CN102875067A - Modified nano mineral powder-containing aerated brick - Google Patents

Modified nano mineral powder-containing aerated brick Download PDF

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Publication number
CN102875067A
CN102875067A CN2012103048751A CN201210304875A CN102875067A CN 102875067 A CN102875067 A CN 102875067A CN 2012103048751 A CN2012103048751 A CN 2012103048751A CN 201210304875 A CN201210304875 A CN 201210304875A CN 102875067 A CN102875067 A CN 102875067A
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weight
powder
modified nano
nano mineral
mineral powder
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CN2012103048751A
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CN102875067B (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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Abstract

The invention discloses a modified nano mineral powder-containing aerated brick. The aerated brick is prepared from the following raw materials by the conventional process for preparing the aerated brick: 25 to 30 weight parts of carbide slag, 5 to 10 weight pars of cement, 10 to 15 weight parts of quick lime, 5 to 10 weight parts of modified nano mineral powder, 5 to 10 weight parts of shell powder, 3 to 5 weight parts of gypsum, 0.05 to 0.1 weight part of aluminum powder, 0.002 to 0.008 weight part of lauryl sodium sulfate, 0.03 to 0.08 weight part of tea seed cake powder, 0.3 to 0.5 weight part of soda ash, 0.5 to 0.8 weight part of expanded vermiculite powder, 0.3 to 0.5 weight part of zinc stearate, 0.01 to 0.03 weight part of aluminum hydroxide, 0.05 to 0.1 weight part of sodium diacetate and an appropriate amount of water. By adding the nano mineral powder, the volume weight of the brick, and the energy consumption are reduced; the brick is high in thermal insulation performance and sound insulation performance; compared with the conventional aerated brick, the aerated brick has the advantages that the thermal insulation performance and the sound insulation performance are improved obviously; the raw materials are mixed according to an optimized formula; and the intensity and the freezing resistance of the brick are improved obviously.

Description

A kind of aerated bricks that contains the modified Nano mineral powder
Technical field
The present invention relates to the brick field, exactly is a kind of aerated bricks that contains the modified Nano mineral powder.
Background technology
Gas concrete is a kind of novel wall material, and its unique distinction is that it is a kind of novel building walling of very light-duty heat insulating.Before the gas concrete technology starts from 100 years, and the relatively evening that this technology of China begins, than abroad totally having fallen behind 40 years, still, the development of the gas concrete industry of China is really very fast.Domestic gas concrete technical matters level can reach international most advanced level now.
The gas concrete sharpest edges economize the land resource exactly, need not waste a large amount of arable lands, and the source of its raw material very extensively, dust and sand, slag, carbide slag and coal gangue etc. all are the starting material of doing gas concrete.And very superior of the characteristic of property of gas concrete, but extraordinary working ability and heat insulation and insulated capacity are arranged, and very strong of plasticity-, but Bao can saw, extraordinary processing characteristics is arranged.
According to authoritative sources statistics, several years ago there is family more than 300 in domestic gas concrete industry production enterprise.The throughput of each producer is also different, have produce per year 20,000 cubes also have the minority of producing 100000 cubes per year also to have to produce per year 300,000 cubes.And now slowly development of gas concrete industry heat is come, before being several times of present rough statistics, domestic gas concrete manufacturer quantity.
The application of gas concrete very extensively, mainly be used in the filling enclosure wall around the load-bearing walling such as materials for wall, infilled wall, floor and roof boarding in mechanical factory building and the covil construction and non-bearing material Hezhou.
Gradually, gas concrete has become the leading showpiece of building material industry, country now to clay solid brick forbid stop production.What replace gradually is exactly air-entrained concrete building block, autoclaved brick.Yet the intensity of the aerated bricks that general conventional gas concrete is made is lower.
Summary of the invention
The purpose of this invention is to provide the aerated bricks that a kind of intensity is high, heat insulation and sound-proofing properties is outstanding.
Above-mentioned purpose realizes by following scheme:
A kind of aerated bricks that contains the modified Nano mineral powder, it is characterized in that, it is to be made according to the conventional manufacturing process of aerated bricks by the raw material of following weight parts: carbide slag 25-30, cement 5-10, unslaked lime 10-15, modified Nano mineral powder 5-10, oyster shell whiting 2-4, volcano rock dust 1-2, gypsum 3-5, aluminium powder 0.05-0.1, sodium lauryl sulphate 0.002-0.008, tea seed cake powder 0.03-0.08, soda ash 0.3-0.5, expanded vermiculite powder 0.5-0.8, Zinic stearas 0.3-0.5, aluminium hydroxide 0.01-0.03, sodium Diacetate 0.05-0.1, water are an amount of;
The preparation method of modified Nano mineral powder is: by behind 8-9 weight part calcium carbonate, 1-2 weight part iron ore tailings, 1-2 weight part shale, 2-4 weight part phosphorus ore slag, the 3-6 weight part sepiolite powder mixing at 600-700 ℃ of lower scaling loss 4-5 hour, after grind to form nanometer powder, the calcium lignin sulphonate agitating of admixing the octyl epoxy stearate that is equivalent to powder weight 1-2%, 1-2% is even, oven dry is ground into behind the powder and get final product;
The preparation method of described oyster shell whiting is: after shell is levigate, cross the 100-200 mesh sieve and get final product.
Described a kind of aerated bricks that contains the modified Nano mineral powder, it is characterized in that: preparation technology may further comprise the steps: the starting material mixing, pour into the mold, precuring, the demoulding, cutting, steam press maintenance, warehouse-in.
Described a kind of aerated bricks that contains the modified Nano mineral powder, it is characterized in that: preparation technology may further comprise the steps:
(1) takes by weighing by weight carbide slag and gypsum, after adding an amount of water, after mixing 2-3min under the 700-1000rpm, grind to get carbide slag gypsum mixed slurry, add again all the other raw materials and under 1800-2800rpm, mix 4-6min, get mixed slurry;
(2) the gained mixed slurry is poured into the mold moulding, afterwards at 40-50 ℃ of lower precuring 1-3 hour, the demoulding, handling to cutting part cuts, and gets the fragment of brick base;
(3) the fragment of brick base is put into the reactor steam press maintenance, put in storage and get final product.
Described a kind of aerated bricks that contains the modified Nano mineral powder is characterized in that: the duration of described steaming pressuring curing process is 8-12 hour, and temperature is 170-180 ℃, and pressure is 1-1.4MPa.
Beneficial effect of the present invention is:
1, the present invention has effectively reduced environmental pollution by adopting waste material 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;
2, the unit weight of this building block is 600-700kg/m 3, good heat insulating has a large amount of pores and micropore in building block inside, thereby good thermal and insulating performance, ultimate compression strength are arranged is 4.5-7.7MPa.
Embodiment
Embodiment 1
A kind of aerated bricks that contains the modified Nano mineral powder, it is to be made according to the conventional manufacturing process of aerated bricks by the raw material of following weight (kg): carbide slag 25, cement 5, unslaked lime 10, modified Nano mineral powder 5, oyster shell whiting 2, volcano rock dust 1, gypsum 3, aluminium powder 0.1, sodium lauryl sulphate 0.008, tea seed cake powder 0.08, soda ash 0.3, expanded vermiculite powder 0.5, Zinic stearas 0.3, aluminium hydroxide 0.013, sodium Diacetate 0.1, water are an amount of;
The preparation method of modified Nano mineral powder is: by behind 8kg calcium carbonate, 1kg iron ore tailings, 1kg shale, 4kg phosphorus ore slag, the 3kg sepiolite powder mixing 700 ℃ of lower scaling loss 5 hours, after grind to form nanometer powder, admix the octyl epoxy stearate that is equivalent to powder weight 2%, 2% calcium lignin sulphonate agitating is even, oven dry is ground into behind the powder and get final product;
The preparation method of described oyster shell whiting is: after shell is levigate, cross 100 mesh sieves and get final product.
Described a kind of preparation technology who contains the aerated bricks of modified Nano mineral powder may further comprise the steps: the starting material mixing, pour into the mold, precuring, the demoulding, cutting, steam press maintenance, warehouse-in.
The average unit weight of this building block is 680kg/m 3, good heat insulating has a large amount of pores and micropore in building block inside, thereby good thermal and insulating performance, ultimate compression strength are arranged is 5.9MPa.
Embodiment 2
A kind of aerated bricks that contains the modified Nano mineral powder, it is to be made according to the conventional manufacturing process of aerated bricks by the raw material of following weight (kg): carbide slag 25, cement 10, unslaked lime 15, modified Nano mineral powder 5, oyster shell whiting 2, volcano rock dust 1, gypsum 3, aluminium powder 0.1, sodium lauryl sulphate 0.002, tea seed cake powder 0.03, soda ash 0.5, expanded vermiculite powder 0.8, Zinic stearas 0.3, aluminium hydroxide 0.01, sodium Diacetate 0.05, water are an amount of;
The preparation method of modified Nano mineral powder is: by behind 9kg calcium carbonate, 1.5kg iron ore tailings, 2kg shale, 2.5kg phosphorus ore slag, the 3kg sepiolite powder mixing 600 ℃ of lower scaling loss 4 hours, after grind to form nanometer powder, admix the octyl epoxy stearate that is equivalent to powder weight 1%, 1% calcium lignin sulphonate agitating is even, oven dry is ground into behind the powder and get final product;
The preparation method of described oyster shell whiting is: after shell is levigate, cross 100 mesh sieves and get final product.
Described a kind of aerated bricks that contains the modified Nano mineral powder, preparation technology may further comprise the steps:
(1) takes by weighing by weight proportion carbide slag and gypsum, after adding an amount of water, after mixing 2min under the 800rpm, grind to get carbide slag gypsum mixed slurry, add again all the other raw materials and under 2500rpm, mix 5min, get mixed slurry;
(2) the gained mixed slurry is poured into the mold moulding, afterwards 40 ℃ of lower precuring 2 hours, the demoulding, handling to cutting part cuts, and gets the fragment of brick base;
(3) the fragment of brick base is put into the reactor steam press maintenance, put in storage and get final product.
The average unit weight of this building block is 700kg/m 3, good heat insulating has a large amount of pores and micropore in building block inside, thereby good thermal and insulating performance, ultimate compression strength are arranged is 7.1MPa.
Embodiment 3
A kind of aerated bricks that contains the modified Nano mineral powder, it is to be made according to the conventional manufacturing process of aerated bricks by the raw material of following weight (kg): fineness is that 200 purpose carbide slags 25, cement 10, unslaked lime 15, modified Nano mineral powder 5, fineness are that 100 purpose oyster shell whitings 2, fineness are that 180 purpose volcano rock dust 1, gypsum 3, aluminium powder 0.1, sodium lauryl sulphate 0.002, tea seed cake powder 0.03, soda ash 0.5, fineness are that 180 purpose expanded vermiculite powders 0.8, Zinic stearas 0.3, aluminium hydroxide 0.01, sodium Diacetate 0.05, water are an amount of;
The preparation method of modified Nano mineral powder is: by behind 8kg calcium carbonate, 1kg iron ore tailings, 2kg shale, 2.5kg phosphorus ore slag, the 3kg sepiolite powder mixing 700 ℃ of lower scaling loss 4 hours, after grind to form nanometer powder, admix the octyl epoxy stearate that is equivalent to powder weight 1%, 1% calcium lignin sulphonate agitating is even, oven dry is ground into behind the powder and get final product;
The preparation method of described oyster shell whiting is: after shell is levigate, cross 100 mesh sieves and get final product.
Described a kind of aerated bricks that contains the modified Nano mineral powder, preparation technology may further comprise the steps:
(1) takes by weighing by weight proportion carbide slag and gypsum, after adding an amount of water, after mixing 2min under the 800rpm, grind to get carbide slag gypsum mixed slurry, add again all the other raw materials and under 2500rpm, mix 5min, get mixed slurry;
(2) the gained mixed slurry is poured into the mold moulding, afterwards 40 ℃ of lower precuring 2 hours, the demoulding, handling to cutting part cuts, and gets the fragment of brick base;
(3) the fragment of brick base was put into the reactor steam press maintenance 8 hours, temperature is 180 ℃, and pressure is 1.2MPa, warehouse-in, and get final product.
The average unit weight of this building block is 700kg/m 3, good heat insulating has a large amount of pores and micropore in building block inside, thereby good thermal and insulating performance, mean value ultimate compression strength are arranged is 6.3MPa.

Claims (4)

1. aerated bricks that contains the modified Nano mineral powder, it is characterized in that, it is to be made according to the conventional manufacturing process of aerated bricks by the raw material of following weight parts: carbide slag 25-30, cement 5-10, unslaked lime 10-15, modified Nano mineral powder 5-10, oyster shell whiting 2-4, volcano rock dust 1-2, gypsum 3-5, aluminium powder 0.05-0.1, sodium lauryl sulphate 0.002-0.008, tea seed cake powder 0.03-0.08, soda ash 0.3-0.5, expanded vermiculite powder 0.5-0.8, Zinic stearas 0.3-0.5, aluminium hydroxide 0.01-0.03, sodium Diacetate 0.05-0.1, water are an amount of;
The preparation method of modified Nano mineral powder is: by behind 8-9 weight part calcium carbonate, 1-2 weight part iron ore tailings, 1-2 weight part shale, 2-4 weight part phosphorus ore slag, the 3-6 weight part sepiolite powder mixing at 600-700 ℃ of lower scaling loss 4-5 hour, after grind to form nanometer powder, the calcium lignin sulphonate agitating of admixing the octyl epoxy stearate that is equivalent to powder weight 1-2%, 1-2% is even, oven dry is ground into behind the powder and get final product;
The preparation method of described oyster shell whiting is: after shell is levigate, cross the 100-200 mesh sieve and get final product.
2. a kind of aerated bricks that contains the modified Nano mineral powder according to claim 1, it is characterized in that: preparation technology may further comprise the steps: the starting material mixing, pour into the mold, precuring, the demoulding, cutting, steam press maintenance, warehouse-in.
3. a kind of aerated bricks that contains the modified Nano mineral powder according to claim 1, it is characterized in that: preparation technology may further comprise the steps:
(1) takes by weighing by weight carbide slag and gypsum, after adding an amount of water, after mixing 2-3min under the 700-1000rpm, grind to get carbide slag gypsum mixed slurry, add again all the other raw materials and under 1800-2800rpm, mix 4-6min, get mixed slurry;
(2) the gained mixed slurry is poured into the mold moulding, afterwards at 40-50 ℃ of lower precuring 1-3 hour, the demoulding, handling to cutting part cuts, and gets the fragment of brick base;
(3) the fragment of brick base is put into the reactor steam press maintenance, put in storage and get final product.
4. according to claim 2 or 3 described a kind of aerated bricks that contain the modified Nano mineral powder, it is characterized in that: the duration of described steaming pressuring curing process is 8-12 hour, and temperature is 170-180 ℃, and pressure is 1-1.4MPa.
CN201210304875.1A 2012-08-25 2012-08-25 Modified nano mineral powder-containing aerated brick Active CN102875067B (en)

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CN103183521A (en) * 2013-02-25 2013-07-03 陈廷武 Light cement foam insulation plate and production method thereof
CN103408290A (en) * 2013-06-29 2013-11-27 淮北市惠尔普建筑陶瓷有限公司 Polished tile
CN103449836A (en) * 2013-07-31 2013-12-18 潘逸东 Aerated brick containing asbestos fiber carbide slag composite particles
CN103449769A (en) * 2013-07-31 2013-12-18 潘逸东 Antibacterial aerated brick
CN103553545A (en) * 2013-10-28 2014-02-05 安徽美源环保科技有限公司 High-efficiency curing agent
CN103553531A (en) * 2013-10-28 2014-02-05 安徽星华环保科技有限公司 Waste curing agent containing modified blast furnace slag
CN103553465A (en) * 2013-10-28 2014-02-05 安徽美源环保科技有限公司 Waste curing agent containing modified nano carbide slag
CN103553464A (en) * 2013-10-28 2014-02-05 安徽星华环保科技有限公司 Curing agent containing modified nano calcium carbonate
CN103588449A (en) * 2013-11-11 2014-02-19 安徽阜阳富龙建筑材料有限责任公司 Method for preparing steam-pressing bricks from multiple raw mineral materials
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