CN110982314A - Inorganic water-based inorganic bare concrete protective agent and preparation method thereof - Google Patents
Inorganic water-based inorganic bare concrete protective agent and preparation method thereof Download PDFInfo
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- CN110982314A CN110982314A CN201911353176.4A CN201911353176A CN110982314A CN 110982314 A CN110982314 A CN 110982314A CN 201911353176 A CN201911353176 A CN 201911353176A CN 110982314 A CN110982314 A CN 110982314A
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- water
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
- C09D1/02—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances alkali metal silicates
- C09D1/04—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances alkali metal silicates with organic additives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Aftertreatments Of Artificial And Natural Stones (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a water-based inorganic clear water concrete protective agent and a preparation method thereof, wherein the water-based inorganic clear water concrete protective agent comprises the following raw materials in percentage by mass: 70-80% of water-based inorganic silicate, 1-2% of film-forming additive, 6-15% of fluorine-containing silicon acrylate modifier, 1-3% of thickening agent, 0.1-0.2% of defoaming agent, 0.2-0.3% of wetting agent and the balance of water. The emulsion particle of the water-based inorganic clear water concrete protective agent has small particle size and good permeability, can deeply permeate into pores of concrete, and improves the permeability of chloride ion resistance; the clear water concrete has high transparency, and the color difference of the clear water concrete before and after application is very small, thereby meeting the requirement of the clear water concrete on the primary color.
Description
Technical Field
The invention relates to a water-based inorganic fair-faced concrete protective agent and a preparation method thereof, belonging to the field of fair-faced concrete protective agents.
Background
At present, the clean water concrete of large bridges, building outer walls and the like is exposed in the air for a long time and is corroded by salt, rainwater, light radiation and the like. Particularly, concrete bridges sprinkled in the north for removing ice salt and seaside have serious chloride ion penetration, so that reinforcing steel bars in the concrete are corroded, and the durability of the concrete is influenced.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the water-based inorganic fair-faced concrete protective agent, which has small emulsion particle size and good permeability, can deeply permeate into the pores of concrete and improves the chloride ion permeability resistance.
The technical scheme is as follows: in order to solve the technical problems, the aqueous inorganic clear water concrete protective agent provided by the invention comprises the following raw materials in percentage by mass: 70-80% of water-based inorganic silicate, 1-2% of film-forming additive, 6-15% of fluorine-containing silicon acrylate modifier, 1-3% of thickening agent, 0.1-0.2% of defoaming agent, 0.2-0.3% of wetting agent and the balance of water.
Preferably, the solid content of the aqueous inorganic silicate is 30% +/-5%, and the particle size is 0.01-0.1 μm; the inorganic silicate is one or a mixture of sodium silicate, potassium silicate and lithium silicate. .
Preferably, the film forming aid is propylene glycol methyl ether.
Preferably, the fluorine-containing silicone-acrylate modifier is FG-01.
Preferably, the thickener is RM-8W.
Preferably, the defoamer is BYK-024.
Preferably, the wetting agent is TEGO WET 270.
A preparation method of a water-based inorganic fair-faced concrete protective agent comprises the following steps of firstly, mixing a thickening agent with water according to a mass ratio of 1: 1, diluting, mixing with other components, stirring, and adding water.
Has the advantages that: compared with the prior art, the invention has the following advantages:
1. the emulsion particle of the water-based inorganic clear water concrete protective agent has small particle size and good permeability, can deeply permeate into the pores of concrete, and improves the permeability of chloride ion resistance.
2. The inorganic fair-faced concrete has high transparency, and the color difference of the fair-faced concrete before and after application is very small, thereby meeting the requirement of the fair-faced concrete on the primary color.
3. The fluorine-containing silicone-acrylate modifier has good hydrophobic property and improves the waterproof property.
4. After the protective agent is applied, the chloride ion permeability resistance and the water resistance of the fair-faced concrete are both obviously improved.
Detailed Description
Example 1
Proportioning: 150g of water-based inorganic silicate, 3g of film-forming additive, 10g of fluorine-containing silicone-acrylate modifier, 4g of thickening agent, 0.3g of defoaming agent, 0.5g of wetting agent and 32.2g of water.
The preparation method comprises the following steps: diluting 4g of thickener and 4g of water, mixing with other components, stirring uniformly, and finally supplementing water and stirring uniformly.
Example 2
Proportioning: 234g of water-based inorganic silicate, 5.4g of film-forming additive, 12g of fluorine-containing silicone-acrylate modifier, 6g of thickening agent, 0.45g of defoaming agent, 0.75g of wetting agent and 41.4g of water.
The preparation method comprises the following steps: diluting 6g of thickening agent and 6g of water, mixing with other components, stirring uniformly, and finally supplementing water and stirring uniformly.
Example 3
Proportioning: 420g of water-based inorganic silicate, 6g of film-forming additive, 18g of fluorine-containing silicon acrylate modifier, 6g of thickening agent, 0.6g of defoaming agent, 1.2g of wetting agent and 148.2g of water.
The preparation method comprises the following steps: diluting 6g of thickening agent and 6g of water, mixing with other components, stirring uniformly, and finally supplementing water and stirring uniformly.
Example 4
Proportioning: 480g of water-based inorganic silicate, 12g of film-forming additive, 36g of fluorine-containing silicon acrylate modifier, 18g of thickening agent, 1.2g of defoaming agent, 1.8g of wetting agent and 51g of water.
The preparation method comprises the following steps: firstly diluting 18g of thickening agent and 18g of water, then mixing and stirring uniformly with other components, and finally supplementing water and stirring uniformly.
The above results illustrate that: the water-based inorganic clear water concrete protective agent disclosed by the invention reaches or exceeds the standard of JT/T695-2007 technical conditions for corrosion prevention of surface coatings of concrete bridge structures, and has very excellent performance.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (8)
1. The water-based inorganic fair-faced concrete protective agent is characterized in that: the mass fractions of the raw materials are respectively as follows: 70-80% of water-based inorganic silicate, 1-2% of film-forming additive, 6-15% of fluorine-containing silicon acrylate modifier, 1-3% of thickening agent, 0.1-0.2% of defoaming agent, 0.2-0.3% of wetting agent and the balance of water.
2. The aqueous inorganic fair-faced concrete protectant according to claim 1, wherein: the solid content of the aqueous inorganic silicate is 30% +/-5%, and the particle size is 0.01-0.1 mu m; the inorganic silicate is one or a mixture of sodium silicate, potassium silicate and lithium silicate.
3. The aqueous inorganic fair-faced concrete protectant according to claim 1, wherein: the film-forming aid is propylene glycol methyl ether.
4. The aqueous inorganic fair-faced concrete protectant according to claim 1, wherein: the fluorine-containing silicone-acrylate modifier is FG-01.
5. The aqueous inorganic fair-faced concrete protectant according to claim 1, wherein: the thickening agent is RM-8W.
6. The aqueous inorganic fair-faced concrete protectant according to claim 1, wherein: the defoaming agent is BYK-024.
7. The aqueous inorganic fair-faced concrete protectant according to claim 1, wherein: the wetting agent is TEGOWET 270.
8. The method for preparing the aqueous inorganic bare concrete protective agent according to any one of claims 1 to 7, characterized in that: firstly, adding water into a thickening agent according to the mass ratio of 1: 1, diluting, mixing with other components, stirring, and adding water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911353176.4A CN110982314A (en) | 2019-12-25 | 2019-12-25 | Inorganic water-based inorganic bare concrete protective agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911353176.4A CN110982314A (en) | 2019-12-25 | 2019-12-25 | Inorganic water-based inorganic bare concrete protective agent and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110982314A true CN110982314A (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911353176.4A Pending CN110982314A (en) | 2019-12-25 | 2019-12-25 | Inorganic water-based inorganic bare concrete protective agent and preparation method thereof |
Country Status (1)
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| CN (1) | CN110982314A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5560773A (en) * | 1995-06-13 | 1996-10-01 | Fmc Corporation | Penetrating sealant composition |
| CN101117281A (en) * | 2006-08-04 | 2008-02-06 | 朱珦珦 | Concrete protection sol |
| CN106458775A (en) * | 2014-06-03 | 2017-02-22 | 有限会社Ａｅｓ | Concrete protective material, method for repairing concrete structure, impregnation inducer for concrete structures, and defect filler for concrete structures |
| JP6309140B1 (en) * | 2017-05-16 | 2018-04-11 | 富士化学株式会社 | Silicate surface impregnating materials used for surface modification of concrete structures. |
| CN109722066A (en) * | 2018-12-06 | 2019-05-07 | 安徽米方石材有限公司 | Infiltration film-forming type stone protectant based on the modified nano-titanium dioxide hydrosol and its preparation method and application |
-
2019
- 2019-12-25 CN CN201911353176.4A patent/CN110982314A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5560773A (en) * | 1995-06-13 | 1996-10-01 | Fmc Corporation | Penetrating sealant composition |
| CN101117281A (en) * | 2006-08-04 | 2008-02-06 | 朱珦珦 | Concrete protection sol |
| CN106458775A (en) * | 2014-06-03 | 2017-02-22 | 有限会社Ａｅｓ | Concrete protective material, method for repairing concrete structure, impregnation inducer for concrete structures, and defect filler for concrete structures |
| JP6309140B1 (en) * | 2017-05-16 | 2018-04-11 | 富士化学株式会社 | Silicate surface impregnating materials used for surface modification of concrete structures. |
| CN109722066A (en) * | 2018-12-06 | 2019-05-07 | 安徽米方石材有限公司 | Infiltration film-forming type stone protectant based on the modified nano-titanium dioxide hydrosol and its preparation method and application |
Non-Patent Citations (1)
| Title |
|---|
| 陈泽森等: "《水性建筑涂料生产技术》", 31 January 2007, 中国纺织出版社 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhou Xianhui Inventor after: Yang Zhihua Inventor after: Chen Lizhuang Inventor before: Zhou Xianhui Inventor before: Yang Zhihua |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200410 |
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| RJ01 | Rejection of invention patent application after publication |