CN103253887B - Powder coal ash foaming agent - Google Patents
Powder coal ash foaming agent Download PDFInfo
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- CN103253887B CN103253887B CN201310198241.7A CN201310198241A CN103253887B CN 103253887 B CN103253887 B CN 103253887B CN 201310198241 A CN201310198241 A CN 201310198241A CN 103253887 B CN103253887 B CN 103253887B
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- attapulgite clay
- coal ash
- powdery
- foaming agent
- fly ash
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- 239000000843 powder Substances 0.000 title claims abstract description 24
- 239000004088 foaming agent Substances 0.000 title abstract description 8
- 239000010883 coal ash Substances 0.000 title abstract 9
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 41
- 229960000892 attapulgite Drugs 0.000 claims abstract description 38
- 239000004927 clay Substances 0.000 claims abstract description 37
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims abstract description 7
- 239000011734 sodium Substances 0.000 claims abstract description 7
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 7
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims abstract description 7
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims abstract description 6
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims abstract description 6
- 239000010881 fly ash Substances 0.000 claims description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 13
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 8
- 239000004141 Sodium laurylsulphate Substances 0.000 claims description 8
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 7
- 238000000227 grinding Methods 0.000 claims description 6
- 150000004002 naphthaldehydes Chemical class 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 239000001488 sodium phosphate Substances 0.000 claims description 6
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 6
- 229910000406 trisodium phosphate Inorganic materials 0.000 claims description 6
- 235000019801 trisodium phosphate Nutrition 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 239000002956 ash Substances 0.000 claims description 4
- 238000012986 modification Methods 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 230000032683 aging Effects 0.000 claims description 2
- 239000001913 cellulose Substances 0.000 claims description 2
- 229920002678 cellulose Polymers 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims description 2
- 238000000855 fermentation Methods 0.000 claims description 2
- 230000004151 fermentation Effects 0.000 claims description 2
- 238000009775 high-speed stirring Methods 0.000 claims description 2
- 238000007654 immersion Methods 0.000 claims description 2
- 238000005065 mining Methods 0.000 claims description 2
- 238000003672 processing method Methods 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 238000012360 testing method Methods 0.000 claims description 2
- 239000006260 foam Substances 0.000 abstract description 9
- 238000005187 foaming Methods 0.000 abstract description 7
- 239000003795 chemical substances by application Substances 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000000740 bleeding effect Effects 0.000 abstract description 2
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 abstract 1
- VTIIJXUACCWYHX-UHFFFAOYSA-L disodium;carboxylatooxy carbonate Chemical compound [Na+].[Na+].[O-]C(=O)OOC([O-])=O VTIIJXUACCWYHX-UHFFFAOYSA-L 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 abstract 1
- 229940045872 sodium percarbonate Drugs 0.000 abstract 1
- 229940048086 sodium pyrophosphate Drugs 0.000 abstract 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 abstract 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000002250 absorbent Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000008233 hard water Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- -1 bonding Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 210000002808 connective tissue Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Landscapes
- Detergent Compositions (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a powder coal ash foaming agent. The key point of the technical scheme is as follows: the powder coal ash foaming agent consists of dried coal ash, high-viscosity attapulgite clay powder, lauryl sodium sulfate, sodium percarbonate, sodium polyacrylate, sodium pyrophosphate and sodium polynaphthylene sulfonate. Ingredients of the powder coal ash forming agent are stirred, milled and packaged to obtain a finished product of the powder coal ash foaming agent. The powder coal ash foaming agent has the advantages of being strong in foaming capacity, high in foaming multiple, large in unit volume foam yield, capable of not de-foaming for a long time, fine and smooth in foams, uniform in size of holes generated in medium, low in bleeding amount, good in compatibility with the used medium and the like, and outer films of foams are good in tenacity and unlikely to break. A product, which is produced by the powder coal ash foaming agent, is not only capable of effectively controlling noise pollution, but also capable of achieving a thermal-insulation function and an air-purifying function. Besides, the powder coal ash foaming agent is suitable for producing light boards, light walls and noise-reducing and de-noising products.
Description
Technical field
The present invention relates to whipping agent, be specifically related to fly ash foamed dose of a kind of powdery.
Background technology
City noise is having a strong impact on city resident's orthobiosis and health of human body, city noise mainly refers to traffic noise, factory noise, construction noise pollution and noise of social activities, the range of influence of its noise and influence degree are day by day serious, on the impact of civic living environment greatly, become one of noticeable city environmental pollution problem.
Control noise and conventionally take the measures such as damping, sound insulation, sound absorption, sourdine, personal protection and architectural composition, weaken as far as possible or reduce the vibration of sound source, acoustic energy absorption in propagating is fallen, place obstacles and make that sound is all or part of to be reflected away, weaken the effect of noise, to reach the object of controlling noise.
Conventionally adopt quieter material to produce the products such as some acoustical panels, sound insulation Wall, sound-absorbing net and sound damper and control sound pollution, also having some materials is after processing by foaming, to improve the performance of the said products.
The kind of whipping agent is more, made larger contribution, but the said products can only be for controlling sound pollution, the function not purifying air for controlling sound pollution.
Summary of the invention
The object of the invention is to overcome weak point in prior art, fly ash foamed dose of a kind of powdery is provided.
Fly ash foamed dose of powdery is comprised of dried flyash, high sticky attapulgite clay powder, sodium lauryl sulphate, SPC-D, sodium polyacrylate, trisodium phosphate and poly-naphthaldehyde sulfonate sodium.
The production method that powdery is fly ash foamed dose: by stirring in fly ash foamed dose of batching input stirrer of powdery, input after stirring in grinding machine and carry out abrasive dust, be packaged as the finished product of fly ash foamed dose of powdery.
Flyash is in the flue gas from coal combustion, to receive the thin ash of catching, flyash is the main solid waste that coal-burning power plant discharges, flyash is one of industrial residue that the current discharge capacity of China is larger, and along with the development of power industry, the flyash quantity discharged of coal-burning power plant increases year by year.A large amount of flyash does not add processing, will produce airborne dust, atmosphere pollution; If enter water system, can cause river to silt up, and toxic chemical substance wherein also can work the mischief to human body and biology.
Fly ash grain is multi-hole type cellular tissue, and specific surface area is larger, has higher adsorption activity, and Zhu Bi has vesicular structure, and porosity, up to 50%-80%, has very strong water-absorbent.
Flyash is conducive to improve specific surface area and the adsorption activity of flyash after drying treatment.
Attapulgite has another name called polygorskite or Palygorskite, be a kind of layer of chain-like structure containing Shuifu County's zeopan clay mineral, attapulgite has unique layer chain-like structure feature, in its structure, there is crystal lattice, therefore contain Na+, Ca2+, Fe3+, the Al3+ of non-quantitative in crystal, crystal is needle-like, fibrous or fiber collection shape.Attapulgite has unique dispersion, high temperature resistant, the anti-good colloidal property such as saline and alkaline and higher adsorptive power, and has certain plasticity-and cohesive force.
The sticky attapulgite clay of described height is the attapulgite clay that adopts the complete processing production that improves viscosity of attapulgite clay, attapulgite clay soil property is fine and smooth, there is oily soapy, light weight, property are crisp, fracture is conchoidal or irregular shape, and water-absorbent is strong, tool viscosity and plasticity-when wet, more than its viscosity can reach 3000mPas, be conducive to the bonding between raw material.
High sticky attapulgite clay powder refers to gets 28.0g attapulgite clay powder sample, add in the suspension cup of homogenizer, add again 372g water, suspension cup is placed on homogenizer, under the rotating speed of 11000 revs/min, stir 20 minutes, to pour in the beaker of 250ml through high-speed stirring sample suspension again the viscosity of using NDJ-1 type rotational viscosimeter to test its suspension, tested viscosity value>=2200 into
mPasattapulgite clay powder, the sticky attapulgite clay powder particles of height that the present invention selects fineness≤0.074 millimeter.
Sodium lauryl sulphate is white or faint yellow powdery, water-soluble, insensitive to alkali and hard water, has decontamination, emulsification and excellent foaming power, is a kind of nontoxic anion surfactant; When fly ash foamed dose of powdery and water mix, a large amount of bubble of the common generation of sodium lauryl sulphate and SPC-D.
SPC-D is a kind of inorganic salt, and the granulated powders that is white in color can be decomposed rapidly after SPC-D contacts with water, discharges a large amount of oxygen.
Sodium polyacrylate is a kind of new functional macromolecule material, for white or buff powder, be dissolved in cold water, stable to temperature variation, be a kind of tensio-active agent with multiple property, be conducive in the present invention improve the effect of the thickening, foaming of fly ash foamed dose of powdery, stable, emulsification, dispersion, bonding, film forming and water conservation.
Trisodium phosphate is a kind of water white transparency crystallization or white crystalline powder, soluble in water, in the present invention as dispersion agent and emulsifying agent.
Poly-naphthaldehyde sulfonate sodium is brown or dark-brown powder, and soluble in water, acidproof, alkaline-resisting, resistance to hard water, has good diffustivity; When fly ash foamed dose of powdery and water mix, generate a large amount of bubbles, it is more even that trisodium phosphate and poly-naphthaldehyde sulfonate sodium are conducive to the bubble distribution of generation.
The present invention is achieved by following technical proposals:
1, fly ash foamed dose of batching of powdery is comprised of following component by weight percentage: dried flyash 35～85%, high sticky attapulgite clay powder 5～15%, sodium lauryl sulphate 1～35%, SPC-D 1～25%, sodium polyacrylate 0.01～5%, trisodium phosphate 0.01～5% and poly-naphthaldehyde sulfonate sodium 0.01～5%.
The production method that described powdery is fly ash foamed dose: by stirring in fly ash foamed dose of powdery batching input stirrer, input in grinding machine and carry out abrasive dust after stirring, particle fineness≤0.074 millimeter, is packaged as the finished product of fly ash foamed dose of powdery.
Described dried flyash production method is: ash transfer is dried in rotary type stoving oven, be 1～3 hour time of drying, drying temperature is controlled at 40～110 ℃, and dried flyash water content≤15% is dried flyash through the flyash of super-dry modification.
The sticky attapulgite clay of described height is the attapulgite clay that adopts the complete processing production that improves viscosity of attapulgite clay, it is characterized in that, and from the attapulgite clay of mining area exploitation, need to be through the weathering of 30～120 days; Modification processing method is: calculate by weight percentage, get the attapulgite clay 94～98% after weathering, evenly add 2～6% sodium carbonate, jointly input in fermentation vat, add clear water to soak ageing, soak time is 72～120 hours; Get the attapulgite clay after immersion, in input stirrer, stir, and by the attapulgite clay after stirring, through extrusion machine, be extruded into thin slice, its gauge control is at 0.5～2 millimeter, by attapulgite clay thin slice, carry out airing, the attapulgite clay thin slice after airing, its water content≤15%; Batching is calculated by weight percentage: the attapulgite clay 94～98% after airing, High hydrophilous resin 0.5～5% and Mierocrystalline cellulose 0.5～3%, above-mentioned batching is stirred, and after stirring, input and in grinding machine, carry out abrasive dust, particle fineness≤0.074 millimeter.
Above-mentioned production technique is to adopt " the improving the complete processing of viscosity of attapulgite clay " of being applied on June 20th, 2005 by the inventor, and Chinese patent Granted publication number is: CN 1317067C, Granted publication day: on May 23rd, 2007.
Described water content is weight percentage.
Fly ash foamed dose of powdery is added in medium; after stirring, mix with water; can reduce surface tension of liquid and discharge a large amount of gas; in medium, produce a large amount of even and stable foams; be used for pouring into a mould multiple foam materials, there will not be layering in casting process, demould time is shorter; gas contains a certain amount of oxygen, is conducive to protect the air ambient of working-yard.
Fly ash foamed dose of applicable medium of powdery has the materials such as various cement, flyash and nonmetalliferous ore composition.
During simple use sodium lauryl sulphate, foam generated is very fast, but what break and disappear is also fast, cause the less stable of foam, in the present invention, after flyash and other batching and sodium lauryl sulphate compatibility, formed a kind of compound foaming agent, have that foaming power is strong, foam expansion is high, unit volume bubble production volume is large, foam adventitia good toughness is difficult for brokenly, froth stability is good, can be for a long time not froth breaking, the advantage such as foam hole size fine and smooth, that generate in medium is even, bleeding quantity is low and the consistency of working medium is good.
Use the product of fly ash foamed dose of production of powdery, not only can effectively control sound pollution, the function that is incubated in addition and purifies air; These products are for facilities such as motorway, viaduct, urban light rail, subway, factory, warehouse, public places.
Fly ash foamed dose of powdery is applicable to produce light weight board, Light Wall and sound-deadening and noise-reducing product.
Embodiment
Below in conjunction with embodiment, the invention will be further described:
1, fly ash foamed dose of batching of powdery is comprised of following component by weight percentage: dried flyash 50%, high sticky attapulgite clay powder 7%, sodium lauryl sulphate 28%, SPC-D 13.3%, sodium polyacrylate 0.7%, trisodium phosphate 0.6% and poly-naphthaldehyde sulfonate sodium 0.4%.
The production method that described powdery is fly ash foamed dose: by stirring in fly ash foamed dose of powdery batching input stirrer, input in grinding machine and carry out abrasive dust after stirring, particle fineness≤0.044 millimeter, is packaged as the finished product of fly ash foamed dose of powdery.
Described dried flyash production method is: ash transfer is dried in rotary type stoving oven, and be 2 hours time of drying, and drying temperature is controlled at 60～90 ℃, dried flyash water content≤12%.
Claims (1)
1. a powdery is fly ash foamed dose, it is characterized in that, fly ash foamed dose of batching of powdery is comprised of following component by weight percentage: dried flyash 35～85%, high sticky attapulgite clay powder 5～15%, sodium lauryl sulphate 1～35%, SPC-D 1～25%, sodium polyacrylate 0.01～5%, trisodium phosphate 0.01～5% and poly-naphthaldehyde sulfonate sodium 0.01～5%;
The production method that described powdery is fly ash foamed dose: by stirring in fly ash foamed dose of powdery batching input stirrer, input in grinding machine and carry out abrasive dust after stirring, particle fineness≤0.074 millimeter, is packaged as the finished product of fly ash foamed dose of powdery;
Described dried flyash production method is: ash transfer is dried in rotary type stoving oven, and be 1～3 hour time of drying, and drying temperature is controlled at 40～110 ℃, dried flyash water content≤15%;
The sticky attapulgite clay of described height is the attapulgite clay that adopts the complete processing production that improves viscosity of attapulgite clay, it is characterized in that, and from the attapulgite clay of mining area exploitation, need to be through the weathering of 30～120 days; Modification processing method is: calculate by weight percentage, get the attapulgite clay 94～98% after weathering, evenly add 2～6% sodium carbonate, jointly input in fermentation vat, add clear water to soak ageing, soak time is 72～120 hours; Get the attapulgite clay after immersion, in input stirrer, stir, and by the attapulgite clay after stirring, through extrusion machine, be extruded into thin slice, its gauge control is at 0.5～2 millimeter, by attapulgite clay thin slice, carry out airing, the attapulgite clay thin slice after airing, its water content≤15%; Batching is calculated by weight percentage: the attapulgite clay 94～98% after airing, High hydrophilous resin 0.5～5% and Mierocrystalline cellulose 0.5～3%, above-mentioned batching is stirred, and after stirring, input and in grinding machine, carry out abrasive dust, particle fineness≤0.074 millimeter;
High sticky attapulgite clay powder refers to gets 28.0g attapulgite clay powder sample, add in the suspension cup of homogenizer, add again 372g water, suspension cup is placed on homogenizer, under the rotating speed of 11000 revs/min, stir 20 minutes, to pour in the beaker of 250ml through high-speed stirring sample suspension again the viscosity of using NDJ-1 type rotational viscosimeter to test its suspension, tested viscosity value>=2200 into
mPasattapulgite clay powder.
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| CN201310198241.7A CN103253887B (en) | 2013-05-27 | 2013-05-27 | Powder coal ash foaming agent |
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| CN201310198241.7A CN103253887B (en) | 2013-05-27 | 2013-05-27 | Powder coal ash foaming agent |
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| CN103556745B (en) * | 2013-10-13 | 2016-02-17 | 许庆华 | Burning-free flyash foaming abatvoix |
| CN104892020B (en) * | 2015-05-06 | 2017-08-29 | 贵州安凯达实业股份有限公司 | A kind of foamed concrete wallboard and preparation method thereof |
| CN105621429A (en) * | 2016-04-08 | 2016-06-01 | 东北电力大学 | Fly ash pressurized alkali-dissolution desilication treatment method |
| CN106116496A (en) * | 2016-06-28 | 2016-11-16 | 平凉华晨非金属应用科技有限公司 | Phosphogypsum light through hole haydite |
| CN106116516A (en) * | 2016-06-28 | 2016-11-16 | 平凉华晨非金属应用科技有限公司 | Coal ash light through hole haydite |
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| JP2933994B2 (en) * | 1990-07-10 | 1999-08-16 | 花王株式会社 | Admixture for cement |
| JP2006069855A (en) * | 2004-09-03 | 2006-03-16 | Taiheiyo Cement Corp | Cavity filler |
| CN101693615A (en) * | 2009-09-29 | 2010-04-14 | 武汉市商品混凝土管理站 | Sulphoaluminate cement base synchronous slip casting material and preparation method |
| JP5833859B2 (en) * | 2011-08-04 | 2015-12-16 | キザイテクト株式会社 | Bubble mortar kneaded material and filling method |
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