CN105504842A - Emulsified asphalt material for degrading automobile exhaust and preparation method thereof - Google Patents
Emulsified asphalt material for degrading automobile exhaust and preparation method thereof Download PDFInfo
- Publication number
- CN105504842A CN105504842A CN201610017237.XA CN201610017237A CN105504842A CN 105504842 A CN105504842 A CN 105504842A CN 201610017237 A CN201610017237 A CN 201610017237A CN 105504842 A CN105504842 A CN 105504842A
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- emulsified
- preparation
- vehicle exhaust
- bituminous materials
- emulsified asphalt
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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
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
The invention discloses an emulsified asphalt material for degrading automobile exhaust and a preparation method thereof. The material is prepared from 100 parts of emulsified asphalt and 5-15 parts of additive. The additive is a nanometer titanium dioxide photocatalyst. The particle granularity of nanometer titanium dioxide photocatalyst is 5-15 nm. The nanometer titanium dioxide photocatalyst is of an anatase type. Emulsified asphalt is emulsified asphalt with solid content of 45-75% by mass. The invention further provides the preparation method of the emulsified asphalt material for degrading automobile exhaust. The method includes the steps of mixing, by mass, 100 parts of emulsified asphalt and 5-15 parts of nanometer titanium dioxide photocatalyst with particle granularity of 5-15 nm, stirring the materials through a high-speed shearing machine, and conducting ultrasonic dispersion at the same time. By means of the emulsified asphalt material and the preparation method, the photocatalyst effect is good, nitric oxide and hydrocarbon in automobile exhaust can be effectively degraded, the additive is dispersed evenly in emulsified asphalt, the visible light utilization rate is high, and preparation is easy and convenient.
Description
Technical field
The present invention relates to a kind of bituminous material and preparation method thereof, particularly, relate to emulsified bituminous materials of a kind of vehicle exhaust of degrading and preparation method thereof.
Background technology
Along with the fast development of automotive industry, China's automobile pollution continues soaring, bring convenient of automobile and comfortablely come into huge numbers of families gradually, and meanwhile, the health of vehicle exhaust on The Surroundings in Cities and the mankind causes serious impact endlessly.When vehicle is less, the self-purification capacity of air still can the not high vehicle exhaust of purified concentrations, but along with the increase of the volume of traffic, particularly when traffic congestion becomes normalization, the self-purification capacity of air just seems helpless, and the harm of vehicle exhaust is mainly manifested in the aspects such as haze weather takes place frequently, human respiratory system's disease." Chinese Motor Vehicle Pollution Prevention annual report in 2012 " shows, China becomes motor vehicle production and marketing first big country of the world in continuous 3 years, automobile pollution is the major reason causing photo-chemical smog, gray haze, China's air-polluting important sources, the urgency of China's Preventing Automobile Exhaust work as can be seen here.
Data shows according to statistics, and in city, every thousand automobiles about discharge CO3000kg every day, and HC is about 200kg ~ 400kg, NO
xabout 50kg ~ 150kg.Automobile exhaust pollution to the contribution rate of big city air pollution index up to 60%.In the Air Pollutants Emissions of for example U.S. CO 66%, NO
x43%, HC 31%, CO
233%, 20% discharge all coming from automobile of particulate.
Building in ground surface material the additive adding and there is photocatalysis performance, become a kind of way of degraded vehicle exhaust problem, the nano titanium oxide with photocatalysis property is joined in pitch, there is the problem that dispersion effect is not good, in bituminous pavement, vehicle exhaust is also a problem with effective contact of titanium dioxide.
Summary of the invention
The object of this invention is to provide a kind of emulsified bitumen for oxynitride and hydrocarbon polymer in vehicle exhaust of degrading and preparation method thereof, photocatalysis effect is good, can effectively to degrade oxynitride in vehicle exhaust and hydrocarbon polymer, additive is uniformly dispersed in emulsified bitumen, visible ray utilization ratio is high, prepares easy.The biodegradable vehicle tail gas emulsified bitumen of preparation may be used for the agglutinate of micro-surface area or mist sealing.
In order to achieve the above object, the invention provides a kind of emulsified bituminous materials of vehicle exhaust of degrading, wherein, this material comprises according to the mass fraction: emulsified bitumen 100 parts, additive 5 ~ 15 parts; Described additive is photocatalyst.
The emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, described emulsified bitumen is that solid content is the emulsified bitumen of 45% ~ 75% in mass.The character of emulsified bitumen is specifically determined, by different polymer modifications by the requirement used.
The emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, described additive is nano titanium dioxide photocatalyst, and its composition is nano titanium oxide.
The emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, the grain diameter of described nano titanium oxide is 5 ~ 15nm.
The emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, described nano titanium oxide is anatase titanium dioxide.
Present invention also offers a kind of preparation method of emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, described method the nano titanium dioxide photocatalyst that is 5 ~ 15nm by the emulsified bitumen of massfraction 100 parts and the particle diameter of 5 ~ 15 parts is mixed merga pass high-speed shearing machine stir, and carries out ultrasonic disperse simultaneously; Described mixing is joined in emulsified bitumen by nano titanium dioxide photocatalyst.Described emulsified bitumen is that solid content is the emulsified bitumen of 45% ~ 75% in mass.
The preparation method of the emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, the rotating speed of described high-speed shearing machine is 6000 ~ 11000rpm.
The preparation method of the emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, the high speed shear time of described high-speed shearing machine is 5 ~ 15min.
The preparation method of the emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, the frequency of described ultrasonic disperse is 40 ~ 50Hz.
The preparation method of the emulsified bituminous materials of above-mentioned degraded vehicle exhaust, wherein, the time of described ultrasonic disperse is 5 ~ 15min.Emulsified bituminous materials of degraded vehicle exhaust provided by the invention and preparation method thereof has the following advantages:
The additive that this emulsified bitumen is selected is nano titanium dioxide photocatalyst, utilize the efficient photocatalysis efficiency of nano titanium oxide, make this emulsified bitumen have automobile exhaust degrading effect, additive is uniformly dispersed in emulsified bitumen, visible ray utilization ratio is high, prepares easy.The biodegradable vehicle tail gas emulsified bitumen of preparation may be used for the agglutinate of micro-surface area or mist sealing.Especially have broad application prospects in Road maintenance maintenance.
Embodiment
Below the specific embodiment of the present invention is further described.
The emulsified bituminous materials of degraded vehicle exhaust provided by the invention, this material comprises according to the mass fraction: emulsified bitumen 100 parts, additive 5 ~ 15 parts.
This additive is photocatalyst.This additive is nano titanium dioxide photocatalyst, and its composition is nano titanium oxide.The grain diameter of nano titanium oxide is 5 ~ 15nm.This nano titanium oxide is anatase titanium dioxide.
Emulsified bitumen is that solid content is the emulsified bitumen of 45% ~ 75% in mass.The character of emulsified bitumen is specifically determined, by different polymer modifications by the requirement used.
Present invention also offers a kind of preparation method of emulsified bituminous materials of above-mentioned degraded vehicle exhaust, it the nano titanium dioxide photocatalyst that is 5 ~ 15nm by the emulsified bitumen of massfraction 100 parts and the particle diameter of 5 ~ 15 parts is mixed merga pass high-speed shearing machine stir, and carries out ultrasonic disperse simultaneously; Described mixing is joined in emulsified bitumen by nano titanium dioxide photocatalyst.Emulsified bitumen is that solid content is the emulsified bitumen of 45% ~ 75% in mass.
The rotating speed of high-speed shearing machine is 6000 ~ 11000rpm.The high speed shear time of high-speed shearing machine is 5 ~ 15min.
The frequency of ultrasonic disperse is 40 ~ 50Hz.The time of ultrasonic disperse is 5 ~ 15min.
By the following examples embodiments of the present invention are described in detail.
Embodiment 1
5 parts of these photocatalysts are joined in 100 parts of modified emulsifying asphalts (solid content 65%), adopt high-shear dispersion machine at rotating speed be after disperseing 5min under the condition of 7000rpm when frequency is 40Hz ultrasonic disperse 10min.
Embodiment 2
10 parts of these photocatalysts are joined in 100 parts of common emulsified asphalt (solid content 70%), with high-shear dispersion machine at rotating speed be after disperseing 10min under the condition of 9000rpm when frequency is 45Hz ultrasonic disperse 7min.
Embodiment 3
15 parts of these photocatalysts are joined in 100 parts of common emulsified asphalt (solid content 65%), with high-shear dispersion machine at rotating speed be after disperseing 5min under the condition of 10000rpm when frequency is 50Hz ultrasonic disperse 10min.
The micro-surface area adopting above-described embodiment 1 emulsified bitumen to prepare and containing the automobile exhaust degrading effect of sand mist sealing as following table 1.
Micro-surface area is the preventive maintenance method grown up on slurry seal basis.Principle of work is aggregate chips or sand, filler (cement, lime, flyash, stone flour etc.) and modified emulsifying asphalt, additive and water with having certain grating, and mixing becomes flow model compound by a certain percentage, the more even sealing of spread on road surface.Containing the compound that sand mist sealing is made up of the mist sealing material being main component with modified emulsifying asphalt, polymeric additive and sand, adopt special containing sand mist sealing high pressure spraying vehicle, bituminous pavement sprays and forms skim, play closed pavement microcrack, prevent loose building stones from coming off, stop moisture under the effect of oozing, and can delay pavement asphalt aging, reduce oil mat temperature and keep pavement skid resistance condition, reach the effect significantly improving road surface outward appearance.
Table 1: automobile exhaust degrading rate.
As can be seen from the above data, emulsified bitumen photocatalysis effect provided by the invention is good.
Emulsified bituminous materials of degraded vehicle exhaust provided by the invention and preparation method thereof, photocatalysis effect is good, can effectively degrade oxynitride in vehicle exhaust and hydrocarbon polymer, and additive is uniformly dispersed in emulsified bitumen, visible ray utilization ratio is high, prepares easy.The biodegradable vehicle tail gas emulsified bitumen of preparation may be used for micro-surface area or the agglutinate containing sand mist sealing.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. degrade the emulsified bituminous materials of vehicle exhaust, it is characterized in that, this material comprises according to the mass fraction: emulsified bitumen 100 parts, additive 5 ~ 15 parts; Described additive is photocatalyst.
2. the emulsified bituminous materials of degraded vehicle exhaust as claimed in claim 1, it is characterized in that, described emulsified bitumen is that solid content is the emulsified bitumen of 45% ~ 75% in mass.
3. the emulsified bituminous materials of degraded vehicle exhaust as claimed in claim 1, it is characterized in that, described additive is nano titanium dioxide photocatalyst.
4. the emulsified bituminous materials of degraded vehicle exhaust as claimed in claim 3, it is characterized in that, the grain diameter of described nano titanium oxide is 5 ~ 15nm.
5. the emulsified bituminous materials of degraded vehicle exhaust as claimed in claim 4, it is characterized in that, described nano titanium oxide is anatase titanium dioxide.
6. the preparation method as the emulsified bituminous materials of the degraded vehicle exhaust in claim 1 ~ 5 as described in any one, it is characterized in that, described method the nano titanium dioxide photocatalyst that is 5 ~ 15nm by the emulsified bitumen of massfraction 100 parts and the particle diameter of 5 ~ 15 parts is mixed merga pass high-speed shearing machine stir, and carries out ultrasonic disperse simultaneously.
7. the preparation method of the emulsified bituminous materials of degraded vehicle exhaust as claimed in claim 6, it is characterized in that, the rotating speed of described high-speed shearing machine is 6000 ~ 11000rpm.
8. the preparation method of the emulsified bituminous materials of degraded vehicle exhaust as claimed in claim 7, it is characterized in that, the high speed shear time of described high-speed shearing machine is 5 ~ 15min.
9. the preparation method of the emulsified bituminous materials of degraded vehicle exhaust as claimed in claim 6, it is characterized in that, the frequency of described ultrasonic disperse is 40 ~ 50Hz.
10. the preparation method of the emulsified bituminous materials of degraded vehicle exhaust as claimed in claim 9, it is characterized in that, the time of described ultrasonic disperse is 5 ~ 15min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610017237.XA CN105504842A (en) | 2016-01-12 | 2016-01-12 | Emulsified asphalt material for degrading automobile exhaust and preparation method thereof |
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|---|---|---|---|
| CN201610017237.XA CN105504842A (en) | 2016-01-12 | 2016-01-12 | Emulsified asphalt material for degrading automobile exhaust and preparation method thereof |
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| CN105504842A true CN105504842A (en) | 2016-04-20 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106189861A (en) * | 2016-08-09 | 2016-12-07 | 广东省长大公路工程有限公司 | Photocatalytic nanometer spray paint and preparation method thereof |
| CN108250767A (en) * | 2016-12-28 | 2018-07-06 | 岑祚师 | It is a kind of for modified asphalt material of road and preparation method thereof |
| CN108276785A (en) * | 2017-12-27 | 2018-07-13 | 孝感市元达新材料科技有限公司 | A kind of road scavenging material and preparation method thereof |
| CN108822564A (en) * | 2018-05-18 | 2018-11-16 | 重庆交通大学 | A kind of g-C3N4/TiO2Photocatalysis emulsified asphalt and preparation method thereof |
| CN109833913A (en) * | 2019-03-14 | 2019-06-04 | 福州大学 | Using regeneration asphalt aggregate as photocatalysis aggregate of matrix and preparation method thereof |
| CN110437634A (en) * | 2019-07-11 | 2019-11-12 | 上海市政工程设计研究总院（集团）有限公司 | A kind of preparation method of the road surface reduction sealing of biodegradable vehicle tail gas |
| CN110437633A (en) * | 2019-07-11 | 2019-11-12 | 上海市政工程设计研究总院（集团）有限公司 | A kind of road surface reduction sealing of biodegradable vehicle tail gas |
| CN110777606A (en) * | 2019-11-12 | 2020-02-11 | 河北工业大学 | Preparation method of sand-containing fog seal pavement material with function of degrading automobile exhaust |
| CN110872444A (en) * | 2018-08-30 | 2020-03-10 | 中国石油化工股份有限公司 | Emulsified asphalt material for purifying automobile exhaust and preparation method thereof |
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| CN103232715A (en) * | 2013-05-13 | 2013-08-07 | 东南大学 | Nanoscale automobile exhaust absorption type modified emulsified asphalt and preparation method thereof |
| CN104804445A (en) * | 2015-05-07 | 2015-07-29 | 江苏中路工程技术研究院有限公司 | Pavement tail gas degradation fog sealing layer material and preparation method thereof |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106189861A (en) * | 2016-08-09 | 2016-12-07 | 广东省长大公路工程有限公司 | Photocatalytic nanometer spray paint and preparation method thereof |
| CN108250767A (en) * | 2016-12-28 | 2018-07-06 | 岑祚师 | It is a kind of for modified asphalt material of road and preparation method thereof |
| CN108276785A (en) * | 2017-12-27 | 2018-07-13 | 孝感市元达新材料科技有限公司 | A kind of road scavenging material and preparation method thereof |
| CN108822564A (en) * | 2018-05-18 | 2018-11-16 | 重庆交通大学 | A kind of g-C3N4/TiO2Photocatalysis emulsified asphalt and preparation method thereof |
| CN110872444A (en) * | 2018-08-30 | 2020-03-10 | 中国石油化工股份有限公司 | Emulsified asphalt material for purifying automobile exhaust and preparation method thereof |
| CN109833913B (en) * | 2019-03-14 | 2021-06-22 | 福州大学 | Photocatalytic aggregate with recycled asphalt aggregate as matrix and preparation method thereof |
| CN109833913A (en) * | 2019-03-14 | 2019-06-04 | 福州大学 | Using regeneration asphalt aggregate as photocatalysis aggregate of matrix and preparation method thereof |
| CN110437633A (en) * | 2019-07-11 | 2019-11-12 | 上海市政工程设计研究总院（集团）有限公司 | A kind of road surface reduction sealing of biodegradable vehicle tail gas |
| CN110437634A (en) * | 2019-07-11 | 2019-11-12 | 上海市政工程设计研究总院（集团）有限公司 | A kind of preparation method of the road surface reduction sealing of biodegradable vehicle tail gas |
| CN110437633B (en) * | 2019-07-11 | 2023-01-24 | 上海市政工程设计研究总院（集团）有限公司 | Road surface reduction seal capable of degrading automobile exhaust |
| CN110437634B (en) * | 2019-07-11 | 2023-03-31 | 上海市政工程设计研究总院（集团）有限公司 | Preparation method of road surface reduction sealing layer capable of degrading automobile exhaust |
| CN110777606A (en) * | 2019-11-12 | 2020-02-11 | 河北工业大学 | Preparation method of sand-containing fog seal pavement material with function of degrading automobile exhaust |
| CN110777606B (en) * | 2019-11-12 | 2021-10-08 | 河北工业大学 | Preparation method of sand-containing fog seal pavement material with function of degrading automobile exhaust |
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Application publication date: 20160420 |