CN113235367A - Ultraviolet aging resistant asphalt pavement protective film and spraying method - Google Patents
Ultraviolet aging resistant asphalt pavement protective film and spraying method Download PDFInfo
- Publication number
- CN113235367A CN113235367A CN202110522216.4A CN202110522216A CN113235367A CN 113235367 A CN113235367 A CN 113235367A CN 202110522216 A CN202110522216 A CN 202110522216A CN 113235367 A CN113235367 A CN 113235367A
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- Prior art keywords
- asphalt pavement
- parts
- spraying
- coating
- protective film
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/46—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing and placing the materials, e.g. slurry seals
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/01—Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed or reference line supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/03—Arrangements for curing paving; Devices for applying curing means; Devices for laying prefabricated underlay, e.g. sheets, membranes; Protecting paving under construction or while curing, e.g. use of tents
Abstract
The invention discloses an anti-ultraviolet aging asphalt pavement protective film and a spraying method thereof, wherein the anti-ultraviolet aging asphalt pavement protective film comprises the following materials: 2-3 parts of nano titanium dioxide, 10-15 parts of silicon oxide, 5-10 parts of modified asphalt anti-aging agent, 40-50 parts of epoxy resin, 5-10 parts of water-based acrylic emulsion, 0.5-2 parts of propylene glycol butyl ether, 0.5-1.5 parts of dispersion, 0.8-0.9 part of dispersing agent, 0.1-0.2 part of defoaming agent, 0.1-0.5 part of flatting agent, 15-20 parts of organic solvent and 20-25 parts of deionized water. According to the anti-ultraviolet-aging asphalt pavement protective film and the spraying method, the coating can effectively prevent ultraviolet rays, the service performance and the service life of an asphalt pavement are improved, the added silicon oxide enables the coating to have stronger wear resistance, the contained nano titanium dioxide can effectively catalyze and decompose toxic gases discharged by an automobile, and meanwhile, the coating can also play a role in cold resistance and skid resistance.
Description
Technical Field
The invention relates to the technical field of road building materials, in particular to an ultraviolet aging resistant asphalt pavement protective film and a spraying method.
Background
Asphalt pavement is a kind of pavement which is made up by mixing mineral material with asphalt material, and the asphalt binder can raise the ability of paving granules to resist running and damage of natural factors to pavement, and can make the pavement smooth, dustless, impervious and durable, so that it is a high-grade pavement which is most extensively used in road construction.
Asphalt pavement in high-cold high-altitude areas is easy to age under the action of natural environment, so that the problems of cracking, loosening and the like are caused, and once vehicle tires roll on the cracked and loosened asphalt pavement in the process of high-speed driving, vehicles shake greatly, so that traffic accidents are caused; meanwhile, the existing anti-ultraviolet aging measures of the asphalt pavement mainly modify the asphalt, namely, the ultraviolet screening agent and the absorbent are added into the asphalt, but the cost is higher and the effect in practical use is general, so the invention provides the anti-ultraviolet aging asphalt pavement protective film and the spraying method thereof to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the ultraviolet aging resistant asphalt pavement protective film and the spraying method, which can protect the asphalt pavement in a coating form, thereby effectively prolonging the service time of the asphalt pavement and solving the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-ultraviolet aging asphalt pavement protective film and a spraying method thereof comprise the following materials: 2-3 parts of nano titanium dioxide, 10-15 parts of silicon oxide, 5-10 parts of modified asphalt anti-aging agent, 40-50 parts of epoxy resin, 5-10 parts of water-based acrylic emulsion, 0.5-2 parts of propylene glycol butyl ether, 0.5-1.5 parts of dispersion, 0.8-0.9 part of dispersing agent, 0.1-0.2 part of defoaming agent, 0.1-0.5 part of flatting agent, 15-20 parts of organic solvent and 20-25 parts of deionized water.
Preferably, the dispersant is one or more of triethylhexylphosphoric acid, sodium lauryl sulfate and methylpentanol.
Preferably, the leveling agent is a fluorocarbon surfactant, the defoaming agent is a polyether modified organic silicon defoaming agent, and the leveling agent is a fluorocarbon surfactant.
Preferably, the organic solvent is ethanol or acetone, and the epoxy resin is a water-based epoxy resin.
Preferably, the nano titanium dioxide can effectively catalyze and decompose toxic gas discharged by an automobile, so that the effect of purifying air can be achieved, and the silicon oxide enables the coating to have strong wear resistance and effectively prolongs the service life of the asphalt pavement.
Preferably, the water-based acrylic emulsion can be matched with an epoxy resin emulsion to obtain a coating which is easy to spray, good in adhesive force and good in toughness, the propylene glycol butyl ether is favorable for improving the coalescence property of the coating, the toxicity of the propylene glycol butyl ether is extremely low, the environmental protection property of the coating can be guaranteed, the dispersing agent is favorable for better and faster stirring and dispersing in the preparation process of the coating, the more uniform spray coating is obtained, and the stability is better.
An ultraviolet aging resistant asphalt pavement protective film comprises the following preparation steps:
the method comprises the following steps: putting epoxy resin into a container, and simultaneously adding an organic solvent, an acrylic acid solution, propylene glycol butyl ether and deionized water, stirring and mixing to obtain a first slurry;
step two: adding nano titanium dioxide, silicon oxide and the modified asphalt anti-aging agent into the slurry I prepared in the step I, stirring, and adding the dispersoid and the dispersant while stirring for mixing and stirring;
step three: and D, adding a defoaming agent and a flatting agent into the mixed solution prepared in the step two, and mixing and stirring to obtain the ultraviolet aging resistant asphalt pavement coating.
An anti-ultraviolet aging asphalt pavement spraying method comprises three steps of cleaning by an asphalt pavement sweeper and spraying and maintaining by a spreader;
the method comprises the following steps: cleaning the pavement needing spraying by using an asphalt pavement sweeper to ensure the cleanness of the asphalt pavement;
step two: after cleaning, adding the prepared anti-ultraviolet-aging asphalt pavement coating into a spreading vehicle, and uniformly spraying the anti-ultraviolet-aging asphalt pavement coating on the asphalt pavement needing to be sprayed by the spreading vehicle, wherein the thickness of the coating is strictly controlled to be 0.1-0.3 mm;
step three: and after spraying, standing the pavement for curing for 12 hours to form a layer of film on the asphalt pavement.
Preferably, when the asphalt pavement is cleaned, the detection of pavement parameters can be increased, and the detection of the pavement parameters specifically comprises the following steps: the construction data of bituminous paving before understanding, survey and analysis of the present situation and the road surface disease that detect road surface structure degree of depth, infiltration coefficient provide the basis for the formulation of construction parameter on next step, road surface parameter detects to can guarantee to adjust the thickness of spraying according to the parameter that detects, thereby can make bituminous paving can be better use high and cold high altitude area.
Preferably, the spraying process can be divided into two times of spraying, and the spraying is carried out for the second time after about 24 hours after the first time of spraying, so that the effect of forming the protective film on the road surface after spraying is ensured, and the protective film can really play a role in protecting the asphalt pavement.
The invention has the following beneficial effects:
1. this anti ultraviolet ageing's bituminous paving protective film and spraying method, can effectual anti ultraviolet through this kind of coating, improve bituminous paving's performance and life-span, add silicon oxide in this coating and make the coating have stronger wearability, and the inside nanometer titanium dioxide that contains of coating can effectual catalytic decomposition car exhaust toxic gas, thereby can play air-purifying's effect, this kind of coating can also play cold-resistant and skid-proof effect simultaneously, make bituminous paving can be in the long-time use of high and cold high altitude area, also make things convenient for the vehicle to go at bituminous paving is effectual simultaneously, prevent the phenomenon that takes place to sideslip, thereby can guarantee the safety of traveling.
2. This anti ultraviolet ageing asphalt pavement protective film and spraying method, through adding waterborne acrylic emulsion, can cooperate with epoxy resin emulsion, obtain easily spraying, coating that adhesive force is good and toughness is good, can be faster better spray, through adding propylene glycol butyl ether, be favorable to improving the coalescence performance of coating, and the toxicity of propylene glycol butyl ether is extremely low, can guarantee the environmental protection performance of coating, add the dispersant, be favorable to better stirring dispersion faster in the coating preparation process, obtain more even spraying coating, stability is better, the flatting agent can impel coating to form a level and smooth, even coating in dry film forming process, make coating more easily form the protective film when spraying on asphalt pavement, improve the practicality of coating.
3. This anti ultraviolet ageing's bituminous paving protective film and spraying method, when spraying, at first detect the road surface parameter, thereby can guarantee the thickness that sprays according to the parameter adjustment that detects, thereby can make bituminous paving can be better use high and cold high altitude area, the prerequisite of spraying simultaneously cleans through bituminous paving motor sweeper, it causes the influence to the protective film of follow-up formation to reduce the miscellaneous on the road surface, and spray many times, thereby guarantee to spray the effect that the back road surface formed the protective film, thereby make the protective film can be real play the effect of protecting bituminous paving.
Detailed Description
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: an anti-ultraviolet aging asphalt pavement protective film and a spraying method thereof comprise the following materials: 2-3 parts of nano titanium dioxide, 10-15 parts of silicon oxide, 5-10 parts of modified asphalt anti-aging agent, 40-50 parts of epoxy resin, 5-10 parts of water-based acrylic emulsion, 0.5-2 parts of propylene glycol butyl ether, 0.5-1.5 parts of dispersion, 0.8-0.9 part of dispersing agent, 0.1-0.2 part of defoaming agent, 0.1-0.5 part of flatting agent, 15-20 parts of organic solvent and 20-25 parts of deionized water.
Wherein, can effectual anti ultraviolet through this kind of coating, improve bituminous paving's performance and life-span, add silicon oxide in this coating and make coating have stronger wearability, and the inside nanometer titanium dioxide that contains of coating can effectual catalytic decomposition car exhaust toxic gas, thereby can play air-purifying's effect, this kind of coating can also play cold-resistant and skid-proof effect simultaneously, make bituminous paving can be in the use of high and cold high altitude area for a long time, also make things convenient for the vehicle to go at bituminous paving is effectual simultaneously, prevent to take place the phenomenon of sideslipping, thereby can guarantee the safety of traveling.
Wherein the dispersant is one or more of triethyl hexyl phosphoric acid, sodium dodecyl sulfate and methyl amyl alcohol.
The leveling agent is a fluorocarbon surfactant, the defoaming agent is a polyether modified organic silicon defoaming agent, the defoaming agent can inhibit foam generation, and can eliminate foam generated at the same time, so that the quality of the prepared spraying coating can be greatly improved, the organic silicon defoaming agent can be quickly diffused to the surface of a bubble film, so that the bubble film is broken, the defoaming capability is strong, the chemical reaction of a bubble medium is not easy to occur, and the leveling agent is nontoxic and harmless, and is the fluorocarbon surfactant.
Wherein the organic solvent is ethanol or acetone, and the epoxy resin is water-based epoxy resin.
An ultraviolet aging resistant asphalt pavement protective film comprises the following preparation steps:
the method comprises the following steps: putting epoxy resin into a container, and simultaneously adding an organic solvent, an acrylic acid solution, propylene glycol butyl ether and deionized water, stirring and mixing to obtain a first slurry;
step two: adding nano titanium dioxide, silicon oxide and the modified asphalt anti-aging agent into the slurry I prepared in the step I, stirring, and adding the dispersoid and the dispersant while stirring for mixing and stirring;
step three: and D, adding a defoaming agent and a flatting agent into the mixed solution prepared in the step two, and mixing and stirring to obtain the ultraviolet aging resistant asphalt pavement coating.
Wherein, add waterborne acrylic emulsion, can cooperate with epoxy resin emulsion, obtain easily the spraying, paint that adhesive force is good and toughness is good, can be faster better spray, through adding propylene glycol butyl ether, be favorable to improving the coalescence performance of paint, and the toxicity of propylene glycol butyl ether is extremely low, can guarantee the environmental protection performance of paint, add the dispersant, be favorable to stirring the dispersion better faster in the paint preparation process, obtain more even spraying paint, and stability is better, the flatting agent can impel paint to form a level, smooth, even coating film in dry film forming process, make paint form the protecting film more when spraying on bituminous paving, improve the practicality of paint.
An anti-ultraviolet aging asphalt pavement spraying method comprises three steps of cleaning by an asphalt pavement sweeper and spraying and maintaining by a spreader;
the method comprises the following steps: cleaning the pavement needing spraying by using an asphalt pavement sweeper to ensure the cleanness of the asphalt pavement;
step two: after cleaning, adding the prepared anti-ultraviolet-aging asphalt pavement coating into a spreading vehicle, and uniformly spraying the anti-ultraviolet-aging asphalt pavement coating on the asphalt pavement needing to be sprayed by the spreading vehicle, wherein the thickness of the coating is strictly controlled to be 0.1-0.3 mm;
step three: and after spraying, standing the pavement for curing for 12 hours to form a layer of film on the asphalt pavement.
Wherein, when carrying out bituminous paving and cleaning, multiplicable road surface parameter detection, road surface parameter detection specifically is: the construction data of the prior asphalt pavement is known, the current conditions of the pavement structure depth and the water seepage coefficient are detected, and the investigation and analysis of pavement diseases are carried out, so that the basis is provided for the formulation of the next construction parameter, the asphalt pavement can be well protected by the coating, and the asphalt pavement can be used for a long time.
Wherein, the spraying process can be divided into two spraying processes, and the second spraying process is carried out after about 24 hours after the first spraying process.
Wherein, when spraying, at first detect the road surface parameter, thereby can guarantee the thickness of spraying according to the parameter adjustment that detects, thereby can make the use alpine and high altitude district that bituminous paving can be better, the prerequisite of spraying simultaneously cleans through bituminous paving motor sweeper, it causes the influence to the protective film of follow-up formation to reduce the miscellaneous material on the road surface, and spray many times, thereby guarantee to spray the effect that the back road surface shape formed the protective film, thereby make the protective film can be real play the effect of protecting bituminous paving.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an anti ultraviolet ageing bituminous paving protective film which characterized in that: comprises the following materials: 2-3 parts of nano titanium dioxide, 10-15 parts of silicon oxide, 5-10 parts of modified asphalt anti-aging agent, 40-50 parts of epoxy resin, 5-10 parts of water-based acrylic emulsion, 0.5-2 parts of propylene glycol butyl ether, 0.5-1.5 parts of dispersion, 0.8-0.9 part of dispersing agent, 0.1-0.2 part of defoaming agent, 0.1-0.5 part of flatting agent, 15-20 parts of organic solvent and 20-25 parts of deionized water.
2. The ultraviolet aging resistant asphalt pavement protective film according to claim 1, characterized in that: the dispersant is one or more of triethyl hexyl phosphoric acid, sodium dodecyl sulfate and methyl amyl alcohol.
3. The ultraviolet aging resistant asphalt pavement protective film according to claim 1, characterized in that: the leveling agent is a fluorocarbon surfactant, the defoaming agent is a polyether modified organic silicon defoaming agent, and the leveling agent is a fluorocarbon surfactant.
4. The ultraviolet aging resistant asphalt pavement protective film according to claim 1, characterized in that: the organic solvent is ethanol or acetone, and the epoxy resin is water-based epoxy resin.
5. The ultraviolet aging resistant asphalt pavement protective film according to claim 1, characterized in that: the nano titanium dioxide can effectively catalyze and decompose toxic gas discharged by an automobile, so that the effect of purifying air can be achieved, and the silicon oxide enables the coating to have strong wear resistance and effectively prolongs the service life of the asphalt pavement.
6. The ultraviolet aging resistant asphalt pavement protective film according to claim 1, characterized in that: the waterborne acrylic emulsion can be matched with an epoxy resin emulsion to obtain a coating which is easy to spray, good in adhesive force and good in toughness, the propylene glycol butyl ether is favorable for improving the coalescence property of the coating, the toxicity of the propylene glycol butyl ether is extremely low, the environmental protection property of the coating can be guaranteed, the dispersing agent is favorable for better and faster stirring and dispersing in the preparation process of the coating, more uniform spraying coating is obtained, and the stability is better.
7. The ultraviolet aging resistant asphalt pavement protective film according to claim 1, characterized in that: the preparation method comprises the following preparation steps:
the method comprises the following steps: putting epoxy resin into a container, and simultaneously adding an organic solvent, an acrylic acid solution, propylene glycol butyl ether and deionized water, stirring and mixing to obtain a first slurry;
step two: adding nano titanium dioxide, silicon oxide and the modified asphalt anti-aging agent into the slurry I prepared in the step I, stirring, and adding the dispersoid and the dispersant while stirring for mixing and stirring;
step three: and D, adding a defoaming agent and a flatting agent into the mixed solution prepared in the step two, and mixing and stirring to obtain the ultraviolet aging resistant asphalt pavement coating.
8. An ultraviolet aging resistant asphalt pavement spraying method is characterized in that: comprises three steps of cleaning by an asphalt pavement sweeper, spraying by a spreader and maintaining;
the method comprises the following steps: cleaning the pavement needing spraying by using an asphalt pavement sweeper to ensure the cleanness of the asphalt pavement;
step two: after cleaning, adding the prepared anti-ultraviolet-aging asphalt pavement coating into a spreading vehicle, and uniformly spraying the anti-ultraviolet-aging asphalt pavement coating on the asphalt pavement needing to be sprayed by the spreading vehicle, wherein the thickness of the coating is strictly controlled to be 0.1-0.3 mm;
step three: and after spraying, standing the pavement for curing for 12 hours to form a layer of film on the asphalt pavement.
9. The method for spraying the ultraviolet aging resistant asphalt pavement as claimed in claim 8, wherein: when carrying out bituminous paving and cleaning, multiplicable road surface parameter detection, road surface parameter detection specifically is: the construction data of bituminous paving before understanding, survey and analysis of the present situation and the road surface disease that detect road surface structure degree of depth, infiltration coefficient provide the basis for the formulation of construction parameter on next step, road surface parameter detects to can guarantee to adjust the thickness of spraying according to the parameter that detects, thereby can make bituminous paving can be better use high and cold high altitude area.
10. The method for spraying the ultraviolet aging resistant asphalt pavement as claimed in claim 8, wherein: the spraying process can be divided into two times of spraying, the spraying is carried out for the second time 24 hours after the first time of spraying, and the spraying is carried out for a plurality of times, so that the effect of forming the protective film on the road surface after the spraying is ensured, and the protective film can really play a role in protecting the asphalt pavement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110522216.4A CN113235367A (en) | 2021-05-13 | 2021-05-13 | Ultraviolet aging resistant asphalt pavement protective film and spraying method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110522216.4A CN113235367A (en) | 2021-05-13 | 2021-05-13 | Ultraviolet aging resistant asphalt pavement protective film and spraying method |
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| CN113235367A true CN113235367A (en) | 2021-08-10 |
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| CN202110522216.4A Pending CN113235367A (en) | 2021-05-13 | 2021-05-13 | Ultraviolet aging resistant asphalt pavement protective film and spraying method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115491127A (en) * | 2022-08-29 | 2022-12-20 | 甘肃路桥善建科技有限公司 | Preparation method of protective agent, protective agent and application of protective agent |
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| CN102775879A (en) * | 2012-08-20 | 2012-11-14 | 山东交通学院 | Coating material used for resisting ultraviolet aging for bituminous pavement and preparation method thereof |
| CN109627790A (en) * | 2018-11-16 | 2019-04-16 | 烟台佳隆纳米产业有限公司 | A kind of multifunctional nano Modified Bitumen Pavement material and preparation method thereof |
| CN109880387A (en) * | 2019-03-07 | 2019-06-14 | 常州华沛新材料科技有限公司 | A kind of bituminous pavement mist sealing material |
| CN111978815A (en) * | 2020-08-04 | 2020-11-24 | 北京红狮科技发展有限公司 | Water-based epoxy asphalt coating and preparation method thereof |
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2021
- 2021-05-13 CN CN202110522216.4A patent/CN113235367A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20100041772A1 (en) * | 2008-08-18 | 2010-02-18 | Robert Richard Liversage | Sprayable liquid emulsion polymer coating compositions |
| CN102775879A (en) * | 2012-08-20 | 2012-11-14 | 山东交通学院 | Coating material used for resisting ultraviolet aging for bituminous pavement and preparation method thereof |
| CN109627790A (en) * | 2018-11-16 | 2019-04-16 | 烟台佳隆纳米产业有限公司 | A kind of multifunctional nano Modified Bitumen Pavement material and preparation method thereof |
| CN109880387A (en) * | 2019-03-07 | 2019-06-14 | 常州华沛新材料科技有限公司 | A kind of bituminous pavement mist sealing material |
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Application publication date: 20210810 |