CN104817850A - Compound buton rock modified asphalt of nano material for heavy-loaded traffic road and preparation technology of compound buton rock modified asphalt - Google Patents
Compound buton rock modified asphalt of nano material for heavy-loaded traffic road and preparation technology of compound buton rock modified asphalt Download PDFInfo
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- CN104817850A CN104817850A CN201510234591.3A CN201510234591A CN104817850A CN 104817850 A CN104817850 A CN 104817850A CN 201510234591 A CN201510234591 A CN 201510234591A CN 104817850 A CN104817850 A CN 104817850A
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Abstract
The invention discloses a compound buton rock modified asphalt of a nano material. The compound buton rock modified asphalt is prepared from matrix asphalt, buton rock asphalt and nano titanium dioxide, wherein the content of buton rock is 5%-30% of weight of the matrix asphalt; the content of the nano titanium dioxide is 0.08%-0.3% of weight of the matrix asphalt; and the preparation method of the compound buton rock modified asphalt of the nano material comprises the following steps: (1) heating the matrix asphalt to 135-160 DEG C, slowly adding weighed nano titanium dioxide, and shearing at a high speed for 10-30 minutes so as to evenly mix the matrix asphalt and nano titanium dioxide; and (2) heating the asphalt mixture in the step 1 to 170-175 DEG C, slowly adding the weighed buton rock asphalt, and shearing at the high speed for 10-30 minutes, so as to prepare the compound buton rock modified asphalt of the nano material. According to the modified asphalt prepared by the method, the storage stability of the asphalt, and the temperature sensitivity (high-temperature rutting resistance and low-temperature crack resistance) and ultraviolet radiation aging resistance of the asphalt can be improved; furthermore, a nitric oxide in an automobile exhaust can also be effectively decomposed; and the compound buton rock modified asphalt has the effect of purifying air, and also has good social and environmental benefits.
Description
Technical field
The present invention relates to honest rock modifying asphalt of the composite cloth of a kind of nano material for Heavy Traffic road and preparation method thereof, belong to road pavement field of material technology
Background technology
In recent years, the fast development of Chinese society economy brings the quick growth of trip demand, plain asphalt road surface to be open to traffic shortly to have occurred road disease, as cold cracking, rut, Moisture Damage, hole groove etc., caused serious harm.SBS Modified Bitumen Pavement is widely used in this context, but SBS belongs to thermoplastic elastomer class properties-correcting agent, and petroleum pitch poor compatibility own, its modification has to pass through pre-mixing, easy generation segregation, still can cause road surface to produce early disease after construction; The modification technologies such as natural rock asphalt also arise at the historic moment.
BUTON rock asphalt originates from South Pacific Indonesia Sulawesi province Bu Dun island, and BUTON rock asphalt is the deposition change of oil through reaching 1 years in rock crack, at heat, pressure, be oxidized, melt the comprehensive action of matchmaker, bacterium under the pitch class thing that generates.Containing the rock asphalt of 25% ± 3% in BUTON rock asphalt, it is as the one of broad sense modifying asphalt, has stable in properties, consistency is good.
Nano-material modified pitch is the hot-point and frontier problem in road traffic investigation of materials, nano-material modified pitch is different from other modifying asphalts, basic reason is that nano-material modified pitch changes asphalt performance from microtexture, fundamentally significantly improves asphalt performance.Along with the development of China's transportation industry, motor vehicle exhaust has become China's air-polluting main source, and research and development environment-friendly type ground surface material has also become the inexorable trend of road surface type material.
Summary of the invention
Object of the present invention is just to provide honest rock modifying asphalt of the composite cloth of a kind of nano material and preparation method thereof, improves stability and the anti-ultraviolet aging ability of the honest rock modifying asphalt of cloth, thus extends the weather resistance of the honest rock modifying asphalt of cloth; The nano material of adding can oxynitride effectively in decomposing automobile exhaust, purifies air.
For achieving the above object, patent of the present invention adopts following technical scheme: the honest rock modifying asphalt of the composite cloth of a kind of nano material, be made up of matrix pitch, BUTON rock asphalt, nanometer titanium dioxide, wherein the honest rock content of cloth is 5% ~ 30% of matrix pitch weight, and Nanometer Titanium Dioxide powder content is 0.08% ~ 0.3% of matrix pitch weight.
Preferably consist of: BUTON rock asphalt content is 5% ~ 30% of matrix pitch weight, Nanometer Titanium Dioxide powder content is 0.08% ~ 0.3% of matrix pitch weight.
Preferably, the penetration degree of described matrix pitch is 40 ~ 100dmm, softening temperature is 40 DEG C ~ 50 DEG C.
Preferably, the rock asphalt content 25% ± 3% of described BUTON rock asphalt, trieline solubleness 25% ~ 27%, flash-point >=230 DEG C, loss on heating < 2.0%, water content < 2%.
Preferably, described nanometer titanium dioxide is Rutile type Titanium Dioxide, and outward appearance is fluffy white powder, rutile content more than 99.8%, and described nanometer titanium dioxide particle diameter is advisable between 15 ~ 100nm.
Prepare the method for the honest rock modifying asphalt of the composite cloth of nano material, comprise the steps:
(1) matrix pitch is heated to 135 DEG C ~ 160 DEG C, slowly adds load weighted nanometer titanium dioxide, high speed shear 10 ~ 30 minutes, makes it mix;
(2) asphalt mixture of step 1 is heated to 170 DEG C ~ 175 DEG C, slowly adds load weighted BUTON rock asphalt, high speed shear 10 ~ 30 minutes, the honest rock modifying asphalt of the composite cloth of nano material can be prepared.
In matrix pitch, add the interpolation time controling of nanometer titanium dioxide in described step 1 in 5 minutes, the mixture temperature after adding is lower than 170 DEG C.
Described step 1,2 high speed shears shearing rates are 3000 ~ 5000r/min.
Beneficial effect: the composite cloth of a kind of nano material of the present invention honest rock modifying asphalt adopts above technical scheme compared with prior art, has technique effect:
1, be uniformly distributed nanometer titanium dioxide in product, the storage stability of product can be improved;
2, the anti-ultraviolet aging ability of product effectively improves, and extends the work-ing life on road surface;
3, product can oxynitride effectively in decomposing automobile exhaust, has the effect purified air;
4, product temperature sensitivity be improved significantly, its high temperature Rut resistance, low temperature anti-cracking performance promote significantly.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated, but therefore do not limit the present invention among described scope of embodiments, do not deviating under technical solution prerequisite of the present invention, any change that those of ordinary skill in the art made for the present invention easily realize or change all will fall within right of the present invention.
Embodiment 1: the honest rock modifying asphalt of the composite cloth of a kind of nano material, be made up of the raw material of following mass parts:
Matrix pitch 100kg; Nanometer titanium dioxide 0.08kg; BUTON rock asphalt 5kg;
The preparation method of the honest rock modifying asphalt of the composite cloth of nano material, is characterized in that comprising the following steps:
1), each component is taken by quality proportioning;
2), by matrix pitch be heated to 160 DEG C, slowly add load weighted nanometer titanium dioxide, high speed shear 30 minutes, makes it mix;
3), by the asphalt mixture of step 2 be heated to 175 DEG C, slowly add load weighted BUTON rock asphalt, high speed shear 30 minutes, the honest rock modifying asphalt of the composite cloth of nano material can be prepared.
Embodiment 2: the honest rock modifying asphalt of the composite cloth of a kind of nano material, be made up of the raw material of following mass parts:
Matrix pitch 100kg; Nanometer titanium dioxide 0.15kg; BUTON rock asphalt 15kg;
Preparation method is with embodiment 1.
Embodiment 3: the honest rock modifying asphalt of the composite cloth of a kind of nano material, be made up of the raw material of following mass parts:
Matrix pitch 100kg; Nanometer titanium dioxide 0.3kg; BUTON rock asphalt 30kg;
Preparation method is with embodiment 1.
Effect test
Matrix pitch adopts AH-70, nanometer titanium dioxide adopts particle diameter 30nm's, the honest rock modifying asphalt of the composite cloth of nano material is prepared according to example 1,2,3 method, the testing inspection of relevant item is carried out according to " standard specification for construction and acceptance of highway asphalt pavement " (JTG F40-2004), test method is according to " highway engineering pitch and Asphalt Mixture Experiment code " (JTG E20-2011), and detected result is as shown in table 1.
The honest rock performance of modified bitumen of the composite cloth of table 1 nano material detects
Claims (7)
1. the honest rock modifying asphalt of the composite cloth of the nano material for Heavy Traffic road, it is characterized in that: be made up of matrix pitch, BUTON rock asphalt, nanometer titanium dioxide, wherein BUTON rock asphalt content is 5% ~ 30% of matrix pitch weight, and Nanometer Titanium Dioxide powder content is 0.08% ~ 0.3% of matrix pitch weight.
2. the honest rock modifying asphalt of the composite cloth of nano material according to claim 1, is characterized in that: the penetration degree of described matrix pitch is 40 ~ 100dmm, softening temperature is 40 DEG C ~ 50 DEG C.
3. the honest rock modifying asphalt of the composite cloth of nano material according to claim 1, it is characterized in that: the rock asphalt content 25% ± 3% of described BUTON rock asphalt, trieline solubleness 25% ~ 27%, flash-point >=230 DEG C, loss on heating < 2%, water content < 2%.
4. the honest rock modifying asphalt of the composite cloth of nano material according to claim 1, it is characterized in that: described nanometer titanium dioxide is Rutile type Titanium Dioxide, outward appearance is fluffy white powder, rutile content more than 99.8%, and described nanometer titanium dioxide particle diameter is between 15 ~ 100nm.
5. the preparation method of the honest rock modifying asphalt of the composite cloth of nano material according to claims 1 to 4, is characterized in that: comprise the steps:
(1) matrix pitch is heated to 135 DEG C ~ 160 DEG C, slowly adds load weighted nanometer titanium dioxide, high speed shear 10 ~ 30 minutes, makes it mix;
(2) asphalt mixture of step 1 is heated to 165 DEG C ~ 175 DEG C, slowly adds load weighted BUTON rock asphalt, high speed shear 10 ~ 30 minutes, the honest rock modifying asphalt of the composite cloth of nano material can be prepared.
6. the preparation method of the honest rock modifying asphalt of the composite cloth of nano material according to claim 5, is characterized in that: in matrix pitch, add the interpolation time controling of nanometer titanium dioxide in described step 1 in 5min, the mixture temperature after adding is lower than 170 DEG C.
7. the preparation method of the honest rock modifying asphalt of the composite cloth of nano material according to claim 5, is characterized in that: in described step 1,2, and high-speed shearing machine shearing rate is 3000 ~ 5000r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510234591.3A CN104817850A (en) | 2015-05-11 | 2015-05-11 | Compound buton rock modified asphalt of nano material for heavy-loaded traffic road and preparation technology of compound buton rock modified asphalt |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510234591.3A CN104817850A (en) | 2015-05-11 | 2015-05-11 | Compound buton rock modified asphalt of nano material for heavy-loaded traffic road and preparation technology of compound buton rock modified asphalt |
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| CN104817850A true CN104817850A (en) | 2015-08-05 |
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| CN201510234591.3A Pending CN104817850A (en) | 2015-05-11 | 2015-05-11 | Compound buton rock modified asphalt of nano material for heavy-loaded traffic road and preparation technology of compound buton rock modified asphalt |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504842A (en) * | 2016-01-12 | 2016-04-20 | 上海市政工程设计研究总院（集团）有限公司 | Emulsified asphalt material for degrading automobile exhaust and preparation method thereof |
| CN107325568A (en) * | 2017-06-29 | 2017-11-07 | 安徽和轩岩沥青科技有限公司 | A kind of preparation method of BUTON rock asphalt modified asphalt mixture |
| CN110872445A (en) * | 2018-08-30 | 2020-03-10 | 中国石油化工股份有限公司 | Asphalt modifier for purifying automobile exhaust, asphalt material and preparation method thereof |
| CN111808432A (en) * | 2020-06-21 | 2020-10-23 | 江阴市新远见工程有限公司 | Foaming warm mix asphalt mixture and processing technology thereof |
| CN114133755A (en) * | 2021-12-21 | 2022-03-04 | 太仓市路桥工程有限公司 | Modified asphalt for prolonging service life of asphalt pavement and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10176112A (en) * | 1996-12-19 | 1998-06-30 | Keiichiro Miwa | Paving material for road, etc. |
| CN1482178A (en) * | 2003-07-28 | 2004-03-17 | 东南大学 | Asphalt with tail gas reducing function and its preparing process |
| CN103819913A (en) * | 2014-02-21 | 2014-05-28 | 淄博京源新材料科技有限公司 | High-performance modified asphalt, and preparation method and preparation apparatus thereof |
-
2015
- 2015-05-11 CN CN201510234591.3A patent/CN104817850A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10176112A (en) * | 1996-12-19 | 1998-06-30 | Keiichiro Miwa | Paving material for road, etc. |
| CN1482178A (en) * | 2003-07-28 | 2004-03-17 | 东南大学 | Asphalt with tail gas reducing function and its preparing process |
| CN103819913A (en) * | 2014-02-21 | 2014-05-28 | 淄博京源新材料科技有限公司 | High-performance modified asphalt, and preparation method and preparation apparatus thereof |
Non-Patent Citations (1)
| Title |
|---|
| 马骉等: ""纳米TiO2对沥青抗紫外线老化能力的影响"", 《公路》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105504842A (en) * | 2016-01-12 | 2016-04-20 | 上海市政工程设计研究总院（集团）有限公司 | Emulsified asphalt material for degrading automobile exhaust and preparation method thereof |
| CN107325568A (en) * | 2017-06-29 | 2017-11-07 | 安徽和轩岩沥青科技有限公司 | A kind of preparation method of BUTON rock asphalt modified asphalt mixture |
| CN110872445A (en) * | 2018-08-30 | 2020-03-10 | 中国石油化工股份有限公司 | Asphalt modifier for purifying automobile exhaust, asphalt material and preparation method thereof |
| CN111808432A (en) * | 2020-06-21 | 2020-10-23 | 江阴市新远见工程有限公司 | Foaming warm mix asphalt mixture and processing technology thereof |
| CN114133755A (en) * | 2021-12-21 | 2022-03-04 | 太仓市路桥工程有限公司 | Modified asphalt for prolonging service life of asphalt pavement and preparation method thereof |
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Application publication date: 20150805 |