CN108503385A - A kind of heat preservation prepared using industrial slag, acoustic material and preparation method thereof - Google Patents
A kind of heat preservation prepared using industrial slag, acoustic material and preparation method thereof Download PDFInfo
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- CN108503385A CN108503385A CN201810339213.5A CN201810339213A CN108503385A CN 108503385 A CN108503385 A CN 108503385A CN 201810339213 A CN201810339213 A CN 201810339213A CN 108503385 A CN108503385 A CN 108503385A
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Abstract
The invention discloses a kind of heat preservation prepared using industrial slag, acoustic material, preparation method is：Industrial slag powder, 60 80 parts of ceramic clay, 10 20 parts of volcanic ash, 10 15 parts of aluminium oxide, 20 30 parts of obsidian powder, 25 parts of high-level laterite, 38 parts of calcium chloride, 13 parts of calcium sulfate, 45 parts of graphite, 20 30 parts of the glass fibre of 100 120 parts of activation are weighed by mass fraction, and be added in batch mixer and mixed, 80 150 parts of water is added after mixing and is mixed；Material after mixing is added in mold and carries out compression molding, obtains molding board raw material；After 20 30h of board raw material standing will be molded, dry molding board raw material is obtained；Dry molding board raw material is subjected to calcination processing, what is then obtained after it is cooled to room temperature is heat preservation, acoustic material.The present invention makes industrial slag rationally and effectively utilize, while can also improve heat preservation, the heat preservation of acoustic material, sound insulation and mechanical property.
Description
Technical field
The invention belongs to keep the temperature, acoustic material technical field, relate particularly to a kind of guarantor prepared using industrial slag
Temperature, acoustic material and preparation method thereof.
Background technology
Industrial slag includes blast furnace slag, waste gypsum etc..Blast furnace slag is the non-volatilization component shape due to during blast furnace ironmaking
At solid waste；Waste gypsum is with a kind of calcium sulfate industrial residue as main component.And few industry in the prior art
The relevant report that slag is rationally and effectively utilized again, therefore, it is seen that environment is not only polluted in the accumulation of these industrial slags, also
Largely result in waste of resources.
Energy saving is the strategic emphasis of China's economic development.Specifically in building materials field, the Ministry of Construction of China has promulgated multiple
Civil Building Energy Conservation design standard.Development of Novel construction material is to improve to reduce the energy loss of architectural exterior-protecting construction
One of the major measure of building energy utilization ratio.Meanwhile with the continuous propulsion of green housing construction, there is heat preservation, sound insulation
The market demand of functional material is also increasing.Existing heat preservation, acoustic material integral heat insulation, soundproof effect are poor, Er Qieqiang
Degree is weaker, is easily damaged in the construction process, cannot be satisfied the needs of current construction.
The present invention provides a kind of heat preservation prepared using industrial slag, acoustic material and preparation method thereof, makes industrial slag
It rationally and effectively utilizes, while heat preservation, the heat preservation of acoustic material, sound insulation and mechanical property can also be improved.
Invention content
The object of the present invention is to provide it is a kind of using industrial slag prepare have good heat preservation and soundproof effect heat preservation,
Acoustic material and preparation method thereof.
To achieve the above object, the technical scheme is that：
It is a kind of using industrial slag prepare heat preservation, acoustic material, raw material is by the work that mass fraction includes 100-120 parts
The industrial slag powder of change, 60-80 parts of ceramic clay, 10-20 parts of volcanic ash, 10-15 parts of aluminium oxide, 20-30 parts black
Sunlight stone powder, 2-5 parts of high-level laterite, 3-8 parts of calcium chloride, 1-3 parts of calcium sulfate, 4-5 parts of graphite, 20-30 parts of glass
Glass fiber and 80-150 parts of water.
Further, the industrial slag powder of activation is to put industrial slag powder after crushing industrial slag
Enter in reaction kettle, phosphoric acid solution is then added, reaction is stirred, then the material after reaction is filtered, after obtaining filter residue
Carry out drying and processing, the industrial slag powder activated.
Further, industrial slag powder and ceramic clay, volcanic ash, aluminium oxide, obsidian powder, high-level laterite,
Calcium chloride, calcium sulfate, graphite, glass fibre grain size be 100-200 mesh.
Further, a concentration of 1-2mol/L of phosphoric acid solution.
Further, mixing speed is 600-1000rpm, mixing time 1-2h when being stirred to react.
It is a kind of using industrial slag prepare heat preservation, acoustic material preparation method, include the following steps：
(1) industrial residue powder, ceramic clay, volcanic ash, aluminium oxide, the obsidian powder of activation are weighed by above-mentioned mass fraction
End, high-level laterite, calcium chloride, calcium sulfate, graphite, glass fibre, and be added in batch mixer and mixed, add after mixing
Enter 80-150 parts of water to be mixed；
(2) material in above-mentioned steps after mixing is added in mold and carries out compression molding, obtain molding board raw material；
(3) after the molding board raw material in above-mentioned steps being stood 20-30h, dry molding board raw material is obtained；
(4) the molding board raw material of the drying in above-mentioned steps is subjected to calcination processing, then after it is cooled to room temperature
To be heat preservation, acoustic material.
Further, the thickness of compression molding is more than 2mm in step (2).
Further, the process that calcination is handled in step (4) is as follows：From room temperature with the heating rate of 5-10 DEG C/min into
Row heating, after being warming up to 1000-2000 DEG C, constant temperature calcination 1-2h.
Compared with prior art, it is an advantage of the invention that：
1, industrial slag after treatment is added other auxiliary materials and is prepared into heat preservation, acoustic material by the present invention,
The principle that can become gas under the high temperature conditions using the carbon in industrial slag and part auxiliary material, make preparation heat preservation, every
There is a large amount of gap in sound material, and gap can be good at preventing the propagation of sound inside, play the effect of sound insulation,
The sound transmission loss of heat preservation, acoustic material prepared by the present invention can reach 39dB or more, and sound transmission loss is bigger to illustrate that soundproof effect is more preferable；
In addition, the thermal coefficient that a large amount of gap reduces material in heat preservation, acoustic material reaches to reduce the transmission of heat
The thermal coefficient of the effect of heat preservation, heat preservation, acoustic material prepared by the present invention is less than 0.10W/mK, and thermal coefficient is smaller, protects
Warm nature is better.
2, the raw material in the present invention is mainly industrial slag, effectively rationally recycles industrial slag, reduces industry
Secondary pollution of the slag to environment, while also reducing production cost.In addition, preparation method in the present invention is simple and direct, is adapted to
Industrialized production.
Specific implementation mode
Technical solution in the embodiment of the present invention is subjected to clear, complete description below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
All other embodiment for being obtained without making creative work of technical staff, belong to the guarantor of the present invention
Protect range.
Embodiment 1
It is a kind of using industrial slag prepare heat preservation, acoustic material preparation method, include the following steps：
(1) after industrial slag being crushed 100-200 mesh, industrial slag powder is put into reaction kettle, is then added
Enter a concentration of 1mol/L phosphoric acid solutions, low whipping speed be reaction 2h is stirred under 600rpm, then by the material after reaction into
Row filters, and carries out drying and processing after obtaining filter residue, the industrial slag powder activated.
(2) the industrial slag powder of 100 parts of activation, 60 parts of ceramic clay, 20 parts of volcanic ash, 15 parts of oxidation are weighed
Aluminium, 20 parts of obsidian powder, 2 parts of high-level laterite, 8 parts of calcium chloride, 3 parts of calcium sulfate, 4 parts of graphite, 20 parts of glass
Glass fiber, and be added in batch mixer and mixed, 150 parts of water is added after mixing and is mixed again；
(3) material in above-mentioned steps after mixing is added in mold and carries out compression molding, it is 3mm moulds to obtain thickness
Pressing plate raw material；
(4) after the molding board raw material in above-mentioned steps being stood 20h, dry molding board raw material is obtained；
(5) the molding board raw material of the drying in above-mentioned steps is subjected to calcination processing：From room temperature with the heating of 10 DEG C/min
Speed heats up, after being warming up to 1000 DEG C, constant temperature calcination 2h；Then obtained after it is cooled to room temperature be heat preservation, every
Sound material.
Embodiment 2
It is a kind of using industrial slag prepare heat preservation, acoustic material preparation method, include the following steps：
(1) after industrial slag being crushed 100-200 mesh, industrial slag powder is put into reaction kettle, is then added
Enter a concentration of 2mol/L phosphoric acid solutions, low whipping speed be reaction 1h is stirred under 1000rpm, then by the material after reaction into
Row filters, and carries out drying and processing after obtaining filter residue, the industrial slag powder activated.
(2) the industrial slag powder of 120 parts of activation, 80 parts of ceramic clay, 10 parts of volcanic ash, 10 parts of oxidation are weighed
Aluminium, 30 parts of obsidian powder, 5 parts of high-level laterite, 3 parts of calcium chloride, 1 part of calcium sulfate, 5 parts of graphite, 30 parts of glass
Glass fiber, and be added in batch mixer and mixed, 80 parts of water is added after mixing and is mixed again；
(3) material in above-mentioned steps after mixing is added in mold and carries out compression molding, it is 5mm moulds to obtain thickness
Pressing plate raw material；
(4) after the molding board raw material in above-mentioned steps being stood 30h, dry molding board raw material is obtained；
(5) the molding board raw material of the drying in above-mentioned steps is subjected to calcination processing：From room temperature with the heating speed of 5 DEG C/min
Degree heats up, after being warming up to 2000 DEG C, constant temperature calcination 1h；Then what is obtained after it is cooled to room temperature is heat preservation, sound insulation
Material.
Embodiment 3
It is a kind of using industrial slag prepare heat preservation, acoustic material preparation method, include the following steps：
(1) after industrial slag being crushed 100-200 mesh, industrial slag powder is put into reaction kettle, is then added
Enter a concentration of 1.5mol/L phosphoric acid solutions, low whipping speed is that reaction 1.8h is stirred under 750rpm, then by the object after reaction
Material is filtered, and carries out drying and processing after obtaining filter residue, the industrial slag powder activated.
(2) the industrial slag powder of 110 parts of activation, 70 parts of ceramic clay, 12 parts of volcanic ash, 11 parts of oxidation are weighed
Aluminium, 26 parts of obsidian powder, 4 parts of high-level laterite, 4 parts of calcium chloride, 2 parts of calcium sulfate, 4 parts of graphite, 25 parts of glass
Glass fiber, and be added in batch mixer and mixed, 100 parts of water is added after mixing and is mixed again；
(3) material in above-mentioned steps after mixing is added in mold and carries out compression molding, it is 10mm to obtain thickness
It is molded board raw material；
(4) after the molding board raw material in above-mentioned steps being stood 25h, dry molding board raw material is obtained；
(5) the molding board raw material of the drying in above-mentioned steps is subjected to calcination processing：From room temperature with the heating speed of 7 DEG C/min
Degree heats up, after being warming up to 1800 DEG C, constant temperature calcination 1.2h；Then obtained after it is cooled to room temperature be heat preservation, every
Sound material.
Embodiment 4
It is a kind of using industrial slag prepare heat preservation, acoustic material preparation method, include the following steps：
(1) after industrial slag being crushed 100-200 mesh, industrial slag powder is put into reaction kettle, is then added
Enter a concentration of 1mol/L phosphoric acid solutions, low whipping speed is that reaction 1.3h is stirred under 900rpm, then by the material after reaction
It is filtered, drying and processing is carried out after obtaining filter residue, the industrial slag powder activated.
(2) the industrial slag powder of 116 parts of activation, 66 parts of ceramic clay, 17 parts of volcanic ash, 13 parts of oxidation are weighed
Aluminium, 23 parts of obsidian powder, 3 parts of high-level laterite, 6 parts of calcium chloride, 3 parts of calcium sulfate, 5 parts of graphite, 29 parts of glass
Glass fiber, and be added in batch mixer and mixed, 120 parts of water is added after mixing and is mixed again；
(3) material in above-mentioned steps after mixing is added in mold and carries out compression molding, it is 15mm to obtain thickness
It is molded board raw material；
(4) after the molding board raw material in above-mentioned steps being stood 22h, dry molding board raw material is obtained；
(5) the molding board raw material of the drying in above-mentioned steps is subjected to calcination processing：From room temperature with the heating speed of 9 DEG C/min
Degree heats up, after being warming up to 1500 DEG C, constant temperature calcination 1.6h；Then obtained after it is cooled to room temperature be heat preservation, every
Sound material.
By the heat preservation being prepared by embodiment 1-4, acoustic material according to national standard GB11548-89/GB1039-79 and
The examination criteria of GB9341-88/GB9342-88 carries out Mechanics Performance Testing respectively, and test result is as follows shown in table：
| Tensile strength (MPa) | Shock strength (KJ/m2) | |
| Embodiment 1 | 375 | 423 |
| Embodiment 2 | 384 | 435 |
| Embodiment 3 | 392 | 438 |
| Embodiment 4 | 402 | 442 |
As seen from the above table, heat preservation of the invention, acoustic material have good tensile strength and anti-impact in mechanical property
Intensity, heat preservation of the invention, acoustic material deformation coefficient are small, anti-aging, and performance is stablized, and further improves it as Building wood
The safety of material.
By the heat preservation being prepared by embodiment 1-4, acoustic material according to national standard GB/T19899.3-2005
(ISO140-3:1995) and the examination criteria of GB-T501212005 (ISO717-1) carries out sound insulation volume evaluation, generates noise frequency
Rate is under 2000 hertz, and testing result is as shown in the table：
As seen from the above table, heat preservation of the invention, acoustic material have a significant raising in sound-proofing, commercially available heat preservation, every
For the sound transmission loss of sound material in 26dB or so, oise insulation factor is bigger, and soundproof effect is better.
By the heat preservation being prepared by embodiment 1-4, acoustic material according to GB T 32981-2016 materials for wall equivalents
The examination criteria of Measured Results of Thermal Conductivity method carries out Determination of conductive coefficients respectively, and test result is as follows shown in table：
As seen from the above table, heat preservation of the invention, acoustic material have a significant raising in heat insulating ability, commercially available heat preservation, every
For the thermal coefficient of sound material in 0.28W/mK or so, thermal coefficient is smaller, and heat insulating ability is better.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (8)
1. a kind of heat preservation prepared using industrial slag, acoustic material, which is characterized in that its raw material includes 100- by mass fraction
The industrial slag powder of 120 parts of activation, 60-80 parts of ceramic clay, 10-20 parts of volcanic ash, 10-15 parts of aluminium oxide, 20-
30 parts of obsidian powder, 2-5 parts of high-level laterite, 3-8 parts of calcium chloride, 1-3 parts of calcium sulfate, 4-5 parts of graphite, 20-
The water of 30 parts of glass fibre and 80-150 part.
2. the heat preservation according to claim 1 prepared using industrial slag, acoustic material, which is characterized in that the activation
Industrial slag powder be that industrial slag powder is put into reaction kettle, phosphoric acid is then added after crushing industrial slag
Solution is stirred reaction, then the material after reaction is filtered, and carries out drying and processing after obtaining filter residue, is activated
Industrial slag powder.
3. the heat preservation according to claim 2 prepared using industrial slag, acoustic material, which is characterized in that the industry
Slag powder and ceramic clay, volcanic ash, aluminium oxide, obsidian powder, high-level laterite, calcium chloride, calcium sulfate, graphite, glass
The grain size of fiber is 100-200 mesh.
4. the heat preservation according to claim 2 prepared using industrial slag, acoustic material, which is characterized in that the phosphoric acid
A concentration of 1-2mol/L of solution.
5. the heat preservation according to claim 2 prepared using industrial slag, acoustic material, which is characterized in that the stirring
Mixing speed is 600-1000rpm, mixing time 1-2h when reaction.
6. the system of the heat preservation prepared using industrial slag, acoustic material according to any one of claim 1-5 claims
Preparation Method, which is characterized in that include the following steps：
(1) the industrial residue powder of activation, ceramic clay, volcanic ash, aluminium oxide, obsidian powder, plateau are weighed by mass fraction
Laterite, calcium chloride, calcium sulfate, graphite, glass fibre, and be added in batch mixer and mixed, 80- is added after mixing
150 parts of water is mixed；
(2) material being uniformly mixed in above-mentioned steps is added in mold and carries out compression molding, obtain molding board raw material；
(3) after the molding board raw material in above-mentioned steps being stood 20-30h, dry molding board raw material is obtained；
(4) the molding board raw material of the drying in above-mentioned steps is subjected to calcination processing, is then obtained after it is cooled to room temperature
It is heat preservation, acoustic material.
7. the preparation method of the heat preservation according to claim 6 prepared using industrial slag, acoustic material, feature are existed
In the thickness of compression molding is more than 2mm in the step (2).
8. the preparation method of the heat preservation according to claim 6 prepared using industrial slag, acoustic material, feature are existed
In the process that calcination is handled in the step (4) is as follows：It heats up, heats up from room temperature with the heating rate of 5-10 DEG C/min
To after 1000-2000 DEG C, constant temperature calcination 1-2h.
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| CN103396150A (en) * | 2013-07-30 | 2013-11-20 | 河南煤业化工集团研究院有限责任公司 | Method for preparing foam ceramic self-insulation wall material by utilizing solid wastes |
| CN103435318A (en) * | 2013-08-22 | 2013-12-11 | 林平 | Insulation board for external wall of building |
| CN107043272A (en) * | 2017-03-31 | 2017-08-15 | 启东祥瑞建设有限公司 | A kind of foam ceramic thermal insulation material |
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| CN103396150A (en) * | 2013-07-30 | 2013-11-20 | 河南煤业化工集团研究院有限责任公司 | Method for preparing foam ceramic self-insulation wall material by utilizing solid wastes |
| CN103435318A (en) * | 2013-08-22 | 2013-12-11 | 林平 | Insulation board for external wall of building |
| CN107043272A (en) * | 2017-03-31 | 2017-08-15 | 启东祥瑞建设有限公司 | A kind of foam ceramic thermal insulation material |
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Application publication date: 20180907 |