CN103922800A - Protective agent for clear water concrete - Google Patents

Protective agent for clear water concrete Download PDF

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Publication number
CN103922800A
CN103922800A CN201410096108.5A CN201410096108A CN103922800A CN 103922800 A CN103922800 A CN 103922800A CN 201410096108 A CN201410096108 A CN 201410096108A CN 103922800 A CN103922800 A CN 103922800A
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CN
China
Prior art keywords
water
paint
protective material
auxiliary agent
emulsion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410096108.5A
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Chinese (zh)
Inventor
仲小亮
杨霞
张鑫
夏文丽
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Shanghai Building Science Research Institute Group Co Ltd
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Shanghai Building Science Research Institute Group Co Ltd
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Filing date
Publication date
Application filed by Shanghai Building Science Research Institute Group Co Ltd filed Critical Shanghai Building Science Research Institute Group Co Ltd
Priority to CN201410096108.5A priority Critical patent/CN103922800A/en
Publication of CN103922800A publication Critical patent/CN103922800A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a protective agent for clear water concrete. The protective agent is composed of a priming paint, a medium paint and a finishing paint, wherein the priming paint is an organosilicon polymer, the medium paint is composed of a self-crosslinked polymer, water, pigment, a filling material and other auxiliary agents, and the finishing paint is a fluorosilicone resin polymer. According to the protective agent for the clear water concrete in the invention, three layers of the paints are combined and successively coat the surface of the clear water concrete, so surface color difference of the clear water concrete is repaired, nature quality and texture of the clear water concrete are maintained, the clear water concrete is endowed with a plurality of functions like water resistance, resistance to chemical attack, weatherability and self-cleaning performance, durability of the clear water concrete is substantially improved, and the service life of the clear water concrete is prolonged.

Description

A kind of protective material for clear-water concrete
Technical field
The invention belongs to concrete protective field, be specifically related to a kind of protective material for clear-water concrete.
Background technology
Clear-water concrete originates from Japan, it is once shaped, do not make the concrete of any decoration, it usings state of nature that the natural texture of concrete itself and well-designed outseam, buddhist seam and split bolt hole be combined to form as the Architectural form of decorating, and is widely used in Industrial buildings, civil engineering on the middle and senior level, public building and municipal bridge.But concrete is as a kind of non-homogeneity material of construction, and inside exists many fine pores, very easily water suction, in physical environment, the erosion of rainwater can make concrete surface form dirt, affects its outward appearance; And acidic substance penetrate into inside concrete by moisture, make the slowly neutralisation of alkaline concrete, cause concrete strength to reduce, thereby affect the life-span of buildings, so clear-water concrete external coating is the necessary means that keeps clear-water concrete effect and prolongs life.
Patent CN200710187907.3 has announced a kind of building surface organosilicon water-proof emulsion, at catalyst of triethylamine or pyridine or N, under the effect of N-dimethyl benzylamine, the hydroxyl of modification or amino silicon (oxygen) alkane and silane coupling agent are made by emulsifying agent emulsification, but the hydrophobic group of this organosilicon water-proof emulsion is side chain or side chain SULPHURYL CHLORIDE structure, comparatively under rugged environment, using the poor-performing of emulsion.
Patent CN201010131848.X discloses a kind of organosilicon concrete protectant; it is mainly prepared from by alkyl silane oligopolymer, emulsifying agent, aminosilane tackifier and water; this protective material penetrating power is strong; the rapid crosslinking polymerization of moisture absorbing with concrete becomes macromole siloxanes; do not block kapillary and hole in concrete structure; have good ventilation property, but this protectant preparation technology of application is comparatively complicated, energy consumption is higher.
Summary of the invention
The object of the invention is in order to solve the deficiencies in the prior art; protective material of a kind of clear-water concrete and preparation method thereof is provided; give the waterproof of clear-water concrete excellence, weather-proof, stain resistant and decoration etc. multi-functional; thereby guaranteed the weather resistance of clear-water concrete excellence and good decorative effect, fundamentally reduced the maintenance cost of clear-water concrete.
Technical scheme of the present invention is:
For a protective material for clear-water concrete, this protective material by priming paint, in paint, finish paint three parts form, wherein: priming paint is comprised of organosilicon polymer, auxiliary agent and water; Middle paint is transparent middle paint or painted middle paint, and transparent middle paint is comprised of cross-linked resin, auxiliary agent and water, and painted middle paint is comprised of cross-linked resin, auxiliary agent, filler, filler and water; Finish paint is comprised of fluorine silicon resin polymkeric substance, auxiliary agent and water.
Described organosilicon polymer is one or more in aqueous silane emulsion, water-based silicone emulsion and water-based alkylsilanol salt emulsion.
Each component concentration of described priming paint is that organosilicon polymer is 10-60 part, and auxiliary agent is 0-10 part, and water is 35-100 part; It is more than mass parts.
Described cross-linked resin is one or more in pure-acrylic emulsion, benzene emulsion, organosilicon crylic acid latex and fluorine carbon emulsion, preferably organosilicon crylic acid latex.
Described each component concentration of transparent middle paint is that cross-linked resin is 10-80 part, and auxiliary agent is 0.5-10 part, and water is 20-50 part; Described each component concentration of painted middle paint is that cross-linked resin is 10-80 part, and auxiliary agent is 0.5-10 part, and pigment is 2-30 part, and filler is 0-20 part, and water is 20-50 part; It is more than mass parts.
Described pigment is titanium dioxide, one or more in iron oxide pigment, chromoxide green and composite pigment; Described filler is one or more in quartz sand, calcium carbonate, kaolin, molecular sieve powder, talcum powder, wollastonite powder and ground barium sulfate.
Described fluorine silicon resin polymkeric substance is that water-based silicon third is polymer-modified, one or more in water-based fluororesin polymkeric substance and waterborne organic silicon modified fluorin resin, preferably fluororesin polymer.
Each component concentration of described finish paint is that fluorine silicon resin polymkeric substance is 15-65 part, and auxiliary agent is 0-10 part, and water is 35-100 part; It is more than mass parts.
Described auxiliary agent is one or more in wetting dispersing agent, dispersion agent, defoamer, sanitas, mould inhibitor, defoamer, flow agent, thixotropic agent, thickening material and membrane-forming agent.
Protective material of the present invention, priming paint is organosilicon perviousness hydrophobic priming paint, it has excellent hydrophobic nature, ventilation property, uvioresistant and antioxidant property; Middle paint is two kinds of the clear lacquer and varnish stains, can repair the surface chromatic aberration of clear-water concrete, increases the fullness ratio of coating, keeps the natural texture of clear-water concrete; Finish paint is fluorine silicon finishing paint, can play the effect of weather-proof, resistance to chemical attack, salt spray resistance, stain resistant, and three kinds of paint synergies can not only be repaired the surface chromatic aberration of clear-water concrete, keep natural texture and the skin texture of clear-water concrete; Can also greatly improve the work-ing life of clear-water concrete, fundamentally reduce the maintenance cost of clear-water concrete.
Embodiment
With embodiment, embodiment is described below, these embodiment only limit to the present invention that explains, and do not limit scope of the present invention.
Embodiment 1
For a clear-water concrete protective material, specifically fill a prescription in Table 1.
Table 1
In above-mentioned:
520 organic silican polymer emulsions, DOW CORNING (China) Investment Co., Ltd produces;
UCAR H-371 pure-acrylic emulsion, DOW Chemical is produced;
Wacker MP50E organic silicon emulsion, watt gram chemical production;
DF-01 water-based fluorocarbon resin emulsion, east, Shanghai fluorine chemical Science and Technology Ltd..
The preparation method of product is as follows:
In reactor, add deionized water, under whipped state, add 520 organic silican polymer emulsions or DF-01 water-based fluorocarbon resin emulsion, with 700rpm rotating speed, stir until be uniformly dispersed and obtain priming paint or finish paint.
In reactor, add deionized water, under whipped state, add respectively UCAR H-371 pure-acrylic emulsion and Wacker MP50E organic silicon emulsion, after stirring, add TEGO X206, BYK-348 and BYK-333, with 700rpm rotating speed, stir until be uniformly dispersed and obtain transparent middle paint.
Embodiment 2
For a clear-water concrete protective material, specifically fill a prescription in Table 2.
Table 2
In above-mentioned:
520 organic silican polymer emulsions, DOW CORNING (China) Investment Co., Ltd produces;
UCAR H-371 pure-acrylic emulsion, DOW Chemical is produced;
Wacker MP50E organic silicon emulsion, watt gram chemical production;
DF-01 water-based fluorocarbon resin emulsion, east, Shanghai fluorine chemical Science and Technology Ltd..
The preparation method of product is as follows:
In reactor, add deionized water, under whipped state, add 520 organic silican polymer emulsions, with 700rpm rotating speed, stir until be uniformly dispersed and obtain priming paint.
In reactor, add deionized water, under whipped state, add respectively UCAR H-371 pure-acrylic emulsion and Wacker MP50E organic silicon emulsion, after stirring, add TEGO X206, BYK-348, BYK-333 and DISPERBYK-192, after stirring with 700rpm rotating speed, add silica ashes and titanium dioxide, with the above rotating speed of 1000rpm, stir until fineness reaches after requirement, obtain painted middle paint.
In reactor, add deionized water, under whipped state, add DF-01 water-based fluorocarbon resin emulsion, after stirring, add NANOBYK-3860, AQUACER539, with 700rpm rotating speed, stir until be uniformly dispersed and obtain finish paint.
Embodiment 3
For a clear-water concrete protective material, specifically fill a prescription in Table 3.
Table 3
In above-mentioned:
520 organic silican polymer emulsions, DOW CORNING (China) Investment Co., Ltd produces;
UCAR H-371 pure-acrylic emulsion, DOW Chemical is produced;
Wacker MP50E organic silicon emulsion, watt gram chemical production;
SE700 water-based fluorocarbon resin emulsion, Daikin Ind Ltd.
The preparation method of product is as follows:
In reactor, add deionized water, under whipped state, add 520 organic silican polymer emulsions, after stirring, add TEGO X206, stir and can obtain priming paint.
In reactor, add deionized water, under whipped state, add respectively UCAR H-371 pure-acrylic emulsion and Wacker MP50E organic silicon emulsion, after stirring, add TEGO X206, BYK-348 and BYK-333, with 700rpm rotating speed, stir until be uniformly dispersed and obtain transparent middle paint.
In reactor, add deionized water, under whipped state, add SE700 water-based fluorocarbon resin emulsion and UCAR H-371 pure-acrylic emulsion to stir with 700rpm rotating speed until be uniformly dispersed and obtain finish paint.
The protective material of embodiment 1-3 gained, its test result is as shown in table 4.
Table 4
Explanation for the testing method of using above:
According to GB/T1733-1993 test water tolerance, according to GB9265-1988 test alkali resistance, according to GB/T9274-1988 test acid resistance, according to GB/T1865-1997, test resistance to artificial weathering.
The protective material of embodiment 1-3 gained, as shown in table 5 to the test result of C30 concrete durability.
Table 5
Explanation for the testing method of using above:
According to JC/T902-2002 test water-intake rate, according to GB/T1865-1997 test weather-resistant, according to GB/T50082-2009 test carbonation depth, according to JTJ275-2000 test chlorion absorbed dose.
The above is preferred embodiment of the present invention, but the present invention should not be confined to the disclosed content of this embodiment.So every, do not depart from the equivalence completing under principles of this disclosure or revise, all falling into the scope of protection of the invention.

Claims (9)

1. for a protective material for clear-water concrete, it is characterized in that, this protective material by priming paint, in paint, finish paint three parts form, wherein: priming paint is comprised of organosilicon polymer, auxiliary agent and water; Middle paint is transparent middle paint or painted middle paint, and transparent middle paint is comprised of cross-linked resin, auxiliary agent and water, and painted middle paint is comprised of cross-linked resin, auxiliary agent, filler, filler and water; Finish paint is comprised of fluorine silicon resin polymkeric substance, auxiliary agent and water.
2. protective material according to claim 1, is characterized in that, described organosilicon polymer is one or more in aqueous silane emulsion, water-based silicone emulsion and water-based alkylsilanol salt emulsion.
3. protective material according to claim 1, is characterized in that, each component concentration of described priming paint is that organosilicon polymer is 10-60 part, and auxiliary agent is 0-10 part, and water is 35-100 part; It is more than mass parts.
4. protective material according to claim 1, is characterized in that, described cross-linked resin is one or more in pure-acrylic emulsion, benzene emulsion, organosilicon crylic acid latex and fluorine carbon emulsion.
5. protective material according to claim 1, is characterized in that, described each component concentration of transparent middle paint is that cross-linked resin is 10-80 part, and auxiliary agent is 0.5-10 part, and water is 20-50 part; Described each component concentration of painted middle paint is that cross-linked resin is 10-80 part, and auxiliary agent is 0.5-10 part, and pigment is 2-30 part, and filler is 0-20 part, and water is 20-50 part; It is more than mass parts.
6. pigment according to claim 5, is characterized in that, described pigment is titanium dioxide, one or more in iron oxide pigment, chromoxide green and composite pigment; Described filler is one or more in quartz sand, calcium carbonate, kaolin, molecular sieve powder, talcum powder, wollastonite powder and ground barium sulfate.
7. protective material according to claim 1, is characterized in that, described fluorine silicon resin polymkeric substance is that water-based silicon third is polymer-modified, one or more in water-based fluororesin polymkeric substance and waterborne organic silicon modified fluorin resin.
8. protective material according to claim 1, is characterized in that, each component concentration of described finish paint is that fluorine silicon resin polymkeric substance is 15-65 part, and auxiliary agent is 0-10 part, and water is 35-100 part; It is more than mass parts.
9. protective material according to claim 1, is characterized in that, described auxiliary agent is one or more in wetting dispersing agent, dispersion agent, defoamer, sanitas, mould inhibitor, defoamer, flow agent, thixotropic agent, thickening material and membrane-forming agent.
CN201410096108.5A 2014-03-14 2014-03-14 Protective agent for clear water concrete Pending CN103922800A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104311141A (en) * 2014-09-24 2015-01-28 青岛佰众化工技术有限公司 Bare concrete protective agent and preparation method thereof
CN106638118A (en) * 2016-12-19 2017-05-10 钦州市钦南区科学技术情报研究所 Core-shell styrene-acrylic emulsion impregnating agent and preparation method thereof
CN106892680A (en) * 2017-02-27 2017-06-27 广西青龙化学建材有限公司 GRC component special-purpose protecting agents and preparation method thereof
CN106948562A (en) * 2017-03-29 2017-07-14 湖北武大珞珈工程结构检测咨询有限公司 A kind of finished concrete repaiies color method
CN107298930A (en) * 2016-12-07 2017-10-27 江苏苏博特新材料股份有限公司 A kind of preparation of organic silicon polyurea self stratifying coating and application method
CN108165167A (en) * 2018-01-23 2018-06-15 中国铁道科学研究院铁道建筑研究所 A kind of concrete surface aberration modified coating material
CN108250881A (en) * 2018-01-17 2018-07-06 中交四航工程研究院有限公司 A kind of concrete low water absorption protective agent, preparation method and application process
CN109824379A (en) * 2019-01-12 2019-05-31 沈继锋 A kind of preparation method of air permeable waterproof clear-water concrete protective agent
CN111018562A (en) * 2019-12-12 2020-04-17 中路园林有限公司 Bare concrete protective agent
CN112960959A (en) * 2021-02-22 2021-06-15 中国铁路设计集团有限公司 Clear water-like concrete protective agent and construction method thereof

Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH05287234A (en) * 1992-04-07 1993-11-02 Japan Synthetic Rubber Co Ltd Coating composition
CN102153949A (en) * 2011-01-30 2011-08-17 上海三瑞化学有限公司 As-cast finish concrete simulated coating
CN102675999A (en) * 2012-04-19 2012-09-19 上海三银制漆有限公司 Water-based fluorocarbon paint for silicate concrete curbs and preparation method thereof
CN102976788A (en) * 2012-09-29 2013-03-20 北京东方雨虹防水技术股份有限公司 Preparation method and use method of as-cast finish concrete surface protection coating material
CN103146302A (en) * 2013-02-25 2013-06-12 广州市诚美涂饰工程有限公司 Coating for protecting fair-faced concrete and construction technology thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05287234A (en) * 1992-04-07 1993-11-02 Japan Synthetic Rubber Co Ltd Coating composition
CN102153949A (en) * 2011-01-30 2011-08-17 上海三瑞化学有限公司 As-cast finish concrete simulated coating
CN102675999A (en) * 2012-04-19 2012-09-19 上海三银制漆有限公司 Water-based fluorocarbon paint for silicate concrete curbs and preparation method thereof
CN102976788A (en) * 2012-09-29 2013-03-20 北京东方雨虹防水技术股份有限公司 Preparation method and use method of as-cast finish concrete surface protection coating material
CN103146302A (en) * 2013-02-25 2013-06-12 广州市诚美涂饰工程有限公司 Coating for protecting fair-faced concrete and construction technology thereof

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104311141A (en) * 2014-09-24 2015-01-28 青岛佰众化工技术有限公司 Bare concrete protective agent and preparation method thereof
CN107298930A (en) * 2016-12-07 2017-10-27 江苏苏博特新材料股份有限公司 A kind of preparation of organic silicon polyurea self stratifying coating and application method
CN106638118A (en) * 2016-12-19 2017-05-10 钦州市钦南区科学技术情报研究所 Core-shell styrene-acrylic emulsion impregnating agent and preparation method thereof
CN106892680A (en) * 2017-02-27 2017-06-27 广西青龙化学建材有限公司 GRC component special-purpose protecting agents and preparation method thereof
CN106948562A (en) * 2017-03-29 2017-07-14 湖北武大珞珈工程结构检测咨询有限公司 A kind of finished concrete repaiies color method
CN108250881A (en) * 2018-01-17 2018-07-06 中交四航工程研究院有限公司 A kind of concrete low water absorption protective agent, preparation method and application process
CN108165167A (en) * 2018-01-23 2018-06-15 中国铁道科学研究院铁道建筑研究所 A kind of concrete surface aberration modified coating material
CN109824379A (en) * 2019-01-12 2019-05-31 沈继锋 A kind of preparation method of air permeable waterproof clear-water concrete protective agent
CN111018562A (en) * 2019-12-12 2020-04-17 中路园林有限公司 Bare concrete protective agent
CN112960959A (en) * 2021-02-22 2021-06-15 中国铁路设计集团有限公司 Clear water-like concrete protective agent and construction method thereof

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Application publication date: 20140716

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