CN104556847A - Polymer plastic-blasting mortar and preparation method thereof - Google Patents
Polymer plastic-blasting mortar and preparation method thereof Download PDFInfo
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- CN104556847A CN104556847A CN201310473200.4A CN201310473200A CN104556847A CN 104556847 A CN104556847 A CN 104556847A CN 201310473200 A CN201310473200 A CN 201310473200A CN 104556847 A CN104556847 A CN 104556847A
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- polymkeric substance
- blasting mortar
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Abstract
The invention provides polymer plastic-blasting mortar and a preparation method thereof. The polymer plastic-blasting mortar comprises premixed powder and water, and a use amount of the water is 14-17% that of the premixed powder. The premixed powder comprises, by weight, 15-25% of cement, 30-55% of crude aggregate, 0.5-10% of an elastic additive, 5-10% of fine aggregate, 1-5% of an active light material and 1-3% of a premixed additive. The premixed additive comprises a corrosion inhibitor so that the polymer plastic-blasting mortar delays steel corrosion time. Through use of the elastic additive, the polymer plastic-blasting mortar has good shock resistance and good crack resistance.
Description
[technical field]
The present invention relates to a kind of man scape Material Field, particularly a kind of polymkeric substance plastic-blasting mortar and preparation method thereof.
[background technology]
Man scape and the building major part of current most domestic all still adopt the mode of manually plastering to carry out, but the form of construction work of manually plastering is often because the bonding force of mortar and wall is not enough or uneven, the phenomenon such as cause metope often to occur hollowing or to come off, makes construction quality occur very large problem; Simultaneously, because the form of construction work of manually plastering needs a large amount of human inputs, cause the raising of engineering cost, therefore in building field, start the plastering technique that someone introduces external mechanically spraying, compared to manually plastering, mechanically spraying has that speed is fast, good stability and reduce artificial advantage, but due to the problem of various reality, causes the technology of mechanically spraying to there is no method at home and carry out on a large scale.
In addition, mechanical spraying technology is used in building field at present mostly, the operating technique of man-made tourist site was not almost met and has used the mode of mechanically spraying to construct, because large-scale man-made tourist site is that steel structure framework winding steel wire net first carries out basic styling mostly, and then carry out topped moulding with mortar, finally complete man scape.Due to large-sized artificial, to make scape different from buildings in general; existing operating technique can not meet the demand in construction time limit; existing mortar also also exists the problems such as not good to steel skeleton structure corrosion protection, pumping is not high enough, bonding strength is not enough, splitting resistance is not enough simultaneously; therefore, be badly in need of wanting a kind of mortar being suitable for spraying technology to solve above-mentioned problem.
[summary of the invention]
For solving the problem, the invention provides a kind of polymkeric substance plastic-blasting mortar, comprising premix powders and water, wherein water accounting is 14% ~ 17% of relatively described premix powders; The composition of premix powders comprises according to weight ratio:
Further, aforesaid coarse aggregate is little river sand.
Further, aforesaid fine aggregate is flaky mica powder and talcum powder.
Further, aforesaid flaky mica powder accounting is 4% weight part, and talcum powder accounting is 4% weight part.
Further, aforesaid flaky mica powder and talcous granularity are 350 ~ 420 orders.
Further, aforesaid active light thing is silicon ash and flyash.
Further, aforesaid silicon ash accounting is 2% weight part, and flyash accounting is 2% weight part.
Further, aforesaid premix additive is according to following weight percents composition: fiber 25% ~ 35%, water-holding agent 3% ~ 5%, rust inhibitor 20% ~ 30%, lignocellulose 12% ~ 20%, air entrapment agent 0.1% ~ 3%, water reducer 3% ~ 18%, flexible rubber powder 20% ~ 50% that 12mm ~ 22mm is long.
Further, aforesaid elasticity additive is high polymer elastic powder, comprises rubber powder/grain, elastic polyurethane powder/grain and pvc elasticity powder/grain.
The present invention reoffers a kind of preparation method of aforementioned polymer plastic-blasting mortar simultaneously, comprises the following step:
(1) premix additive is modulated: fiber, water-holding agent, rust inhibitor, lignocellulose, air entrapment agent, water reducer and flexible rubber powder are added in proportion in stirrer, disperse 5 ~ 10 minutes, obtain described premix additive;
(2) modulate premix powders: described premix additive is added cement, coarse aggregate, elasticity additive, active light material, fine aggregate in proportion, disperse 5 ~ 10 minutes in described stirrer, obtain described premix powders;
(3) prepare described polymkeric substance plastic-blasting mortar: the water relative to described premix powders 14% ~ 17% will be added in described premix powders, after mixing and stirring, obtain described polymkeric substance plastic-blasting mortar.
Therefore, main purpose of the present invention is to provide a kind of polymkeric substance plastic-blasting mortar and preparation method thereof, owing to adding rust inhibitor in premix additive, therefore effectively can delay the corrosion time of steel construction.
Another object of the present invention is to provide a kind of polymkeric substance plastic-blasting mortar and preparation method thereof, owing to adding flaky mica powder in fine aggregate, improves the shielding of mortar, extends the penetration time of chlorion, effectively extends the weather resistance of steel construction.
Another object of the present invention is to provide a kind of polymkeric substance plastic-blasting mortar and preparation method thereof, owing to containing talcum powder again in fine aggregate, further increases thixotropy and the pumping of mortar.
Another object of the present invention is to provide a kind of polymkeric substance plastic-blasting mortar and the side's of preparation handle thereof, owing to adding elasticity additive in premix additive, make polymkeric substance plastic-blasting mortar of the present invention have certain elasticity, compare traditional mortar more not easy to crack, improve security and aesthetic property.
[embodiment]
The present invention mainly discloses a kind of polymkeric substance plastic-blasting mortar and preparation method thereof, basic material wherein used and preparation method unless otherwise indicated should known by those skilled in the technology concerned, therefore with explanation hereinafter, no longer complete description is done to slurry composition.
The invention provides a kind of polymkeric substance plastic-blasting mortar, comprise premix powders and water, wherein water accounting is 14% ~ 17% of relatively described premix powders; The composition of premix powders comprises according to weight ratio: cement 15% ~ 25%, coarse aggregate 30% ~ 55%, elasticity additive 0.5% ~ 10%, fine aggregate 5% ~ 10%, active light thing 1% ~ 5%, premix additive 1% ~ 3%.
Aforementioned cement is in the present invention as a kind of main coagulated material, polymkeric substance plastic-blasting mortar is made to have good curing performance, the cement adopted in the present invention is conventional silicate cement, preferably 32.5 grades or 42.5 grades, further also can adopt 52.5 grades of silicate cements.
Aforesaid premix additive comprises according to following weight percents composition: fiber 25% ~ 35%, water-holding agent 3% ~ 5%, rust inhibitor 20% ~ 30%, lignocellulose 12% ~ 20%, air entrapment agent 0.1% ~ 3%, water reducer 3% ~ 18%, flexible rubber powder 20% ~ 50% that 12mm ~ 22mm is long; Wherein water-holding agent can be ether of cellulose, and air entrapment agent can be dodecane machine benzene sulfonic acid sodium salt, adds toughness and splitting resistance that the long fiber of 12mm ~ 22mm can significantly improve Inventive polymers plastic-blasting mortar; According to after aforementioned proportion mix and blend as premix additive, can dramatically the pump-conveying property and workability that improve polymkeric substance plastic-blasting mortar.In addition, in the formula of Inventive polymers plastic-blasting mortar, rust inhibitor is added in premix additive, rust inhibitor can be the composition that calcium nitrite maybe can reach effectively resistance rust effect, do not limited at this, effectively can delay the corrosion time of steel construction after adding rust inhibitor, the man scape of employing Inventive polymers plastic-blasting mortar or building can be made to make scape there is better wearing quality.Moreover, under special circumstances, adopting the man scape of polymkeric substance plastic-blasting mortar or building to make scape is arranged in the higher environment of vibrations density, such as, in Fun parks, scape made by the artificial hillock of roller-coaster, and traditional mortar easily causes be full of cracks because of vibrations or comes off under long vibration environment, make to make scape and destroy the hidden paralysis even having and produce public safety, therefore applicant attempts through long-time, elasticity additive is added in formula of the present invention, preferred elasticity additive can be rubber powder/grain, elastic polyurethane powder/grain and pvc elasticity powder/grain, polymkeric substance plastic-blasting mortar of the present invention is made to have good elasticity, even if be used under the higher environment of vibrations density, still the wearing quality of polymkeric substance plastic-blasting mortar can be maintained, improve the splitting resistance of Inventive polymers plastic-blasting mortar.
Aforesaid coarse aggregate is little river sand, and the granularity of little river sand is 40 ~ 70 orders, and the coarse aggregate that particle diameter is too large is unfavorable for spraying application, and relatively more serious to the wearing and tearing of spraying equipment, and the form compare that institute's sculpture goes out is coarse; And if the coarse aggregate that particle diameter is too little, when same cement-sand ratio, working viscosity water requirement be reached more, and be unfavorable for the abundant parcel of cement to coarse aggregate, make the strength degradation of overall mortar.
Aforementioned fine aggregate is flaky mica powder and talcum powder, flaky mica powder and talcous granularity are 350 ~ 420 orders, preferred flaky mica powder and talcous granularity are 400 orders, in addition, flaky mica powder is added in formula of the present invention, tiny sheet structure can be uniformly dispersed in mortar voids, form labyrinth effect, extend the permeation pathway of corrosive medium, play good shielding effect, effectively can improve the shielding of mortar, as previously described, add the penetration time that flaky mica powder can extend chlorion under special circumstances, the weather resistance of effective prolongation steel construction, polymkeric substance plastic-blasting mortar of the present invention is made to be used in the man scape of ocean park, or the building of contiguous ocean is made Jing Junke and is effectively improved wearing quality, moreover for the ease of spraying application, add talcum powder in formula of the present invention, talcum powder can replace part of cement, delays mortar coagulation time, after being easy to spraying, smear smooth feeling.In specific implementation process, flaky mica powder accounts for overall premix powders 4% weight part, and talcum powder accounts for overall premix powders 4% weight part.
Aforesaid active light thing can be silicon ash, flyash or slag, silicon ash, flyash or slag belong to solid waste, add specific examples of such components effectively can improve polymkeric substance plastic-blasting mortar performance as active light thing, especially silicon ash add the thixotropy that improve mortar entirety, also for developing a circular economy, promoting green culture industry development and contributing.In specific implementation process, formula of the present invention selects silicon ash, flyash as active light thing, and flyash preferably adopts second class powered coal ash, and silicon ash and flyash account for overall premix powders 2% weight part respectively.
In addition, the present invention reoffers a kind of preparation method of aforementioned polymer plastic-blasting mortar simultaneously, comprises the following step:
(1) premix additive is modulated: first add in stirrer by fiber, water-holding agent, rust inhibitor, lignocellulose, air entrapment agent, water reducer and flexible rubber powder by aforementioned ratio, carry out dispersed with stirring after 5 ~ 10 minutes, obtain premix additive.
(2) premix powders is modulated: then the premix additive obtained in step 1 is added cement, coarse aggregate, elasticity additive, active light material, fine aggregate by aforementioned ratio, in stirrer, carry out dispersed with stirring premix powders can be obtained in 5 ~ 10 minutes.
(3) described polymkeric substance plastic-blasting mortar is prepared: last, then the water that will add in the premix powders of step 2 relative to described premix powders 14% ~ 17%, obtain described polymkeric substance plastic-blasting mortar after mixing and stirring.
According to aforesaid explanation, applicant proposes below specific embodiment:
First the water reducer of fiber long for the 12mm ~ 22mm of relative premix additive 20%, the air entrapment agent of the lignocellulose of the rust inhibitor of the water-holding agent of relative premix additive 5%, relatively premix additive 15%, relatively premix additive 10%, relatively premix additive 0.5%, relatively premix additive 4.5% and the flexible rubber powder of relative premix additive 45% are added in stirrer and stir premix, obtain premix additive through dispersed with stirring after 5 ~ 10 minutes.
Again by aforementioned premix additive 1.5% weight part, silicon ash 2% weight part, flyash 2% weight part, flaky mica powder 4% weight part, talcum powder 4% weight part, cement 22% weight part, river sand 50% weight part, elasticity additive 0.5% weight part, join in mortar mixer, dispersed with stirring can obtain premix powders in 5 ~ 10 minutes.
In Mortar spraying machine, first add the water relative to premix powders 16%, after starting stirring, add aforesaid premix powders again, after mixing, namely complete polymkeric substance plastic-blasting mortar of the present invention.
As follows according to its performance characteristic parameter of polymkeric substance plastic-blasting mortar prepared by above-mentioned embodiment:
The foregoing is only the present invention's preferably embodiment, and be not used to limit interest field of the present invention; Simultaneously above description, for correlative technology field, special personage should understand and implement, and therefore other equivalences completed under not departing from disclosed spirit change or modify, and all should comprise in the claims.
Claims (10)
1. a polymkeric substance plastic-blasting mortar, comprises premix powders and water, it is characterized in that: described water accounting is 14% ~ 17% of relatively described premix powders;
The composition of described premix powders comprises according to weight ratio:
2. polymkeric substance plastic-blasting mortar according to claim 1, is characterized in that: described coarse aggregate is little river sand.
3. polymkeric substance plastic-blasting mortar according to claim 1, is characterized in that: described fine aggregate is flaky mica powder and talcum powder.
4. polymkeric substance plastic-blasting mortar according to claim 3, it is characterized in that: described flaky mica powder accounting is 4% weight part, described talcum powder accounting is 4% weight part.
5. polymkeric substance plastic-blasting mortar according to claim 4, is characterized in that: described flaky mica powder and described talcous granularity are 350 ~ 420 orders.
6. polymkeric substance plastic-blasting mortar according to claim 1, is characterized in that: described active light thing is silicon ash and flyash.
7. polymkeric substance plastic-blasting mortar according to claim 6, is characterized in that: described silicon ash accounting is 2% weight part, and described flyash accounting is 2% weight part.
8. polymkeric substance plastic-blasting mortar according to claim 1, is characterized in that: described premix additive is according to following weight percents composition: fiber 25% ~ 35%, water-holding agent 3% ~ 5%, rust inhibitor 10% ~ 30%, lignocellulose 12% ~ 20%, air entrapment agent 0.1% ~ 3%, water reducer 3% ~ 18%, flexible rubber powder 20% ~ 50% that 12mm ~ 22mm is long.
9. according to the polymkeric substance plastic-blasting mortar that claim 1 is stated, it is characterized in that: described elasticity additive is high polymer elastic powder, comprise rubber powder/grain, elastic polyurethane powder/grain and pvc elasticity powder/grain.
10. a preparation method for the polymkeric substance plastic-blasting mortar as described in any one of claim 1 ~ 9, is characterized in that: comprise the following step:
(1) premix additive is modulated: fiber, water-holding agent, rust inhibitor, lignocellulose, air entrapment agent, water reducer and flexible rubber powder are added in proportion in stirrer, disperse 5 ~ 10 minutes, obtain described premix additive;
(2) modulate premix powders: described premix additive is added cement, coarse aggregate, elasticity additive, active light material, fine aggregate in proportion, disperse 5 ~ 10 minutes in described stirrer, obtain described premix powders;
(3) prepare described polymkeric substance plastic-blasting mortar: the water relative to described premix powders 14% ~ 17% will be added in described premix powders, after mixing and stirring, obtain described polymkeric substance plastic-blasting mortar.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396541A (en) * | 2016-08-30 | 2017-02-15 | 派丽(上海)管理有限公司 | Lightweight spray carving mortar |
| CN107628787A (en) * | 2017-09-15 | 2018-01-26 | 王慧同 | A kind of landscape moulding and the method for making landscape moulding on ground or metope |
| CN108863199A (en) * | 2018-10-10 | 2018-11-23 | 天津市昊鹏建材股份有限公司 | A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101412609A (en) * | 2008-10-21 | 2009-04-22 | 中冶集团建筑研究总院 | Cement polymer mortar for reinforcing and repairing concrete |
| CN101935201A (en) * | 2009-06-30 | 2011-01-05 | 中冶建筑研究总院有限公司 | Single-component high-performance mortar for repairing and reinforcing concrete |
| CN102093079A (en) * | 2010-12-27 | 2011-06-15 | 北京冶建特种材料有限公司 | Dry powder for cement-emulsified asphalt mortar and preparation method thereof |
-
2013
- 2013-10-11 CN CN201310473200.4A patent/CN104556847B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101412609A (en) * | 2008-10-21 | 2009-04-22 | 中冶集团建筑研究总院 | Cement polymer mortar for reinforcing and repairing concrete |
| CN101935201A (en) * | 2009-06-30 | 2011-01-05 | 中冶建筑研究总院有限公司 | Single-component high-performance mortar for repairing and reinforcing concrete |
| CN102093079A (en) * | 2010-12-27 | 2011-06-15 | 北京冶建特种材料有限公司 | Dry powder for cement-emulsified asphalt mortar and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 江东亮等: "《中国材料工程大典.第9卷.无机非金属材料工程.(下)》", 31 March 2006, article "聚合物水泥砂浆", pages: 621 * |
| 翟红侠: "《土木工程材料》", 31 August 2009, article "干粉砂浆", pages: 170 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106396541A (en) * | 2016-08-30 | 2017-02-15 | 派丽(上海)管理有限公司 | Lightweight spray carving mortar |
| CN106396541B (en) * | 2016-08-30 | 2018-10-02 | 派丽(上海)管理有限公司 | A kind of lightweight spraying engraving mortar |
| CN107628787A (en) * | 2017-09-15 | 2018-01-26 | 王慧同 | A kind of landscape moulding and the method for making landscape moulding on ground or metope |
| CN108863199A (en) * | 2018-10-10 | 2018-11-23 | 天津市昊鹏建材股份有限公司 | A kind of high-elastic cracking resistance formula preparation method for building for pouring mortar |
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| CN104556847B (en) | 2016-08-24 |
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