CN1891657A - Efficient mortar plasticizer base material and its efficient mortar plasticizer composition - Google Patents
Efficient mortar plasticizer base material and its efficient mortar plasticizer composition Download PDFInfo
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- CN1891657A CN1891657A CNA2005100826050A CN200510082605A CN1891657A CN 1891657 A CN1891657 A CN 1891657A CN A2005100826050 A CNA2005100826050 A CN A2005100826050A CN 200510082605 A CN200510082605 A CN 200510082605A CN 1891657 A CN1891657 A CN 1891657A
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- efficient mortar
- mortar plasticizer
- base material
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- mortar
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
- C04B40/0042—Powdery mixtures
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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
Abstract
This invention relates to a basic material of a high efficient mortar DBP to be prepared by the following method: a, adding 11-14% rosin polymers into 45-55% water of 80-120deg.C slowly and mixing them in a kettle continuously to be solved fully, then adding 4-6% inorganic alkali and dissolving them completely under the 60-80deg.C constant to the complete reaction, b, adding 8-10% sulfosalt while mixing, 1-2% polyalcohol under 40-60 deg.C constant to the complete reaction, c, adding 10-11% DBP to be dissolved fully under 30-50 deg.C to be cooled to normal temperature, d, spraying and drying them to powder particles then to be matched with 3-5% DBP and 9-11% silicon powder to get the basic material of high efficient mortar DBP. This invention also relates to its compound.
Description
Technical field
The present invention relates to a kind of mortar additive, particularly a kind of efficient mortar plasticizer base material and preparation method thereof, and efficient mortar plasticizer composition.
Background technology
In industry and civil building engineering, to build by laying bricks or stones and use very commonly with motar, China's building mortar is annual to be needed with billion cubic meter more than 10, use cement 2～300,000,000 ton, lime putty 1～200,000,000 ton.In order to satisfy the workability of mortar, past is mainly by the cement consumption of increase by 20～30% or mix the lime putty of cement consumption 30～100%, consequently, increase cement consumption, increase cost, the mortar working property improvement is not obvious, it is very serious to use lime putty that the workyard is polluted, and the motar metope is cracked hollowing, come off, construction quality is affected;
After the eighties, build by laying bricks or stones with motar in mix colophonium pyrolytic polymer air entrapment agent replace lime cream, it can significantly improve the mortar workability, but its major function be introduce a large amount of apertures at the bubble of 300～500 μ m in mortar, these big and many bubbles slide between the mortar particle as ball mixing and stirring in the process of mortar, mortar working is improved, because the existence of a large amount of bubbles in the mortar, mortar strength descends significantly, generally decrease by 40～60%, make construction quality be subjected to heavy losses.
In mortar, use micro foam agent, volume is ten thousand/several to 100,000/several, measure very difficultly, the volume deficiency can not improve workability, volume is too much, the mortar strength range of decrease is too big, construction quality is had a strong impact on; On the other hand, micro foam agent is a liquid, and winter temperature is low, needs heating for dissolving, otherwise can't use, and brings difficulty to construction, thus micro foam agent promote the use of the restriction that is subjected to implementation management department in recent years.
The present active ingredient for mortars that occurs on the market, the mortar king, use under construction, also can replace lime cream, play the effect that improves mortar working, but it is a kind of modification of micro foam agent product, promptly change solid into by liquid, become the doping level of some thousandths of by ten thousand/several doping level, it is easy to use, preserve, free from environmental pollution, but its dominant mechanism is bleed type product, also be to play the effect that improves the mortar workability by introducing a large amount of bubbles in mortar, its mortar strength also can descend 30～40% than benchmark mortar strength, can not guarantee construction engineering quality, because the reduction of intensity has only by increasing cement consumption to remedy loss of strength.
Summary of the invention
The technical problem to be solved in the present invention provides and a kind ofly solves the existing technical problem of building mortar, can guarantee that the raising of serviceability can guarantee construction quality again, the efficient mortar plasticizer base material that can also reduce production costs and preparation method thereof and efficient mortar plasticizer composition.
Technical scheme provided by the invention is: a kind of efficient mortar plasticizer base material, calculate by overall weight percent, and this efficient mortar plasticizer base material can be prepared from by following method, and this method may further comprise the steps:
It is in 80～120 ℃ the water that a, the rosin polymer with 11～14% slowly join 45～55% temperature, and in reactor, constantly stir, after it is fully dissolved, add 4～6% mineral alkali again, wherein mixing and stirring the moisture application boiling water that reduces in the process in dissolving supplies, after the dissolving fully, under 60～80 ℃ temperature, constant temperature is up to complete reaction;
B, under 60～80 ℃ temperature, stir and limit adding sulfonate 8～10% on the limit, polyvalent alcohol 1～2%, under 40～60 ℃ temperature, constant temperature is up to complete reaction;
C, add 10～11% softening agent again, it is fully dissolved, and after reacting completely under 30～50 ℃ of temperature, be cooled to normal temperature;
D, be spray dried to Powdered particle, composite with thickening material 3～5% and silicon powder 9～11%, promptly obtain efficient mortar plasticizer base material.
The described a reaction times in step is 3～5 hours, and the described b reaction times in step is 1～3 hour, and the described c reaction times in step is 1～2 hour.
Described rosin polymer is sodium abietate or rosin.
Described mineral alkali is yellow soda ash, sodium hydroxide, potassium hydroxide.
Described sulfonate is Sodium dodecylbenzene sulfonate, dodecyl phenenyl sulfate.
Described thickening material is Natvosol, hydroxyethylmethyl-cellulose, polymer dispersed rubber powder.
Described polyvalent alcohol is trolamine, three b propanol amine.
Described softening agent is that high efficiency water reducing agent is selected from polycarboxylate, sulfamate, β-naphthalene sulfonic salt, sulfonated lignin.
Described silicon powder be meant silica content greater than 80% specific surface area greater than 8000cm
2The flyash of/kg, silica flour, tripoli, silica powder, wilkinite, potter's clay, Feldspar Powder etc.
In addition, the efficient mortar plasticizer composition that comprises efficient mortar plasticizer base material that the present invention also provides:
A kind of efficient mortar plasticizer composition (JX-BC coventional type), wherein this efficient mortar plasticizer contains 20～30% described efficient mortar plasticizer base material, silicon powder 70～80%.
A kind of efficient mortar plasticizer composition (the high dense type of JX-B2), wherein this efficient mortar plasticizer contains 50～80% described efficient mortar plasticizer base material, 10～20% thickening material, 10～20% alkylbenzene sulfonate, surplus is a silicon powder.
A kind of efficient mortar plasticizer composition (JX-B1 normal temperature type), wherein this efficient mortar plasticizer contains 30～40% described efficient mortar plasticizer base material, 40～50% xylogen and naphthalene sodium sulfonate, 10～20% silicon powder.
A kind of efficient mortar plasticizer composition (JX-BA early-strength type), wherein this efficient mortar plasticizer contains 40～50% described efficient mortar plasticizer base material, 40～50% vitriol, 10～20% silicon powder.
A kind of efficient mortar plasticizer composition (JX-B4 anti-freezing type), wherein this efficient mortar plasticizer contains 10～20% described efficient mortar plasticizer base material, 30～40% frostproofer, 30～40% softening agent, surplus is a vitriol.
A kind of efficient mortar plasticizer composition (JX-B3 retardation pumping type), wherein this efficient mortar plasticizer contains 20～30% described efficient mortar plasticizer base material, 30～40% softening agent, 10～20% retardant, 10～20% thickening material.
Thickening material described in the efficient mortar plasticizer composition mainly uses ether of cellulose, plays thickening in the component of efficient mortar plasticizer composition, increases powder, the effect of water conservation, makes the material homogeneity good.
Sulfonate described in the efficient mortar plasticizer composition belongs to anion surfactant, has foaming effect, can improve the workability of material.
Silicon powder described in the efficient mortar plasticizer composition for contain high reactivity silicon-dioxide, have closely knit, thickening, filling effect, as carrier, reduce cost.
Softening agent described in the efficient mortar plasticizer composition is superplasticizer, have that dispersion force is strong, water-reducing rate big, enhancing, plasticising, closely knit function.
Retardant described in the efficient mortar plasticizer composition such as tri-polyphosphate, Sunmorl N 60S, wooden calcium, sugared calcium, can delay hydration heat, reduce slump through the time lose, prevent crackle, help high temperature and pumping construction.
Thickening material described in the efficient mortar plasticizer composition such as ether of cellulose series.
Frostproofer described in the efficient mortar plasticizer composition is conventional frostproofer such as the nitrite that uses, three ethanol, villaumite, carbonate etc.
Vitriol described in the efficient mortar plasticizer composition is sodium sulfate, calcium sulfate, hypo.
The efficient mortar plasticizer composition that the present invention contains efficient mortar plasticizer base material can be used in masonry mortar, motar, dry-mixed mortar, the premixing mortar, lime putty in the energy replacing whole mixed mortar, reduce the cement consumption 10～30% in the sand-cement slurry, improve the mortar workability, improve the intensity of mortar and masonry, increase the weather resistance of engineering; Be used for that air-entraining concrete is built by laying bricks or stones and plastering mortar, prevent that mortar joint is not full, metope hollowing, cracking, obscission; Be used for the poor concrete of joining and reduce bleeding rate, improve intensity; Be used for premixing mortar and dry mixing sand, reduce delamination degree, guarantee mortar plasticity, help mortar summer and pumping construction.Can dissolve rapidly so its mechanism of action at a kind of superplasticizer, is mixed in the new sand cutting slurry, form one deck plasticizing film, cement wadding polymers is disintegrated rapidly, high dispersing, mortar working be improved at the cement particle surface of mortar.
And efficient mortar plasticizer composition of the present invention can improve strength of solution, viscosity, the denseness of mortar, for the resistance to compression, the slip resistance that improve mortar and masonry remarkable effect is arranged.
Efficient mortar plasticizer composition of the present invention can be introduced certain micro-aperture in new sand cutting slurry be that the heavy wall bubble of 50～200um is in mortar, can significantly improve workability, these bubble apertures are little, wall thickness, be difficult for cohesion and break, can stabilized uniform be dispersed in the mortar, and can significantly improve the pore texture of capillary channel in the mortar, the most capillary channel of intercept, increase the compaction rate of mortar, thereby improved impermeability, frost resistance, erosion resistance, the anti-carbonization ability of mortar, also increased the ultimate compression strength of mortar.
Direct economic benefit of the present invention: 300～400 tons of the alternative lime putties of one ton of efficient mortar plasticizer of every use, save 80～150 tons of cement, reduce 300～600 tons of exploitation natural crystals, save 100～200 tons in calcined limestone and cement clinker raw coal, electricity consumption 1000～3000 degree, save 1000～2000 tons of lime putty lime paste preparation waters, reduce 200～300 tons of the carbonic acid gas that produce because of calcine cement and Wingdale, direct economic benefit 3～50,000 yuan.
Summary of the invention
Hereinafter, according to preferred embodiment to the present invention to be described in more detail.Yet the following examples only limit to the understanding of the present invention and the present invention and are not limited to this or are limited.
Embodiment
Embodiment
Embodiment 1
Earlier the water with 45kg is heated to 100 ℃ in reactor, adds the sodium abietate of 11kg in the process of mixing and stirring slowly, treat that rosin polymer dissolves fully after, the sodium hydroxide that slowly adds 5kg, the stirring that does not stop is after the dissolving fully, stop to heat, and supply, the moisture that loses with boiling water; Be cooled to 60 ℃ of isothermal reactions 4 hours up to complete reaction, the Sodium dodecylbenzene sulfonate that in the process that stirs, adds 8kg, the trolamine of 1kg, fully mix thoroughly, isothermal reaction 3 hours under 60 ℃ condition then up to reacting completely, adds the poly-carboxylic salt water reducer of 10kg again, and under 40 ℃ condition, reacted 2 hours, be cooled to normal temperature.Last spraying drying obtains the powdered granule product of 32kg, and the hydroxyethylmethyl-cellulose of adding 4kg and the silicon powder (first level flour coal ash) of 9kg are compound to be the efficient mortar plasticizer base material of 45kg.
Embodiment 2
In reactor, add water 50kg, be heated to 100 ℃ boiling water, again with potassium hydroxide 5kg, slowly add, and fully stir up to dissolving fully, slowly add rosin powder 12.5kg again, it is fully dissolved, be cooled to 75 ℃, after adding trolamine 2kg mixes thoroughly, add sodium lauryl sulphate 10kg, it is fully dissolved be cooled to 50 ℃, the adding solid content is 40% sulfamate water reducer 12kg, and 35 ℃ of reactions of constant temperature 5 hours are till reacting completely, be cooled to normal temperature, be spray dried to Powdered, weight be the dry mash of 35kg, the silicon powder (first level flour coal ash) with thickening material Natvosol 5kg and 10kg is combined into the efficient mortar plasticizer base material that gross weight is 40kg then.
Efficient mortar plasticizer composition embodiment
According to different purposes, become the efficient mortar plasticizer kind of different model again with efficient mortar plasticizer base material and other compositions.
Embodiment 1 (is example with 1000kg)
Efficient mortar plasticizer composition (JX-BC coventional type): use efficient mortar plasticizer base material 200kg and flyash or slag micropowder 800kg composite evenly, metering packing is a finished product.
Embodiment 2 (is example with 1000kg)
Efficient mortar plasticizer composition (the high dense type of JX-B2): use efficient mortar plasticizer base material 650kg, with 150kg Natvosol and dry powder type Sodium dodecylbenzene sulfonate 200kg, surplus is for adding the silicon ash, and mix is even, and package metro-measuring is a finished product.
Embodiment 3 (is example with 1000kg)
Efficient mortar plasticizer composition (JX-B1 normal temperature type): use efficient mortar plasticizer base material 300kg, add sodium lignosulfonate 300kg, β-naphthalene sulfonic salt diminishing softening agent 250kg, surplus are flyash, compound even, and metering packing is a finished product.
Embodiment 4 (is example with 1000kg)
Efficient mortar plasticizer composition (JX-BA early-strength type): efficient mortar plasticizer base material 500kg, add sodium sulfate 400kg, surplus is the calcium sulfate breeze, compound even, metering packing is finished product.
Embodiment 5 (is example with 1000kg)
Efficient mortar plasticizer composition (JX-B4 anti-freezing type): efficient mortar plasticizer base material 150kg, add frostproofer component 400kg (wherein salt of wormwood, calcium nitrite each half), add β-naphthalene sulfonic salt diminishing softening agent 400kg, surplus is a sodium sulfate, and compound even metering packing is a finished product.
Embodiment 6 (is example with 1000kg)
Efficient mortar plasticizer composition (JX-B3 retardation pumping type): efficient mortar plasticizer base material 200kg, with sulfamate and poly carboxylic acid sulfonate diminishing softening agent each 50%, amount to 400kg, add tripoly phosphate sodium STPP 150kg, add Natvosol 80kg, surplus is sodium sulfate 100kg, and compound even, metering packing is a finished product.
Test the performance index that the mortar of JX-B type efficient mortar plasticizer composition of the present invention is mixed in explanation by table 1, test reference standard GB8076-97, JC473-2001, JC475-92, JGJ/98-2000, GBJ/129-90.
Table 2 compares for efficient mortar plasticizer composition of the present invention and other admixture construction quality and benefit.
Table 1
| Test subject | Unit | Performance index | Measured value | ||||||
| The JX-B1 normal temperature type | The high dense type of JX-B2 | The JX-B3 retardation pumping type | The JX-B4 anti-freezing type | The JX-BC coventional type | The JX-BA early-strength type | ||||
| Delamination degree | mm | 10-30 | 11 | 16 | 20 | 10 | 18 | 13 | |
| Consistometric value | mm | 70-90 | 89 | 90 | 90 | 81 | 85 | 86 | |
| Air content | Standard stirs | ％ | ≤20 | 18 | 19 | 19 | 20 | 20 | 18 |
| 1 hour static | ≥16 | 17.5 | 18 | 18 | 19 | 16 | 17.5 | ||
| Time of coagulation is poor | Hour | ±1 | +20min | +25min | +35min | -85min | +15min | -30min | |
| The mortar compressive strength rate | 3d | ％ | - | - | - | - | 90 | - | 95 |
| 7d | ％ | ≥75 | 109 | 115 | 95 | 95 | 98 | 125 | |
| 28d | ％ | ≥75 | 105 | 110 | 99 | 98 | 99 | 116 | |
| The masonry strength ratio | Resistance to compression | ％ | ≥95 | 103 | 105 | 100 | 100 | 98 | 105 |
| Shearing resistance | ％ | ≥95 | 101 | 103 | 99 | 100 | 97 | 103 | |
| Frost resistance | The loss of strength rate | ％ | ≤25 | 12 | 10 | 15 | 6.0 | 20 | 8.5 |
| Mass loss rate | ％ | ≤5 | 2.6 | 2.0 | 3.0 | 1.5 | 4.3 | 1.9 | |
| The volume scope | ％ | 0.05-5.0 | 0.1-0.3 | 0.05-0.15 | 1.0-2.0 | 3-5 | 0.2-0.4 | 0.8-1.2 | |
Table 2
Claims (14)
1, a kind of efficient mortar plasticizer base material calculates by overall weight percent, and this efficient mortar plasticizer base material can be prepared from by following method, and this method comprises the following steps:
It is in 80～120 ℃ the water that a, the rosin polymer with 11～14% slowly join 45～55% temperature, and constantly stirs in reactor, it is fully dissolved after, add 4～6% mineral alkali again, after the dissolving fully, under 60～80 ℃ temperature, constant temperature is up to complete reaction;
B, under 60～80 ℃ temperature, stir and limit adding sulfonate 8～10% on the limit, polyvalent alcohol 1～2%, under 40～60 ℃ temperature, constant temperature is up to complete reaction;
C, add 10～11% softening agent again, it is fully dissolved, and after reacting completely under 30～50 ℃ of temperature, be cooled to normal temperature;
D, be spray dried to Powdered particle, composite with thickening material 3～5% and silicon powder 9～11%, promptly obtain efficient mortar plasticizer base material.
2, efficient mortar plasticizer base material according to claim 1, wherein said rosin polymer are sodium abietate or rosin.
3, efficient mortar plasticizer base material according to claim 1, wherein said mineral alkali are yellow soda ash, sodium hydroxide, potassium hydroxide.
4, efficient mortar plasticizer base material according to claim 1, wherein said sulfonate are Sodium dodecylbenzene sulfonate, dodecyl phenenyl sulfate.
5, efficient mortar plasticizer base material according to claim 1, wherein said thickening material are Natvosol, hydroxyethylmethyl-cellulose, polymer dispersed rubber powder.
6, efficient mortar plasticizer base material according to claim 1, wherein said polyvalent alcohol are trolamine, three b propanol amine.
7, efficient mortar plasticizer base material according to claim 1, wherein said softening agent are that high efficiency water reducing agent is selected from polycarboxylate, sulfamate, β-naphthalene sulfonic salt, sulfonated lignin.
8, efficient mortar plasticizer base material according to claim 1, the wherein said a reaction times in step is 3～5 hours, and the described b reaction times in step is 1～3 hour, and the described c reaction times in step is 1～2 hour.
9, a kind of efficient mortar plasticizer composition, wherein this efficient mortar plasticizer contains each described efficient mortar plasticizer base material of claim 1～8 of 20～30%, silicon powder 70～80%.
10, a kind of efficient mortar plasticizer composition, wherein this efficient mortar plasticizer contains each described efficient mortar plasticizer base material of claim 1～8 of 50～80%, 10～20% thickening material, 10～20% alkylbenzene sulfonate, surplus is a silicon powder.
11, a kind of efficient mortar plasticizer composition, wherein this efficient mortar plasticizer contains each described efficient mortar plasticizer base material of claim 1～8 of 30～40%, 40～50% xylogen and naphthalene sodium sulfonate, 10～20% silicon powder.
12, a kind of efficient mortar plasticizer composition, wherein this efficient mortar plasticizer contains each described efficient mortar plasticizer base material of claim 1～8 of 40～50%, 40～50% vitriol, 10～20% silicon powder.
13, a kind of efficient mortar plasticizer composition, wherein this efficient mortar plasticizer contains each described efficient mortar plasticizer base material of claim 1～8 of 10～20%, 30～40% frostproofer, 30～40% softening agent, surplus is a vitriol.
14, a kind of efficient mortar plasticizer composition, wherein this efficient mortar plasticizer contains each described efficient mortar plasticizer base material of claim 1～8 of 20～30%, 30～40% softening agent, 10～20% retardant, 10～20% thickening material.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101486541A (en) * | 2009-02-17 | 2009-07-22 | 河南省绿韵建材有限公司 | Building mortar densification powder and preparation |
| CN103864337A (en) * | 2014-02-11 | 2014-06-18 | 湖南先锋建材有限公司 | Mortar plasticizer |
| CN104086141A (en) * | 2014-07-21 | 2014-10-08 | 俞权锋 | Architectural dry-mixing plastering mortar and preparation method thereof |
| CN105236811A (en) * | 2015-09-01 | 2016-01-13 | 江苏百瑞吉新材料有限公司 | Building mortar admixture |
| CN105330199A (en) * | 2015-12-15 | 2016-02-17 | 苏州万盛混凝土有限公司 | Concrete water reducing agent |
| CN105481286A (en) * | 2015-12-15 | 2016-04-13 | 苏州万盛混凝土有限公司 | Concrete additive |
| CN108147710A (en) * | 2018-01-29 | 2018-06-12 | 云南森博混凝土外加剂有限公司 | A kind of high efficiency water reducing agent of concrete |
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| SU1754687A1 (en) * | 1990-04-10 | 1992-08-15 | Днепропетровский Филиал Научно-Исследовательского Института Строительного Производства | Polymer-cement composition |
| CN1169404A (en) * | 1996-06-24 | 1998-01-07 | 张显军 | Plasticizing lead gas for building mortar and concrete, lead gas water-reducer and preparation technology thereof |
| CN1207241C (en) * | 2002-09-12 | 2005-06-22 | 孙志成 | Building mortar plasticizer |
| CN1194928C (en) * | 2003-03-21 | 2005-03-30 | 林荫民 | Cement mortar additive |
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- 2005-07-06 CN CNB2005100826050A patent/CN100410200C/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101486541A (en) * | 2009-02-17 | 2009-07-22 | 河南省绿韵建材有限公司 | Building mortar densification powder and preparation |
| CN101486541B (en) * | 2009-02-17 | 2013-06-05 | 河南省绿韵建材有限公司 | Building mortar densification powder and preparation |
| CN103864337A (en) * | 2014-02-11 | 2014-06-18 | 湖南先锋建材有限公司 | Mortar plasticizer |
| CN104086141A (en) * | 2014-07-21 | 2014-10-08 | 俞权锋 | Architectural dry-mixing plastering mortar and preparation method thereof |
| CN104086141B (en) * | 2014-07-21 | 2016-01-20 | 温州创新砂浆科技股份有限公司 | A kind of building dry-mixed plastering mortar and preparation method thereof |
| CN105236811A (en) * | 2015-09-01 | 2016-01-13 | 江苏百瑞吉新材料有限公司 | Building mortar admixture |
| CN105330199A (en) * | 2015-12-15 | 2016-02-17 | 苏州万盛混凝土有限公司 | Concrete water reducing agent |
| CN105481286A (en) * | 2015-12-15 | 2016-04-13 | 苏州万盛混凝土有限公司 | Concrete additive |
| CN108147710A (en) * | 2018-01-29 | 2018-06-12 | 云南森博混凝土外加剂有限公司 | A kind of high efficiency water reducing agent of concrete |
| CN113754371A (en) * | 2021-08-30 | 2021-12-07 | 广东盛瑞科技股份有限公司 | Foamed light soil with high stone powder content and preparation method thereof |
| CN113754371B (en) * | 2021-08-30 | 2022-10-21 | 广东盛瑞科技股份有限公司 | Foamed light soil with high stone powder content and preparation method thereof |
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