CN109096902B - Highway anti-collision wall coating - Google Patents
Highway anti-collision wall coating Download PDFInfo
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- CN109096902B CN109096902B CN201810817741.7A CN201810817741A CN109096902B CN 109096902 B CN109096902 B CN 109096902B CN 201810817741 A CN201810817741 A CN 201810817741A CN 109096902 B CN109096902 B CN 109096902B
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/004—Reflecting paints; Signal paints
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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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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)
- Paints Or Removers (AREA)
Abstract
The invention provides a highway anti-collision wall coating which comprises the following raw materials in parts by weight: aqueous polyurethane emulsion: 45-50 parts of borosilicate modified phenolic resin: 1-3 parts of fluorocarbon resin: 2-5 parts of titanium white slurry: 25-28 parts of alcohol ester twelve: 2-3 parts of an acid-base neutralizing agent: 0.5-1 part of a thickening agent: 0.5-1 part of wetting agent: 1-2 parts of a bactericide: 0.5-1.5 parts of color paste: 2-6 parts of water: 7.5 to 23.5 portions. The paint for the highway anti-collision wall has strong cohesive force, good waterproof performance and good weather resistance, and can prevent cement concrete in the highway anti-collision wall from carbonizing after curing and protect reinforcing steel bars from being oxidized and corroded by rainwater.
Description
Technical Field
The invention relates to the technical field of road materials, in particular to a road anti-collision wall coating.
Background
Road traffic transportation in China is increasingly heavy, and the problem of road traffic safety is always a focus of social attention. In order to improve the driving safety, the anti-collision walls are required to be built on two sides of a road, most of the traditional road anti-collision walls are coated with cement paste, and the road anti-collision walls are easy to discolor, have pitted surfaces, fall off on the surfaces, carbonize cement concrete and other adverse phenomena after being used for a period of time, are not attractive, cannot play a warning role, have great potential safety hazards, and are easy to cause traffic accidents due to insufficient light reflection of the anti-collision walls especially at night and in rainy days.
In order to solve the problems, a layer of coating is generally coated on the surface of the highway anti-collision wall, but the coating in the prior art is easy to age and fall off after being coated, the bonding force is poor, the internal structure of the anti-collision wall cannot be protected, and the defects are large.
Disclosure of Invention
Aiming at the problems, the invention provides the highway anti-collision wall coating which is strong in cohesive force, good in waterproof performance, good in weather resistance and durable in use.
In order to achieve the purpose, the invention is solved by the following technical scheme:
the highway anti-collision wall coating comprises the following raw materials in parts by weight:
aqueous polyurethane emulsion: 45 to 50 portions of
B-silicon modified phenolic resin: 1 to 3 portions of
Fluorocarbon resin: 2 to 5 portions of
Titanium white slurry: 25 to 28 parts of
Alcohol ester twelve: 2 to 3 parts of
Acid-base neutralizing agent: 0.5 to 1 portion
Thickening agent: 0.5 to 1 portion
Wetting agent: 1 to 2 portions of
And (3) bactericide: 0.5 to 1.5 portions
Color paste: 2 to 6 portions of
Water: 7.5 to 23.5 portions.
Specifically, the titanium white slurry comprises the following components in percentage by mass: 75% of titanium dioxide, 0.5% of defoaming agent, 4.5% of dispersing agent and 20% of water.
Specifically, the color paste comprises the following components in percentage by mass: 2% of toner, 80% of organic solvent and 18% of pearlescent slurry.
Specifically, the aqueous polyurethane emulsion is cationic aqueous polyurethane emulsion.
Specifically, the thickener is an acrylic thickener TT-935.
Specifically, the acid-base neutralizing agent is potassium hydroxide.
Specifically, the pH value of the road anti-collision wall coating is 8.0-8.5.
The invention has the beneficial effects that:
the paint for the highway anti-collision wall has the advantages of strong bonding force, good waterproof performance and good weather resistance, and can prevent cement concrete in the highway anti-collision wall from carbonizing after curing and protect reinforcing steel bars from being oxidized and corroded by rainwater;
secondly, the borosilicate modified phenolic resin is added into the traditional coating formula, and is used as a high-temperature and high-toughness toughening material, so that the high-temperature resistance and the impact strength of the coating after curing can be obviously improved;
thirdly, fluorocarbon resin is added, the fluorocarbon resin has excellent anti-corrosion performance, the formed paint film has high surface hardness, excellent impact resistance and wear resistance and ultra-long weather resistance, and the paint film formed by the paint has strong stability, strong ultraviolet radiation resistance and strong color change resistance due to a large amount of F-C bonds contained in the fluorocarbon resin;
fourthly, the pearlescent paste is added into the color paste, so that the light reflection of the coating can be enhanced, and the safety of driving at night is improved.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments in order to provide a further understanding of the nature and technical means of the invention, as well as the specific objects and functions attained by the invention.
Example 1
The highway anti-collision wall coating comprises the following raw materials in parts by weight:
cationic aqueous polyurethane emulsion: 45 parts of borosilicate modified phenolic resin: 1 part of fluorocarbon resin: 2 parts of titanium white slurry: 25 parts, alcohol ester twelve: 2 parts of potassium hydroxide: 1 part of acrylic thickener TT-935: 0.8 part of wetting agent: 1 part of bactericide: 0.5 part of color paste: 2 parts of water: 15 parts.
Preferably, the titanium white slurry of the embodiment is composed of the following components in percentage by mass: 75% of titanium dioxide, 0.5% of defoaming agent, 4.5% of dispersing agent and 20% of water.
As a preferred scheme, the color paste of the embodiment comprises the following components in percentage by mass: 2% of toner, 80% of organic solvent and 18% of pearlescent slurry.
Example 2
The highway anti-collision wall coating comprises the following raw materials in parts by weight:
cationic aqueous polyurethane emulsion: 45 parts of borosilicate modified phenolic resin: 2 parts of fluorocarbon resin: 2 parts of titanium white slurry: 25 parts, alcohol ester twelve: 2 parts of potassium hydroxide: 1 part of acrylic thickener TT-935: 0.8 part of wetting agent: 1 part of bactericide: 0.5 part of color paste: 2 parts of water: 15 parts.
Preferably, the titanium white slurry of the embodiment is composed of the following components in percentage by mass: 75% of titanium dioxide, 0.5% of defoaming agent, 4.5% of dispersing agent and 20% of water.
As a preferred scheme, the color paste of the embodiment comprises the following components in percentage by mass: 2% of toner, 80% of organic solvent and 18% of pearlescent slurry.
Example 3
The highway anti-collision wall coating comprises the following raw materials in parts by weight:
cationic aqueous polyurethane emulsion: 45 parts of borosilicate modified phenolic resin: 3 parts of fluorocarbon resin: 2 parts of titanium white slurry: 25 parts, alcohol ester twelve: 2 parts of potassium hydroxide: 1 part of acrylic thickener TT-935: 0.8 part of wetting agent: 1 part of bactericide: 0.5 part of color paste: 2 parts of water: 15 parts.
Preferably, the titanium white slurry of the embodiment is composed of the following components in percentage by mass: 75% of titanium dioxide, 0.5% of defoaming agent, 4.5% of dispersing agent and 20% of water.
As a preferred scheme, the color paste of the embodiment comprises the following components in percentage by mass: 2% of toner, 80% of organic solvent and 18% of pearlescent slurry.
Example 4
The highway anti-collision wall coating comprises the following raw materials in parts by weight:
cationic aqueous polyurethane emulsion: 45 parts of borosilicate modified phenolic resin: 3 parts of fluorocarbon resin: 3 parts of titanium white slurry: 25 parts, alcohol ester twelve: 2 parts of potassium hydroxide: 1 part of acrylic thickener TT-935: 0.8 part of wetting agent: 1 part of bactericide: 0.5 part of color paste: 2 parts of water: 15 parts.
Preferably, the titanium white slurry of the embodiment is composed of the following components in percentage by mass: 75% of titanium dioxide, 0.5% of defoaming agent, 4.5% of dispersing agent and 20% of water.
As a preferred scheme, the color paste of the embodiment comprises the following components in percentage by mass: 2% of toner, 80% of organic solvent and 18% of pearlescent slurry.
Example 5
The highway anti-collision wall coating comprises the following raw materials in parts by weight:
cationic aqueous polyurethane emulsion: 45 parts of borosilicate modified phenolic resin: 3 parts of fluorocarbon resin: 4 parts of titanium white slurry: 25 parts, alcohol ester twelve: 2 parts of potassium hydroxide: 1 part of acrylic thickener TT-935: 0.8 part of wetting agent: 1 part of bactericide: 0.5 part of color paste: 2 parts of water: 15 parts.
Preferably, the titanium white slurry of the embodiment is composed of the following components in percentage by mass: 75% of titanium dioxide, 0.5% of defoaming agent, 4.5% of dispersing agent and 20% of water.
As a preferred scheme, the color paste of the embodiment comprises the following components in percentage by mass: 2% of toner, 80% of organic solvent and 18% of pearlescent slurry.
Example 6
The highway anti-collision wall coating comprises the following raw materials in parts by weight:
cationic aqueous polyurethane emulsion: 45 parts of borosilicate modified phenolic resin: 3 parts of fluorocarbon resin: 5 parts of titanium white slurry: 25 parts, alcohol ester twelve: 2 parts of potassium hydroxide: 1 part of acrylic thickener TT-935: 0.8 part of wetting agent: 1 part of bactericide: 0.5 part of color paste: 2 parts of water: 15 parts.
Preferably, the titanium white slurry of the embodiment is composed of the following components in percentage by mass: 75% of titanium dioxide, 0.5% of defoaming agent, 4.5% of dispersing agent and 20% of water.
As a preferred scheme, the color paste of the embodiment comprises the following components in percentage by mass: 2% of toner, 80% of organic solvent and 18% of pearlescent slurry.
The highway crash wall coatings of the above examples 1-6 were all prepared according to the following steps:
(1) preparing titanium white slurry: weighing titanium dioxide, a defoaming agent, a dispersing agent and water according to the components and the proportion of the titanium white slurry, fully mixing, and stirring at a high speed of 300r/min for 5min to prepare the titanium white slurry;
(2) preparing color paste: weighing the toner, the organic solvent and the pearlescent paste according to the components and the proportion of the color paste, fully mixing, and stirring at a low speed of 30r/min for 5min to prepare the color paste;
(3) sequentially adding borosilicate modified phenolic resin, fluorocarbon resin, titanium white pulp, alcohol ester twelve, wetting agent, color paste and bactericide into the cationic waterborne polyurethane emulsion, and stirring at a high speed of 300r/min for 15min to obtain a mixed solution;
(4) sequentially adding an acrylic acid thickener TT-935 and water into the mixed solution, continuously stirring at high speed for 10min under the condition that the rotating speed is 400r/min, and uniformly stirring to obtain the highway anti-collision wall coating;
(5) slowly dripping potassium hydroxide until the pH value of the highway anti-collision wall coating is 8.3;
(6) the highway anti-collision wall coating is uniformly coated on the surface of a highway anti-collision wall and is naturally dried, and a compact paint film is formed on the surface of the highway anti-collision wall after the highway anti-collision wall coating is cured.
And (3) carrying out ultraviolet resistance test, adhesive force test, high temperature resistance test and impact strength test on the paint film formed in the step (6), wherein the test methods all adopt the conventional test methods in the technical field, and the obtained test results are shown in table 1.
TABLE 1 paint film test results
As can be seen from the data in Table 1 above, the paint films of examples 1-6 exhibited good adhesion properties and exhibited a strength of 1000mj/cm2The UV lamp does not change color after being irradiated for 24 hours and baked for 24 hours at the high temperature of 80 ℃, which shows that the UV resistant performance and the high temperature resistant performance are excellent.
Through comparison of examples 1-3, the impact strength of the paint film is gradually enhanced with the increase of the proportion of the borosilicate modified phenolic resin, which shows that the addition of the borosilicate modified phenolic resin in the formula system can greatly improve the impact strength of the paint film formed by the highway anti-collision wall paint.
The above examples only show 6 embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (4)
1. The highway anti-collision wall coating is characterized by comprising the following raw materials in parts by weight:
cationic aqueous polyurethane emulsion: 45 to 50 portions of
B-silicon modified phenolic resin: 1 to 3 portions of
Fluorocarbon resin: 2 to 5 portions of
Titanium white slurry: 25 to 28 parts of
Alcohol ester twelve: 2 to 3 parts of
Acid-base neutralizing agent: 0.5 to 1 portion
Thickening agent: 0.5 to 1 portion
Wetting agent: 1 to 2 portions of
And (3) bactericide: 0.5 to 1.5 portions
Color paste: 2 to 6 portions of
Water: 7.5-23.5 parts;
the color paste comprises the following components in percentage by mass: 2% of toner, 80% of organic solvent and 18% of pearlescent slurry;
the titanium white slurry comprises the following components in percentage by mass: 75% of titanium dioxide, 0.5% of defoaming agent, 4.5% of dispersing agent and 20% of water.
2. The paint for road anti-collision walls as claimed in claim 1, wherein the thickener is acrylic thickener TT-935.
3. The paint for highway crash walls according to claim 1, wherein the acid-base neutralizing agent is potassium hydroxide.
4. The paint for highway crash walls according to claim 1, wherein the pH value of the paint for highway crash walls is 8.0-8.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810817741.7A CN109096902B (en) | 2018-07-24 | 2018-07-24 | Highway anti-collision wall coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810817741.7A CN109096902B (en) | 2018-07-24 | 2018-07-24 | Highway anti-collision wall coating |
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| Publication Number | Publication Date |
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| CN109096902A CN109096902A (en) | 2018-12-28 |
| CN109096902B true CN109096902B (en) | 2020-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810817741.7A Active CN109096902B (en) | 2018-07-24 | 2018-07-24 | Highway anti-collision wall coating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109852226A (en) * | 2019-01-30 | 2019-06-07 | 山西大学 | A kind of highway crash wall coating and its preparation process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPWO2004072197A1 (en) * | 2003-02-13 | 2006-06-01 | ダイキン工業株式会社 | Fluorine-containing aqueous coating composition |
| CN103881496B (en) * | 2014-03-18 | 2016-05-04 | 中国兵器工业集团第五三研究所 | A kind of concrete transparent protecting coating |
| CN103911062B (en) * | 2014-04-19 | 2017-09-26 | 闫炳润 | Poly- carbon siloxanes water-tight corrosion-proof anticollision wear-resistant paint |
| CN105462479B (en) * | 2015-12-21 | 2017-10-13 | 潍坊市宏源防水材料有限公司 | A kind of weather-proof self demixing single-component waterproof coating material of environment-friendly type and preparation method thereof |
| CN106752453A (en) * | 2016-12-13 | 2017-05-31 | 江苏时新景观照明有限公司 | A kind of self-cleaning intelligent road-lamp of anti-corrosion |
| CN106987200A (en) * | 2017-03-31 | 2017-07-28 | 苏州海歌电器科技有限公司 | Body case of cleaner inwall dirt resistance coatings |
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