CN104059454B - A kind of water-repellent paint and preparation method thereof - Google Patents
A kind of water-repellent paint and preparation method thereof Download PDFInfo
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- CN104059454B CN104059454B CN201410281960.XA CN201410281960A CN104059454B CN 104059454 B CN104059454 B CN 104059454B CN 201410281960 A CN201410281960 A CN 201410281960A CN 104059454 B CN104059454 B CN 104059454B
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Abstract
The present invention relates to a kind of water-repellent paint and preparation method thereof, belong to technical field of polymer materials。The water-repellent paint of the present invention includes following raw materials by weight: acrylic acid elastic emulsion 40-60 part, acrylic acid dispersant 1-5 part, vinyl acetate resin emulsion 10-19 part, sodium pyrophosphate 8-16 part, silica flour 12-20 part, defoamer 0.5-1.0 part, titanium dioxide 20-30 part, sodium hexameta phosphate 5-10 part, calcium carbonate 30-40 part, pigment 5-10 part, water 50-100 part。The water-repellent paint of the present invention have employed acrylic acid elastic emulsion, vinyl acetate resin emulsion, sodium pyrophosphate and silica flour, effectively increases elasticity and the toughness of water-repellent paint coating, has preferably water resistance, substantially increases the service life of coating。
Description
Technical field
The present invention relates to a kind of coating and preparation method thereof, it is more particularly related to a kind of water-repellent paint and preparation method thereof, belong to technical field of polymer materials。
Background technology
Now widely used water-repellent paint is many based on ointment, modified pitch etc.。Although these coating have the advantage that cost is low, but water resistance is not good, and service life is short, can severe contamination air during construction。Polyacrylic acid latex as the primary raw material of coating, due to the against weather of its excellence, preferably appearance of coat, preferably can composite processing characteristics, acrylic coating prepare in have highly important application。
It is CN102977716A that State Intellectual Property Office discloses a publication number in 2013.3.20, name is called the patent of invention of " Pure acrylic-acid elastic environment-friendlywaterproof waterproof paint ", this patent relates to acrylic coating, it is specifically related to a kind of Pure acrylic-acid elastic environment-friendlywaterproof waterproof paint, acrylic based emulsion by 85 ~ 108 weight portions, the thickening agent of 4.5 ~ 23 weight portions, the activating agent of 0.017 ~ 0.04 weight portion, the coupling agent of 0.23 ~ 1.7 weight portion and the defoamer of 0.09 ~ 0.23 weight portion are blended prepared, the present invention has the high resiliency of rubber, the characteristic such as high intensity and high extension, there are splendid weatherability and anti-ultraviolet function, the subject range big (-20 ± 80 DEG C) of weather can be constructed on moist basal plane, its elongation percentage reaches more than 380%, more than 10mm-30mm crack sealing is indeformable, do not trickle。Can be used for mosaic, ceramic tile, glass curtain wall, exterior wall and the maintenance of concrete wall crack-leakage, color steel roofing, door and window dividing plate periphery filleting and overall brushing。
Although above-mentioned Pure acrylic-acid elastic environment-friendlywaterproof waterproof paint has the high resiliency of rubber, the characteristic such as high intensity and high extension, having splendid weatherability and anti-ultraviolet function, but it is unreasonable still to there is recipe ingredient, water resistance is general, the problem do not grown service life。
Summary of the invention
Present invention seek to address that existing water-repellent paint formula is unreasonable, water resistance is general, the problem do not grown service life, it is provided that a kind of water-repellent paint, improves its water resistance and service life。
In order to realize foregoing invention purpose, its concrete technical scheme is as follows:
A kind of water-repellent paint, it is characterised in that: include following raw materials by weight:
Acrylic acid elastic emulsion 40-60 part
Acrylic acid dispersant 1-5 part
Vinyl acetate resin emulsion 10-19 part
Sodium pyrophosphate 8-16 part
Silica flour 12-20 part
Defoamer 0.5-1.0 part
Titanium dioxide 20-30 part
Sodium hexameta phosphate 5-10 part
Calcium carbonate 30-40 part
Pigment 5-10 part
Water 50-100 part。
Preferably, a kind of water-repellent paint, it is characterised in that: include following raw materials by weight:
Acrylic acid elastic emulsion 46-52 part
Acrylic acid dispersant 2-4.5 part
Vinyl acetate resin emulsion 12-17 part
Sodium pyrophosphate 7-10 part
Silica flour 15-19 part
Defoamer 0.6-0.8 part
Titanium dioxide 21-25 part
Sodium hexameta phosphate 8-9 part
Calcium carbonate 33-38 part
Pigment 6-8 part
Water 55-80 part。
The solid content of vinyl acetate resin emulsion of the present invention is 50%。
The solid content of sodium pyrophosphate of the present invention is 10%。
The particle diameter of silica flour of the present invention is 2-9 micron。
A kind of preparation method of water-repellent paint, it is characterised in that: comprise the following steps that:
A, accurately weigh acrylic acid elastic emulsion, acrylic acid dispersant, vinyl acetate resin emulsion and sodium pyrophosphate, high speed dispersion in high speed disperser by recipe requirements；
B, add defoamer, titanium dioxide, sodium hexameta phosphate, calcium carbonate, pigment and water, high speed dispersion, it is uniformly added into silica flour in during this period；
C, the material through high speed dispersion is transferred on double; two roller or three-roller to mill further dispersion；
D, filtration, packaging, obtain water-repellent paint。
In step, the time of described high speed dispersion is 0.5-1.0h to the present invention。
In stepb, the time of described high speed dispersion is 1-1.5h to the present invention。
The Advantageous Effects that the present invention brings:
It is unreasonable that the water-repellent paint of the present invention solves water-repellent paint recipe ingredient in prior art, and water resistance is general, the problem do not grown service life。The water-repellent paint of the present invention have employed acrylic acid elastic emulsion, vinyl acetate resin emulsion, sodium pyrophosphate and silica flour, effectively increases elasticity and the toughness of water-repellent paint coating, has preferably water resistance, substantially increases the service life of coating。The water-repellent paint being configured to when present invention process, tool is certain elastic, has good resisted shrinkage performance, and service life is longer。
Detailed description of the invention
Embodiment 1
A kind of water-repellent paint, including following raw materials by weight:
Acrylic acid elastic emulsion 40 parts
Acrylic acid dispersant 1 part
Vinyl acetate resin emulsion 10 parts
Sodium pyrophosphate 8 parts
Silica flour 12 parts
Defoamer 0.5 part
Titanium dioxide 20 parts
Sodium hexameta phosphate 5 parts
Calcium carbonate 30 parts
Pigment 5 parts
50 parts of water。
Embodiment 2
A kind of water-repellent paint, including following raw materials by weight:
Acrylic acid elastic emulsion 60 parts
Acrylic acid dispersant 5 parts
Vinyl acetate resin emulsion 19 parts
Sodium pyrophosphate 16 parts
Silica flour 20 parts
Defoamer 1.0 parts
Titanium dioxide 30 parts
Sodium hexameta phosphate 10 parts
Calcium carbonate 40 parts
Pigment 10 parts
100 parts of water。
Embodiment 3
A kind of water-repellent paint, including following raw materials by weight:
Acrylic acid elastic emulsion 50 parts
Acrylic acid dispersant 3 parts
Vinyl acetate resin emulsion 14.5 parts
Sodium pyrophosphate 12 parts
Silica flour 16 parts
Defoamer 0.75 part
Titanium dioxide 25 parts
Sodium hexameta phosphate 7.5 parts
Calcium carbonate 35 parts
Pigment 7.5 parts
75 parts of water。
Embodiment 4
A kind of water-repellent paint, including following raw materials by weight:
Acrylic acid elastic emulsion 42 parts
Acrylic acid dispersant 4 parts
Vinyl acetate resin emulsion 12.5 parts
Sodium pyrophosphate 9.8 parts
Silica flour 15 parts
Defoamer 0.9 part
Titanium dioxide 21.5 parts
Sodium hexameta phosphate 8.6 parts
Calcium carbonate 38 parts
Pigment 6 parts
66 parts of water。
Embodiment 5
A kind of water-repellent paint, including following raw materials by weight:
Acrylic acid elastic emulsion 46 parts
Acrylic acid dispersant 2 parts
Vinyl acetate resin emulsion 12 parts
Sodium pyrophosphate 7 parts
Silica flour 15 parts
Defoamer 0.6 part
Titanium dioxide 21 parts
Sodium hexameta phosphate 8 parts
Calcium carbonate 33 parts
Pigment 6 parts
55 parts of water。
Embodiment 6
A kind of water-repellent paint, including following raw materials by weight:
Acrylic acid elastic emulsion 52 parts
Acrylic acid dispersant 4.5 parts
Vinyl acetate resin emulsion 17 parts
Sodium pyrophosphate 10 parts
Silica flour 19 parts
Defoamer 0.8 part
Titanium dioxide 25 parts
Sodium hexameta phosphate 9 parts
Calcium carbonate 38 parts
Pigment 8 parts
80 parts of water。
Embodiment 7
A kind of water-repellent paint, including following raw materials by weight:
Acrylic acid elastic emulsion 49 parts
Acrylic acid dispersant 3.25 parts
Vinyl acetate resin emulsion 14.5 parts
Sodium pyrophosphate 8.5 parts
Silica flour 17 parts
Defoamer 0.7 part
Titanium dioxide 23 parts
Sodium hexameta phosphate 8.5 parts
Calcium carbonate 35.5 parts
Pigment 7 parts
67.5 parts of water。
Embodiment 8
A kind of water-repellent paint, including following raw materials by weight:
Acrylic acid elastic emulsion 48 parts
Acrylic acid dispersant 4.3 parts
Vinyl acetate resin emulsion 14 parts
Sodium pyrophosphate 7.5 parts
Silica flour 18.5 parts
Defoamer 0.65 part
Titanium dioxide 22 parts
Sodium hexameta phosphate 8.8 parts
Calcium carbonate 37 parts
Pigment 7.5 parts
75 parts of water。
Embodiment 9
On the basis of embodiment 1-8, it is preferred that:
The solid content of described vinyl acetate resin emulsion is 50%。
The solid content of described sodium pyrophosphate is 10%。
The particle diameter of described silica flour is 2 microns。
Embodiment 10
On the basis of embodiment 1-8, it is preferred that:
The solid content of described vinyl acetate resin emulsion is 50%。
The solid content of described sodium pyrophosphate is 10%。
The particle diameter of described silica flour is 9 microns。
Embodiment 11
On the basis of embodiment 1-8, it is preferred that:
The solid content of described vinyl acetate resin emulsion is 50%。
The solid content of described sodium pyrophosphate is 10%。
The particle diameter of described silica flour is 5.5 microns。
Embodiment 12
On the basis of embodiment 1-8, it is preferred that:
The solid content of described vinyl acetate resin emulsion is 50%。
The solid content of described sodium pyrophosphate is 10%。
The particle diameter of described silica flour is 3.5 microns。
Embodiment 13
The preparation method of a kind of water-repellent paint, comprises the following steps that:
A, accurately weigh acrylic acid elastic emulsion, acrylic acid dispersant, vinyl acetate resin emulsion and sodium pyrophosphate, high speed dispersion in high speed disperser by recipe requirements；
B, add defoamer, titanium dioxide, sodium hexameta phosphate, calcium carbonate, pigment and water, high speed dispersion, it is uniformly added into silica flour in during this period；
C, the material through high speed dispersion is transferred on double; two roller or three-roller to mill further dispersion；
D, filtration, packaging, obtain water-repellent paint。
Preferred:
In step, the time of described high speed dispersion is 0.5h。
In stepb, the time of described high speed dispersion is 1h。
Embodiment 14
The preparation method of a kind of water-repellent paint, comprises the following steps that:
A, accurately weigh acrylic acid elastic emulsion, acrylic acid dispersant, vinyl acetate resin emulsion and sodium pyrophosphate, high speed dispersion in high speed disperser by recipe requirements；
B, add defoamer, titanium dioxide, sodium hexameta phosphate, calcium carbonate, pigment and water, high speed dispersion, it is uniformly added into silica flour in during this period；
C, the material through high speed dispersion is transferred on double; two roller or three-roller to mill further dispersion；
D, filtration, packaging, obtain water-repellent paint。
Preferred:
In step, the time of described high speed dispersion is 1.0h。
In stepb, the time of described high speed dispersion is 1.5h。
Embodiment 15
The preparation method of a kind of water-repellent paint, comprises the following steps that:
A, accurately weigh acrylic acid elastic emulsion, acrylic acid dispersant, vinyl acetate resin emulsion and sodium pyrophosphate, high speed dispersion in high speed disperser by recipe requirements；
B, add defoamer, titanium dioxide, sodium hexameta phosphate, calcium carbonate, pigment and water, high speed dispersion, it is uniformly added into silica flour in during this period；
C, the material through high speed dispersion is transferred on double; two roller or three-roller to mill further dispersion；
D, filtration, packaging, obtain water-repellent paint。
Preferred:
In step, the time of described high speed dispersion is 0.75h。
In stepb, the time of described high speed dispersion is 1.25h。
Embodiment 16
The preparation method of a kind of water-repellent paint, comprises the following steps that:
A, accurately weigh acrylic acid elastic emulsion, acrylic acid dispersant, vinyl acetate resin emulsion and sodium pyrophosphate, high speed dispersion in high speed disperser by recipe requirements；
B, add defoamer, titanium dioxide, sodium hexameta phosphate, calcium carbonate, pigment and water, high speed dispersion, it is uniformly added into silica flour in during this period；
C, the material through high speed dispersion is transferred on double; two roller or three-roller to mill further dispersion；
D, filtration, packaging, obtain water-repellent paint。
Preferred:
In step, the time of described high speed dispersion is 0.55h。
In stepb, the time of described high speed dispersion is 1.2h。
Claims (3)
1. a water-repellent paint, it is characterised in that: include following raw materials by weight:
Acrylic acid elastic emulsion 46-52 part
Acrylic acid dispersant 2-4.5 part
Vinyl acetate resin emulsion 12-17 part
Sodium pyrophosphate 7-10 part
Silica flour 15-19 part
Defoamer 0.6-0.8 part
Titanium dioxide 21-25 part
Sodium hexameta phosphate 8-9 part
Calcium carbonate 33-38 part
Pigment 6-8 part
Water 55-80 part；
The solid content of described vinyl acetate resin emulsion is 50%；The solid content of described sodium pyrophosphate is 10%；The particle diameter of described silica flour is 2-9 micron；
The preparation method of described water-repellent paint, comprises the following steps that:
A, accurately weigh acrylic acid elastic emulsion, acrylic acid dispersant, vinyl acetate resin emulsion and sodium pyrophosphate, high speed dispersion in high speed disperser by recipe requirements；
B, add defoamer, titanium dioxide, sodium hexameta phosphate, calcium carbonate, pigment and water, high speed dispersion, it is uniformly added into silica flour in during this period；
C, the material through high speed dispersion is transferred on double; two roller or three-roller to mill further dispersion；
D, filtration, packaging, obtain water-repellent paint。
2. a kind of water-repellent paint according to claim 1, it is characterised in that: in step, the time of described high speed dispersion is 0.5-1.0h。
3. a kind of water-repellent paint according to claim 1, it is characterised in that: in stepb, the time of described high speed dispersion is 1-1.5h。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410281960.XA CN104059454B (en) | 2014-06-23 | 2014-06-23 | A kind of water-repellent paint and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410281960.XA CN104059454B (en) | 2014-06-23 | 2014-06-23 | A kind of water-repellent paint and preparation method thereof |
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| CN104059454A CN104059454A (en) | 2014-09-24 |
| CN104059454B true CN104059454B (en) | 2016-06-22 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105778681A (en) * | 2014-12-25 | 2016-07-20 | 铂恩塞尔新材料（上海）股份有限公司 | Environment-friendly water-based jointing-specialized primer paint and preparation method thereof |
| CN105602366A (en) * | 2015-11-20 | 2016-05-25 | 常熟市至翔建筑装饰工程有限公司 | Inner wall decorative coating |
| CN106243846A (en) * | 2016-08-26 | 2016-12-21 | 山东天汇防水材料有限公司 | A kind of Flexible waterproof paint of highly-breathable and preparation method thereof |
| CN106349826A (en) * | 2016-08-26 | 2017-01-25 | 山东天汇防水材料有限公司 | High-flexibility waterproof paint and preparation method thereof |
| CN109096812A (en) * | 2018-06-13 | 2018-12-28 | 安庆越球建筑防水材料有限公司 | A kind of high elasticity water-proof paint and preparation method thereof |
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| CN1670096A (en) * | 2005-03-16 | 2005-09-21 | 上海市建筑科学研究院有限公司 | Monocomponent high elastic aqueous polyurethane/acrylate waterproof paint and process for preparing same |
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| JP2001207108A (en) * | 2000-01-25 | 2001-07-31 | Mitsuboshi Belting Ltd | Formable fire-retardant coating composition for waterproof sheet and fireproofing work of building using the composition |
| KR100778232B1 (en) * | 2006-01-18 | 2007-11-28 | 김동영 | Water-soluble coating waterproof composition with high-strength |
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| CN1670096A (en) * | 2005-03-16 | 2005-09-21 | 上海市建筑科学研究院有限公司 | Monocomponent high elastic aqueous polyurethane/acrylate waterproof paint and process for preparing same |
| CN101709193A (en) * | 2009-12-11 | 2010-05-19 | 中国建筑材料科学研究总院 | Water-borne acrylic type water-proof heat-insulating paint |
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