CN104556934A - Aerated concrete block capable of adsorbing toxic and harmful gases and preparation method of aerated concrete block - Google Patents
Aerated concrete block capable of adsorbing toxic and harmful gases and preparation method of aerated concrete block Download PDFInfo
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- CN104556934A CN104556934A CN201410792321.XA CN201410792321A CN104556934A CN 104556934 A CN104556934 A CN 104556934A CN 201410792321 A CN201410792321 A CN 201410792321A CN 104556934 A CN104556934 A CN 104556934A
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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 an aerated concrete block capable of adsorbing toxic and harmful gases and a preparation method of the aerated concrete block. The aerated concrete block is prepared from the following raw materials in parts by weight: 42-68 parts of yellow sands, 10-15 parts of nano black stones, 12-16 parts of a zeolite molecular sieve, 18-26 parts of allophone, 22-28 parts of wood dust, 15-20 parts of ground calcium carbonate powder, 26-34 parts of sea mud, 16-22 parts of attapulgite, 10-15 parts of alpha type semi-hydrated gypsum, 3-6 parts of carbomer resin, 1-2 parts of modified aluminum powder, 2-3 parts of sodium thiosulfate, 2-3 parts of zinc sulfate and 1-2 parts of azodiisobutyronitrile. The substances including the nano black stones, the zeolite molecular sieve and the like with outstanding physical adsorption functions are added into the aerated concrete block disclosed by the invention, so that the aerated concrete bock can adsorb harmful gases of formaldehyde, benzene compounds, sulfur oxide, nitrogen oxide, carbon monoxide, hydrogen sulfide, ammonia, isovaleric acid, methyl mercaptan, trimethylamine (fishy), TVOC (total volatile organic compounds) and the like to achieve a function of purifying air; and meanwhile, the aerated concrete block has the characteristics of high strength, good heat insulation and heat preservation properties, good sound isolation effect, heat resistance, moisture resistance, acid and alkali corrosion resistance and the like, and has a broad market prospect.
Description
Technical field
The present invention relates to aerated-block of a kind of adsorbable toxic and harmful and preparation method thereof, belong to building material field.
Background technology
Aerated-block is for main raw material with siliceous material (sand, flyash and containing silicon tailings etc.) and calcareous material (lime, cement etc.), admixture foaming agent (aluminium powder), through the stirring that adds water, hole is formed, the porous silicate goods made by technological processs such as casting, precuring cutting, steam press maintenances by chemical reaction.The features such as aerated-block has light weight, heat insulating, workability is good, raw material sources are wide, production efficiency is high, production energy consumption is low, be widely used in the load-bearing of industry and covil construction or go along with sb. to guard him, filling etc., be subject to the most attention of countries in the world, become the preferred material of construction that many countries widely popularize and develop.Along with the fast development of China's building trade, more and more higher to the performance requriements of aerated-block, but traditional aerated-block does not have the effect being adsorbed with poisonous gas, purifying air, and cannot meet the requirements at the higher level that people live to environmental protection.Therefore, the aerated-block of a kind of adsorbable toxic and harmful of exploitation is badly in need of.
Summary of the invention
The object of the present invention is to provide aerated-block of a kind of adsorbable toxic and harmful and preparation method thereof.
For achieving the above object, the present invention adopts following technical scheme:
An aerated-block for adsorbable toxic and harmful, is made up of the raw material of following weight part: yellow ground 42-68, nanometer Anthracites 10-15, zeolite molecular sieve 12-16, malthacite 18-26, wood chip 22-28, dicalcium powder 15-20, ooze 26-34, attapulgite 16-22, alpha semi-hydrated gypsum 10-15, carbomer 3-6, modified aluminium powder 1-2, Sulfothiorine 2-3, zinc sulfate 2-3, Diisopropyl azodicarboxylate 1-2;
The preparation method of described modified aluminium powder is as follows: (a), get the raw material of following weight part: activated aluminum powder 60-80, sodium metnylene bis-naphthalene sulfonate 3-6, AMONYL 380LC 2-4, CH3-(CH2)13N(CH3)2-O 1.5-2.5, Sodium dodecylbenzene sulfonate 4.5-6.5, lauroyl diethanolamine 4-7, sodium abietate 5-8, cetearyl glucoside 2-4, tea saponin 1-3; (b), get aluminium powder and add appropriate water, stir and make the slurries that concentration is 50-60%, then add sodium metnylene bis-naphthalene sulfonate, AMONYL 380LC, CH3-(CH2)13N(CH3)2-O and Sodium dodecylbenzene sulfonate, under the rotating speed of 50-80r/min, stir 1-2h, suction filtration, dries; C (), the aluminium powder of above-mentioned oven dry getting 1/3-1/2 amount mix with lauroyl diethanolamine, tea saponin, stir 2-3h, obtain modified aluminium powder A under the rotating speed of 40-60r/min; D the aluminium powder under (), remainder mixes with sodium abietate, cetearyl glucoside, under the rotating speed of 30-50r/min, stir 3-4h, obtains modified aluminium powder B; (e), modified aluminium powder A and modified aluminium powder B is mixed, obtain required modified aluminium powder.
Above-mentioned modified aluminium powder adopts the plurality of raw materials compound such as traditional aluminium powder and lauroyl diethanolamine, sodium abietate, cetearyl glucoside, tea saponin, can significantly increase slip denseness, increase substantially the efficiency of getting angry of aluminium powder, efficiently solve traditional aluminium powder foaming agent and to get angry inefficient shortcoming.
A preparation method for the aerated-block of adsorbable toxic and harmful, is made up of the following step:
(1) get yellow ground, malthacite, wood chip mix, pulverize, cross 200-300 mesh sieve, add water and make the water content control of compound at 55-65%, then Sulfothiorine, zinc sulfate, dicalcium powder is added, 1000-1500rpm adds nanometer Anthracites, zeolite molecular sieve, ooze, attapulgite, alpha semi-hydrated gypsum, carbomer after grinding 10-15min, and the water content adjusting compound after stirring again stirs 4-6min to 70-80%, 500-1000rpm;
(2) modified aluminium powder, Diisopropyl azodicarboxylate are added in the obtained slurry of step (1), foam after stirring 35-45min at 60-70 DEG C of temperature;
(3) in foamed slurry injection moulding mould step (2) obtained, natural curing 45-55h, form removal, obtains green compact;
(4) green compact step (3) obtained temperature be 65-75 DEG C, pressure be the condition of 0.6-0.9MPa under vapor cure 12-16h, obtain aerated-block finished product.
Beneficial effect of the present invention:
The material of the physical adsorption prominent functions such as nanometer Anthracites, zeolite molecular sieve is with the addition of in aerated-block of the present invention, make aerated-block can the obnoxious flavour such as formaldehyde adsorption, benzene homologues, oxysulfide, oxynitride, carbon monoxide, hydrogen sulfide, ammonia, isovaleric acid, methyl mercaptan, Trimethylamine 99 (fishy smell), TVOC, play the effect purified air, simultaneously to have intensity high for aerated-block of the present invention, heat-insulation and heat-preservation is good, soundproof effect is good, heat-resisting, moistureproof, the features such as acid-alkali-corrosive-resisting, wide market.
Embodiment
an aerated-block for adsorbable toxic and harmful, is made up of the raw material of following weight (kg): yellow ground 56, nanometer Anthracites 12, zeolite molecular sieve 14, malthacite 22, wood chip 26, dicalcium powder 18, ooze 32, attapulgite 18, alpha semi-hydrated gypsum 12, carbomer 4.5, modified aluminium powder 1.5, Sulfothiorine 2.5, zinc sulfate 2.5, Diisopropyl azodicarboxylate 1.5;
The preparation method of described modified aluminium powder is as follows: (a), get the raw material of following weight (kg): activated aluminum powder 65, sodium metnylene bis-naphthalene sulfonate 3.5, AMONYL 380LC 2.5, CH3-(CH2)13N(CH3)2-O 2, Sodium dodecylbenzene sulfonate 5, lauroyl diethanolamine 4.5, sodium abietate 6, cetearyl glucoside 2.5, tea saponin 1.5; (b), get aluminium powder and add appropriate water, stir and make the slurries that concentration is 50%, then add sodium metnylene bis-naphthalene sulfonate, AMONYL 380LC, CH3-(CH2)13N(CH3)2-O and Sodium dodecylbenzene sulfonate, under the rotating speed of 65r/min, stir 1.5h, suction filtration, dries; C (), the aluminium powder of above-mentioned oven dry getting 1/3 amount mix with lauroyl diethanolamine, tea saponin, stir 2.5h, obtain modified aluminium powder A under the rotating speed of 50r/min; D the aluminium powder under (), remainder mixes with sodium abietate, cetearyl glucoside, under the rotating speed of 50r/min, stir 3h, obtains modified aluminium powder B; (e), modified aluminium powder A and modified aluminium powder B is mixed, obtain required modified aluminium powder.
A preparation method for the aerated-block of adsorbable toxic and harmful, is made up of the following step:
(1) get yellow ground, malthacite, wood chip mix, pulverize, cross 250 mesh sieves, add water and make the water content control of compound 60%, then Sulfothiorine, zinc sulfate, dicalcium powder is added, 1500rpm adds nanometer Anthracites, zeolite molecular sieve, ooze, attapulgite, alpha semi-hydrated gypsum, carbomer after grinding 10min, and adjust the water content to 80% of compound after stirring again, 1000rpm stirs 5min;
(2) modified aluminium powder, Diisopropyl azodicarboxylate are added in the obtained slurry of step (1), foam after stirring 35min at 70 DEG C of temperature;
(3) in foamed slurry injection moulding mould step (2) obtained, natural curing 50h, form removal, obtains green compact;
(4) green compact step (3) obtained temperature be 70 DEG C, pressure be the condition of 0.8MPa under vapor cure 12h, obtain aerated-block finished product.
The aerated-block that above-described embodiment obtains salient features detect see the following form:
| Project | Unit | Detected result |
| Cold crushing strength | Mpa | 5.3 |
| Drying shrinkage value | mm/m | 0.5 |
| Thermal conductivity | W/m.K | 0.17 |
| Obnoxious flavour adsorption rate | % | 97.8 |
Claims (2)
1. the aerated-block of an adsorbable toxic and harmful, it is characterized in that, be made up of the raw material of following weight part: yellow ground 42-68, nanometer Anthracites 10-15, zeolite molecular sieve 12-16, malthacite 18-26, wood chip 22-28, dicalcium powder 15-20, ooze 26-34, attapulgite 16-22, alpha semi-hydrated gypsum 10-15, carbomer 3-6, modified aluminium powder 1-2, Sulfothiorine 2-3, zinc sulfate 2-3, Diisopropyl azodicarboxylate 1-2;
The preparation method of described modified aluminium powder is as follows: (a), get the raw material of following weight part: activated aluminum powder 60-80, sodium metnylene bis-naphthalene sulfonate 3-6, AMONYL 380LC 2-4, CH3-(CH2)13N(CH3)2-O 1.5-2.5, Sodium dodecylbenzene sulfonate 4.5-6.5, lauroyl diethanolamine 4-7, sodium abietate 5-8, cetearyl glucoside 2-4, tea saponin 1-3; (b), get aluminium powder and add appropriate water, stir and make the slurries that concentration is 50-60%, then add sodium metnylene bis-naphthalene sulfonate, AMONYL 380LC, CH3-(CH2)13N(CH3)2-O and Sodium dodecylbenzene sulfonate, under the rotating speed of 50-80r/min, stir 1-2h, suction filtration, dries; C (), the aluminium powder of above-mentioned oven dry getting 1/3-1/2 amount mix with lauroyl diethanolamine, tea saponin, stir 2-3h, obtain modified aluminium powder A under the rotating speed of 40-60r/min; D the aluminium powder under (), remainder mixes with sodium abietate, cetearyl glucoside, under the rotating speed of 30-50r/min, stir 3-4h, obtains modified aluminium powder B; (e), modified aluminium powder A and modified aluminium powder B is mixed, obtain required modified aluminium powder.
2. the preparation method of the aerated-block of adsorbable toxic and harmful according to claim 1, is characterized in that, be made up of the following step:
(1) get yellow ground, malthacite, wood chip mix, pulverize, cross 200-300 mesh sieve, add water and make the water content control of compound at 55-65%, then Sulfothiorine, zinc sulfate, dicalcium powder is added, 1000-1500rpm adds nanometer Anthracites, zeolite molecular sieve, ooze, attapulgite, alpha semi-hydrated gypsum, carbomer after grinding 10-15min, and the water content adjusting compound after stirring again stirs 4-6min to 70-80%, 500-1000rpm;
(2) modified aluminium powder, Diisopropyl azodicarboxylate are added in the obtained slurry of step (1), foam after stirring 35-45min at 60-70 DEG C of temperature;
(3) in foamed slurry injection moulding mould step (2) obtained, natural curing 45-55h, form removal, obtains green compact;
(4) green compact step (3) obtained temperature be 65-75 DEG C, pressure be the condition of 0.6-0.9MPa under vapor cure 12-16h, obtain aerated-block finished product.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171884A (en) * | 2015-07-15 | 2015-12-23 | 百仪家具有限公司 | Ecological sound-absorbing, sound-insulating and high-density fiberboard and preparation method thereof |
| CN105176119A (en) * | 2015-07-15 | 2015-12-23 | 百仪家具有限公司 | High density fiber plate with characteristics of uniform texture, low carbon and environmental protection, and preparation method thereof |
| CN105272106A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Aerated building block used for building exterior walls, and making method thereof |
| CN105272081A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Low-heat conduction coefficient and heat-insulation aerated building block and making method thereof |
| CN105272077A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Coconut husk aerated building block and making method thereof |
| CN105272079A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Ageing and cracking resistant aerated building block and making method thereof |
| CN105272080A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Aerated building block capable of purifying air, and making method thereof |
| CN105819632A (en) * | 2016-05-24 | 2016-08-03 | 安徽美自然环境科技有限公司 | Method for improving ammonium-nitrogen removal rate in discharged water by using zeolite aerated concrete to construct drainage pipe |
| CN108840719A (en) * | 2018-09-11 | 2018-11-20 | 台山市河朗新型环保建材有限公司 | A kind of concrete brick and preparation method thereof that the anticorrosive service life is long |
| CN109704704A (en) * | 2018-11-30 | 2019-05-03 | 咸阳非金属矿研究设计院有限公司 | A kind of environment-friendly type air-entrained concrete building block and preparation method thereof |
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| CN103664073A (en) * | 2013-11-14 | 2014-03-26 | 河南兴安新型建筑材料有限公司 | Autoclaved aerated concrete block prepared by use of yellow river sands and preparation method thereof |
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| CN101439955A (en) * | 2008-10-15 | 2009-05-27 | 中博建设集团有限公司 | Preparation of 06 grade gypsum based autoclave-free aerated concrete building blocks |
| CN102875187A (en) * | 2012-08-25 | 2013-01-16 | 马鞍山豹龙新型建材有限公司 | High-strength aerated concrete block |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171884A (en) * | 2015-07-15 | 2015-12-23 | 百仪家具有限公司 | Ecological sound-absorbing, sound-insulating and high-density fiberboard and preparation method thereof |
| CN105176119A (en) * | 2015-07-15 | 2015-12-23 | 百仪家具有限公司 | High density fiber plate with characteristics of uniform texture, low carbon and environmental protection, and preparation method thereof |
| CN105272106A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Aerated building block used for building exterior walls, and making method thereof |
| CN105272081A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Low-heat conduction coefficient and heat-insulation aerated building block and making method thereof |
| CN105272077A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Coconut husk aerated building block and making method thereof |
| CN105272079A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Ageing and cracking resistant aerated building block and making method thereof |
| CN105272080A (en) * | 2015-09-29 | 2016-01-27 | 马鞍山杰创塑胶科技有限公司 | Aerated building block capable of purifying air, and making method thereof |
| CN105819632A (en) * | 2016-05-24 | 2016-08-03 | 安徽美自然环境科技有限公司 | Method for improving ammonium-nitrogen removal rate in discharged water by using zeolite aerated concrete to construct drainage pipe |
| CN108840719A (en) * | 2018-09-11 | 2018-11-20 | 台山市河朗新型环保建材有限公司 | A kind of concrete brick and preparation method thereof that the anticorrosive service life is long |
| CN109704704A (en) * | 2018-11-30 | 2019-05-03 | 咸阳非金属矿研究设计院有限公司 | A kind of environment-friendly type air-entrained concrete building block and preparation method thereof |
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