CN100427426C - Polymer concrete dry-powder water-proof sticking mortar additive for construction - Google Patents
Polymer concrete dry-powder water-proof sticking mortar additive for construction Download PDFInfo
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- CN100427426C CN100427426C CNB2007100732391A CN200710073239A CN100427426C CN 100427426 C CN100427426 C CN 100427426C CN B2007100732391 A CNB2007100732391 A CN B2007100732391A CN 200710073239 A CN200710073239 A CN 200710073239A CN 100427426 C CN100427426 C CN 100427426C
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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
- 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
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- 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
- C04B2111/29—Frost-thaw resistance
-
- 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a polymer cement based powder waterproof plaster sand pulp additive for architecture whose components and weight shares are: dispersible polymer 20-40, methyl sodium sulfonate formaldehyde condensation compound 1.0-7.5, polycarboxylate water reducing agent 2-5, chemical short fiber 2-5, bentonite 10-75; and also one or more admixture of the additive components having following components and weight share are: calcium oxide 10-50, errisulphas 1-10, potassium aluminium sulphate with twelve water 0.5-3, sodium silicate 1-25; the components and weight shares of the additive heat preservation sand plaster material are: hydroxypropyl methyl cellulose ether 1-3, ground calcium carbonate 40-85, flyash 100-200; and the components and weight shares of the additive heat preservation surface mortar material are: hydroxypropyl methyl cellulose ether 2-3, ground calcium carbonate 100-120. The invention solves the problems of binding power and the waterproof character of the plaster, and has several advantages of anti-crack, waterproof, dampproof, freezing protection, impact resistance and anti-erosion and heat preservation and is suitable for applying widely in the architecture industry.
Description
Technical field
The present invention relates to a kind of additive for building, more particularly, relate to a kind of polymer concrete dry-powder water-proof sticking mortar additive for building.
Background technology
In the prior art, generally the waterproof polymer mortar of Cai Yonging is that polymer emulsion is spiked in the cement sand in proportion, carries out modification, thus the high waterproof polymer mortar of obtained performance.But owing to after polymer emulsion adds in the cement sand, need use up in the several hrs, being not easy to long-distance transport, can only be that use while prepare the working-yard, thereby the use inconvenience, also is difficult to guarantee the mortar quality.The addition that to also have a problem be exactly polymer emulsion is bigger, generally all be according to polymer emulsion modified dose: cement: the weight proportion of sand=1: 2: 4 is prepared, the emulsion consumption has reached 50% of cement consumption, cost is than higher, and above reason is all restricting promoting the use of of this series products of waterproof polymer mortar.
All there is a common characteristic in ordinary mortar, and promptly fragility is big and the toughness deficiency shows that mainly ultimate compression strength is higher, and tensile strength and cohesive strength are lower, deformability is poor.
Summary of the invention
The object of the present invention is to provide the polymer concrete dry-powder water-proof sticking mortar additive for building that a kind of cohesive force is strong, water resistance is good.
In order to achieve the above object, the invention provides following technical scheme: develop a kind of polymer concrete dry-powder water-proof sticking mortar additive for building, uniform mixture for many components micro mist and staple fibre, the composition of described additive and parts by weight are: dispersibility polymkeric substance 20～40, methyl naphthalene sulfonate formaldehyde condensate 1.0～7.5, polycarboxylate dehydragent 2～5, staple fibre 2～5, wilkinite 10～75, earlier polycarboxylate dehydragent is added in the wilkinite by metering, stir and 80 ℃～150 ℃ the oven dry 0.5～2 hour, being ground into granularity is 150-250 purpose powder, adding methyl naphthalene sulfonic acid sodium condenses and dispersibility polymer particle size then is 150-250 purpose powder, stir, add staple fibre again, stir, get product.
The molecular weight size of above-mentioned dispersible polymer, methyl naphthalene sulfonate formaldehyde condensate and polycarboxylate dehydragent is unimportant, and in other words, whatsoever the above-mentioned polymkeric substance of molecular weight or condenses powder all can use; The fineness of described staple fibre, length and kind are unimportant, general employing fineness is the 18-20 micron, length is the staple fibre of 3-20mm, greater amt and more high-intensity stiffening web can be provided with very little volume, form a three-dimensional supporting network frame system, absorbed in the concrete because the temperature difference, the internal stress that factors such as wet difference cause, the micro-crack that produces in the may command sand-cement slurry, thereby improved concrete anti-crack and anti-seepage function greatly, it can be polypropene staple, terylene short fiber peacekeeping polyamide fibre staple fibres etc. can use off-specification material or waste product in the enforcement; The dispersibility polymkeric substance is also referred to as " dispersibility polymer glue powder " in building trade, under the effect of other auxiliary agent, be agglomerated into reticulated structure in grout inside, effectively the hole in the filling concrete hydration process, make the agglutinate internal void reduce, intensity and water resistance are improved; Methyl naphthalene sulfonate formaldehyde condensate is a kind of tensio-active agent of cement, when adding the back with the cement mixing use, and the surfactivity of refinforced cement; Add polycarboxylate dehydragent and can effectively reduce water consumption when using with cement mixing; The adding staple fibre is beneficial to raising cracking resistance effect and gains in strength; Wilkinite is a kind of structure material commonly used, and it is the very high clay of a kind of plasticity-, and performances such as its planar water, expansion and contraction are all big than general clay, is the composition that adds usually in the structure material.
One or more the mixture that also contains the auxiliary composition of following composition and parts by weight in the additive of the present invention: calcium oxide 10～50, ferrous sulfate 1～10, urea 1～10, Potassium aluminum sulfate dodecahydrate 0.5～3, water glass 1～25 when adding auxiliary composition, adds simultaneously by composition and consumption and staple fibre, stir, get product.Calcium oxide is the material of construction that adopts usually, adds in this additive, mainly plays enhancement, ferrous sulfate also plays enhancement at this, urea can slow down the setting rate of cement, and the adding of Potassium aluminum sulfate dodecahydrate can improve the sealing property of cement, and water glass mainly plays cohesive action.
In the additive of the present invention, the dispersibility polymkeric substance can be the mixture of one or more arbitrary proportions of vinyl acetate-ethylene copolymer, acrylic copolymer, vinyl acetate between to for plastic-tertiary monocarboxylic acid ethylene-acrylate copolymer.Above-mentioned substance is under the effect of other auxiliary agent, and effectively the hole in the filling concrete hydration process is improved the intensity of mortar and water resistance.
In the additive of the present invention, polycarboxylate dehydragent is to introduce on molecular backbone or the side chain that one of strong polar group carboxyl, sulfonic group or polyoxyethylene thiazolinyl are planted or the mixture of one or more arbitrary proportions of the compound of several groups, comprise unsaturated acid and sodium polystyrene sulfonate, described unsaturated acid is maleic anhydride, toxilic acid, vinylformic acid and methacrylic acid.Specifically, the general structure of above-mentioned substance is:
X＝CH
2；CH
2O
Y＝CH
2；C＝O
R＝H；CH
3；CH
2CH
3
M＝H；Na
Poly carboxylic acid series water reducer can be divided into two big classes on the current overall context: a class is to be different polyoxyethylene groups of main chain grafting (EO) or polyoxypropylene base (PO) side chain with the maleic anhydride; Another kind of is main chain grafting (EO) or (PO) side chain with the methacrylic acid.
In the additive of the present invention, its composition and parts by weight are: dispersibility polymkeric substance 25～35, methyl naphthalene sulfonate formaldehyde condensate 3.0～5.5, polycarboxylate dehydragent 3～4, staple fibre 2～4, wilkinite 20～45.Above-mentioned content is easy to control, high product performance and steady quality.
In the additive of the present invention, the parts by weight of auxiliary composition are: calcium oxide 20～30, ferrous sulfate 2～5, urea 2～5, Potassium aluminum sulfate dodecahydrate 0.5～1, water glass 3～8.Above-mentioned content is easy to control, high product performance and steady quality.
In the implementation process, the heat-insulating finishing mortar material that also has following composition and parts by weight in the auxiliary composition: hydroxypropyl methyl cellulose ether 1～3, water-ground limestone 40～85, flyash 100～200, when adding the heat-insulating finishing mortar material, add simultaneously by composition and consumption and auxiliary composition, stir, product.
After this product and cement, sand mix, mix with the particulate species lagging material again, add the suitable quantity of water mixing and stirring, carry out the heat-insulating finishing mortar construction.In the above-mentioned heat-insulating finishing mortar material, the wetting ability that hydroxypropyl methyl cellulose ether has and the high viscosity of its aqueous solution, make it to become a kind of water-holding agent efficiently, can significantly improve viscosity and delay time of drying, be unlikely to moisture content and lose very soon and make the efflorescence of mortar top layer; Water-ground limestone is as filler, mainly be to reduce gel material content, reduce production costs, flyash has three big effects: " shape effect " of (1) flyash, and flyash contains the glass microballon more than 70%, and particle shape is complete, smooth surface, the internal friction resistance that can reduce mortar in the mortar is mixed in the quality densification, improves the workability of mortar; (2) " active effect " of flyash contains a large amount of active SiO in the flyash
2And Al
2O
3In a humid environment with Ca (OH)
2Deng alkaline matter generation chemical reaction, generate materials such as hydrated calcium silicate, ettringite, its later strength is obviously increased; (3) " the particulate filling effect " of flyash, the particle diameter of flyash is also thinner than cement granules generally, can be filled among the pore and pore in the cement colloid, makes the cement gel body more closely knit, improves intensity, homogeneity and compactness.
In specific implementation process, the insulation sticking mortar material that also has following composition and parts by weight in the auxiliary composition: hydroxypropyl methyl cellulose ether 2～3, water-ground limestone 100～120, when adding insulation sticking mortar material, add simultaneously by composition and consumption and auxiliary composition, stir, get product.Paste the expansion polyphenyl plate heat preserving material with this product.Above-mentioned content is easy to control, high product performance and steady quality.
Compared with prior art, the present invention has following tangible advantage: 1, technique effect is good: this additive mixes sand-cement slurry and mixes use, only add 5% of cement amount, and have preferably multiple effects such as cracking resistance, impervious, waterproof, protection against the tide, antifreeze, anti-impact mill, corrosion-resistant and insulation, can quicken cement granules aquation and dispersion, reduce water consumption, stop up owing to the hole that stays after mortar hardening, the moisture evaporation, make mortar not produce dried shrinkage crack, reduce water-intake rate, reach water proof anti-seepage, increase the purpose of ultimate compression strength; 2, product of the present invention is the micro mist mixture material, nontoxic, pollution-free, and consumption is few, transportation and easy to use, only need in proportion this additive and cement, sand to be mixed in factory or working-yard, add suitable quantity of water, stir, just can plaster as ordinary mortar in the place that all concrete surfaces need be done waterproof; 3, behind the adding heat-insulating finishing mortar material, has adiabatic heat insulating effect preferably.
Embodiment
Below by specific embodiment the present invention is carried out more detailed description:
Embodiment 1 gets maleic anhydride 3kg, be added in the 35kg wilkinite, stir and 85 ℃～100 ℃ the oven dry 1 hour, being ground into granularity is 200 purpose powders, and adding granularity then is 150 purpose methyl naphthalene sulfonate formaldehyde condensate 5kg and acrylic copolymer 30kg, stirs, adding fineness again is the 18-20 micron, length is that polypropene staple 4kg, the granularity of 3-20mm is that 200 purpose calcium oxide 20kg, granularity are 200 purpose urea 2kg, stirs, and gets the product pack.
Embodiment 2～5 methods are with example 1, and concrete consumption is as 1 table.
Embodiment 6～8 adds heat-insulating finishing mortar material hydroxypropyl methyl cellulose ethers, water-ground limestone and flyash, when (granularity of three kinds of materials is 200 orders), adds simultaneously with auxiliary composition by composition and consumption, and all the other methods are with example 1, and concrete consumption is shown as 1.
Each composition add-on table look-up of table 1 additive
Measure unit: kg
Claims (8)
1, a kind of polymer concrete dry-powder water-proof sticking mortar additive for building, the uniform mixture for many components micro mist and staple fibre is characterized in that: the composition of additive and parts by weight are:
Dispersibility polymkeric substance 20～40
Methyl naphthalene sulfonate formaldehyde condensate 1.0～7.5
Polycarboxylate dehydragent 2～5
Staple fibre 2～5
Wilkinite 10～75,
Earlier polycarboxylate dehydragent is added in the wilkinite by metering, stir and 80 ℃～150 ℃ the oven dry 0.5～2 hour, being ground into granularity is 150-250 purpose powder, adding methyl naphthalene sulfonate formaldehyde condensate and dispersibility polymer particle size then is 150-250 purpose powder, stir, add staple fibre again, stir, get product.
2, additive according to claim 1 is characterized in that: one or more the mixture that also contains the auxiliary composition of following composition and parts by weight in the additive:
Calcium oxide 10～50
Ferrous sulfate 1～10
Urea 1～10
Potassium aluminum sulfate dodecahydrate 0.5～3
Water glass 1～25,
When adding auxiliary composition, add simultaneously with staple fibre, stir by composition and consumption, must product.
3, additive according to claim 1 is characterized in that: the dispersibility polymkeric substance is the mixture of one or more arbitrary proportions of vinyl acetate-ethylene copolymer, acrylic copolymer, vinyl acetate between to for plastic-tertiary monocarboxylic acid ethylene-acrylate copolymer.
4, additive according to claim 1, it is characterized in that: polycarboxylate dehydragent is to introduce on molecular backbone or the side chain that one of strong polar group carboxyl, sulfonic group or polyoxyethylene thiazolinyl are planted or the mixture of one or more arbitrary proportions of the compound of several groups, comprise unsaturated acid and sodium polystyrene sulfonate, described unsaturated acid is maleic anhydride, toxilic acid, vinylformic acid and methacrylic acid.
5, additive according to claim 1 is characterized in that: the composition of additive and parts by weight are:
Dispersibility polymkeric substance 25～35
Methyl naphthalene sulfonate formaldehyde condensate 3.0～5.5
Polycarboxylate dehydragent 3～4
Staple fibre 2～4
Wilkinite 20～45.
6, additive according to claim 2 is characterized in that: the parts by weight of auxiliary composition are in the additive:
Calcium oxide 20～30
Ferrous sulfate 2～5
Urea 2～5
Potassium aluminum sulfate dodecahydrate 0.5～1
Water glass 3～8.
7, according to claim 2 or 6 described additives, it is characterized in that: the heat-insulating finishing mortar material that also has following composition and parts by weight in the auxiliary composition:
Hydroxypropyl methyl cellulose ether 1～3
Water-ground limestone 40～85
Flyash 100～200
When adding the heat-insulating finishing mortar material, add simultaneously with auxiliary composition, stir by composition and consumption, must product.
8, according to claim 2 or 6 described additives, it is characterized in that: the insulation sticking mortar material that also has following composition and parts by weight in the auxiliary composition:
Hydroxypropyl methyl cellulose ether 2～3
Water-ground limestone 100～120
When adding insulation sticking mortar material, add simultaneously with auxiliary composition, stir by composition and consumption, must product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100732391A CN100427426C (en) | 2007-02-08 | 2007-02-08 | Polymer concrete dry-powder water-proof sticking mortar additive for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100732391A CN100427426C (en) | 2007-02-08 | 2007-02-08 | Polymer concrete dry-powder water-proof sticking mortar additive for construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101037313A CN101037313A (en) | 2007-09-19 |
| CN100427426C true CN100427426C (en) | 2008-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2007100732391A Expired - Fee Related CN100427426C (en) | 2007-02-08 | 2007-02-08 | Polymer concrete dry-powder water-proof sticking mortar additive for construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101205131B (en) * | 2007-11-23 | 2011-03-16 | 武汉科华高新材料发展有限公司 | Fibre-reinforced anti-crack mortar dry powder |
| CN101519287B (en) * | 2009-02-17 | 2013-06-05 | 河南省绿韵建材有限公司 | Multifunctional waterproof anti-leakage liquid for cement mortar and a preparation method thereof |
| CN102020990B (en) * | 2009-09-22 | 2014-08-06 | 山东宏艺科技股份有限公司 | Novel high-strength waterproof composite solid curing agent |
| CN102172488A (en) * | 2010-12-17 | 2011-09-07 | 哈尔滨工业大学 | Carbon nano tube/carbon nano fiber dispersing method |
| CN102126841B (en) * | 2010-12-31 | 2012-11-21 | 科之杰新材料(漳州)有限公司 | High-performance reinforcing agent for pile and preparation method thereof |
| CN102390971B (en) * | 2011-08-11 | 2013-06-05 | 陈家欣 | Building outer wall thermal insulation material assistant, preparation and use methods thereof |
| CN103496878B (en) * | 2013-08-29 | 2016-03-16 | 王传福 | High workability mortar king |
| CN103539385B (en) * | 2013-09-30 | 2016-02-10 | 周昌盛 | Multifunctional polymer cement dry powder mortar additive, preparation and application thereof |
| CN104710129A (en) * | 2015-03-31 | 2015-06-17 | 马健 | Cement additive |
| CN105859185B (en) * | 2016-04-27 | 2018-11-13 | 广州双虹建材有限公司 | A kind of high-efficiency wall repairing marine glue |
| CN106085387A (en) * | 2016-06-17 | 2016-11-09 | 湖南科技大学 | A kind of mud for expansive stratum push pipe and preparation method thereof |
| CN108929078A (en) * | 2018-09-21 | 2018-12-04 | 佛山齐安建筑科技有限公司 | A kind of preparation method of concrete water-proof material |
| CN112980536A (en) * | 2021-03-06 | 2021-06-18 | 山东科迈生物制浆有限公司 | Method for preparing biomass by using pulping black liquor |
| CN115353312B (en) * | 2022-08-24 | 2023-09-22 | 河北工业大学 | Surface treatment method for regenerated glass fiber reinforced plastic based on microbial mineralization and application thereof |
| CN116375399B (en) * | 2023-03-22 | 2023-10-24 | 河源市源隆新型环保建材有限公司 | Dry-mixed thin-layer anti-cracking plastering mortar and preparation method thereof |
| CN117185752B (en) * | 2023-11-08 | 2024-01-05 | 天津建城基业集团有限公司 | Hollow prestressed pipe pile and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1544381A (en) * | 2003-11-13 | 2004-11-10 | 同济大学 | Environment-friendly type building water-proof heat-insulating mortar and its production method |
| US20050241540A1 (en) * | 2004-04-27 | 2005-11-03 | Wilfried Hohn | Cement-based plasters using water retention agents prepared from raw cotton linters |
| CN1861703A (en) * | 2006-06-20 | 2006-11-15 | 北京清大华研科技发展有限公司 | Multifunctional thick liquid paint |
-
2007
- 2007-02-08 CN CNB2007100732391A patent/CN100427426C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1544381A (en) * | 2003-11-13 | 2004-11-10 | 同济大学 | Environment-friendly type building water-proof heat-insulating mortar and its production method |
| US20050241540A1 (en) * | 2004-04-27 | 2005-11-03 | Wilfried Hohn | Cement-based plasters using water retention agents prepared from raw cotton linters |
| CN1861703A (en) * | 2006-06-20 | 2006-11-15 | 北京清大华研科技发展有限公司 | Multifunctional thick liquid paint |
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| CN101037313A (en) | 2007-09-19 |
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