CN115232526A - Nano modified road and bridge protective coating and preparation method thereof - Google Patents
Nano modified road and bridge protective coating and preparation method thereof Download PDFInfo
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- CN115232526A CN115232526A CN202110487423.0A CN202110487423A CN115232526A CN 115232526 A CN115232526 A CN 115232526A CN 202110487423 A CN202110487423 A CN 202110487423A CN 115232526 A CN115232526 A CN 115232526A
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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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
- C09D7/61—Additives non-macromolecular inorganic
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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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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Abstract
The invention provides a nano modified road and bridge protective coating and a preparation method thereof, wherein the nano modified road and bridge protective coating is composed of purified water, hydroxyethyl cellulose, an efficient dispersing wetting agent, titanium dioxide, wollastonite powder, nano titanium dioxide, nano silicon dioxide, nano activated carbon fiber, a film forming additive, propylene glycol, an anticorrosive bactericide, a defoaming agent, an ultraviolet screening agent, a covering polymer, a fluorine-silicon modified acrylic emulsion and a thickening agent according to a weight ratio. The production and preparation method comprises the following steps: adding purified water into a container, then sequentially adding hydroxyethyl cellulose, an efficient dispersing wetting agent, titanium dioxide, wollastonite powder, nano titanium dioxide, nano silicon dioxide, nano activated carbon fiber, a film forming auxiliary agent and propylene glycol, stirring at a high speed (1200-2000 rpm) for 30-60 minutes, then stirring at a low speed (300-500 rpm), sequentially adding an antiseptic bactericide, a defoaming agent, an ultraviolet shielding agent, a covering polymer, a fluorine-silicon modified acrylic emulsion and a thickening agent, stirring for 20-30 minutes, and then filtering and filling. The coating disclosed by the invention not only has the advantages of super weather resistance, ageing resistance, water resistance, pollution resistance, good carbonization resistance and strong saline-alkali corrosion resistance, but also has the functions of adsorbing and degrading air and automobile exhaust pollutants.
Description
Technical Field
The invention belongs to the technical field of road and bridge engineering materials, and particularly relates to a nano modified road and bridge protective coating and a preparation method thereof.
Background
At present, roads and bridges in China are mostly formed by pouring concrete, but due to inappropriate design construction and material selection and physical and chemical actions such as carbonization, environmental pollution, erosion of deicing salt water, external force collision and the like, a large number of concrete structures cannot reach the expected service life and are damaged, and a series of potential safety hazards are brought. So that the protection of the road and bridge concrete is very important. At present, some road and bridge protective coatings on the market play a certain role in road and bridge protection, but have the functions of poor aging resistance, poor weather resistance, weak carbonization resistance, poor snow solvent resistance and no air and automobile exhaust purification.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the road and bridge protective coating which has good weather resistance, ageing resistance, strong carbonization resistance, good snow-dissolving agent resistance and certain purifying and degrading effects on air and automobile exhaust.
To achieve the above object, the following technical embodiments are provided
A nanometer modified road and bridge protective coating and a preparation method thereof are disclosed, wherein the protective coating is composed of the following raw materials in parts by weight: 20-25 parts of purified water, 0.1-0.2 part of hydroxyethyl cellulose, 0.3-0.5 part of efficient dispersion wetting agent, 15-18 parts of titanium dioxide, 5-6 parts of wollastonite powder, 2-3 parts of nano titanium dioxide, 1-2 parts of nano silicon dioxide, 1-2 parts of nano activated carbon fiber, 0.6-1 part of film-forming additive, 0.5-0.8 part of propylene glycol, 0.1-0.2 part of antiseptic bactericide, 0.2-0.3 part of defoamer, 0.3-0.5 part of ultraviolet screening agent, 3-5 parts of covering polymer, 40-45 parts of fluorine-silicon modified acrylic emulsion and 0.2-0.3 part of thickening agent.
In the above raw materials
The titanium dioxide is preferably rutile titanium dioxide with good weather resistance.
The nano titanium dioxide is preferably nano titanium dioxide between 2-5 nanometers.
The nanosilica is preferably between 5-10 nm nanosilica.
The nano activated carbon fiber is preferably an activated carbon fiber with a micropore radius of less than 2 nanometers.
The fluorine-silicon modified acrylic emulsion is emulsion prepared by copolymerizing fluorine-containing monomers, organic silicon monomers and acrylic monomers, and the emulsion is AE-3346 produced by Liyang Keda.
The masking polymer is preferably Dow Youguee.
The material is compounded by adopting the rutile titanium dioxide with good ageing resistance, the fluorine-silicon modified emulsion with super-strong weather resistance and excellent pollution resistance, the ultraviolet screening agent and the covering polymer, so that the ageing resistance and the weather resistance of the coating can be greatly improved, the coating has a compact structure and strong carbonization resistance, and has good pollution resistance and greatly improved saline-alkali corrosion resistance. Three different nano materials of nano activated carbon fiber, nano titanium dioxide and nano silicon dioxide are compounded, so that the adsorption and degradation functions of the coating surface on pollutants in air are enhanced.
A nanometer modified road and bridge protective coating and a preparation method thereof are disclosed, and the production and preparation method comprises the following steps:
adding purified water into a container, then sequentially adding hydroxyethyl cellulose, an efficient dispersing wetting agent, titanium dioxide, wollastonite powder, nano titanium dioxide, nano silicon dioxide, nano activated carbon fiber, a film forming auxiliary agent and propylene glycol, stirring at a high speed (1200-2000 rpm) for 30-60 minutes, then stirring at a low speed (300-500 rpm), sequentially adding an antiseptic bactericide, a defoaming agent, an ultraviolet shielding agent, a covering polymer, a fluorine-silicon modified acrylic emulsion, a thickening agent and the like, stirring for 20-30 minutes, and then filtering and filling.
A nanometer modified road and bridge protective coating and a preparation method thereof have the beneficial effects that: the coating disclosed by the invention not only has the advantages of super weather resistance, ageing resistance, water resistance, pollution resistance, good carbonization resistance and strong saline-alkali corrosion resistance, but also has the functions of adsorbing and degrading air and automobile exhaust pollutants.
Detailed Description
The following is further illustrated with reference to examples:
example 1: a nanometer modified road and bridge protective coating and a preparation method thereof are disclosed, wherein the protective coating is composed of the following raw materials in parts by weight: 23 parts of purified water, 0.2 part of hydroxyethyl cellulose, 0.4 part of efficient dispersing wetting agent, 17 parts of titanium dioxide, 5.2 parts of wollastonite powder, 2.5 parts of nano titanium dioxide, 1.2 parts of nano silicon dioxide, 1.8 parts of nano activated carbon fiber, 0.8 part of film-forming additive, 0.7 part of propylene glycol, 0.2 part of antiseptic bactericide, 0.3 part of defoaming agent, 0.4 part of ultraviolet screening agent, 4 parts of covering polymer, 42 parts of fluorine-silicon modified acrylic emulsion and 0.3 part of thickening agent.
The production and preparation method comprises the following steps:
adding purified water into a container, then sequentially adding hydroxyethyl cellulose, an efficient dispersing wetting agent, titanium dioxide, wollastonite powder, nano titanium dioxide, nano silicon dioxide, nano activated carbon fiber, a film forming auxiliary agent and propylene glycol, stirring at a high speed (1200-2000 rpm) for 30-60 minutes, then stirring at a low speed (300-500 rpm), sequentially adding an antiseptic bactericide, a defoaming agent, an ultraviolet shielding agent, a covering polymer, a fluorine-silicon modified acrylic emulsion and a thickening agent, stirring for 20-30 minutes, and then filtering and filling.
Example 2: a nanometer modified road and bridge protective coating and a preparation method thereof are disclosed, wherein the protective coating is composed of the following raw materials in parts by weight:
22 parts of purified water, 0.2 part of hydroxyethyl cellulose, 0.4 part of efficient dispersing wetting agent, 17 parts of titanium dioxide, 5 parts of wollastonite powder, 3 parts of nano titanium dioxide, 2 parts of nano silicon dioxide, 2 parts of nano activated carbon fiber, 0.8 part of film-forming additive, 0.7 part of propylene glycol, 0.2 part of antiseptic bactericide, 0.3 part of defoaming agent, 0.5 part of ultraviolet screening agent, 3 parts of covering polymer, 42.6 parts of fluorine-silicon modified acrylic emulsion and 0.3 part of thickening agent.
The production method is the same as that of example 1.
Claims (4)
1. A nanometer modified road and bridge protective coating and a preparation method thereof are characterized in that: the composite material comprises the following raw materials in parts by weight: 20-25 parts of purified water, 0.1-0.2 part of hydroxyethyl cellulose, 0.3-0.5 part of efficient dispersion wetting agent, 15-18 parts of titanium dioxide, 5-6 parts of wollastonite powder, 2-3 parts of nano titanium dioxide, 1-2 parts of nano silicon dioxide, 1-2 parts of nano activated carbon fiber, 0.6-1 part of film-forming additive, 0.5-0.8 part of propylene glycol, 0.1-0.2 part of antiseptic bactericide, 0.2-0.3 part of defoamer, 0.3-0.5 part of ultraviolet screening agent, 3-5 parts of covering polymer, 40-45 parts of fluorine-silicon modified acrylic emulsion and 0.2-0.3 part of thickening agent. The production and preparation method comprises the following steps: adding purified water into a container, then sequentially adding hydroxyethyl cellulose, a high-efficiency dispersing wetting agent, titanium dioxide, wollastonite powder, nano titanium dioxide, nano silicon dioxide, nano activated carbon fiber, a film forming aid and propylene glycol, stirring at a high speed (1200-2000 rpm) for 30-60 minutes, then stirring at a low speed (300-500 rpm), sequentially adding an antiseptic bactericide, a defoaming agent, an ultraviolet screening agent, a covering polymer, a fluorine-silicon modified acrylic emulsion and a thickening agent, stirring for 20-30 minutes, and then filtering and filling.
2. As claimed in claim 1: a nanometer modified road and bridge protective coating and a preparation method thereof are characterized in that: the nano titanium dioxide, the nano silicon dioxide, the nano activated carbon fiber, the ultraviolet screening agent and the covering polymer are selected to be used together.
3. As claimed in claim 1: a nanometer modified road and bridge protective coating and a preparation method thereof are characterized in that: the main film-forming material fluorine-silicon modified acrylic emulsion is fluorine-silicon modified emulsion copolymerized by fluorine-containing monomer, organosilicon monomer and acrylic monomer.
4. The nano modified road and bridge protective coating and the preparation method thereof as claimed in claim 2, characterized in that: the nanometer titanium dioxide is preferably nanometer titanium dioxide between 2-5 nanometers, the nanometer silicon dioxide is preferably nanometer silicon dioxide between 5-10 nanometers, and the nanometer activated carbon fiber is preferably activated carbon fiber with the micropore radius below 2 nanometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110487423.0A CN115232526A (en) | 2021-05-06 | 2021-05-06 | Nano modified road and bridge protective coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110487423.0A CN115232526A (en) | 2021-05-06 | 2021-05-06 | Nano modified road and bridge protective coating and preparation method thereof |
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| Publication Number | Publication Date |
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| CN115232526A true CN115232526A (en) | 2022-10-25 |
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| CN202110487423.0A Pending CN115232526A (en) | 2021-05-06 | 2021-05-06 | Nano modified road and bridge protective coating and preparation method thereof |
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Citations (7)
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| CN105801769A (en) * | 2016-05-05 | 2016-07-27 | 常熟林润氟硅材料有限公司 | Method for preparing fluorine-silicon modified aqueous crylic acid anti-doodling emulsion |
| CN106752469A (en) * | 2016-11-18 | 2017-05-31 | 天津艾雅装饰材料有限公司 | A kind of special glutinous rice glue of emulsion paint metope |
| CN107793866A (en) * | 2017-11-21 | 2018-03-13 | 清远市思晴新材料科技有限公司 | A kind of nano-TiO2Modified pure acrylic acid exterior wall negative ion paint and preparation method thereof |
| CN110643248A (en) * | 2019-10-29 | 2020-01-03 | 西洞庭凯兴建材有限公司 | Nano emulsion paint and preparation method thereof |
| CN111393588A (en) * | 2020-04-09 | 2020-07-10 | 广东省石油与精细化工研究院 | Fluorine-silicon modified acrylic resin and preparation method and application thereof |
| CN111471398A (en) * | 2020-06-11 | 2020-07-31 | 陕西中融交通建设有限公司 | Cold-state construction color seal material and preparation method thereof |
| CN111471367A (en) * | 2020-04-10 | 2020-07-31 | 湖南化工职业技术学院（湖南工业高级技工学校） | High-transparency hydrophobic water-based paint and preparation method thereof |
-
2021
- 2021-05-06 CN CN202110487423.0A patent/CN115232526A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105801769A (en) * | 2016-05-05 | 2016-07-27 | 常熟林润氟硅材料有限公司 | Method for preparing fluorine-silicon modified aqueous crylic acid anti-doodling emulsion |
| CN106752469A (en) * | 2016-11-18 | 2017-05-31 | 天津艾雅装饰材料有限公司 | A kind of special glutinous rice glue of emulsion paint metope |
| CN107793866A (en) * | 2017-11-21 | 2018-03-13 | 清远市思晴新材料科技有限公司 | A kind of nano-TiO2Modified pure acrylic acid exterior wall negative ion paint and preparation method thereof |
| CN110643248A (en) * | 2019-10-29 | 2020-01-03 | 西洞庭凯兴建材有限公司 | Nano emulsion paint and preparation method thereof |
| CN111393588A (en) * | 2020-04-09 | 2020-07-10 | 广东省石油与精细化工研究院 | Fluorine-silicon modified acrylic resin and preparation method and application thereof |
| CN111471367A (en) * | 2020-04-10 | 2020-07-31 | 湖南化工职业技术学院（湖南工业高级技工学校） | High-transparency hydrophobic water-based paint and preparation method thereof |
| CN111471398A (en) * | 2020-06-11 | 2020-07-31 | 陕西中融交通建设有限公司 | Cold-state construction color seal material and preparation method thereof |
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