts of tensile fiber;
5.5 parts of cellulose;
5.5 parts of wood fiber;
5.5 parts of enhancer.
The invention relates to a method for manufacturing a foam concrete strong heat insulation plate, which comprises the following steps:
(1) putting cement, fly ash and tap water into a stirrer together, and stirring to obtain a first mixture;
(2) sequentially adding the original ecological foaming particles into the first mixture, stirring and 707 emulsion to obtain a second mixture;
(3) putting aerogel particles into the second mixture, stirring, sequentially putting the tension resistant fiber, the cellulose, the wood fiber and the reinforcing agent while uniformly stirring, and uniformly stirring to obtain a third mixture;
(4) and putting the third mixture on a production line through a storage bin for manufacturing, maintaining and forming.
Compared with the prior art, the invention has the advantages that: the invention adopts a method of combining a plurality of heat-insulating materials, and thoroughly solves the defects of easy combustion, large volatilization of toxic substances, high toxicity, low heat-resisting temperature and the like of the existing building heat-insulating material. Has the advantages of no combustion, no smoke toxicity, high heat-resisting temperature, etc.
The following technical problems are thoroughly solved:
firstly, the fire-proof problem of the foam heat-insulating material is solved.
Secondly, the problem of environmental protection and energy conservation of the heat-insulating material is solved.
Thirdly, the problems of water resistance and water resistance of the heat-insulating material are solved.
Fourthly, the problem that the tensile strength, the compressive strength, the breaking strength and the bonding strength of the heat-insulating material are low is solved.
And fifthly, the problems of low heat conductivity coefficient and poor heat insulation effect of the A-grade heat insulation material are solved.
And sixthly, the problems of poor weather resistance, aging resistance and freeze-thaw resistance of the heat-insulating material are solved.
And seventhly, the problem of low bonding fastness of the heat-insulating material with the wall and the veneer layer is solved.
And eighth, the problem of integration of the heat-insulating material with the building wall and the veneer layer is solved.
Detailed Description
The present invention will be described in more detail with reference to examples.
Example 1: a foam concrete strong heat insulation plate comprises the following components in parts by weight: 100 parts of cement; 1 part of fly ash; 10 parts of tap water; 10 parts of original ecological foaming particles; 707 parts of emulsion; 1 part of aerogel particles; 1 part of tensile fiber; 1 part of cellulose; 1 part of wood fiber; 1 part of intensifier. The manufacturing method comprises the following steps:
(1) putting cement, fly ash and tap water into a stirrer together, and stirring to obtain a first mixture;
(2) sequentially adding the original ecological foaming particles into the first mixture, stirring and 707 emulsion to obtain a second mixture;
(3) putting aerogel particles into the second mixture, stirring, sequentially putting tensile fiber, cellulose, wood fiber and a reinforcing agent while uniformly stirring, and uniformly stirring to obtain a third mixture;
(4) and putting the third mixture on a production line through a storage bin for manufacturing, maintaining and forming.
Example 2: a foam concrete strong heat insulation plate comprises the following components in parts by weight: 120 parts of cement; 2 parts of fly ash; 20 parts of tap water; 11 parts of original ecological foaming particles; 707 parts of emulsion; 2 parts of aerogel particles; 3 parts of tensile fiber; 3 parts of cellulose; 3 parts of wood fiber; and 3 parts of enhancer. The manufacturing method comprises the following steps:
(1) putting cement, fly ash and tap water into a stirrer together, and stirring to obtain a first mixture;
(2) sequentially adding the original ecological foaming particles into the first mixture, stirring and 707 emulsion to obtain a second mixture;
(3) putting aerogel particles into the second mixture, stirring, sequentially putting tensile fiber, cellulose, wood fiber and a reinforcing agent while uniformly stirring, and uniformly stirring to obtain a third mixture;
(4) and putting the third mixture on a production line through a storage bin for manufacturing, maintaining and forming.
Example 3: a foam concrete strong heat insulation plate comprises the following components in parts by weight: 150 parts of cement; 3 parts of fly ash; 25 parts of tap water; 12.5 parts of original ecological foaming particles; 707 emulsion 12.5 parts; 2.5 parts of aerogel particles; 5.5 parts of tensile fiber; 5.5 parts of cellulose; 5.5 parts of wood fiber; 5.5 parts of enhancer. The manufacturing method comprises the following steps:
(1) putting cement, fly ash and tap water into a stirrer together, and stirring to obtain a first mixture;
(2) sequentially adding the original ecological foaming particles into the first mixture, stirring and 707 emulsion to obtain a second mixture;
(3) putting aerogel particles into the second mixture, stirring, sequentially putting tensile fiber, cellulose, wood fiber and a reinforcing agent while uniformly stirring, and uniformly stirring to obtain a third mixture;
(4) and putting the third mixture on a production line through a storage bin for manufacturing, maintaining and forming.
Example 4: a foam concrete strong heat insulation plate comprises the following components in parts by weight: 170 parts of cement; 4 parts of fly ash; 30 parts of tap water; 14 parts of original ecological foaming particles; 707 parts of emulsion; 3 parts of aerogel particles; (ii) a 7 parts of tensile fiber; 7 parts of cellulose; 7 parts of wood fiber; 7 parts of enhancer. The manufacturing method comprises the following steps:
(1) putting cement, fly ash and tap water into a stirrer together, and stirring to obtain a first mixture;
(2) sequentially adding the original ecological foaming particles into the first mixture, stirring and 707 emulsion to obtain a second mixture;
(3) putting aerogel particles into the second mixture, stirring, sequentially putting tensile fiber, cellulose, wood fiber and a reinforcing agent while uniformly stirring, and uniformly stirring to obtain a third mixture;
(4) and putting the third mixture on a production line through a storage bin for manufacturing, maintaining and forming.
Example 5: a foam concrete strong heat insulation plate comprises the following components in parts by weight: 200 parts of cement; 5 parts of fly ash; 40 parts of tap water; 15 parts of original ecological foaming particles; 707 parts of emulsion; 4 parts of aerogel particles; 10 parts of tensile fiber; 10 parts of cellulose; 10 parts of wood fiber; 1-10 parts of enhancer. The manufacturing method comprises the following steps:
(1) putting cement, fly ash and tap water into a stirrer together, and stirring to obtain a first mixture;
(2) sequentially adding the original ecological foaming particles into the first mixture, stirring and 707 emulsion to obtain a second mixture;
(3) putting aerogel particles into the second mixture, stirring, sequentially putting tensile fiber, cellulose, wood fiber and a reinforcing agent while uniformly stirring, and uniformly stirring to obtain a third mixture;
(4) and putting the third mixture on a production line through a storage bin for manufacturing, maintaining and forming.
The foam concrete strong heat-insulation plate has the following excellent performances:
1. the flame retardant effect reaches A2 level;
2. apparent density of 100-
3. The heat conductivity coefficient is 0.036-0.045W/m.k;
4. the compressive strength is more than or equal to 0.30 Mpa;
5. the tensile strength is more than or equal to 0.10 Mpa;
6. the breaking strength is more than or equal to 0.20 Mpa;
7. the water absorption is less than or equal to 6 percent.
The product obtained in the example is subjected to performance detection, and the specific results are shown in the table:
the dry apparent density detection method is in accordance with GB/T6343-2009.
The detection method of the compressive strength is in accordance with GB/T8813-2008.
Tensile Strength testing method was according to JG 149-2003.
The volume water absorption detection method is in accordance with GB/T5486-2008.
The heat conduction water absorption detection method is in accordance with GB/T10294-2008.
| Detecting items | Standard requirements | Example of the implementation |
| Combustion performance | Grade A2 | Grade A2 |
| Apparent density Kg/m3 | ≤220 | 160 |
| Compressive strength, Mpa | ≥0.30 | 0.43 |
| Tensile strength, Mpa | ≥0.10 | 0.19 |
| Volume water absorption% | ≤10 | 5 |
| Coefficient of thermal conductivity, W/(m.K) | ≤0.045 | 0.045 |
| Flexural strength | ≥0.20 | 0.35 |
| Coefficient of softening | ≥0.70 | 0.75 |
| Coefficient of carbonization | ≥0.70 | 0.8 |
The product obtained by the embodiment of the invention meets the technical index requirements in Hebei province local standard DB 13/T1704-2013 inorganic fireproof heat-insulation board for building exterior walls.
The combustion performance of each of the examples was examined and is shown in the following table:
the combustion heat value detection method is in accordance with GB/T14402-2007.
The detection method of the smoke toxicity is in accordance with GB/T20285-2006.
The detection methods of the flame growth rate index (FIGRA), the total heat release amount in 600s (THR 600 s) and the flame transverse propagation Length (LFS) are in accordance with GB/T20284-2006.
The detection method of the smoke generation rate index (SMOGRA) and the total smoke yield (TSP 600) in 600s meets GB/T20284-2006.
The detection method of the combustion drops/particles conforms to GB/T20284-2006.
Examples combustion performance testing of the products.
| Detecting items | Standard requirements | Example of the implementation |
| Heat value of combustion MJ/K | ≤3.0 | 2.0 |
| Toxicity of cigarette | Up to ZA1 level | ZA1 stage |
| FIGRA，W/S | ≤120 | 102 |
| THR600s | ≤7.5 | 2.9 |
| LFS,m | < edge of sample | Meets the requirements |
| SMOGRA，m2/s | ≤30 | 1 |
| TSP600sm | ≤50 | 8 |
| Burning drips/particles | 600s without inner | Meets the requirements |
The invention is suitable for various newly-built external thermal insulation systems of the external wall; the method is suitable for the transformation of external thermal insulation systems of the external walls of various old houses; the heat preservation effect is good; energy conservation and environmental protection; the whole is decorative and beautiful; the construction is simple and the cost is low; weather resistance and long service life; the bonding fastness with the wall is high; the process is most advanced compared with the European technology; the exterior facing is not cracked and not fallen off, there is no cold and hot bridge problem.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (4)
1. The utility model provides a mould bubble concrete power thermal-insulation board which characterized in that: the composition comprises the following components in parts by weight:
100 portions of cement and 200 portions of cement;
1-5 parts of fly ash;
10-40 parts of tap water;
10-15 parts of original ecological foaming particles;
707 emulsion 10-15 parts;
1-4 parts of aerogel particles;
1-10 parts of tensile fiber;
1-10 parts of cellulose;
1-10 parts of wood fiber;
1-10 parts of enhancer.
2. The foam concrete strong heat insulation board according to claim 1, characterized in that: the composition comprises the following components in parts by weight:
120 portions of cement and 180 portions of cement;
2-4 parts of fly ash;
20-30 parts of tap water;
11-14 parts of original ecological foaming particles;
707 emulsion 11-14 parts;
2-3 parts of aerogel particles;
4-7 parts of tensile fiber;
4-7 parts of cellulose;
4-7 parts of wood fiber;
4-7 parts of enhancer.
3. The foam concrete strong heat insulation board according to claim 1, characterized in that: the composition comprises the following components in parts by weight:
150 parts of cement;
3 parts of fly ash;
25 parts of tap water;
12.5 parts of original ecological foaming particles;
707 emulsion 12.5 parts;
2.5 parts of aerogel particles;
5.5 parts of tensile fiber;
5.5 parts of cellulose;
5.5 parts of wood fiber;
5.5 parts of enhancer.
4. A method for manufacturing a foam concrete strong heat insulation plate is characterized by comprising the following steps: the method comprises the following steps:
(1) putting cement, fly ash and tap water into a stirrer together, and stirring to obtain a first mixture;
(2) sequentially adding the original ecological foaming particles into the first mixture, stirring and 707 emulsion to obtain a second mixture;
(3) putting aerogel particles into the second mixture, stirring, sequentially putting tensile fiber, cellulose, wood fiber and a reinforcing agent while uniformly stirring, and uniformly stirring to obtain a third mixture;
(4) and putting the third mixture on a production line through a storage bin for manufacturing, maintaining and forming.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010615639.6A CN111777364A (en) | 2020-07-01 | 2020-07-01 | Foam concrete strong heat insulation plate and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010615639.6A CN111777364A (en) | 2020-07-01 | 2020-07-01 | Foam concrete strong heat insulation plate and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111777364A true CN111777364A (en) | 2020-10-16 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010615639.6A Pending CN111777364A (en) | 2020-07-01 | 2020-07-01 | Foam concrete strong heat insulation plate and manufacturing method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103771802A (en) * | 2014-01-10 | 2014-05-07 | 孙立恒 | Environment-friendly and energy-saving type level-A fireproof insulating high-strength plate for molding foam and preparation method thereof |
| WO2018040558A1 (en) * | 2016-08-30 | 2018-03-08 | 卓达新材料科技集团威海股份有限公司 | Method for preparing aerogel composite sandstone plate with construction waste as aggregate and industrial solid waste as admixture |
| CN108585927A (en) * | 2018-07-13 | 2018-09-28 | 深圳中天精装股份有限公司 | A kind of nano-cellulose aerogel thermal insulation board and preparation method thereof |
| CN109721312A (en) * | 2019-03-13 | 2019-05-07 | 北京新时代寰宇科技发展有限公司 | A kind of A grades of non-ignitable aeroge polyphenylene heat insulation slab and preparation method thereof |
| CN111233386A (en) * | 2020-03-20 | 2020-06-05 | 刘川 | Aerogel particle composite insulation board and preparation method thereof |
-
2020
- 2020-07-01 CN CN202010615639.6A patent/CN111777364A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103771802A (en) * | 2014-01-10 | 2014-05-07 | 孙立恒 | Environment-friendly and energy-saving type level-A fireproof insulating high-strength plate for molding foam and preparation method thereof |
| WO2018040558A1 (en) * | 2016-08-30 | 2018-03-08 | 卓达新材料科技集团威海股份有限公司 | Method for preparing aerogel composite sandstone plate with construction waste as aggregate and industrial solid waste as admixture |
| CN108585927A (en) * | 2018-07-13 | 2018-09-28 | 深圳中天精装股份有限公司 | A kind of nano-cellulose aerogel thermal insulation board and preparation method thereof |
| CN109721312A (en) * | 2019-03-13 | 2019-05-07 | 北京新时代寰宇科技发展有限公司 | A kind of A grades of non-ignitable aeroge polyphenylene heat insulation slab and preparation method thereof |
| CN111233386A (en) * | 2020-03-20 | 2020-06-05 | 刘川 | Aerogel particle composite insulation board and preparation method thereof |
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