CN103992082A - Heatproof sound insulation aerated brick and making method thereof - Google Patents

Heatproof sound insulation aerated brick and making method thereof Download PDF

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Publication number
CN103992082A
CN103992082A CN201410152257.9A CN201410152257A CN103992082A CN 103992082 A CN103992082 A CN 103992082A CN 201410152257 A CN201410152257 A CN 201410152257A CN 103992082 A CN103992082 A CN 103992082A
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China
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parts
powder
steam
sawdust
gypsum
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CN201410152257.9A
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CN103992082B (en
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晋元龙
陈德全
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Ma'an Mountain Bao Long Building Material Co Ltd
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Ma'an Mountain Bao Long Building Material Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use of waste materials as fillers for mortars or concrete

Abstract

A heatproof sound insulation aerated brick is made by using the following raw materials, by weight, 1-2 parts of circulating fluidized bed boiler ash, 1-2 parts of sodium petroleum sulfonate, 1-2 parts of dimethicone, 13-16 parts of cement, 12-15 parts of quicklime, 7-9 parts of modified sawdust, 7-10 parts of gypsum, 40-50 parts of fly ash, 2-3 parts of coconut diethanolamide, 9-12 parts of meerschaum powder, 10-14 parts of black mica powder, 4-5 parts of aluminum paste for aerated concrete, 0.3-0.5 parts of sodium abietate, 1-2 parts of carbon black and a proper amount of water. The use of the black mica powder and the meerschaum powder increases the mechanical strength, the toughness and the corrosion resistance of the aerated brick and makes the aerated brick have the advantages of acid and alkali corrosion resistance, heatproof property, sound insulation and small heat expansion coefficient; and the use of the modified sawdust enhances the heat insulation effect, reduces the weight and realizes a good water reduction effect.

Description

A kind of heat-resistant sound-insulation aerated bricks and preparation method thereof
Technical field
The invention belongs to brick field, relate in particular to a kind of heat-resistant sound-insulation aerated bricks and preparation method thereof.
Background technology
Aerated bricks is also called air-entrained concrete building block, application very extensively, be mainly used in load-bearing walling and non-bearing material and the filling enclosure walls around such as materials for wall, infilled wall, floor and roof boarding in mechanical factory building and covil construction.
Aerated bricks has become the leading product of building material industry at present, and country has progressively banned use of clay solid brick, is exactly instead air-entrained concrete building block gradually, autoclaved brick.
That aerated bricks has is lightweight, thermal and insulating performance good, shock resistance is strong, good processability, have certain high thermal resistance, good, the adaptable feature of sound-proofing properties, can be according to the different starting material in locality, different condition comes amount body surely to make, starting material wide material sources, can select river sand, flyash, ore in sand form etc., suit measures to local conditions, can be salvaged, environmental, really turn waste into wealth.
But the development along with building trade, buildings is more and more higher, moulding is more and more peculiar, the requirements such as the intensity of aerated bricks, density, shrinkage value, frost resistance are all increased, improving constantly along with people's living standard in addition, requirement to environment is also more and more higher, and the heat-insulating property of buildings, sound absorption qualities, radioactivity are had to higher requirement, even requires buildings to have the performance of body health benefits, therefore as required, develop the aerated bricks of excellent performance more imperative.
Summary of the invention
The object of the present invention is to provide a kind of heat-resistant sound-insulation aerated bricks and preparation method thereof, this aerated bricks physical strength is high, good toughness, and good corrosion resistance, and also antiacid caustic corrosion, heat-resistant sound-insulation, thermal expansivity are little.
Technical scheme of the present invention is as follows:
A heat-resistant sound-insulation aerated bricks, is characterized in that being made by the raw material of following weight part: solid sulfur ash 1-2, petroleum sodium sulfonate 1-2, dimethyl silicone oil 1-2, cement 13-16, unslaked lime 12-15, modification sawdust 7-9, gypsum 7-10, flyash 40-50, cocounut oil acyl diethanolamine 2-3, sepiolite powder 9-12, biotite powder 10-14, aerating aluminium powder 4-5, sodium abietate 0.3-0.5, carbon black 1-2, water are appropriate;
Described modification sawdust is made by the raw material of following weight part: zirconium phosphate 2-3, sawdust 12-15, Magnesium Silicate q-agent 1-2, red phosphorus 0.4-0.7, borax 0.4-0.6, cobalt naphthenate 0.01-0.02, ethoxylated dodecyl alcohol 0.01-0.02, hydroxyethyl methylacrylate 2-3, high-efficiency water-reducing agent of poly-carboxylic acid 1-2, vinylformic acid 1-2, ammonium persulphate 0.01-0.02, zirconium nitrate 0.5-1.2, crystal whisker of gypsum 3-5, oxidized polyethlene wax 0.8-1, sewer oil 2-3; Making method is: sawdust powder is broken into 50-100 order particle, sprays into while stirring oxidized polyethlene wax, sewer oil, mix rear placement 5-7 hour, then mix with other remaining components, be heated to 75-80 ℃, dispersion grinding 30-40 minute, obtains.
The preparation method of described heat-resistant sound-insulation aerated bricks, is characterized in that comprising the following steps:
(1) cement, biotite powder, sepiolite powder, unslaked lime, gypsum, flyash are mixed, send into grinding in ball grinder and become 50-100 order particle, mix with the composition except aerating aluminium powder, sodium abietate, carbon black again, by ratio of water to material, be that 0.57-0.58 adds water, stir, add again aerating aluminium powder, sodium abietate, carbon black, stir and obtain slurry;
(2) slurry (1) step being obtained is poured in mould, obtains brick idiosome;
(3) brick idiosome is put into steam-cured still and vacuumize, then in 1.7-1.9 hour, pass into equably steam, make steam-cured indoor temperature rise to 170-180 ℃, pressure reaches 11-13MPa, keeps constant 9-12 hour;
(4) in 1.7-1.9 hour, let off steam equably, steam-cured indoor temperature is down to below 70 ℃, go out still, place 28-30 days and get final product.
Beneficial effect of the present invention
Aerated bricks of the present invention, by using biotite powder, sepiolite powder, has increased physical strength, toughness, the erosion resistance of aerated bricks, and antiacid caustic corrosion, heat-resistant sound-insulation, thermal expansivity are little; By using modification sawdust, strengthened effect of heat insulation, alleviated weight, water-reducing effect is good simultaneously.
Embodiment
A heat-resistant sound-insulation aerated bricks, by following weight part (kilogram) raw material make: solid sulfur ash 1.5, petroleum sodium sulfonate 1.5, dimethyl silicone oil 1.5, cement 15, unslaked lime 14, modification sawdust 8, gypsum 8, flyash 45, cocounut oil acyl diethanolamine 2.5, sepiolite powder 11, biotite powder 12, aerating aluminium powder 4.5, sodium abietate 0.4, carbon black 1.5, water are appropriate;
Described modification sawdust by following weight part (kilogram) raw material make: zirconium phosphate 2.5, sawdust 14, Magnesium Silicate q-agent 1.4, red phosphorus 0.6, borax 0.5, cobalt naphthenate 0.01, ethoxylated dodecyl alcohol 0.01, hydroxyethyl methylacrylate 2.5, high-efficiency water-reducing agent of poly-carboxylic acid 1.5, vinylformic acid 1.5, ammonium persulphate 0.01, zirconium nitrate 0.8, crystal whisker of gypsum 4, oxidized polyethlene wax 0.9, sewer oil 2.5; Making method is: sawdust powder is broken into 80 order particles, sprays into while stirring oxidized polyethlene wax, sewer oil, mix rear placement 6 hours, then mix with other remaining components, be heated to 78 ℃, dispersion grinding 37 minutes, obtains.
The preparation method of described heat-resistant sound-insulation aerated bricks, comprises the following steps:
(1) cement, biotite powder, sepiolite powder, unslaked lime, gypsum, flyash are mixed, send into grinding in ball grinder and become 90 order particles, mix with the composition except aerating aluminium powder, sodium abietate, carbon black again, by ratio of water to material, be 0.57 to add water, stir, add again aerating aluminium powder, sodium abietate, carbon black, stir and obtain slurry;
(2) slurry (1) step being obtained is poured in mould, obtains brick idiosome;
(3) brick idiosome is put into steam-cured still and vacuumize, then in 1.8 hours, pass into equably steam, make steam-cured indoor temperature rise to 175 ℃, pressure reaches 12MPa, keeps constant 11 hours;
(4) in 1.9 hours, let off steam equably, make steam-cured indoor temperature be down to 70 ℃, go out still, place 29 days and get final product.
Experimental data:
The density of this aerated bricks is 670kg/m3, refractory temperature is 720 ℃, thermal conductivity is 0.15W/(m ℃), adopt showerhead respectively to the thick clay tile wall of 240mm and aerating brick wall spray, clay tile wall all soaked into after 12 hours, the aerating brick wall spray degree of depth that seeps water after 72 hours is 90mm, and ultimate compression strength is 6.6Mpa, sound absorption coefficient 0.46.

Claims (2)

1. a heat-resistant sound-insulation aerated bricks, is characterized in that being made by the raw material of following weight part: solid sulfur ash 1-2, petroleum sodium sulfonate 1-2, dimethyl silicone oil 1-2, cement 13-16, unslaked lime 12-15, modification sawdust 7-9, gypsum 7-10, flyash 40-50, cocounut oil acyl diethanolamine 2-3, sepiolite powder 9-12, biotite powder 10-14, aerating aluminium powder 4-5, sodium abietate 0.3-0.5, carbon black 1-2, water are appropriate;
Described modification sawdust is made by the raw material of following weight part: zirconium phosphate 2-3, sawdust 12-15, Magnesium Silicate q-agent 1-2, red phosphorus 0.4-0.7, borax 0.4-0.6, cobalt naphthenate 0.01-0.02, ethoxylated dodecyl alcohol 0.01-0.02, hydroxyethyl methylacrylate 2-3, high-efficiency water-reducing agent of poly-carboxylic acid 1-2, vinylformic acid 1-2, ammonium persulphate 0.01-0.02, zirconium nitrate 0.5-1.2, crystal whisker of gypsum 3-5, oxidized polyethlene wax 0.8-1, sewer oil 2-3; Making method is: sawdust powder is broken into 50-100 order particle, sprays into while stirring oxidized polyethlene wax, sewer oil, mix rear placement 5-7 hour, then mix with other remaining components, be heated to 75-80 ℃, dispersion grinding 30-40 minute, obtains.
2. the preparation method of heat-resistant sound-insulation aerated bricks according to claim 1, is characterized in that comprising the following steps:
(1) cement, biotite powder, sepiolite powder, unslaked lime, gypsum, flyash are mixed, send into grinding in ball grinder and become 50-100 order particle, mix with the composition except aerating aluminium powder, sodium abietate, carbon black again, by ratio of water to material, be that 0.57-0.58 adds water, stir, add again aerating aluminium powder, sodium abietate, carbon black, stir and obtain slurry;
(2) slurry (1) step being obtained is poured in mould, obtains brick idiosome;
(3) brick idiosome is put into steam-cured still and vacuumize, then in 1.7-1.9 hour, pass into equably steam, make steam-cured indoor temperature rise to 170-180 ℃, pressure reaches 11-13MPa, keeps constant 9-12 hour;
(4) in 1.7-1.9 hour, let off steam equably, steam-cured indoor temperature is down to below 70 ℃, go out still, place 28-30 days and get final product.
CN201410152257.9A 2014-04-16 2014-04-16 A kind of heat-resistant sound-insulation aerated bricks and preparation method thereof Active CN103992082B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105254326A (en) * 2015-09-30 2016-01-20 安徽坤隆新型建材有限公司 Autoclaved aerated concrete block produced by palygorskite and preparation method of autoclaved aerated concrete block
CN105272107A (en) * 2015-09-29 2016-01-27 马鞍山杰创塑胶科技有限公司 Sound insulation and sound absorption aerated building block and making method thereof
CN108439894A (en) * 2018-02-06 2018-08-24 安徽科耀环保科技有限公司 The material and manufacturing method of novel noise reduction sound insulation
CN108640617A (en) * 2018-04-26 2018-10-12 蚌埠市宝运商品混凝土有限公司 A kind of highly-permeable concrete pervious floor tile

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103332949A (en) * 2013-05-30 2013-10-02 铜陵丰泽建材科技有限公司 High-strength aerated concrete block and preparation method thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103332949A (en) * 2013-05-30 2013-10-02 铜陵丰泽建材科技有限公司 High-strength aerated concrete block and preparation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105272107A (en) * 2015-09-29 2016-01-27 马鞍山杰创塑胶科技有限公司 Sound insulation and sound absorption aerated building block and making method thereof
CN105254326A (en) * 2015-09-30 2016-01-20 安徽坤隆新型建材有限公司 Autoclaved aerated concrete block produced by palygorskite and preparation method of autoclaved aerated concrete block
CN108439894A (en) * 2018-02-06 2018-08-24 安徽科耀环保科技有限公司 The material and manufacturing method of novel noise reduction sound insulation
CN108640617A (en) * 2018-04-26 2018-10-12 蚌埠市宝运商品混凝土有限公司 A kind of highly-permeable concrete pervious floor tile

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