CN102875184A - Oil shale residue aerated brick and preparation method thereof - Google Patents

Oil shale residue aerated brick and preparation method thereof Download PDF

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Publication number
CN102875184A
CN102875184A CN2012103048732A CN201210304873A CN102875184A CN 102875184 A CN102875184 A CN 102875184A CN 2012103048732 A CN2012103048732 A CN 2012103048732A CN 201210304873 A CN201210304873 A CN 201210304873A CN 102875184 A CN102875184 A CN 102875184A
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China
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weight
weight parts
oil shale
powder
attapulgite
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CN2012103048732A
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CN102875184B (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

The invention provides an oil shale residue aerated brick. The oil shale residue aerated brick is prepared from the following raw materials: 20 to 30 weight parts of oil shale residue, 25 to 30 weight parts of coal ash, 5 to 10 weight parts of cement, 4 to 6 weight parts of modified attapulgite, 5 to 10 weight parts of mica powder, 5 to 10 weight parts of ceramics factory waste, 5 to 10 weight parts of calcium carbonate powder, 10 to 15 weight parts of lime, 0.1 to 0.3 weight percent of triethanolamine lime, 4 to 5 weight parts of gypsum, 0.02 to 0.08 weight part of aluminum powder, nekal which is 3 to 5 percent based on weight of aluminum powder, 0.01 to 0.02 weight part of calcium bicarbonate, 2 to 3 weight parts of volcanic rock, 1 to 2 weight parts of lignocellulose, 0.3 to 0.5 weight part of soda ash, 0.03 to 0.05 weight part of borax, 1 to 2 weight parts of sodium diacetate, 1 to 2 weight parts of hydroxypropyl methyl cellulose sodium, and 1 to 2 weight parts of superfine polyvinyl alcohol. The oil shale residues are added into the raw materials of the aerated brick, other conventional aids and modified nano aids are added, and the aerated brick which is processed by an appropriate process is low in cost and high in performance, achieves the cyclic economy effect of changing waste into wealth, and reduces pollution; and the processed aerated brick has the characteristics of light volume weight, high thermal insulation property, good sound absorption effect, and high intensity and can be used for a non-load bearing wall body or a load-bearing wall body.

Description

A kind of oil shale waste aerated bricks and preparation method thereof
Technical field
The present invention relates to building material field, be specifically related to a kind of oil shale waste aerated bricks and preparation method thereof.
Background technology
Air-entrained concrete building block is take cement, slag, sand, lime etc. as main raw material, add foaming agent, the solid block that forms through stirring moulding, steam press maintenance, gas concrete be by purposes, can be divided into five kinds on non-bearing building block, bearing building block, insulation block, wallboard and roof boarding.
Aerated bricks has that unit weight is light, heat-insulating property is high, sound-absorbing effect is good, has the advantages such as certain intensity and workability, is that China applies the earliest, one of most popular light wall material.
Under the background that the whole world energy and natural conservation become more and more important; along with the adjustment of industry policy and the raising of environmental protection consciousness; the utilization of other trade wastes also presents ascendant trend; the Heterosis of the economy that most countries has in construction process trade waste, environment and technical elements goes out positive interest; many trade wastes are proved to be and can be recycled, and become the power of developing a circular economy with Sustainable development.
Human society industry and expanding economy and human living standard's raising and diversified result thereof have then formed the social system of large-scale production, high flow rate and many discardedization.Particularly a large amount of municipal wastess is had to adopt burn to subtract and is held innoxious and landfill disposal.But land occupation and environmental pollution are still maximum social concern.Solving this strongest countermeasure of changing day by day deeply problem is to carry out rubbish and trade waste renewable resources.
With various trade wastes or urban construction waste as starting material add to aerated bricks production in, play the saving natural resource, sharp useless environmental protection texts becomes and develops a circular economy and the power of Sustainable development.
The present invention adds oil shale waste to and has realized the cyclic utilization of waste in the aerated bricks as starting material, reduced the pollution to environment, meets strategy of sustainable development requirement.
Summary of the invention
The invention provides a kind of oil shale waste aerated bricks and working method thereof, aerated bricks of the present invention has that unit weight is light, heat-insulating property is high, sound-absorbing effect is good, and the characteristics that intensity is high can be used as non-bearing wall body or the body of wall of weighing uses.
Technical scheme of the present invention is as follows:
A kind of oil shale waste aerated bricks is characterized in that, its starting material by following weight part are processed into:
Oil shale waste 20-30, flyash 25-30, cement 5-10, attapulgite modified 4-6, mica powder 5-10, the waste material 5-10 of ceramics factory, light calcium carbonate powder 5-10, lime 10-15, the 0.1-0.3% of trolamine lime weight, gypsum 2, aluminium powder 0.02-0.08, the sodium dibutyl naphthalene sulfonate dosage is the 3-5% of aluminium powder weight, Calcium hydrogen carbonate 0.01-0.02, volcanics 2-3, lignocellulose 1-2, soda ash 0.3-0.5, sodium Diacetate 1-2, Vltra tears sodium 1-2, borax 0.03-0.05, micronized polyethylene alcohol 1-2
(1) attapulgite is carried out modification: use first 15-20% salt acid soak attapulgite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry grinds to form nanometer powder.
Described a kind of oil shale waste aerated bricks is characterized in that, its starting material by following weight part are processed into:
Oil shale waste 25, cement 56, attapulgite modified 5, mica powder 8, ceramics factory's waste material 6, light calcium carbonate powder 12, lime 14, the 0.1-0.3% of trolamine lime weight, gypsum 2, aluminium powder 0.05, sodium dibutyl naphthalene sulfonate dosage be aluminium powder weight 4%, Calcium hydrogen carbonate 0.01, volcanics 3, lignocellulose 1.5, soda ash 0.4, sodium Diacetate 1, Vltra tears sodium 2, borax 0.04, micronized polyethylene alcohol 1.
The preparation method of described oil shale waste aerated bricks is characterized in that, may further comprise the steps:
(1) attapulgite is carried out modification: use first 15-20% salt acid soak attapulgite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry grinds to form nanometer powder;
(2) take by weighing each starting material by formula rate, lumpy material is dropped into abrasive dust in the ball mill, powder is crossed the 180-200 mesh sieve;
(3) major ingredient, the auxiliary agent of milled is admixed together, drop in the stirrer, add an amount of water and stir into slurry;
(4) mixed slurry that stirs is injected mould;
(5) then put into the chamber of resting at 50-60 ℃ of sealing thermal insulation, rested the base substrate that obtains resting time 1.5-2 hour; (6) base substrate that will rest is put into and is processed into fragment of brick on the cutting machine; (7) fragment of brick is put into carried out steam press maintenance 3-4 hour in the high pressure autoclave, steam curing temperature is 180-195 ℃, steam-cured pressure 10-11 MPa;
(8) fragment of brick in the autoclave is removed pressure, lowered the temperature, goes out still, obtain product.
Beneficial effect of the present invention:
The present invention has effectively reduced environmental pollution by adopting oil shale waste as the composition of aerated bricks, turns waste into wealth, and has protected environment; The present invention has alleviated the unit weight of brick by adding the nanometer powder breeze, simultaneously, has reduced energy consumption; Brick of the present invention is heat insulation all good with sound-proofing properties, and existing aerated bricks is significantly improved.Simultaneously the present invention is by the optimization of C/C composites materials, and intensity of the present invention, frost resistance are significantly improved.Prepared aerated bricks both can be used as non-bearing wall body and had used, and also can make bearing wall and use.
Embodiment
Embodiment 1
Take by weighing the starting material of following weight part: oil shale waste 20-30, flyash 25-30, cement 5-10, modified Nano attapulgite 4-6, mica powder 5-10, the waste material 5-10 of ceramics factory, light calcium carbonate powder 5-10, lime 10-15, the 0.1-0.3% of trolamine lime weight, gypsum 1-3, aluminium powder 0.02-0.08, the sodium dibutyl naphthalene sulfonate dosage is the 3-5% of aluminium powder weight, Calcium hydrogen carbonate 0.01-0.02, volcanics 2-3, lignocellulose 1-2, soda ash 0.3-0.5, sodium Diacetate 1-2, borax 0.03-0.05, Vltra tears sodium 1-2, micronized polyethylene alcohol 1-2
Wherein, attapulgite is carried out modification: use first 15-20% salt acid soak attapulgite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, and after the oven dry, the vinyltriethoxysilane agitating that adding is equivalent to solid weight 3-5% is even, oven dry grinds to form nanometer powder
Load weighted above-mentioned substance is processed into the aerated bricks finished product by following method, concrete steps:
(1) attapulgite is carried out modification: use first 15-20% salt acid soak attapulgite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry grinds to form nanometer powder;
(2) take by weighing each starting material by formula rate, lumpy material is dropped into abrasive dust in the ball mill, powder is crossed the 180-200 mesh sieve;
(3) major ingredient, the auxiliary agent of milled is admixed together, drop in the stirrer, add an amount of water and stir into slurry;
(4) mixed slurry that stirs is injected mould;
(5) then put into the chamber of resting at 50-60 ℃ of sealing thermal insulation, rested the base substrate that obtains resting time 1.5-2 hour; (6) base substrate that will rest is put into and is processed into fragment of brick on the cutting machine; (7) fragment of brick is put into carried out steam press maintenance 6-8 hour in the high pressure autoclave, steam curing temperature is 180-195 ℃, steam-cured pressure 10-11 MPa;
(8) fragment of brick in the autoclave is removed pressure, lowered the temperature, goes out still, obtain product.
Embodiment 2
Take by weighing the starting material of following weight part: oil shale waste 25, cement 56, modified Nano attapulgite 5, mica powder 8, ceramics factory's waste material 6, light calcium carbonate powder 12, lime 14, the 0.1-0.3% of trolamine lime weight, gypsum 2, aluminium powder 0.05, the sodium dibutyl naphthalene sulfonate dosage is 4% of aluminium powder weight, Calcium hydrogen carbonate 0.01, volcanics 3, lignocellulose 1.5, soda ash 0.4, sodium Diacetate 1, borax 0.04, Vltra tears sodium 2, micronized polyethylene alcohol 1, wherein, attapulgite modifiedly made by following method: use first 15 % salt acid soak sepiolites 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, oven dry, be ground into powder
Load weighted above-mentioned substance is processed into the aerated bricks finished product by following method, concrete steps:
(1) attapulgite is carried out modification: use first 15-20% salt acid soak attapulgite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry grinds to form nanometer powder;
(2) take by weighing each starting material by formula rate, lumpy material is dropped into abrasive dust in the ball mill, powder is crossed the 180-200 mesh sieve;
(3) major ingredient, the auxiliary agent of milled is admixed together, drop in the stirrer, add an amount of water and stir into slurry;
(4) mixed slurry that stirs is injected mould;
(5) then put into the chamber of resting at 50-60 ℃ of sealing thermal insulation, rested the base substrate that obtains resting time 1.5-2 hour; (6) base substrate that will rest is put into and is processed into fragment of brick on the cutting machine; (7) fragment of brick is put into carried out steam press maintenance 6-8 hour in the high pressure autoclave, steam curing temperature is 180-195 ℃, steam-cured pressure 10-11 MPa;
(8) fragment of brick in the autoclave is removed pressure, lowered the temperature, goes out still, obtain product.
Performance test results to the aerated bricks of embodiment 2 sees the following form:

Claims (3)

1. an oil shale waste aerated bricks is characterized in that, its starting material by following weight part are processed into:
Oil shale waste 20-30, flyash 25-30, cement 5-10, modified Nano attapulgite 4-6, mica powder 5-10, the waste material 5-10 of ceramics factory, light calcium carbonate powder 5-10, lime 10-15, the 0.1-0.3% of trolamine lime weight, gypsum 1-3, aluminium powder 0.02-0.08, the sodium dibutyl naphthalene sulfonate dosage is the 3-5% of aluminium powder weight, Calcium hydrogen carbonate 0.01-0.02, volcanics 2-3, lignocellulose 1-2, soda ash 0.3-0.5, sodium Diacetate 1-2, Vltra tears sodium 1-2, micronized polyethylene alcohol 1-2, borax 0.03-0.05
Described modified Nano attapulgite is made by following method: use first 15-20% salt acid soak attapulgite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, and after the oven dry, the vinyltriethoxysilane agitating that adding is equivalent to solid weight 3-5% is even, oven dry grinds to form nanometer powder.
2. a kind of oil shale waste aerated bricks according to claim 1 is characterized in that, its starting material by following weight part are processed into:
Oil shale waste 25, cement 56, attapulgite modified 5, mica powder 8, ceramics factory's waste material 6, light calcium carbonate powder 12, lime 14, the 0.1-0.3% of trolamine lime weight, gypsum 2, aluminium powder 0.05, sodium dibutyl naphthalene sulfonate dosage be aluminium powder weight 4%, Calcium hydrogen carbonate 0.01, volcanics 3, lignocellulose 1.5, soda ash 0.4, sodium Diacetate 1, Vltra tears sodium 2, borax 0.04, micronized polyethylene alcohol 1.
3. the preparation method of oil shale waste aerated bricks as claimed in claim 1 or 2 is characterized in that, may further comprise the steps:
(1) attapulgite is carried out modification: use first 15-20% salt acid soak attapulgite 1-2 hour, leave standstill, clarification, centrifugal, solid washes with water to neutrality, after the oven dry, it is even to add the vinyltriethoxysilane agitating that is equivalent to solid weight 3-5%, and oven dry grinds to form nanometer powder;
(2) take by weighing each starting material by formula rate, lumpy material is dropped into abrasive dust in the ball mill, powder is crossed the 180-200 mesh sieve;
(3) major ingredient, the auxiliary agent of milled is admixed together, drop in the stirrer, add an amount of water and stir into slurry;
(4) mixed slurry that stirs is injected mould;
(5) then put into the chamber of resting at 50-60 ℃ of sealing thermal insulation, rested the base substrate that obtains resting time 1.5-2 hour; (6) base substrate that will rest is put into and is processed into fragment of brick on the cutting machine; (7) fragment of brick is put into carried out steam press maintenance 6-8 hour in the high pressure autoclave, steam curing temperature is 180-195 ℃, steam-cured pressure 10-11 MPa;
(8) fragment of brick in the autoclave is removed pressure, lowered the temperature, goes out still, obtain product.
CN201210304873.2A 2012-08-25 2012-08-25 Oil shale residue aerated brick and preparation method thereof Active CN102875184B (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103288414A (en) * 2013-05-14 2013-09-11 安徽筑园景新型建材科技有限公司 Rice hull autoclaved concrete aerated light block and production method thereof
CN103332912A (en) * 2013-05-30 2013-10-02 铜陵丰泽建材科技有限公司 Porous aerated concrete building block and preparation method thereof
CN103332913A (en) * 2013-05-30 2013-10-02 铜陵丰泽建材科技有限公司 Seepage-proofing aerated concrete building block and preparation method thereof
CN103332916A (en) * 2013-06-03 2013-10-02 铜陵丰泽建材科技有限公司 Aerated concrete block with composition of mica powder and fly ash and preparation method
CN103342528A (en) * 2013-06-03 2013-10-09 铜陵丰泽建材科技有限公司 Aerated concrete block reinforced by fibers and preparation method thereof
CN103449767A (en) * 2013-07-31 2013-12-18 潘逸东 Air-added brick added with nano powder
CN103664226A (en) * 2013-12-12 2014-03-26 绥中广元新材料有限公司 Compounding method of foamed silicon-calcium concrete wall building block
CN103979910A (en) * 2014-04-15 2014-08-13 马鞍山豹龙新型建材有限公司 Waterproof corrosion resistance aerated brick and preparation method thereof
CN104844252A (en) * 2015-04-28 2015-08-19 陈琼燕 Method for producing non-bearing porous building block by taking shale as raw material

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083031A (en) * 1992-08-28 1994-03-02 黑龙江商学院 Light heat-insulation masonry material for building
CN101954666A (en) * 2009-07-16 2011-01-26 山东九曲圣基新型建材有限公司 Method for preparing aerated bricks

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083031A (en) * 1992-08-28 1994-03-02 黑龙江商学院 Light heat-insulation masonry material for building
CN101954666A (en) * 2009-07-16 2011-01-26 山东九曲圣基新型建材有限公司 Method for preparing aerated bricks

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103288414B (en) * 2013-05-14 2016-03-09 安徽筑园景新型建材科技有限公司 The concrete aerated light block of rice husk steam pressure and production method thereof
CN103288414A (en) * 2013-05-14 2013-09-11 安徽筑园景新型建材科技有限公司 Rice hull autoclaved concrete aerated light block and production method thereof
CN103332912B (en) * 2013-05-30 2016-03-02 铜陵丰泽建材科技有限公司 Porous air-entrained concrete building block and preparation method thereof
CN103332912A (en) * 2013-05-30 2013-10-02 铜陵丰泽建材科技有限公司 Porous aerated concrete building block and preparation method thereof
CN103332913A (en) * 2013-05-30 2013-10-02 铜陵丰泽建材科技有限公司 Seepage-proofing aerated concrete building block and preparation method thereof
CN103332913B (en) * 2013-05-30 2016-04-13 铜陵丰泽建材科技有限公司 Water-impervious air-entrained concrete building block and preparation method thereof
CN103332916B (en) * 2013-06-03 2016-03-02 铜陵丰泽建材科技有限公司 Mica powder and the composite aerated concrete segment of flyash and preparation method thereof
CN103342528B (en) * 2013-06-03 2016-02-24 铜陵丰泽建材科技有限公司 Air-entrained concrete building block that a kind of fiber is strengthened and preparation method thereof
CN103342528A (en) * 2013-06-03 2013-10-09 铜陵丰泽建材科技有限公司 Aerated concrete block reinforced by fibers and preparation method thereof
CN103332916A (en) * 2013-06-03 2013-10-02 铜陵丰泽建材科技有限公司 Aerated concrete block with composition of mica powder and fly ash and preparation method
CN103449767A (en) * 2013-07-31 2013-12-18 潘逸东 Air-added brick added with nano powder
CN103664226B (en) * 2013-12-12 2015-05-13 绥中广元新材料有限公司 Compounding method of foamed silicon-calcium concrete wall building block
CN103664226A (en) * 2013-12-12 2014-03-26 绥中广元新材料有限公司 Compounding method of foamed silicon-calcium concrete wall building block
CN103979910A (en) * 2014-04-15 2014-08-13 马鞍山豹龙新型建材有限公司 Waterproof corrosion resistance aerated brick and preparation method thereof
CN103979910B (en) * 2014-04-15 2016-03-09 合肥蓝科新材料有限公司 A kind of waterproof anti-corrosion aerated bricks and preparation method thereof
CN104844252A (en) * 2015-04-28 2015-08-19 陈琼燕 Method for producing non-bearing porous building block by taking shale as raw material

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