CN104724988A - Novel lightweight porous coal gangue brick with sound absorption effect and preparation method thereof - Google Patents
Novel lightweight porous coal gangue brick with sound absorption effect and preparation method thereof Download PDFInfo
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- CN104724988A CN104724988A CN201510044429.5A CN201510044429A CN104724988A CN 104724988 A CN104724988 A CN 104724988A CN 201510044429 A CN201510044429 A CN 201510044429A CN 104724988 A CN104724988 A CN 104724988A
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention discloses a novel lightweight porous coal gangue brick with a sound absorption effect. The novel lightweight porous coal gangue brick with the sound absorption effect is characterized by comprising the following raw materials in parts by weight: 50-60 parts of gangue, 7-9 parts of slag, 8-10 parts of ordinary cement, 11-13 parts of flyash, 1-2 parts of lauryl sodium sulfate, 6-8 parts of dolomite, 2-3 parts of monazite, 3-5 parts of peat, 4-5 parts of polyethylene glycol, 6-8 parts of bagasse, 7-9 parts of modifier and a proper amount of water. The novel lightweight porous coal gangue brick provided by the invention is reasonable in formula; gangue, bagasse and flyash are mixed, then added with lauryl sodium sulfate and other foaming components and finally prepared into the lightweight porous non-fired brick by virtue of a burn-free process; the effects of energy conservation and emission reduction are achieved and simultaneously good sound absorption and noise reduction effect are also achieved; by adopting the modifier processed through a special process, the heat insulation, sound absorption and antibacterial effects are achieved further and the comprehensive property of the coal gangue brick is strengthened.
Description
Technical field
The present invention relates to building material field, particularly a kind of light porous novel colliery wastes brick with sound-absorbing effect and preparation method thereof.
Background technology
City noise drastically influence orthobiosis and the health of human body of city resident, and the range of influence of its noise and influence degree are day by day serious, on the impact of civic living environment greatly, becomes one of noticeable city environmental pollution problem.Coal gangue is as one of maximum industrial solid castoff of China's quantity discharged.Add up in the whole nation at present to store up more than 30 hundred million tons, taken up an area about 1.2 × 104 hectares.And the quantity discharged of annual coal gangue is equivalent to about 10% of coal production then.Year discharge rate will be greater than 1.6 hundred million tons.Stack coal gangue and not only take a large amount of soil, and contaminate environment, affect life and the health of people.In addition, often there is spontaneous combustion in coal gangue hill, not only wastes energy, and produce volume of smoke and obnoxious flavour.Also can there is detonation in the coal gangue hill of spontaneous combustion, also can bring out avalanche and landslide under certain conditions, the Architectural Equipment directly near harm and personnel safety.
The object of the invention is to produce a kind of building brick, there is effect of good absorbing sound and lowering noise, the resource that these are discarded can be applied simultaneously, reach resource consolidation, the object of energy-conserving and environment-protective.The present invention fills a prescription rationally, by coal gangue with, bagasse, flyash etc. mix, and add the foaming ingredients such as sodium lauryl sulphate, by unburned technique, make light porous non-burning brick, there is while energy-saving and emission-reduction effect of good absorbing sound and lowering noise; Add the properties-correcting agent that special process is made, further enhancing insulation, sound-absorbing, antibacterial effect, enhance the over-all properties of colliery wastes brick.
Summary of the invention
The object of this invention is to provide a kind of light porous novel colliery wastes brick with sound-absorbing effect and preparation method thereof.
In order to realize object of the present invention, the present invention is by following scheme implementation:
A light porous novel colliery wastes brick with sound-absorbing effect, is made up of the raw material of following weight part: coal gangue 50-60, slag 7-9, Portland cement 8-10, flyash 11-13, sodium lauryl sulphate 1-2, rhombspar 6-8, monazite 2-3, peat 3-5, polyoxyethylene glycol 4-5, bagasse 6-8, properties-correcting agent 7-9, water are appropriate;
Described properties-correcting agent is prepared from by the raw material of following weight part: sepiolite fibre 8-10, paper pulp tankage 13-15, Starso 1-1.5, light calcium carbonate powder 3-4, cocoanut active charcoal 5-7, silicon sol 6-9, epoxy Toenol 1140 2-3, Xylo-Mucine 3-4, bamboo carbon powder 3-4, Fructus Toosendan 1-2,75% ethanol 10-12, water 20-25, first by sepiolite fibre, cocoanut active charcoal is ground into 100-200 order powder, with light calcium carbonate powder, bamboo carbon powder, paper pulp tankage, suitable quantity of water mixes, after stirring 20-30 minute with the speed of 600-800 rev/min, add except Fructus Toosendan, all the other remaining components outside ethanol, be heated to 40 DEG C-50 DEG C, continue to stir 30-40 minute, make mixed slurry, then join in the ethanol of 75% ethanol after Fructus Toosendan being pulverized and soak that to cross leaching filtrate after 80-100 minute stand-by, again mixed slurry is passed in spray drying device, control inlet temperature 100-120 DEG C, air outlet temperature 80-100 DEG C, obtain mixed powder, finally filtrate is sprayed at mixed powder surface and namely obtains properties-correcting agent.
A kind of light porous novel colliery wastes brick with sound-absorbing effect of the present invention, be made up of following concrete steps:
(1) be ground into 180-200 object mixed powder by after coal gangue, slag, rhombspar, monazite, peat, bagasse mixing, then polyoxyethylene glycol, sodium lauryl sulphate be dissolved in the water of 3-4 times amount, form mixed solution;
(2) mixed powder is mixed with mixed solution, add all the other remaining components except Portland cement, properties-correcting agent, stir, then add extruding pelletization in tablets press;
(3) mixed with properties-correcting agent by Portland cement, add suitable quantity of water and make mixed slurry, then with particle mixing and stirring in step (2), form paste, then send in block machine and suppress, forming pressure controls be 20-25MPa;
(4) product after shaping is put moisture-keeping maintaining 21-28 at normal temperatures and namely obtain fragment of brick of the present invention.
The invention has the beneficial effects as follows: the present invention fills a prescription rationally, by coal gangue with, bagasse, flyash etc. mix, and add the foaming ingredients such as sodium lauryl sulphate, by unburned technique, make light porous non-burning brick, there is while energy-saving and emission-reduction effect of good absorbing sound and lowering noise; Add the properties-correcting agent that special process is made, further enhancing insulation, sound-absorbing, antibacterial effect, enhance the over-all properties of colliery wastes brick.
Specific embodiments
Below by specific examples, the present invention is described in detail.
A light porous novel colliery wastes brick with sound-absorbing effect, is made up of the raw material of following weight part (kilogram): coal gangue 50, slag 7, Portland cement 8, flyash 11, sodium lauryl sulphate 1, rhombspar 6, monazite 2, peat 3, polyoxyethylene glycol 4, bagasse 6, properties-correcting agent 7, water are appropriate;
Described properties-correcting agent is prepared from by the raw material of following weight part (kilogram): sepiolite fibre 8, paper pulp tankage 13, Starso 1, light calcium carbonate powder 3, cocoanut active charcoal 5, silicon sol 6, epoxy Toenol 1140 2, Xylo-Mucine 3, bamboo carbon powder 3, Fructus Toosendan 1,75% ethanol 10, water 20, first by sepiolite fibre, cocoanut active charcoal is ground into 100-200 order powder, with light calcium carbonate powder, bamboo carbon powder, paper pulp tankage, suitable quantity of water mixes, after stirring 20-30 minute with the speed of 600-800 rev/min, add except Fructus Toosendan, all the other remaining components outside ethanol, be heated to 40 DEG C-50 DEG C, continue to stir 30-40 minute, make mixed slurry, then join in the ethanol of 75% ethanol after Fructus Toosendan being pulverized and soak that to cross leaching filtrate after 80-100 minute stand-by, again mixed slurry is passed in spray drying device, control inlet temperature 100-120 DEG C, air outlet temperature 80-100 DEG C, obtain mixed powder, finally filtrate is sprayed at mixed powder surface and namely obtains properties-correcting agent.
A kind of light porous novel colliery wastes brick with sound-absorbing effect of the present invention, be made up of following concrete steps:
(1) be ground into 180-200 object mixed powder by after coal gangue, slag, rhombspar, monazite, peat, bagasse mixing, then polyoxyethylene glycol, sodium lauryl sulphate be dissolved in the water of 3-4 times amount, form mixed solution;
(2) mixed powder is mixed with mixed solution, add all the other remaining components except Portland cement, properties-correcting agent, stir, then add extruding pelletization in tablets press;
(3) mixed with properties-correcting agent by Portland cement, add suitable quantity of water and make mixed slurry, then with particle mixing and stirring in step (2), form paste, then send in block machine and suppress, forming pressure controls be 20-25MPa;
(4) product after shaping is put moisture-keeping maintaining 21-28 at normal temperatures and namely obtain fragment of brick of the present invention.
Through various test determination, the properties of colliery wastes brick of the present invention is: density is 920kg/m
3, thermal conductivity is 0.058W/ (m.K), and ultimate compression strength is 16.6Mpa.
Claims (2)
1. a light porous novel colliery wastes brick with sound-absorbing effect, it is characterized in that, be made up of the raw material of following weight part: coal gangue 50-60, slag 7-9, Portland cement 8-10, flyash 11-13, sodium lauryl sulphate 1-2, rhombspar 6-8, monazite 2-3, peat 3-5, polyoxyethylene glycol 4-5, bagasse 6-8, properties-correcting agent 7-9, water are appropriate;
Described properties-correcting agent is prepared from by the raw material of following weight part: sepiolite fibre 8-10, paper pulp tankage 13-15, Starso 1-1.5, light calcium carbonate powder 3-4, cocoanut active charcoal 5-7, silicon sol 6-9, epoxy Toenol 1140 2-3, Xylo-Mucine 3-4, bamboo carbon powder 3-4, Fructus Toosendan 1-2,75% ethanol 10-12, water 20-25, first by sepiolite fibre, cocoanut active charcoal is ground into 100-200 order powder, with light calcium carbonate powder, bamboo carbon powder, paper pulp tankage, suitable quantity of water mixes, after stirring 20-30 minute with the speed of 600-800 rev/min, add except Fructus Toosendan, all the other remaining components outside ethanol, be heated to 40 DEG C-50 DEG C, continue to stir 30-40 minute, make mixed slurry, then join in the ethanol of 75% ethanol after Fructus Toosendan being pulverized and soak that to cross leaching filtrate after 80-100 minute stand-by, again mixed slurry is passed in spray drying device, control inlet temperature 100-120 DEG C, air outlet temperature 80-100 DEG C, obtain mixed powder, finally filtrate is sprayed at mixed powder surface and namely obtains properties-correcting agent.
2. a kind of light porous novel colliery wastes brick with sound-absorbing effect according to claim 1, is characterized in that, be made up of following concrete steps:
(1) be ground into 180-200 object mixed powder by after coal gangue, slag, rhombspar, monazite, peat, bagasse mixing, then polyoxyethylene glycol, sodium lauryl sulphate be dissolved in the water of 3-4 times amount, form mixed solution;
(2) mixed powder is mixed with mixed solution, add all the other remaining components except Portland cement, properties-correcting agent, stir, then add extruding pelletization in tablets press;
(3) mixed with properties-correcting agent by Portland cement, add suitable quantity of water and make mixed slurry, then with particle mixing and stirring in step (2), form paste, then send in block machine and suppress, forming pressure controls be 20-25MPa;
(4) product after shaping is put moisture-keeping maintaining 21-28 at normal temperatures and namely obtain fragment of brick of the present invention.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106187023A (en) * | 2016-07-01 | 2016-12-07 | 卓达新材料科技集团威海股份有限公司 | A kind of novel energy-saving environment-friendly construction material |
CN108585681A (en) * | 2018-05-16 | 2018-09-28 | 合肥欧克斯新型建材有限公司 | A kind of concrete porous energy-saving brick and preparation method thereof |
CN108706989A (en) * | 2018-06-29 | 2018-10-26 | 常州大学 | A kind of production method of porous brick |
CN109942283A (en) * | 2019-05-10 | 2019-06-28 | 安徽昆蒙新型建材有限公司 | A kind of carbon fiber-reinforced hollow brick and preparation method thereof |
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JP2003252672A (en) * | 2001-12-27 | 2003-09-10 | Taihei Kogyo Co Ltd | Heat-resistant block and heat-resistant concrete suitable for cast floor |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106187023A (en) * | 2016-07-01 | 2016-12-07 | 卓达新材料科技集团威海股份有限公司 | A kind of novel energy-saving environment-friendly construction material |
CN108585681A (en) * | 2018-05-16 | 2018-09-28 | 合肥欧克斯新型建材有限公司 | A kind of concrete porous energy-saving brick and preparation method thereof |
CN108706989A (en) * | 2018-06-29 | 2018-10-26 | 常州大学 | A kind of production method of porous brick |
CN109942283A (en) * | 2019-05-10 | 2019-06-28 | 安徽昆蒙新型建材有限公司 | A kind of carbon fiber-reinforced hollow brick and preparation method thereof |
CN109942283B (en) * | 2019-05-10 | 2021-10-22 | 安徽昆蒙新型建材有限公司 | Carbon fiber toughened hollow brick and preparation method thereof |
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Application publication date: 20150624 |