CN105503066A - Polymer waterproof mortar and application thereof - Google Patents
Polymer waterproof mortar and application thereof Download PDFInfo
- Publication number
- CN105503066A CN105503066A CN201510859957.6A CN201510859957A CN105503066A CN 105503066 A CN105503066 A CN 105503066A CN 201510859957 A CN201510859957 A CN 201510859957A CN 105503066 A CN105503066 A CN 105503066A
- Authority
- CN
- China
- Prior art keywords
- parts
- polymer mortar
- waterproof polymer
- waterproof
- mortar according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/74—Underwater applications
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention belongs to the field of building material technology, and especially relates to polymer waterproof mortar and an application thereof. The polymer waterproof mortar comprises the following components in parts by weight: 100 parts of Portland cement, 15-40 parts of granulated blast furnace slag powder, 5-30 parts of ultrafine slag powder, 1-8 parts of desulfurized fly ash from dry-desulfurization process, 250-400 parts of river sand, 50-180 parts of fine slag particles, 3-10 parts of latex powder, 0.05-0.15 parts of an antifoaming agent, 0.2-1.2 parts of a hyper-dispersant, and 0.8-5 parts of nanometer attapulgite. The polymer waterproof mortar has the advantages of high anti-permeability grade, high compressive strength and bonding strength, aging resistance, construction convenience, and low cost; the blast furnace slag, the desulfurized fly ash from dry-desulfurization process, the slag and other metallurgy waste residues are fully utilized, so that the mortar has economic benefits and social benefits.
Description
Technical field
The invention belongs to building material technical field, particularly a kind of waterproof polymer mortar and application thereof.
Background technology
Seepage directly has influence on the life-span of whole solitary building.Along with the raising that people require construction engineering quality, body of wall facade waterproof, moisture substrate waterproof more and more cause the attention of building trade.On the other hand, the leakage problems of the concrete building structures that some ages are longer also result in extensive concern.In various water-proof material, there is impermeability difference, drying shrinkage problem large, easy to crack in rigid waterproofing mortar.Coiled material class waterproof is more suitable for plane construction, and the position that basic unit's water ratio is low.Waterproof polymer mortar is a kind of important way preventing leakage of buildings, not only has excellent ultimate compression strength, and rigid flexible system, has good adhesive property with basic unit.Polymer penetration is film forming in hole and kapillary, serves sufficient inhibition to outside moisture attack.
But there is contradiction, the high impermeability that can improve of polymer content between the impervious and intensity of polymer mortar (backfin ratio), but ultimate compression strength can be reduced; Ultimate compression strength is high, and impermeability does not meet the demands again.And there is adaptability problem between inorganic gel system and polymkeric substance.Gelling system anti-permeability performance after adding certain polymkeric substance can reduce on the contrary the most closely.
So preparation one has high seepage-resistant grade, high ultimate compression strength and cohesive strength, anti-aging, easy construction, and waterproof polymer mortar with low cost is most important for the life-span of improving buildings.
Summary of the invention
The object of the invention is to improve a kind of waterproof polymer mortar, this mortar has that seepage-resistant grade is high, ultimate compression strength and cohesive strength high, anti-aging, easy construction, with low cost, and take full advantage of the metallurgical slags such as blast-furnace slag, dry-process desulfurized ash and slag, there is good economic benefit and social benefit.
Object of the present invention can be achieved through the following technical solutions:
A kind of waterproof polymer mortar, it is characterized in that, this waterproof mortar contains the component of following weight part,
The preferred proportioning of each component of above-mentioned waterproof polymer mortar is,
Described silicate cement is the one of 52.5 grades of ordinary Portland cements or 42.5 grades of ordinary Portland cements.
The Blain specific surface of described GBFS is 350-450m
2/ kg, quality coefficient is 1.7-2.1.Described GBFS is that inorganic gel system provides medium sized particle, is filled with the hole between thicker cement granules.The application of described GBFS, reduces the consumption of cement, reduces the basicity of gelling system, slow down the hydration reaction at gelling system initial stage, extends operable time; But later strength comparatively cement itself is improved to some extent again.In addition, described granulated blast-furnace slag is the waste of the blast-furnace smelting pig iron, and its use also reduces the consumption of natural resources, is conducive to the recycle of resource.
The d97 particle diameter of described ultrafine slag powder is 5-20 μm, and Blain specific surface is 500-800m
2/ kg, quality coefficient is 1.7-2.1.Described ultrafine slag powder is the GBFS that fineness is very high, its use, except the material property of GBFS self, is also filled with the hole between small-particle, contributes to the closely knit further of inorganic gel system.The GBFS of more common fineness; the cement cementitious system that the early strength of 1-3 days of ultrafine slag powder is more simple is high; more firm with the combination of system, but after stirring with water, the aquation initial stage aquation of inorganic gel system is comparatively slow, extends waterproof mortar system operable time.
Described thin steel slag particle is electric furnace through drum process process or bessemer furnace slag, and f-CaO<3%, particle diameter is 1-2.5mm.Thin steel slag particle has high strength, wear resistance is good, good water absorption, and freezing-thawing resistance is strong, not only can make full use of metallurgical slag, can also improve intensity and the non-deformability of waterproof mortar as mortar aggregate.
Described latex powder is vinyl acetate and ethylene copolymer, or vinyl acetate and ethene and higher aliphatic vinyl acetate terpolymer rubber powder.Latex powder is filled the hole of inorganic gel system and is penetrated in kapillary in mortar, film forming in hole and kapillary, makes inorganic coagulation material and latex powder become organic one, adds the combination degree of mortar and matrix, be adsorbed on the surface of matrix firmly, improve cohesive strength.Improve the snappiness of mortar, reduce the backfin ratio of mortar.
Described defoamer is silicone antifoam agent.Described defoamer can eliminate the bubble in mortar, reduces porosity, thus improves intensity and backfin ratio.
Described dispersion agent is polycarboxylic acid series hyper-dispersant.Preferably, described polycarboxylic acid series hyper-dispersant is early-strength type polycarboxylic acid hyperdispersant.This hyper-dispersant can make each component fully mix, and improves the adaptability of inorganic coagulation material and latex powder, and can meet low water-cement ratio requirement, improves the anti-permeability performance of waterproof mortar, has good workability, greatly improve the ultimate compression strength of mortar.
Described river sand is siliceous sand, and fineness modulus is 2.2-2.6, and tap density is 1400-1500kg/m
3.
Described dry-process desulfurized ash is the waste of steel mill's sinter fume dry desulfurization, and its calcium sulfite content is 35-65%, and calcium carbonate content is 30-60%.Calcium sulfite in dry-process desulfurized ash plays sulphate activation to GBFS and ultrafine slag powder, is conducive to the generation of ettringite, thus is conducive to the further raising of intensity.
The present invention for complex cementitious system with silicate cement, dry-process desulfurized ash, slag powders and ultrafine slag powder, with river sand and thin steel slag particle for aggregate, is polymkeric substance with latex powder, adds defoamer, hyper-dispersant and nano-attapulgite and be prepared from.
Preferably, described silicate cement, dry-process desulfurized ash, slag powders and ultrafine slag powder are that 1::0.02-0.06:0.2-0.35:0.1-0.3 forms composite gel system according to mass ratio, develop with ensure that the intensity energy fast and stable of waterproof polymer mortar.Ordinary Portland cement is as major gelled material, and slag powders early activity is a little less than cement, and the later stage is active in cement, and fineness is higher than cement simultaneously; Ultrafine slag powder not only has excellent early activity and later stage activity, and has very high fineness, has both reduced gelling system porosity, has played micro aggregate effect, had high reactivity again, can greatly improve mortar ultimate compression strength; Calcium sulfite composition in dry-process desulfurized ash plays sulphate activation to gelling system.Nano-attapulgite, can filling pore further as nano-sized filler, improves gelling system tap density.
Waterproof polymer mortar prepared by the present invention may be used for vault, pond and external wall elevation water-proof material, when applying, being that 4-5:1 stirs 2-5 minute, leaving standstill waterproof polymer mortar and water and just can construct for 4-7 minute according to weight ratio.
The invention has the beneficial effects as follows:
1, the waterproof polymer mortar that prepared by the present invention not only has high seepage-resistant grade, high ultimate compression strength and cohesive strength, anti-aging, easy construction, with low cost, and take full advantage of the metallurgical slags such as blast-furnace slag, dry-process desulfurized ash and slag, there is good economic benefit and social benefit.
2, the waterproof polymer mortar that prepared by the present invention not only can improve the contradiction between impervious and backfin ratio, ensure high seepage-resistant grade and high strength simultaneously, and rubber powder and the adaptability problem mixing slag powders gelling system can be improved, give full play to high reactivity and the micro aggregate effect of ultrafine slag powder, under the compound action of attapulgite, obtain the tightly packed and waterproof mortar of film forming.
3, the waterproof polymer mortar that prepared by the present invention may be used for vault, pond and external wall elevation water-proof material.
Embodiment
Below in conjunction with embodiment, the invention will be further described:
Embodiment 1:
Following raw material is taken according to weight part:
Above-mentioned raw materials is dropped into stirrer, after high-speed stirring is even, namely obtains waterproof polymer mortar.During use, first accurately take waterproof polymer mortar and water, then water is added stirrer, along with blade of stirrer rotates, waterproof polymer mortar is at the uniform velocity dropped into stirrer, leaving standstill 5min after stirring 3min can construct.Amount of water is 20% of waterproof mortar gross weight.
Embodiment 2
Following raw material is taken according to weight part:
Above-mentioned raw materials is dropped into stirrer, after high-speed stirring is even, namely obtains waterproof polymer mortar.During use, first accurately take waterproof polymer mortar and water, then water is added stirrer, along with blade of stirrer rotates, waterproof polymer mortar is at the uniform velocity dropped into stirrer, leaving standstill 5min after stirring 3min can construct.Amount of water is 22% of waterproof mortar gross weight.
Embodiment 3
Following raw material is taken according to weight part:
Above-mentioned raw materials is dropped into stirrer, after high-speed stirring is even, namely obtains waterproof polymer mortar.During use, first accurately take waterproof polymer mortar and water, then water is added stirrer, along with blade of stirrer rotates, waterproof polymer mortar is at the uniform velocity dropped into stirrer, leaving standstill 5min after stirring 3min can construct.Amount of water is 25% of waterproof mortar gross weight.
Embodiment 4
Following raw material is taken according to weight part:
Above-mentioned raw materials is dropped into stirrer, after high-speed stirring is even, namely obtains waterproof polymer mortar.During use, first accurately take waterproof polymer mortar and water, then water is added stirrer, along with blade of stirrer rotates, waterproof polymer mortar is at the uniform velocity dropped into stirrer, leaving standstill 5min after stirring 3min can construct.Amount of water is 22% of waterproof mortar gross weight.
Can find out from the test data table, waterproof polymer mortar prepared by the present invention has good impermeability, and ultimate compression strength and cohesive strength are also very high.
The above is preferred embodiment of the present invention, but the present invention should not be confined to the content disclosed in this embodiment.The equivalence completed under not departing from spirit disclosed in this invention so every or amendment, all fall into the scope of protection of the invention.
Claims (10)
1. a waterproof polymer mortar, is characterized in that, this waterproof mortar contains the component of following weight part,
2. waterproof polymer mortar according to claim 1, is characterized in that: described silicate cement is the one of 52.5 grades of ordinary Portland cements or 42.5 grades of ordinary Portland cements.
3. waterproof polymer mortar according to claim 1, is characterized in that: the Blain specific surface of described GBFS is 350-450m
2/ kg, quality coefficient is 1.7-2.1.
4. waterproof polymer mortar according to claim 1, is characterized in that: the d97 particle diameter of described ultrafine slag powder is 5-20 μm, and Blain specific surface is 500-1000m
2/ kg, quality coefficient is 1.7-2.1.
5. waterproof polymer mortar according to claim 1, is characterized in that: described thin steel slag particle is electric furnace through drum process process or bessemer furnace slag, and f-CaO<3%, particle diameter is 1-2.5mm.
6. waterproof polymer mortar according to claim 1, is characterized in that: described latex powder is vinyl acetate and ethylene copolymer, or vinyl acetate and ethene and higher aliphatic vinyl acetate terpolymer rubber powder.
7. waterproof polymer mortar according to claim 1, is characterized in that: described defoamer is silicone antifoam agent.
8. waterproof polymer mortar according to claim 1, is characterized in that: described dispersion agent is polycarboxylic acid series hyper-dispersant; Described river sand is siliceous sand, and fineness modulus is 2.2-2.6, and tap density is 1400-1500kg/m
3.
9. waterproof polymer mortar according to claim 1, is characterized in that: described dry-process desulfurized ash is the waste of steel mill's sinter fume dry desulfurization, and its calcium sulfite content is 35-65%, and calcium carbonate content is 30-60%.
10. waterproof polymer mortar according to claim 1 is as the application method of water-proof material, it is characterized in that, is that 4-5:1 stirs 2-5 minute, leaves standstill waterproof polymer mortar and water and just can construct for 4-7 minute according to weight ratio.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859957.6A CN105503066A (en) | 2015-11-30 | 2015-11-30 | Polymer waterproof mortar and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859957.6A CN105503066A (en) | 2015-11-30 | 2015-11-30 | Polymer waterproof mortar and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105503066A true CN105503066A (en) | 2016-04-20 |
Family
ID=55711445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510859957.6A Pending CN105503066A (en) | 2015-11-30 | 2015-11-30 | Polymer waterproof mortar and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105503066A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106431120A (en) * | 2016-10-11 | 2017-02-22 | 陈谓清 | External-wall waterproof paint |
| CN106630788A (en) * | 2016-10-11 | 2017-05-10 | 陈谓清 | Waterproof sizing agent for buildings |
| CN106747065A (en) * | 2016-12-01 | 2017-05-31 | 上海宝田新型建材有限公司 | A kind of water-proof bond material and its application |
| CN106747066A (en) * | 2016-12-01 | 2017-05-31 | 上海宝田新型建材有限公司 | A kind of preparation method of water-proof bond material |
| CN110668774A (en) * | 2019-10-21 | 2020-01-10 | 湖南人健干粉砂浆有限公司 | Sprayable waterproof anticorrosion erosion-resistant high-strength mortar and use method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101870573A (en) * | 2010-06-29 | 2010-10-27 | 上海英硕聚合物材料有限公司 | Acrylic acid modified waterproof mortar |
| CN101891435A (en) * | 2010-07-23 | 2010-11-24 | 武汉钢铁(集团)公司 | Waterproof and crack-resistant dry-mixed mortar of steel slag sand |
| CN101962273A (en) * | 2010-09-27 | 2011-02-02 | 上海三瑞化学有限公司 | Method for preparing powdery polycarboxylic acid hyperdispersant |
| CN102491664A (en) * | 2011-11-24 | 2012-06-13 | 上海宝田新型建材有限公司 | Modified steel slag composite admixture and preparation method thereof |
| CN102584062A (en) * | 2012-03-15 | 2012-07-18 | 宝山钢铁股份有限公司 | Mineral powder modified by sintering dry desulphurization ash and preparation method thereof |
| CN103058619A (en) * | 2013-01-17 | 2013-04-24 | 同济大学 | Mineral powder-doped polymer waterproof mortar and using method thereof |
| US20150119490A1 (en) * | 2013-10-31 | 2015-04-30 | Hercules Incorporated | Dry mortar and emulsion/dispersion based compositions |
| CN104591559A (en) * | 2014-12-25 | 2015-05-06 | 中国建筑材料科学研究总院 | Dry desulfurization ash slag cement and preparation method thereof |
-
2015
- 2015-11-30 CN CN201510859957.6A patent/CN105503066A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101870573A (en) * | 2010-06-29 | 2010-10-27 | 上海英硕聚合物材料有限公司 | Acrylic acid modified waterproof mortar |
| CN101891435A (en) * | 2010-07-23 | 2010-11-24 | 武汉钢铁(集团)公司 | Waterproof and crack-resistant dry-mixed mortar of steel slag sand |
| CN101962273A (en) * | 2010-09-27 | 2011-02-02 | 上海三瑞化学有限公司 | Method for preparing powdery polycarboxylic acid hyperdispersant |
| CN102491664A (en) * | 2011-11-24 | 2012-06-13 | 上海宝田新型建材有限公司 | Modified steel slag composite admixture and preparation method thereof |
| CN102584062A (en) * | 2012-03-15 | 2012-07-18 | 宝山钢铁股份有限公司 | Mineral powder modified by sintering dry desulphurization ash and preparation method thereof |
| CN103058619A (en) * | 2013-01-17 | 2013-04-24 | 同济大学 | Mineral powder-doped polymer waterproof mortar and using method thereof |
| US20150119490A1 (en) * | 2013-10-31 | 2015-04-30 | Hercules Incorporated | Dry mortar and emulsion/dispersion based compositions |
| CN104591559A (en) * | 2014-12-25 | 2015-05-06 | 中国建筑材料科学研究总院 | Dry desulfurization ash slag cement and preparation method thereof |
Non-Patent Citations (4)
| Title |
|---|
| 北京艺高世纪科技股份有限公司主编: "《外墙外保温常见技术问答》", 31 August 2009 * |
| 朱廷钰等编著: "《烧结烟气排放控制技术及工程应用》", 31 January 2015, 冶金工业出版社 * |
| 李东光: "《水泥混凝土外加剂配方与制备》", 31 January 2011 * |
| 薛力梨等: "《纳米凹凸棒土对聚合物防水砂浆性能的影响》", 《新型建筑材料》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106431120A (en) * | 2016-10-11 | 2017-02-22 | 陈谓清 | External-wall waterproof paint |
| CN106630788A (en) * | 2016-10-11 | 2017-05-10 | 陈谓清 | Waterproof sizing agent for buildings |
| CN106747065A (en) * | 2016-12-01 | 2017-05-31 | 上海宝田新型建材有限公司 | A kind of water-proof bond material and its application |
| CN106747066A (en) * | 2016-12-01 | 2017-05-31 | 上海宝田新型建材有限公司 | A kind of preparation method of water-proof bond material |
| CN110668774A (en) * | 2019-10-21 | 2020-01-10 | 湖南人健干粉砂浆有限公司 | Sprayable waterproof anticorrosion erosion-resistant high-strength mortar and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112341123B (en) | Seawater corrosion resistant ceramic tile adhesive and production method thereof | |
| Wang et al. | Influence of steel slag on mechanical properties and durability of concrete | |
| CN105948617B (en) | A kind of cracking resistance, impervious mortar and preparation method thereof | |
| CN107572936B (en) | Polymer foam concrete and preparation method and application thereof | |
| CN102898101B (en) | Light anti-aqueous dispersion grout | |
| CN102432222B (en) | Permeable crystallization waterproof agent | |
| CN105503066A (en) | Polymer waterproof mortar and application thereof | |
| CN102092984B (en) | Energy-saving environmental-protection thickener for mortar preblending and dry-mixing | |
| CN105524620B (en) | A kind of soil-solidified-agent | |
| CN103601441A (en) | Carbonization-resistant waterproof slurry | |
| CN105733382B (en) | A kind of micro-nano reinforced steel bar rust preventing agent and preparation method thereof of autoclaved aerated concrete slab | |
| CN102936115B (en) | Production method of cement-based grouting material | |
| CN109369113B (en) | Collapsible loess reinforcing grouting slurry, preparation method and application thereof | |
| CN106810105A (en) | A kind of concrete additive | |
| CN105314948A (en) | Preparation method of polymer waterproof mortar | |
| CN107501666B (en) | Composite damping material, damping waterproof filling material and preparation method thereof | |
| CN111732395B (en) | Waste concrete-based regenerated dry powder masonry mortar and preparation method thereof | |
| CN109608226A (en) | A kind of fast microdilatancy type curing agent, solidified earth and preparation method thereof firmly | |
| CN110467408A (en) | A kind of compound door and window joint filling mortar and its application method | |
| CN105503067A (en) | Polymer-cement based waterproof mortar and application thereof | |
| CN113620639A (en) | Tailing sand filling cementing auxiliary material and preparation method thereof | |
| CN103965918A (en) | Curing agent for water quenching manganese slag mollisol | |
| Han et al. | Experimental study on the properties of a polymer-modified superfine cementitious composite material for waterproofing and plugging | |
| CN104446190A (en) | Thermal-insulation and anti-corrosion aerated brick and preparation method thereof | |
| CN109133781A (en) | The preparation method of environment-friendly dry powder pointing agent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |
|
| RJ01 | Rejection of invention patent application after publication |