CN105272017A - Polymer cement waterproof coating - Google Patents
Polymer cement waterproof coating Download PDFInfo
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- CN105272017A CN105272017A CN201510770537.0A CN201510770537A CN105272017A CN 105272017 A CN105272017 A CN 105272017A CN 201510770537 A CN201510770537 A CN 201510770537A CN 105272017 A CN105272017 A CN 105272017A
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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
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Abstract
The invention discloses a polymer cement waterproof coating. The polymer cement waterproof coating is characterized by being prepared from a liquid material and a powder material, the liquid material comprises high-polymer emulsion, water and auxiliaries, and the powder material comprises cement, superfine wollastonite in powder, superfine quartz powder and auxiliaries. The high-permeability polymer cement has ultrahigh permeability, and can reinforce a base layer by permeating into the base layer while surface water resistance is realized, and can resist acid and alkali by filling pores in the base surface of cement.
Description
Technical field
The present invention relates to a kind of cement waterproof paint technical field for building, particularly a kind of polymer cement waterproof paint.
Background technology
Developed very fast polymer cement waterproof paint (also claiming JS coating) in recent years more and more to be paid attention at home, be widely used in every engineering construction.Polymer cement waterproof paint is environment protection type functional material, has extraordinary prospect as a type material.Polymer cement-base waterproof coating is a kind of liquid material (polymer emulsion and additive form), powder (cement, mineral filler and auxiliary agent) double-component aqueous waterproof paint, be one of water-proof material firmly building portion's keypoint recommendation, belong to the environmentally friendly machine that country advocates energetically.It is high with flexibility, cohesive force is strong, freeze-thaw-, high temperature resistant, corrosion-resistant, cold construction, can the feature such as wet trade, simple, nontoxic, the environmental protection of constructing and being developed rapidly, become the focus that waterproof paint is in recent years anti-war.
Chinese patent application CN1539893A discloses a kind of bicomponent environment-friendly type heat-insulation and heat-preservation anti-crack mastic, and it is made up of the A counted by weight percentage, B component.Wherein component A comprises the water of 50-65%, the organic high molecular polymer of 35-45%, the wetting agent of 0.3-0.6%, the defoamer of 0.3-1.1%, the freedom from cracking agent of 0.5-2.5%; B component comprises the cenosphere of 9-33%, the water-holding agent of 0.5-0.9%, the fortifying fibre of 0.6-2.0%, the white cement of 33-55%, the coarse whiting of 10-30%, the silica powder of 20-40%, the wollastonite powder of 6-20%.During preparation, the mixing ratio of A and B is A:B=1:1.1-1.6.Its effect reached mainly is incubated and prevents cracking, thus improves coating quality.
Chinese patent application CN103936339A discloses a kind of II type polymer cement waterproof paint and preparation method thereof.This II type polymer cement waterproof paint is made up of liquid material and powder, and the mass ratio of described liquid material and described powder is 1:1.2; The composition of raw materials of described liquid material comprises following composition by percentage to the quality: VAE emulsion 75-85%, softening agent 3.5-10%, starch ethers 0.05-0.25%, acetic acid mixed ester 0.83-1.18% and water 10-14%; The composition of raw materials of described powder comprises following composition by percentage to the quality: cement 25-35%, silica powder 15-25%, wollastonite powder 45-55% and water reducer 0.05-0.2%.II type polymer cement waterproof paint elevation construction not sagging, not easy to crack at unfairness base layer construction.
Along with the high speed development of national economy, the underground engineering construction of China is also flourish, and especially oil pipeline, gas pipe line, subterranean tunnel, subway and urban construction are at the forefront in the world at present.In the great development of underground engineering construction, how to carry out underground works pipeline waterproof and corrosion-resistant problem, be the problem that engineering construction side is concerned about the most.Polymer cement waterproof paint powder is mainly with cement and other powder class starting material composition, and after liquid material mixing, construction is only attached to substrate surface, cannot play and reinforce basic unit, effectively can not play the effect of antiacid alkali resistant.
For the problems referred to above, the present invention devises a kind of polymer cement waterproof paint, abandoning tradition polymer cement waterproof paint construction time film forming after to being attached to substrate surface, interacted by ultra-fine filling material filler and emulsion, be formed with intensity, flexible, there is the waterproof layer of certain penetrating power.
Summary of the invention
The object of the invention is to provide a kind of polymer cement waterproof paint, abandoning tradition polymer cement waterproof paint construction time film forming after to being attached to substrate surface, interacted by ultra-fine filling material filler and emulsion, be formed with intensity, flexible, there is the waterproof layer of certain penetrating power.
A kind of polymer cement waterproof paint, is made up of liquid material and powder; Liquid material comprises high polymers emulsion, water and liquid material auxiliary agent; Powder comprises cement, ultra-fine wollastonite powder, ultrafine quartz powder and powder auxiliary agent;
By weight percentage, it is composed of the following components:
Liquid material component:
High polymers emulsion 70-80 part, water 15-22 part, auxiliary agent: 0-10 part;
Powder component:
Cement 30-50 part, wollastonite powder 30-50 part, silica powder 15-30 part, auxiliary agent 5-10 part.
Further, the weight ratio of liquid material and powder is 1:0.1-1:1.5, and product good penetrability, extends.
Further, described high polymers emulsion is cation emulsion, the one of anionic emulsion and non-ionic emulsion is used alone or multiple used in combination; Described cation emulsion adopts polyacrylate dispersion, described anionic emulsion to adopt, and acetic acid-vinyl acetate between to for plastic is the anionic emulsion of Material synthesis, described non-ionic emulsion adopts epoxy resin and polyoxyethylene glycol to be the non-ionic type emulsion of Material synthesis.
Further, described cement is ordinary Portland cement, one in early strength silicate cement, aluminosulfate cement, sulfate cement, slag cement is used alone or multiple used in combination.
Further, described wollastonite powder fineness controls at 1250 orders; Described silica powder fineness controls at 1250 orders.
Further, described liquid material auxiliary agent comprises defoamer, dispersion agent, propylene glycol; Described defoamer is silicone antifoam agent; Described dispersion agent is polyacrylic salt dispersant.
Further, described liquid material auxiliary agent also comprises, softening agent, and described softening agent is the arbitrary proportion mixture of clorafin or dioctyl phthalate (DOP) or clorafin and dioctyl phthalate (DOP).
Further, described powder auxiliary agent comprises the arbitrary proportion mixture of water reducer, solid defoamer, ether of cellulose or high polymers rubber powder or ether of cellulose and high polymers rubber powder; Described water reducer is naphthalene series high-efficiency water-reducing agent; Described solid defoamer is silicone antifoam agent.
Further, described liquid material auxiliary agent and powder auxiliary agent, by weight percentage, it is composed of the following components:
Silicone antifoam agent 1.5-4 part, polyacrylic salt dispersant 1.5-2 part, clorafin or dioctyl phthalate (DOP) 0-3 part, propylene glycol 1-6 part, naphthalene series high-efficiency water-reducing agent 3.5-5 part, ether of cellulose 0.2 part, high polymers rubber powder 1 part;
In powder, solid defoamer is 0-0.3 part.
Preferably, a kind of polymer cement waterproof paint, by weight percentage, it is composed of the following components:
Liquid material component:
Polyacrylate emulsion 75 parts, 15 parts, water, polyacrylic salt dispersant 1.5 parts, silicone antifoam agent 2 parts, 0.4 part, sterilant, propylene glycol 6 parts
Powder component:
Cement 40 parts, wollastonite powder 25 parts, silica powder 30 parts, naphthalene series high-efficiency water-reducing agent 5 parts.
Preferably, a kind of polymer cement waterproof paint, by weight percentage, it is composed of the following components:
Liquid material component:
Polyacrylate emulsion 70 parts, 17 parts, water, polyacrylic salt dispersant 2 parts, silicone antifoam agent 1.5 parts, clorafin 8 parts, propylene glycol 1 part, 0.5 part, sterilant, cement 40 parts
Powder component:
1250 order wollastonite powder 25 parts, 1250 order silica powder 30 parts, naphthalene series high-efficiency water-reducing agent 3.5 parts, ether of cellulose 0.2 part, high polymers rubber powder 1 part, silicone antifoam agent 0.3 part.
Preferably, a kind of polymer cement waterproof paint, by weight percentage, it is composed of the following components:
Liquid material component:
Polyacrylate emulsion 70 parts, 22 parts, water, polyacrylic salt dispersant 2 parts, silicone antifoam agent 1.5 parts, clorafin 3 parts, propylene glycol 1 part, 0.5 part, sterilant
Powder component:
Cement 40 parts, 1250 order silica powder 30 parts, 1250 order wollastonite powder 25 parts, naphthalene series high-efficiency water-reducing agent 3.5 parts, ether of cellulose 0.2 part, high polymers rubber powder 1 part, silicone antifoam agent 0.3 part.
Further, the present invention also provides a kind of preparation method of hypertonicity polymer cement waterproof paint, and its step is as follows:
(1) be that 1:0.3 mix with powder according to mass ratio by liquid material, form mixture;
(2) mixture is placed in mortar mixer and stirs in step (1), stirring velocity 300r/min;
Further, the present invention also provides a kind of using method of hypertonicity polymer cement waterproof paint, and its step is as follows:
(1) first liquid material desired proportions is placed in stirred vessel, turn on agitator;
(2) slowly add powder to desired proportions in agitator in step (1), after powder adds, stir 3-5min;
(3) completing steps (2) adopt afterwards blade coating, brushing, spraying mode construct.
Formula of the present invention selects high-quality polyacrylate emulsion, take water as dispersion medium, by adding the auxiliary agent such as defoamer, dispersion agent through scientific matching synergistic application, a kind of environmental protection mixed together, free of contamination organic liquid material; Grade cement (42.5) selected by powder, ultra-fine wollastonite powder, ultrafine quartz powder, and is aided with a kind of environment protection type powder that the auxiliary agents such as water reducer, solid defoamer, ether of cellulose, high polymers rubber powder modulate after scientific matching.Liquid, powder are by the product that can not obtain the different performances such as high extension, high strength, perviousness be strong on year-on-year basis after row mixing.
Defoamer, the bubble eliminate material itself and production, producing in construction process; Dispersion agent, makes powder can better be dispersed in liquid material and extends the open hour; Wetting agent is fluorine carbon, wettable basic unit in construction process, thus product is better penetrated within basic unit, plays the effect of antiacid alkali resistant; Propylene glycol, summer is slow dry, and winter is antifreeze, makes liquid material product weathering resistance, application property outstanding; Anticorrosion and bactericidal agent, the bacterium killing the entrained bacterium of starting material itself and produce in storage process, thus extend the storage time of product.
Wherein powder auxiliary agent comprises: water reducer, regulates rare denseness of product, extends the construction open hour, promotes strength of cement; Solid defoamer, eliminates the bubble produced in starting material and construction whipping process, thus improving product properties; Ether of cellulose, water conservation, makes cement mix with water fully, promotes strength of cement; High polymers rubber powder, the intensity of improving product and film-forming properties.Described hypertonicity polymer cement of the present invention has superpower perviousness, while the waterproof of top layer, within penetrating into basic unit, can play and reinforce basic unit, and by filling concrete basal plane pore, play the effect of antiacid alkali resistant.
Advantage of the present invention be obtained Pvdf Microporous Hollow Fiber Membrane directly can carry out preserving under dry state without glycerine protection and repeatedly wetting dry after performance substantially constant.
Embodiment
Be further described the specific embodiment of the present invention below in conjunction with embodiment, following examples only for technical scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
The concrete technical scheme of the present invention is as follows:
Embodiment 1
A kind of polymer cement waterproof paint, by weight percentage, it is composed of the following components:
Liquid material component:
Polyacrylate emulsion 75 parts, 15 parts, water, polyacrylic salt dispersant 1.5 parts, silicone antifoam agent 2 parts, clorafin 3 parts, propylene glycol 6 parts, 0.4 part, sterilant
Powder component:
Cement 40 parts, 1250 order silica powder 30 parts, 1250 order wollastonite powder 25 parts, naphthalene series high-efficiency water-reducing agent 5 parts of ether of cellulose 0.2 part, high polymers rubber powder 1 part, silicone antifoam agent 0.3 part.
A kind of polymer cement waterproof paint, preparation method's step is as follows:
(1) add in stirring tank by load weighted liquid material, open and stir 15min, after being uniformly dispersed, filling and package is stand-by;
(2) load weighted powder is joined in mortar mixer, open and stir 5min, after being uniformly dispersed, packed for standby use;
A using method for hypertonicity polymer cement waterproof paint, its step is as follows:
(1) first liquid material desired proportions is placed in stirred vessel, turn on agitator;
(2) slowly add powder to desired proportions in agitator in step (1), after powder adds, stir 3min;
(3) completing steps (2) adopts spraying plane and elevation construction afterwards, a 0.5-0.8mm, overcoating 0.7-1.2mm, without cracking, no sag, without bad phenomenon such as slippages.
Embodiment 2
A kind of polymer cement waterproof paint, by weight percentage, it is composed of the following components:
Liquid material component:
Acetic acid-acetate emulsion 70 parts, 17 parts, water, polyacrylic salt dispersant 2 parts, silicone antifoam agent 1.5 parts, clorafin 3 parts, propylene glycol 1 part, 0.5 part, sterilant
Powder component:
Cement 40 parts, 1250 order silica powder 30 parts, 1250 order wollastonite powder 25 parts, naphthalene series high-efficiency water-reducing agent 3.5 parts, ether of cellulose 0.2 part, high polymers rubber powder 1 part, silicone antifoam agent 0.3 part.
A kind of polymer cement waterproof paint, preparation method's step is as follows:
(1) add in stirring tank by load weighted liquid material, open and stir 15min, after being uniformly dispersed, filling and package is stand-by;
(2) load weighted powder is joined in mortar mixer, open and stir 5min, after being uniformly dispersed, packed for standby use;
A using method for hypertonicity polymer cement waterproof paint, its step is as follows:
(1) first liquid material desired proportions is placed in stirred vessel, turn on agitator;
(2) slowly add powder to desired proportions in agitator in step (1), after powder adds, stir 3min;
(3) completing steps (2) adopts spraying plane and elevation construction afterwards, a 0.5-0.8mm, overcoating 0.7-1.2mm, without cracking, no sag, without bad phenomenon such as slippages.
Embodiment 3
A kind of polymer cement waterproof paint, by weight percentage, it is composed of the following components:
Liquid material component:
Epoxy resin and polyoxyethylene glycol are non-ionic type emulsion 70 parts, 22 parts, water, polyacrylic salt dispersant 2 parts, silicone antifoam agent 1.5 parts, clorafin 3 parts, propylene glycol 1 part, 0.5 part, the sterilant of Material synthesis
Powder component:
Cement 40 parts, 1250 order silica powder 30 parts, 1250 order wollastonite powder 25 parts, naphthalene series high-efficiency water-reducing agent 3.5 parts, ether of cellulose 0.2 part, high polymers rubber powder 1 part, silicone antifoam agent 0.3 part.
A kind of polymer cement waterproof paint, preparation method's step is as follows:
(1) add in stirring tank by load weighted liquid material, open and stir 15min, after being uniformly dispersed, filling and package is stand-by;
(2) load weighted powder is joined in mortar mixer, open and stir 5min, after being uniformly dispersed, packed for standby use;
A using method for hypertonicity polymer cement waterproof paint, its step is as follows:
(1) first liquid material desired proportions is placed in stirred vessel, turn on agitator;
(2) slowly add powder to desired proportions in agitator in step (1), after powder adds, stir 3min;
(3) completing steps (2) adopts spraying plane and elevation construction afterwards, a 0.5-0.8mm, overcoating 0.7-1.2mm, without cracking, no sag, without bad phenomenon such as slippages.
Embodiment 4
A kind of polymer cement waterproof paint, by weight percentage, it is composed of the following components:
Liquid material component:
Polyacrylate emulsion 80 parts, 22 parts, water, polyacrylic salt dispersant 2 parts, silicone antifoam agent 4 parts, clorafin 2.5, propylene glycol 1 part, 0.5 part, sterilant
Powder component:
Cement 50 parts, 1250 order silica powder 30 parts, 1250 order wollastonite powder 50 parts, naphthalene series high-efficiency water-reducing agent 5 parts, ether of cellulose 0.2 part, high polymers rubber powder 1 part, silicone antifoam agent 0.3 part.
A kind of polymer cement waterproof paint, preparation method's step is as follows:
(1) add in stirring tank by load weighted liquid material, open and stir 15min, after being uniformly dispersed, filling and package is stand-by;
(2) load weighted powder is joined in mortar mixer, open and stir 5min, after being uniformly dispersed, packed for standby use;
A using method for hypertonicity polymer cement waterproof paint, its step is as follows:
(1) first liquid material desired proportions is placed in stirred vessel, turn on agitator;
(2) slowly add powder to desired proportions in agitator in step (1), after powder adds, stir 3min;
Completing steps (2) adopts spraying plane and elevation construction afterwards, a 0.5-0.8mm, overcoating 0.7-1.2mm, without cracking, no sag, without bad phenomenon such as slippages.
After the product of embodiment 1-4 is detected, obtain correlation data table as follows:
The above is only preferred embodiments of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a polymer cement waterproof paint, is characterized in that, is made up of liquid material and powder;
Liquid material comprises high polymers emulsion, water and liquid material auxiliary agent; Powder comprises cement, ultra-fine wollastonite powder, ultrafine quartz powder and powder auxiliary agent;
By weight percentage, it is composed of the following components:
Liquid material component:
High polymers emulsion 70-80 part, water 15-22 part, auxiliary agent: 0-10 part;
Powder component:
Cement 30-50 part, wollastonite powder 30-50 part, silica powder 15-30 part, auxiliary agent 5-10 part.
2. polymer cement waterproof paint as claimed in claim 1, it is characterized in that, the weight ratio of liquid material and powder is 1:0.1-1:1.5, and product good penetrability, extends.
3. polymer cement waterproof paint as claimed in claim 1, is characterized in that, described high polymers emulsion is cation emulsion, the one of anionic emulsion and non-ionic emulsion is used alone or multiple used in combination; Described cation emulsion adopts polyacrylate dispersion, described anionic emulsion to adopt, and acetic acid-vinyl acetate between to for plastic is the anionic emulsion of Material synthesis, described non-ionic emulsion adopts epoxy resin and polyoxyethylene glycol to be the non-ionic type emulsion of Material synthesis.
4. polymer cement waterproof paint as claimed in claim 1, is characterized in that, described cement is ordinary Portland cement, one in early strength silicate cement, aluminosulfate cement, sulfate cement, slag cement is used alone or multiple used in combination.
5. polymer cement waterproof paint as claimed in claim 1, it is characterized in that, described wollastonite powder fineness controls at 1250 orders; Described silica powder fineness controls at 1250 orders.
6. a kind of polymer cement waterproof paint as claimed in claim 1, is characterized in that, described liquid material auxiliary agent comprises defoamer, dispersion agent, propylene glycol; Described defoamer is silicone antifoam agent; Described dispersion agent is polyacrylic salt dispersant.
7. polymer cement waterproof paint as claimed in claim 6, it is characterized in that, described liquid material auxiliary agent also comprises softening agent; Described softening agent is the arbitrary proportion mixture of clorafin or dioctyl phthalate (DOP) or clorafin and dioctyl phthalate (DOP).
8. polymer cement waterproof paint as claimed in claim 1, is characterized in that, described powder auxiliary agent comprises the arbitrary proportion mixture of water reducer, solid defoamer, ether of cellulose or high polymers rubber powder or ether of cellulose and high polymers rubber powder; Described water reducer is naphthalene series high-efficiency water-reducing agent; Described solid defoamer is silicone antifoam agent.
9. the polymer cement waterproof paint as described in claim 7 and 8, is characterized in that, by weight percentage, it is composed of the following components for described liquid material auxiliary agent and powder auxiliary agent:
Silicone antifoam agent 1.5-4 part, polyacrylic salt dispersant 1.5-2 part, clorafin or dioctyl phthalate (DOP) 0-3 part, propylene glycol 1-6 part, naphthalene series high-efficiency water-reducing agent 3.5-5 part, ether of cellulose 0.2 part, high polymers rubber powder 1 part;
In powder, solid defoamer is 0-0.3 part.
10. polymer cement waterproof paint as claimed in claim 9, it is characterized in that, by weight percentage, it is composed of the following components:
Liquid material component:
Polyacrylate emulsion 70 parts, 17 parts, water, polyacrylic salt dispersant 2 parts, silicone antifoam agent 1.5 parts, clorafin 8 parts, propylene glycol 1 part, 0.5 part, sterilant, cement 40 parts
Powder component:
1250 order wollastonite powder 25 parts, 1250 order silica powder 30 parts, naphthalene series high-efficiency water-reducing agent 3.5 parts, ether of cellulose 0.2 part, high polymers rubber powder 1 part, silicone antifoam agent 0.3 part.
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| CN201510770537.0A CN105272017A (en) | 2015-11-12 | 2015-11-12 | Polymer cement waterproof coating |
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| CN201510770537.0A CN105272017A (en) | 2015-11-12 | 2015-11-12 | Polymer cement waterproof coating |
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| CN105906264A (en) * | 2016-04-20 | 2016-08-31 | 锦州东方雨虹建筑材料有限责任公司 | Anti-cracking waterproof slurry material used in low-temperature environment and preparation method thereof |
| CN106145823A (en) * | 2016-07-05 | 2016-11-23 | 唐山东方雨虹防水技术有限责任公司 | A kind of self-healing polymer-modified cement-based waterproofing slurry of environmental protection osmosis type |
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