CN104130632A - Water-soluble elastic waterproof paint and preparation and application methods thereof - Google Patents
Water-soluble elastic waterproof paint and preparation and application methods thereof Download PDFInfo
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- CN104130632A CN104130632A CN201410357833.3A CN201410357833A CN104130632A CN 104130632 A CN104130632 A CN 104130632A CN 201410357833 A CN201410357833 A CN 201410357833A CN 104130632 A CN104130632 A CN 104130632A
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Abstract
The invention provides a water-soluble elastic waterproof paint and preparation and application methods thereof. The waterproof paint comprises, by weight, 32 to 34 parts of a polyvinyl acetate emulsion, 34 to 36 parts of an inorganic filling material, 1 to 2 parts of carbon black, 8 to 12 parts of 2,3-coumarone, 0.02 to 0.03 part of hydroxypropyl methyl cellulose, 15 to 20 parts of water, 0.3 to 0.4 part of a mineral oil antifoaming agent and 0.2 part of a polycarboxylic acid dispersant, wherein the inorganic filling material is one selected from the group consisting of heavy calcium carbonate powder and calcium carbonate or a mixture of heavy calcium carbonate powder and calcium carbonate. The preparation method comprises the following steps: preparing an aqueous solution of hydroxypropyl methyl cellulose; adding carbon black and carrying out stirring until uniform dispersion is realized; airing the obtained mixture for more than 12 h; adding the polyvinyl acetate emulsion and carrying out stirring until uniform mixing is realized; adding the inorganic filling material and the dispersant and carrying out stirring until uniform mixing is realized; adding 2,3-coumarone and carrying out stirring and dispersion until slurry is uniform; and adding the antifoaming agent, carrying out stirring and dispersion and then carrying out discharging. The application method comprises a step of cleaning of a base layer and a step of brushing at least once.
Description
Technical field
The present invention relates to waterproof paint technical field, especially relate to a kind of water-soluble elastic water proofing paint and preparation thereof, using method.
Background technology
Existing polyurethane water-proof paint, ubiquitous problem is in coating, to contain harmful coal tar and toluene equal solvent, and is mostly two component packings, remix during use is inconvenient during use.Raising day by day along with people's environmental consciousness; to building coating, require more and more higher; requirement building coating is innoxious; and use procedure is simplified; in performance, require to have snappiness and good splitting resistance; the body of wall fine fisssure of can effectively contending with and protection metope are not subject to erosion by wind and rain, but also have excellent persistence and weathering resistance.Existing product is difficult to meet these requirements.
Summary of the invention
In order to overcome the defect of prior art, the invention provides a kind of water-soluble elastic water proofing paint that does not contain coal tar and toluene solvant, solve the technical problem that waterproof paint use procedure of the prior art is loaded down with trivial details, elasticity is low, splitting resistance is poor;
The present invention also proposes the production method of this kind of water-soluble elastic water proofing paint, has solved the agricultural technology problem of water-soluble elastic water proofing paint;
The present invention also proposes the using method of this kind of water-soluble elastic water proofing paint, has solved the operation technique problem of water-soluble elastic water proofing paint.
In order to solve the problems of the technologies described above, on the one hand, the invention provides a kind of water-soluble elastic water proofing paint, the component that comprises following weight part: 1～2 part of 32～34 parts of Vinyl Acetate Copolymer class emulsion, 34～36 parts of mineral fillers, carbon black, 2,8～12 parts of 3-cumarones, 0.02～0.03 part of Vltra tears, 15～20 parts, water, 0.3～0.4 part of mineral oil defoaming agent, 0.2 part of polycarboxylic acid dispersant, described mineral filler is a kind of or its mixture in dry powder, calcium carbonate.
In order to solve the problems of the technologies described above, second aspect, the invention provides a kind of preparation method of water-soluble elastic water proofing paint, comprises the following steps:
S1: add 0.02～0.03 weight part Vltra tears to stir in 15～20 weight parts waters, add 0.1～0.13 weight part mineral oil defoaming agent in whipping process;
S2: in the situation that stopping stirring, add 1～2 weight part carbon black toward step S1 in the mixture making, stirring more than 15 minutes, stops stirring more than 5 minutes, then be stirred to and be uniformly dispersed;
S3: the mixture that step S2 is made hangs more than 12 hours;
In S4, the mixture that makes toward step S3, add 32～34 weight part Vinyl Acetate Copolymer class emulsions, stir;
S5: under whipped state, in the mixture making, add 34～36 weight part mineral fillers toward step S4, add 0.2 weight part polycarboxylic acid dispersant, stir, described mineral filler is a kind of or its mixture in dry powder, calcium carbonate;
S6: under whipped state, in the mixture making toward step S5, add 8～12 weight parts 2,3-cumarone, the joining day is controlled at more than 10 minutes, and dispersed with stirring is even to slurry;
S7: add 0.2～0.27 weight part mineral oil defoaming agent, discharging after dispersed with stirring.
In order to solve the problems of the technologies described above, the third aspect, the invention provides a kind of using method of water-soluble elastic water proofing paint of water-soluble elastic water proofing paint, the component that described water-soluble elastic water proofing paint comprises following weight part: 32～34 parts of Vinyl Acetate Copolymer class emulsions, 34～36 parts of mineral fillers, 1～2 part of carbon black, 2, 8～12 parts of 3-cumarones, 0.02～0.03 part of Vltra tears, 15～20 parts, water, 0.3～0.4 part of mineral oil defoaming agent, 0.2 part of polycarboxylic acid dispersant, described mineral filler is dry powder, a kind of or its mixture in calcium carbonate, during use, comprise the following steps: base cleaning, brush at least one time,
Described base cleaning: comprise and check basic unit, processing defect, and clean out; That substrate surface requires is smooth, free from dust, not dusting, non-scale, if there is place, obvious crack first to mend a split, drainage grade meets design requirements, negative and positive angle is processed into arc transition section, if substrate surface is dry, the substrate surface of prewetting, keeps substrate surface moistening, but can not there is water to accumulate, while having ponding, need cleaning;
Described brushing: coating is painted on to substrate surface equably, when facade and plane all need to construct, adopts the order of first facade back plane, each time coating thickness to be controlled at below 1mm; In facade brushing when construction,, from lower to upper, the coating that flows to internal corner part blows off the brushing direction of hairbrush in time, avoids blocked uply causing that accumulation place is dry because piling up; Until upper one time dry can go up people time, then on the basis of upper a time with next time of direction brushing of right-angled intersection.
As further improvement technical scheme: the using method of water-soluble elastic water proofing paint provided by the invention, in base treatment process, also comprise enhancement process, described enhancement process, for for the position of easily causing seepage, overlays grid cloth or mylar.
As further improvement technical scheme: the using method of water-soluble elastic water proofing paint provided by the invention, also comprise protective layer construction, if construct, brushing can not carry out in time finishing material paving afterwards, coating needs in the situation of long-term exposure; Or coating carries out protective layer construction under the environment soaked, potential of hydrogen is high, described protective layer construction is for to scrape in described coating by sand-cement slurry.
As further improvement technical scheme: the using method of water-soluble elastic water proofing paint provided by the invention, after being also included in the first layer brushing and completing, overlays mylar as tire base at coatingsurface.
In the situation that not conflicting, above-mentioned preferred version can be implemented alone or in combination.
In the present invention Vinyl Acetate Copolymer class emulsion comprise ethene one acetate ethylene copolymer, vinyl acetate between to for plastic respectively with the copolymer emulsion of acrylate, maleic anhydride, n-methylolacrylamide etc.
In the present invention, the preferred NXZ defoamer of mineral oil defoaming agent, NXZ defoamer is the hydrophobic gas-phase silica of mineral oil and metal soap defoamer, outward appearance is light yellow uniform liquid, viscosity: 300-900cps(25 ℃), flash-point: 195 ℃; PH value: 6-8, water insoluble, but can be spread in water.
The beneficial effect that the present invention brings: coating of the present invention is compared with dual-component coating, does not need during use to measure and be mixed again, can directly open and use, and uses simply, and operating efficiency is high.And product cost is low, performance is good, low to basic unit's water content requirement, toughness and intensity are greatly improved.
The mono-component waterproofing paint of selling on the market at present, its elongation at break is in 200% left and right.The pardon of part formula system and water and powder is poor, causes easy layering, opens when bucket uses and needs the long period to stir, the poor water resistance before dry of filming, product provided by the invention, elongation at break can reach 800%, be not prone to demixing phenomenon, water resistance is good.
Embodiment
Embodiments of the invention and explanation thereof are used for explaining the present invention, do not form inappropriate limitation of the present invention.
embodiment 1:
Water-soluble elastic water proofing paint raw material is filled a prescription by weight: 1.5 parts of 33 parts of ethene one acetate ethylene copolymer emulsions, 35 parts of dry powders, carbon black, 2,10 parts of 3-cumarones, 0.025 part of Vltra tears, 17 parts, water, 0.35 part of NXZ defoamer, 0.2 part of polycarboxylic acid H5040 dispersion agent.
Preparation process comprises the following steps:
S1: add Vltra tears to stir in water, add 0.12 weight part NXZ defoamer in whipping process;
S2: in the situation that stopping stirring, add carbon black in the mixture making toward step S1, stirring more than 15 minutes, stops stirring more than 5 minutes, then be stirred to and be uniformly dispersed;
S3: the mixture that step S2 is made hangs more than 12 hours;
In S4, the mixture that makes toward step S3, add ethene one acetate ethylene copolymer emulsion, stir;
S5: under whipped state, in the mixture making toward step S4, slowly add dry powder, add dispersion agent, stir;
S6: under whipped state, in the mixture making, slowly add 2,3-cumarone toward step S5, the joining day is controlled at more than 10 minutes, and dispersed with stirring is even to slurry;
S7: add surplus mineral oil defoaming agent, discharging after dispersed with stirring.
The water-soluble elastic water proofing paint making comprises the following steps while using:
Base cleaning: comprise and check basic unit, processing defect, and clean out; That substrate surface requires is smooth, free from dust, not dusting, non-scale, if there is place, obvious crack first to mend a split, drainage grade meets design requirements, and negative and positive angle is processed into arc transition section, for the position of easily causing seepage, overlay grid cloth or mylar, if substrate surface is dry, the substrate surface of prewetting, keeps substrate surface moistening, but can not there is water to accumulate, while having ponding, need cleaning;
Brushing: coating is painted on to substrate surface equably, when facade and plane all need to construct, adopts the order of first facade back plane, each time coating thickness to be controlled at below 1mm; In facade brushing when construction,, from lower to upper, the coating that flows to internal corner part blows off the brushing direction of hairbrush in time, avoids blocked uply causing that accumulation place is dry because piling up; After the first layer brushing completes, at coatingsurface, overlay mylar as tire base.Until upper one time dry can go up people time, then on the basis of upper a time with next time of direction brushing of right-angled intersection;
If brushing can not be carried out finishing material paving after having constructed in time, coating needs in the situation of long-term exposure; Or coating carries out protective layer construction under the environment soaked, potential of hydrogen is high, described protective layer construction is for to scrape in described coating by sand-cement slurry.
embodiment 2:water-soluble elastic water proofing paint raw material is filled a prescription by weight: 2 parts of 34 parts of vinyl acetate between to for plastic and acrylate copolymer emulsions, 34 parts, calcium carbonate, carbon blacks, 2,12 parts of 3-cumarones, 0.03 part of Vltra tears, 15 parts, water, 0.3 part of NXZ defoamer, 0.2 part of polycarboxylic acid SDA-30 dispersion agent.
Preparation process comprises the following steps:
S1: add Vltra tears to stir in water, add 0.1 weight part NXZ defoamer in whipping process;
S2: in the situation that stopping stirring, add carbon black in the mixture making toward step S1, stirring more than 15 minutes, stops stirring more than 5 minutes, then be stirred to and be uniformly dispersed;
S3: the mixture that step S2 is made hangs more than 12 hours;
In S4, the mixture that makes toward step S3, add vinyl acetate between to for plastic and acrylate copolymer emulsion, stir;
S5: under whipped state, in the mixture making toward step S4, slowly add calcium carbonate, add dispersion agent, stir;
S6: under whipped state, in the mixture making, slowly add 2,3-cumarone toward step S5, the joining day is controlled at more than 10 minutes, and dispersed with stirring is even to slurry;
S7: add surplus defoamer, discharging after dispersed with stirring.
The water-soluble elastic water proofing paint making comprises the following steps while using:
Base cleaning: comprise and check basic unit, processing defect, and clean out; That substrate surface requires is smooth, free from dust, not dusting, non-scale, if there is place, obvious crack first to mend a split, drainage grade meets design requirements, negative and positive angle is processed into arc transition section, if substrate surface is dry, the substrate surface of prewetting, keeps substrate surface moistening, but can not there is water to accumulate, while having ponding, need cleaning;
Brushing: coating is painted on to substrate surface equably, when facade and plane all need to construct, adopts the order of first facade back plane, each time coating thickness to be controlled at below 1mm; In facade brushing when construction,, from lower to upper, the coating that flows to internal corner part blows off the brushing direction of hairbrush in time, avoids blocked uply causing that accumulation place is dry because piling up; After the first layer brushing completes, at coatingsurface, overlay mylar as tire base.Until upper one time dry can go up people time, then on the basis of upper a time with next time of direction brushing of right-angled intersection;
If brushing can not be carried out finishing material paving after having constructed in time, coating needs in the situation of long-term exposure; Or coating carries out protective layer construction under the environment soaked, potential of hydrogen is high, described protective layer construction is for to scrape in described coating by sand-cement slurry.
embodiment 3:water-soluble elastic water proofing paint raw material is filled a prescription by weight: 1 part of 32 parts of vinyl acetate between to for plastic and hydroxymethyl acrylamide copolymer emulsions, 36 parts of dry powders, carbon black, 2,8 parts of 3-cumarones, 0.02 part of Vltra tears, 20 parts, water, 0.4 part of NXZ defoamer, 0.2 part of polycarboxylic acid H5040 dispersion agent.
Preparation process comprises the following steps:
S1: add Vltra tears to stir in water, add 0.13 weight part NXZ defoamer in whipping process;
S2: in the situation that stopping stirring, add carbon black in the mixture making toward step S1, stirring more than 15 minutes, stops stirring more than 5 minutes, then be stirred to and be uniformly dispersed;
S3: the mixture that step S2 is made hangs more than 12 hours;
In S4, the mixture that makes toward step S3, add vinyl acetate between to for plastic and hydroxymethyl acrylamide copolymer emulsion, stir;
S5: under whipped state, in the mixture making toward step S4, slowly add dry powder, add dispersion agent, stir;
S6: under whipped state, in the mixture making, slowly add 2,3-cumarone toward step S5, the joining day is controlled at more than 10 minutes, and dispersed with stirring is even to slurry;
S7: add surplus defoamer, discharging after dispersed with stirring.
The water-soluble elastic water proofing paint making comprises the following steps while using:
Base cleaning: comprise and check basic unit, processing defect, and clean out; That substrate surface requires is smooth, free from dust, not dusting, non-scale, if there is place, obvious crack first to mend a split, drainage grade meets design requirements, and negative and positive angle is processed into arc transition section, for the position of easily causing seepage, overlay grid cloth or mylar, if substrate surface is dry, the substrate surface of prewetting, keeps substrate surface moistening, but can not there is water to accumulate, while having ponding, need cleaning;
Brushing: coating is painted on to substrate surface equably, when facade and plane all need to construct, adopts the order of first facade back plane, each time coating thickness to be controlled at below 1mm; In facade brushing when construction,, from lower to upper, the coating that flows to internal corner part blows off the brushing direction of hairbrush in time, avoids blocked uply causing that accumulation place is dry because piling up; After the first layer brushing completes, at coatingsurface, overlay mylar as tire base.Until upper one time dry can go up people time, then on the basis of upper a time with next time of direction brushing of right-angled intersection.
The product that embodiment 1～3 obtains meets JC/T864-2008 < < polymer emulsion building water-proof paint > > standard-required through check, and concrete assay is as follows:
Contriver is through failure many times, and summary draws, in 2,3-cumarone adition process, needs slowly to add, and the joining day is controlled at more than 10 minutes, otherwise easily causes solidifying of slurry.The mixture that step S2 makes hangs more than 12 hours, can fully ensure carbon black water suction fully, thus the quality of raising and stable prod.
The invention is not restricted to above preferred implementation, also can in the spirit of the claims in the present invention and specification sheets restriction, carry out conversion and the improvement of various ways, can solve same technical problem, and obtain the technique effect of expection, therefore do not repeat.Those of ordinary skill in the art can be from content disclosed by the invention directly or all schemes of associating, as long as within the spirit limiting in claim, also belong to protection scope of the present invention.
Claims (6)
1. a water-soluble elastic water proofing paint, it is characterized in that, the component that comprises following weight part: 1～2 part of 32～34 parts of Vinyl Acetate Copolymer class emulsion, 34～36 parts of mineral fillers, carbon black, 2,8～12 parts of 3-cumarones, 0.02～0.03 part of Vltra tears, 15～20 parts, water, 0.3～0.4 part of mineral oil defoaming agent, 0.2 part of polycarboxylic acid dispersant, described mineral filler is a kind of or its mixture in dry powder, calcium carbonate.
2. a preparation method for water-soluble elastic water proofing paint, is characterized in that, comprises the following steps:
S1: add 0.02～0.03 weight part Vltra tears to stir in 15～20 weight parts waters, add 0.1～0.13 weight part mineral oil defoaming agent in whipping process;
S2: in the situation that stopping stirring, add 1～2 weight part carbon black toward step S1 in the mixture making, stirring more than 15 minutes, stops stirring more than 5 minutes, then be stirred to and be uniformly dispersed;
S3: the mixture that step S2 is made hangs more than 12 hours;
In S4, the mixture that makes toward step S3, add 32～34 weight part Vinyl Acetate Copolymer class emulsions, stir;
S5: under whipped state, in the mixture making, add 34～36 weight part mineral fillers toward step S4, add 0.2 weight part polycarboxylic acid dispersant, stir, described mineral filler is a kind of or its mixture in dry powder, calcium carbonate;
S6: under whipped state, in the mixture making toward step S5, add 8～12 weight parts 2,3-cumarone, the joining day is controlled at more than 10 minutes, and dispersed with stirring is even to slurry;
S7: add 0.2～0.27 weight part mineral oil defoaming agent, discharging after dispersed with stirring.
3. the using method of a water-soluble elastic water proofing paint, it is characterized in that: the component that described water-soluble elastic water proofing paint comprises following weight part: 32～34 parts of Vinyl Acetate Copolymer class emulsions, 34～36 parts of mineral fillers, 1～2 part of carbon black, 2, 8～12 parts of 3-cumarones, 0.02～0.03 part of Vltra tears, 15～20 parts, water, 0.3～0.4 part of mineral oil defoaming agent, 0.2 part of polycarboxylic acid dispersant, described mineral filler is dry powder, a kind of or its mixture in calcium carbonate, during use, comprise the following steps: base cleaning, brush at least one time,
Described base cleaning: comprise and check basic unit, processing defect, and clean out; That substrate surface requires is smooth, free from dust, not dusting, non-scale, if there is place, obvious crack first to mend a split, drainage grade meets design requirements, negative and positive angle is processed into arc transition section, if substrate surface is dry, the substrate surface of prewetting, keeps substrate surface moistening, but can not there is water to accumulate, while having ponding, need cleaning;
Described brushing: coating is painted on to substrate surface equably, when facade and plane all need to construct, adopts the order of first facade back plane, each time coating thickness to be controlled at below 1mm; In facade brushing when construction,, from lower to upper, the coating that flows to internal corner part blows off the brushing direction of hairbrush in time, avoids blocked uply causing that accumulation place is dry because piling up; Until upper one time dry can go up people time, then on the basis of upper a time with next time of direction brushing of right-angled intersection.
4. the using method of water-soluble elastic water proofing paint according to claim 3, is characterized in that: in base treatment process, also comprise enhancement process, described enhancement process, for for the position of easily causing seepage, overlays grid cloth or mylar.
5. the using method of water-soluble elastic water proofing paint according to claim 3, is characterized in that: also comprise protective layer construction, if brushing can not be carried out finishing material paving after having constructed in time, coating needs in the situation of long-term exposure; Or coating carries out protective layer construction under the environment soaked, potential of hydrogen is high, described protective layer construction is for to scrape in described coating by sand-cement slurry.
6. the using method of water-soluble elastic water proofing paint according to claim 3, is characterized in that: after being also included in the first layer brushing and completing, at coatingsurface, overlay mylar as tire base.
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| CN201410357833.3A CN104130632A (en) | 2014-07-25 | 2014-07-25 | Water-soluble elastic waterproof paint and preparation and application methods thereof |
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| CN201410357833.3A CN104130632A (en) | 2014-07-25 | 2014-07-25 | Water-soluble elastic waterproof paint and preparation and application methods thereof |
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Cited By (1)
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| CN105505041A (en) * | 2015-12-31 | 2016-04-20 | 芜湖市金宇石化设备有限公司 | Method for preparing alkaline etching treatment liquid for aluminum profile alkaline etching treatment |
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