CN104557113A - Asbestos-steel fiber autoclaved lightweight concrete (ALC) slab and preparation method thereof - Google Patents
Asbestos-steel fiber autoclaved lightweight concrete (ALC) slab and preparation method thereof Download PDFInfo
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Abstract
The invention discloses an asbestos-steel fiber autoclaved lightweight concrete (ALC) slab and preparation method thereof. The preparation method comprises the following steps: a, primarily mixing oleic acid, triethanolamine and water to prepare soluble oil; b, secondarily mixing an aluminum source, a foaming agent and water to prepare an aluminum powder suspension; c, in the presence of a magnetic field with the magnetic field strength of 0.002-0.003 T, thirdly mixing cement, lime, sand, gypsum, steel fiber, phenolic resin, red brick granules, bentonite, ferroferric oxide, asbestos and water, adding the soluble oil and the aluminum powder suspension and fourthly mixing to prepare slurry; d, weaving steel bars coated with asphalt on the surfaces into reinforcing meshes, pouring the slurry into gaps among multiple layers of the reinforcing meshes, and aerating to prepare the asbestos-steel fiber autoclaved lightweight concrete (ALC) slab, wherein the aluminum source is aluminum powder or aluminum paste; the foaming agent is one or more of nekal powder, peregal, saponin powder, a paraffin soap and washing powder. The asbestos-steel fiber autoclaved lightweight concrete (ALC) slab has excellent mechanical strength, density and frost resistance.
Description
Technical field
The present invention relates to steam-pressing aero-concrete, particularly, relate to a kind of asbestos-steel fiber steam-pressing aero-concrete (ALC) plate and preparation method thereof.
Background technology
The building material that steam-pressing aero-concrete is is main raw material with cement, lime, silica sand etc.The characteristics such as the autoclave aerated concrete building block utilizing steam-pressing aero-concrete to make or sheet material all have that density is little, fire-resistant, fire prevention, sound insulation, heat insulation and insulation, but, the material of construction that steam-pressing aero-concrete is made is difficult to the physical strength reaching other material of construction such as building stones, common brick in physical strength, once there is the natural disasteies such as earthquake, then easily can there is the danger of caving in the buildings so caused by steam-pressing aero-concrete.
Summary of the invention
The object of this invention is to provide a kind of asbestos-steel fiber steam-pressing aero-concrete (ALC) plate and preparation method thereof, by asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, there is excellent physical strength, density and frost resistance.
To achieve these goals, the invention provides the preparation method of a kind of asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, described method comprises:
A, oleic acid, trolamine and water are carried out first be mixed and made into soluble oil;
B, aluminium source, pore forming material and water are carried out second be mixed and made into aluminium powder suspension;
C, in magneticstrength be 0.002-0.003T the existence in magnetic field under, cement, lime, sand, gypsum, steel fiber, resol, common brick particle, wilkinite, Z 250, asbestos and water are carried out the 3rd mixing, then adds described soluble oil and described aluminium powder suspension and carry out the 4th and be mixed and made into slurry;
D, reinforcing bar surface being scribbled pitch are woven into reinforcing mat, then between multistory reinforced net, pour into a mould described slurry, then get angry and make asbestos-steel fiber steam-pressing aero-concrete (ALC) plate;
Wherein, described aluminium source is aluminium powder or aluminium cream, described pore forming material be pull open in powder, peregal, saponin powder, paraffin soap and washing powder one or more.
Present invention also offers a kind of asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, described asbestos-steel fiber steam-pressing aero-concrete (ALC) plate is prepared from by above-mentioned method.
Pass through technique scheme, asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate is under the existence of high-intensity magnetic field, obtain asbestos-steel fiber steam-pressing aero-concrete (ALC) plate by the synergy of ferromagnetic Z 250, asbestos and other raw materials, utilize the material of construction that this asbestos-steel fiber steam-pressing aero-concrete (ALC) plate obtains to have excellent physical strength, density and frost resistance.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Embodiment
Below the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
The invention provides the preparation method of a kind of asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, described method comprises:
A, oleic acid, trolamine and water are carried out first be mixed and made into soluble oil;
B, aluminium source, pore forming material and water are carried out second be mixed and made into aluminium powder suspension;
C, in magneticstrength be 0.002-0.003T the existence in magnetic field under, cement, lime, sand, gypsum, steel fiber, resol, common brick particle, wilkinite, Z 250, asbestos and water are carried out the 3rd mixing, then adds described soluble oil and described aluminium powder suspension and carry out the 4th and be mixed and made into slurry;
D, reinforcing bar surface being scribbled pitch are woven into reinforcing mat, then between multistory reinforced net, pour into a mould described slurry, then get angry and make asbestos-steel fiber steam-pressing aero-concrete (ALC) plate;
Wherein, described aluminium source is aluminium powder or aluminium cream, described pore forming material be pull open in powder, peregal, saponin powder, paraffin soap and washing powder one or more.
In the present invention, the kind of cement can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, described cement to be the trade mark be 325 silicate cement or the trade mark be the silicate cement of 425.
In the present invention, the size of described steel fiber can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, described steel fiber meet following condition: length is 2-5cm, and diameter is 1-3mm.
In the present invention, described aluminium powder or aluminium cream can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, in described aluminium powder or aluminium cream, the specific surface area of solid particulate is 4000-6000cm
2/ g.
In the present invention, the kind of described resol can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, the weight-average molecular weight of described resol is 14000-30000.
In the present invention, the kind of described common brick particle (common brick fragmentation being formed) can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, the particle diameter of described common brick particle is 0.01-0.03mm.
In the present invention, described bentonitic particle diameter can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, described bentonitic particle diameter is 0.01-0.03mm.
In the present invention, the particle diameter of described sand can be selected in wide scope, but in order to make to have more excellent physical strength and density by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, preferably, the particle diameter of described sand is 4-6mm.
In the present invention, the actual conditions that first mixing meets in step a can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, in step a, described first mixing meets the following conditions: mixing temperature is 40-50 DEG C, and mixing time is 30-50min.
In the present invention, each material consumption of described first mixing can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, in step a, relative to the described oleic acid of 1 weight part, the consumption of described trolamine is 2-5 weight part, and the consumption of described water is 30-40 weight part.
In the present invention, the actual conditions of described second mixing can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, in stepb, described second mixing meets the following conditions: mixing temperature is 50-60 DEG C, and mixing time is 1-3min.
In the present invention, the consumption of each material can be selected in wide scope in stepb, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, in stepb, in step b, relative to the described aluminium source of 1 weight part, the consumption of described pore forming material is 0.8-1.5 weight part, and the consumption of described water is 15-25 weight part.
In the present invention, the actual conditions of described 3rd mixing can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, in step c, described 3rd mixing meets the following conditions: mixing temperature is 20-40 DEG C, and mixing time is 1-5min.
In the present invention, the actual conditions of described 4th mixing can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, in step c, described 4th mixing all meets the following conditions: mixing temperature is 20-40 DEG C, and mixing time is 15-30min.
In the present invention, in step c, the consumption of each material can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, in step c, relative to the described cement of 100 weight parts, the consumption of described lime is 100-300 weight part, the consumption of described sand is 450-650 weight part, the consumption of described gypsum is 15-30 weight part, the consumption of described steel fiber is 10-20 weight part, the consumption of described resol is 5-8 weight part, described bentonitic consumption is 8-15 weight part, the consumption of described common brick particle is 7-10 weight part, the consumption of described asbestos is 9-20 weight part, the consumption of described Z 250 is 3-5 weight part, the consumption of described water is 450-750 weight part, the consumption of described soluble oil is the consumption of 9-13 weight part and described aluminium powder suspension is 1200-2000 weight part.
In the present invention, the actual conditions of getting angry in step c can be selected in wide scope, but in order to make, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is more excellent physical strength and density, preferably, described getting angry meets the following conditions: temperature of getting angry is 40-50 DEG C, and the time of getting angry is 15-30min.
Present invention also offers a kind of asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, described asbestos-steel fiber steam-pressing aero-concrete (ALC) plate is prepared from by above-mentioned method.
Below will be described the present invention by embodiment.In following examples, physical strength, dry volume density and frost resistance index parameter are recorded by the method for JC1062-2007.
Cement is the incorporated commercially available trade mark of Anhui Conch Cement is the silicate cement of 42.5, lime is the commercially available product of Huangshi with auspicious Mining Limited Company, sand is the commercially available yellow ground that stone ore Product processing factory is opened in Lingshou County, the Hunan Bao Long development in science and technology company limited commercially available product that gypsum is, steel fiber is the commercially available product of Suzhou Long Yu steel fiber company limited, resol is the commercially available product of Tongling Hua Xinda industry and trade limited liability company, Z 250 is the commercially available product of Jinan Kai Chuan trade Co., Ltd, asbestos are Lingshou County Ao Tai mineral products processing factory products, oleic acid is the commercially available product of Guangzhou Chao Jinqi Chemical Co., Ltd., trolamine is the commercially available product of the prosperous intention Chemical Co., Ltd. in Jinan, pull open the commercially available product that powder is Guangzhou remittance and Chemical Co., Ltd., washing powder is the commercially available product of Shanghai International Automobile City Tourist Festival Jie Min detergent factory, sodium carbonate is the commercially available product of Shanghai Yu Jie trade Co., Ltd, borax is the commercially available product of Shanghai Rui Xin Industrial Co., Ltd., aluminium powder is the commercially available product of Beijing Xing Rongyuan Science and Technology Ltd., aluminium cream is the commercially available product of moral color painting Chemical Co., Ltd. of Shenzhen, wilkinite is the plentiful and substantial Chemical Co., Ltd. in Changzhou product.
Embodiment 1
A, at 45 DEG C, after oleic acid, trolamine and water are carried out the first mixing 40min according to the mass ratio of 1:4:35, make soluble oil;
B, at 55 DEG C, by aluminium powder, (specific surface area is 5000cm
2/ g), pull open after powder and water carry out the second mixing 2min according to the mass ratio of 1:1:20 and make aluminium powder suspension;
C, under 30 DEG C and magneticstrength are the existence in the magnetic field of 0.0025T, be the silicate cement 100kg of 425 by the trade mark, lime 200kg, 550kg sand (particle diameter is 5mm), gypsum 15kg, (length is 3cm to 15kg steel fiber, diameter is 2mm), 6kg resol (weight-average molecular weight is 20000), 9kg common brick particle (particle diameter is 0.02mm), 10kg wilkinite (particle diameter is 0.02mm), Z 250 4kg, asbestos 12kg and water 550kg carries out the 3rd mixing 3min, then add soluble oil 11kg and aluminium powder suspension 1700kg carry out the 4th mixing 22min make slurry,
D, reinforcing bar surface being scribbled pitch are woven into reinforcing mat, and then between multistory reinforced net, pour into a mould described slurry, the 20min that then gets angry at 45 DEG C makes asbestos-steel fiber steam-pressing aero-concrete (ALC) blanket.Wherein, the diameter of reinforcing bar is 0.5cm, and the distance of two reinforcing bars adjacent on reinforcing mat is 10cm, and the distance of adjacent reinforcing mat is 25cm.
E, by asbestos-steel fiber steam-pressing aero-concrete (ALC) blanket precuring 3h at 60 DEG C, then cut, after having cut by building block in autoclave according to steam-cured 4h at 80 DEG C, then be forced into 1.0MPa maintenance 8h again, finally at 25 DEG C, Chen Hua 5h makes asbestos-steel fiber steam-pressing aero-concrete (ALC) plate A1.
The dry volume density of these asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, ultimate compression strength and frost resistance index are in table 1.
Embodiment 2
A, at 40 DEG C, after oleic acid, trolamine and water are carried out the first mixing 30min according to the mass ratio of 1:2:30, make soluble oil;
B, at 50 DEG C, by aluminium powder, (specific surface area is 4000cm
2/ g), pull open after powder and water carry out the second mixing 1min according to the mass ratio of 1:0.8:15 and make aluminium powder suspension;
C, under 20 DEG C and magneticstrength are the existence in the magnetic field of 0.002T, be the silicate cement 100kg of 425 by the trade mark, lime 100kg, 450kg sand (particle diameter is 4mm), gypsum 20kg, (length is 2cm to 10kg steel fiber, diameter is 1mm), 5kg resol (weight-average molecular weight is 14000), 7kg common brick particle (particle diameter is 0.01mm), 8kg wilkinite (particle diameter is 0.01mm), Z 250 3kg, 9kg asbestos and water 450kg carry out the 3rd mixing 1min, then add soluble oil 9kg and aluminium powder suspension 1200kg to carry out the 4th and be mixed and made into slurry,
D, reinforcing bar surface being scribbled pitch are woven into reinforcing mat, and then between multistory reinforced net, pour into a mould described slurry, the 15min that then gets angry at 40 DEG C makes asbestos-steel fiber steam-pressing aero-concrete (ALC) blanket.Wherein, the diameter of reinforcing bar is 0.5cm, and the distance of two reinforcing bars adjacent on reinforcing mat is 10cm, and the distance of adjacent reinforcing mat is 25cm.
E, by asbestos-steel fiber steam-pressing aero-concrete (ALC) blanket precuring 3h at 60 DEG C, then cut, after having cut by building block in autoclave according to steam-cured 4h at 80 DEG C, then be forced into 1.0MPa maintenance 8h again, finally at 25 DEG C, Chen Hua 5h makes asbestos-steel fiber steam-pressing aero-concrete (ALC) plate A2.
The dry volume density of these asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, ultimate compression strength and frost resistance index are in table 1.
Embodiment 3
A, at 50 DEG C, after oleic acid, trolamine and water are carried out the first mixing 50min according to the mass ratio of 1:5:40, make soluble oil;
B, at 60 DEG C, by aluminium powder, (specific surface area is 6000cm
2/ g), pull open after powder and water carry out the second mixing 3min according to the mass ratio of 1:1.5:25 and make aluminium powder suspension;
C, under 40 DEG C and magneticstrength are the existence in the magnetic field of 0.003T, be the silicate cement 100kg of 425 by the trade mark, lime 300kg, 650kg sand (particle diameter is 6mm), gypsum 30kg, (length is 5cm to 20kg steel fiber, diameter is 3mm), 8kg resol (weight-average molecular weight is 30000), 10kg common brick particle (particle diameter is 0.03mm), 15kg wilkinite (particle diameter is 0.03mm), Z 250 5kg, 20kg asbestos and water 750kg carry out the 3rd mixing 5min, then add soluble oil 13kg and aluminium powder suspension 2000kg carry out the 4th mixing 15-30min make slurry,
D, reinforcing bar surface being scribbled pitch are woven into reinforcing mat, and then between multistory reinforced net, pour into a mould described slurry, the 30min that then gets angry at 50 DEG C makes asbestos-steel fiber steam-pressing aero-concrete (ALC) blanket.Wherein, the diameter of reinforcing bar is 0.5cm, and the distance of two reinforcing bars adjacent on reinforcing mat is 10cm, and the distance of adjacent reinforcing mat is 25cm.
E, by asbestos-steel fiber steam-pressing aero-concrete (ALC) blanket precuring 3h at 60 DEG C, then cut, after having cut by building block in autoclave according to steam-cured 4h at 80 DEG C, then be forced into 1.0MPa maintenance 8h again, finally at 25 DEG C, Chen Hua 5h makes asbestos-steel fiber steam-pressing aero-concrete (ALC) plate A3.
The dry volume density of these asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, ultimate compression strength and frost resistance index are in table 1.
Embodiment 4
Asbestos-steel fiber steam-pressing aero-concrete (ALC) plate A4 is obtained according to the method for embodiment 1, unlike, aluminium powder is changed to aluminium cream, and result is as shown in table 1.
Embodiment 5
Asbestos-steel fiber steam-pressing aero-concrete (ALC) plate A5 is obtained according to the method for embodiment 1, unlike, pull open powder and be changed to washing powder, result is as shown in table 1.
Comparative example 1
Asbestos-steel fiber steam-pressing aero-concrete (ALC) plate B1 is obtained according to the method for embodiment 1, unlike, exist without magnetic field, result is as shown in table 1.
Comparative example 2
Asbestos-steel fiber steam-pressing aero-concrete (ALC) plate B2 is obtained according to the method for embodiment 1, unlike, magneticstrength is 0.005T, and result is as shown in table 1.
Comparative example 3
Asbestos-steel fiber steam-pressing aero-concrete (ALC) plate B3 is obtained according to the method for embodiment 1, unlike, not containing Z 250 and asbestos, result is as shown in table 1.
Comparative example 4
Asbestos-steel fiber steam-pressing aero-concrete (ALC) plate B4 is obtained according to the method for embodiment 1, unlike, not containing steel fiber, result is as shown in table 1.
Comparative example 5
Asbestos-steel fiber steam-pressing aero-concrete (ALC) plate B5 is obtained according to the method for embodiment 1, unlike, not containing resol, result is as shown in table 1.
Comparative example 6
Asbestos-steel fiber steam-pressing aero-concrete (ALC) plate B6 is obtained according to the method for embodiment 1, unlike, not containing common brick particle and wilkinite, result is as shown in table 1.
Table 1
From above-described embodiment and comparative example, by asbestos provided by the invention-steel fiber steam-pressing aero-concrete (ALC) plate, there is excellent physical strength, density and frost resistance.
More than describe the preferred embodiment of the present invention in detail; but the present invention is not limited to the detail in above-mentioned embodiment, within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out arbitrary combination between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. a preparation method for asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, it is characterized in that, described method comprises:
A, oleic acid, trolamine and water are carried out first be mixed and made into soluble oil;
B, aluminium source, pore forming material and water are carried out second be mixed and made into aluminium powder suspension;
C, in magneticstrength be 0.002-0.003T the existence in magnetic field under, cement, lime, sand, gypsum, steel fiber, resol, common brick particle, wilkinite, Z 250, asbestos and water are carried out the 3rd mixing, then adds described soluble oil and described aluminium powder suspension and carry out the 4th and be mixed and made into slurry;
D, reinforcing bar surface being scribbled pitch are woven into reinforcing mat, then between multistory reinforced net, pour into a mould described slurry, then get angry and make asbestos-steel fiber steam-pressing aero-concrete (ALC) plate;
Wherein, described aluminium source is aluminium powder or aluminium cream, described pore forming material be pull open in powder, peregal, saponin powder, paraffin soap and washing powder one or more.
2. preparation method according to claim 1, wherein, described cement to be the trade mark be 325 silicate cement or the trade mark be the silicate cement of 425; Described steel fiber meet following condition: length is 2-5cm, and diameter is 1-3mm; In described aluminium powder or aluminium cream, the specific surface area of solid particulate is 4000-6000cm
2/ g, the weight-average molecular weight of described resol is 14000-30000, and described common brick particle and described bentonitic particle diameter are 0.01-0.03mm, and the particle diameter of described sand is 4-6mm.
3. preparation method according to claim 1 and 2, wherein, in step a, described first mixing meets the following conditions: mixing temperature is 40-50 DEG C, and mixing time is 30-50min.
4. preparation method according to claim 1 and 2, wherein, in step a, relative to the described oleic acid of 1 weight part, the consumption of described trolamine is 2-5 weight part, and the consumption of described water is 30-40 weight part.
5. preparation method according to claim 1 and 2, wherein, in stepb, described second mixing meets the following conditions: mixing temperature is 50-60 DEG C, and mixing time is 1-3min.
6. preparation method according to claim 1 and 2, wherein, in stepb, in step b, relative to the described aluminium source of 1 weight part, the consumption of described pore forming material is 0.8-1.5 weight part, and the consumption of described water is 15-25 weight part.
7. preparation method according to claim 1 and 2, wherein, in step c, described 3rd mixing meets the following conditions: mixing temperature is 20-40 DEG C, and mixing time is 1-5min.
Described 4th mixing all meets the following conditions: mixing temperature is 20-40 DEG C, and mixing time is 15-30min.
8. preparation method according to claim 1 and 2, wherein, in step c, relative to the described cement of 100 weight parts, the consumption of described lime is 100-300 weight part, the consumption of described sand is 450-650 weight part, the consumption of described gypsum is 15-30 weight part, the consumption of described steel fiber is 10-20 weight part, the consumption of described resol is 5-8 weight part, described bentonitic consumption is 8-15 weight part, the consumption of described common brick particle is 7-10 weight part, the consumption of described asbestos is 9-20 weight part, the consumption of described Z 250 is 3-5 weight part, the consumption of described water is 450-750 weight part, the consumption of described soluble oil is 9-13 weight part, the consumption of described aluminium powder suspension is 1200-2000 weight part.
9. preparation method according to claim 1 and 2, wherein, described in get angry and meet the following conditions: temperature of getting angry is 40-50 DEG C, and the time of getting angry is 15-30min.
10. asbestos-steel fiber steam-pressing aero-concrete (ALC) plate, is characterized in that, described asbestos-steel fiber steam-pressing aero-concrete (ALC) plate is prepared from by the method described in any one in claim 1-9.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06157159A (en) * | 1992-11-18 | 1994-06-03 | Asahi Chem Ind Co Ltd | Molding method for lightweight cellular concrete |
| CN103332956A (en) * | 2013-06-13 | 2013-10-02 | 镇江崟鑫新型建材科技有限公司 | Foamed building concrete and production method thereof |
| CN103819166A (en) * | 2013-12-31 | 2014-05-28 | 安徽省美域节能环保技术应用有限公司 | Quick-drying enhanced fireproof thermal mortar |
-
2014
- 2014-12-29 CN CN201410835623.0A patent/CN104557113B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06157159A (en) * | 1992-11-18 | 1994-06-03 | Asahi Chem Ind Co Ltd | Molding method for lightweight cellular concrete |
| CN103332956A (en) * | 2013-06-13 | 2013-10-02 | 镇江崟鑫新型建材科技有限公司 | Foamed building concrete and production method thereof |
| CN103819166A (en) * | 2013-12-31 | 2014-05-28 | 安徽省美域节能环保技术应用有限公司 | Quick-drying enhanced fireproof thermal mortar |
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