CN109401348A - A kind of anti-aging modified pitch - Google Patents
A kind of anti-aging modified pitch Download PDFInfo
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- CN109401348A CN109401348A CN201811388188.6A CN201811388188A CN109401348A CN 109401348 A CN109401348 A CN 109401348A CN 201811388188 A CN201811388188 A CN 201811388188A CN 109401348 A CN109401348 A CN 109401348A
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- pitch
- asphalt
- modified pitch
- added
- aging modified
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
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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
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
- C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- 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)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
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- Organic Chemistry (AREA)
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Abstract
The invention mainly relates to technical field of buildings, a kind of anti-aging modified pitch is disclosed, is prepared from the following raw materials: matrix pitch 95 ~ 100, aliphatic polyurethane resin 4.9 ~ 5.3, asbestos fibre 3.3 ~ 3.5, cerium oxide 2.2 ~ 2.4, SBS asphalt modifier 1.7 ~ 1.9, nonylphenol polyoxyethylene ether 1.2 ~ 1.4, asphalt stabilizer 0.3 ~ 0.5, graphene 0.5 ~ 0.7；Anti-aging modified pitch provided by the invention, raw material sources are extensive, and preparation is simple, it is cheap, there is stronger antifatigue and anti-rut behavior under high temperature, embrittlement does not occur under low temperature, ultraviolet light and vehicle can be delayed to leak diesel oil, machine oil and gasoline to ageing of asphalt, extend the service life on road surface；Aliphatic polyurethane resin will be added after matrix pitch heating melting and SBS asphalt modifier carries out heat preservation swelling, makes the abundant branch knot of three, improve the mobility of pitch, be conducive to construction.
Description
Technical field
The invention mainly relates to technical field of buildings more particularly to a kind of anti-aging modified pitch.
Background technique
Pitch is a kind of waterproof and dampproof and corrosion-resistant organic cementitious material, be mainly used for the industry such as coating, plastics, rubber with
And surfacing etc., when pitch is used for road, with the magnitude of traffic flow and traveling frequency sharp increase, the axis weight of freight is continuous
Increase, it is desirable to further increase road surface resistance to flow, i.e., the ability of Rut resistance under high temperature；Improve flexible and elasticity, i.e. low temperature
The ability of lower cracking resistance, therefore there have been modified pitch that is many kinds of, coming in every shape, but modified pitch changes at present
Property performance be not obvious, it is and expensive, while modified pitch is but neglected mostly with high temperature resistant and low temperature resistant for main modified purpose
The damage of ultraviolet light and vehicle leakage diesel oil, machine oil and gasoline to pitch is omited.
It is numerous that existing 106147255 A of patent document CN provides a kind of efficiently anti-aging modified pitch, modified feedstock component
More, obtained modified pitch has certain resistant to high temperatures and low temperature resistivity, but leaks diesel oil, machine oil for ultraviolet light and vehicle
It is weaker with the ageing resistance of gasoline.
Summary of the invention
In order to make up the defect of prior art, the object of the present invention is to provide a kind of anti-aging modified pitch.
A kind of anti-aging modified pitch, is made of raw material from the following weight: matrix pitch 95 ~ 100, aliphatic polyurethane
Resin 4.9 ~ 5.3, asbestos fibre 3.3 ~ 3.5, cerium oxide 2.2 ~ 2.4, SBS asphalt modifier 1.7 ~ 1.9, Nonyl pheno
Ether 1.2 ~ 1.4, asphalt stabilizer 0.3 ~ 0.5, graphene 0.5 ~ 0.7.
The asphalt stabilizer, is made of raw material from the following weight: zinc acetate 4.1 ~ 4.3, methyl cyclopentadiene 2.4
~ 2.6, ethyl alcohol 8 ~ 10.
A kind of preparation method of anti-aging modified pitch, comprising the following steps:
(1) matrix pitch is heated to 180 ~ 190 DEG C, is transferred in production tank, keeps the temperature 10 ~ 15min, obtain heated asphalt；
(2) aliphatic polyurethane resin and SBS asphalt modifier are added in heated asphalt, are stirred evenly, heat preservation swelling 40 ~
50min makes the abundant branch knot of three, improves the mobility of pitch, is conducive to construction, improves weatherability and anti-diesel oil, machine oil and gasoline
Ageing properties, obtain swelling pitch；
(3) cerium oxide and graphene are added in swelling pitch, are stirred evenly, sheared using colloid mill in 6000 ~ 7000r/min
3 ~ 4 times, promotes raw material to combine, improve the load-bearing capacity and anti-ultraviolet aging performance of pitch, avoid pavement asphalt through ultraviolet light
Occur embrittlement and phenomenon of rupture after irradiating repeatedly, continues shearing 2 ~ 3 times after asbestos fibre is added, improve the wearability of pitch, prolong
Long life obtains shearing pitch；
(4) nonylphenol polyoxyethylene ether and asphalt stabilizer are mixed, is stirred evenly, in 65 ~ 75 DEG C of 10 ~ 15min of heat preservation, is added
It shears in pitch, is uniformly mixed, is transferred to development tank, in 180 ~ 190 DEG C of 20 ~ 30min of development, improve the viscosity of pitch, reduce needle
In-degree enhances the high temperature and low temperature tolerant performance of pitch, improves ultraviolet light tolerance, obtains anti-aging modified pitch.
The development of the step (4), the revolving speed of blender are 21 ~ 23r/min.
The invention has the advantages that anti-aging modified pitch provided by the invention, raw material sources are extensive, and preparation is simple, price
It is cheap, there is stronger antifatigue and anti-rut behavior under high temperature, embrittlement does not occur under low temperature, ultraviolet light and vehicle can be delayed
Diesel oil, machine oil and gasoline are leaked to ageing of asphalt, extends the service life on road surface；Fat will be added after matrix pitch heating melting
Race's polyurethane resin and SBS asphalt modifier carry out heat preservation swelling, make the abundant branch knot of three, improve the mobility of pitch, be conducive to
Construction improves the ageing properties of weatherability and anti-diesel oil, machine oil and gasoline；Cerium oxide and graphene are added, and carries out low speed
Shearing promotes raw material to combine, improves the load-bearing capacity and anti-ultraviolet aging performance of pitch, avoid pavement asphalt anti-through ultraviolet light
There is embrittlement and phenomenon of rupture after penetrating in note in reply, and continues to shear after adding asbestos fibre, improves the wearability of pitch, extends
Service life；It is added in shearing pitch after nonylphenol polyoxyethylene ether and asphalt stabilizer heat preservation are sufficiently mixed, improves pitch
Viscosity, reduce needle penetration, enhance the high temperature and low temperature tolerant performance of pitch, improve ultraviolet light tolerance, extend pitch
Service life.
Specific embodiment
Illustrate the present invention with specific embodiment below.
Embodiment 1
A kind of anti-aging modified pitch, is made of raw material from the following weight: matrix pitch 95, aliphatic polyurethane resin 4.9,
Asbestos fibre 3.3, cerium oxide 2.2, SBS asphalt modifier 1.7, nonylphenol polyoxyethylene ether 1.2, asphalt stabilizer 0.3, graphite
Alkene 0.5.
The asphalt stabilizer, is made of raw material from the following weight: zinc acetate 4.1, methyl cyclopentadiene 2.4, second
Alcohol 8.
A kind of preparation method of anti-aging modified pitch, comprising the following steps:
(1) matrix pitch is heated to 180 DEG C, is transferred in production tank, keeps the temperature 10min, obtain heated asphalt；
(2) aliphatic polyurethane resin and SBS asphalt modifier are added in heated asphalt, are stirred evenly, heat preservation swelling
40min makes the abundant branch knot of three, improves the mobility of pitch, is conducive to construction, improves weatherability and anti-diesel oil, machine oil and gasoline
Ageing properties, obtain swelling pitch；
(3) cerium oxide and graphene are added in swelling pitch, are stirred evenly, sheared 3 times using colloid mill in 6000r/min,
Promote raw material combine, improve the load-bearing capacity and anti-ultraviolet aging performance of pitch, avoid pavement asphalt through ultraviolet light repeatedly according to
Occur embrittlement and phenomenon of rupture after penetrating, continues shearing 2 times after asbestos fibre is added, improve the wearability of pitch, extend and use the longevity
Life, obtains shearing pitch；
(4) nonylphenol polyoxyethylene ether and asphalt stabilizer are mixed, is stirred evenly, in 65 DEG C of heat preservation 10min, shearing drip is added
It in blueness, is uniformly mixed, is transferred to development tank, in 180 DEG C of development 20min, the revolving speed of blender is 21r/min, improves the viscous of pitch
Degree reduces needle penetration, enhances the high temperature and low temperature tolerant performance of pitch, improves ultraviolet light tolerance, obtains anti-aging modified drip
It is green.
Embodiment 2
A kind of anti-aging modified pitch, is made of raw material from the following weight: matrix pitch 98, aliphatic polyurethane resin 5.1,
Asbestos fibre 3.4, cerium oxide 2.3, SBS asphalt modifier 1.8, nonylphenol polyoxyethylene ether 1.3, asphalt stabilizer 0.4, graphite
Alkene 0.6.
The asphalt stabilizer, is made of raw material from the following weight: zinc acetate 4.2, methyl cyclopentadiene 2.5, second
Alcohol 9.
A kind of preparation method of anti-aging modified pitch, comprising the following steps:
(1) matrix pitch is heated to 185 DEG C, is transferred in production tank, keeps the temperature 13min, obtain heated asphalt；
(2) aliphatic polyurethane resin and SBS asphalt modifier are added in heated asphalt, are stirred evenly, heat preservation swelling
45min makes the abundant branch knot of three, improves the mobility of pitch, is conducive to construction, improves weatherability and anti-diesel oil, machine oil and gasoline
Ageing properties, obtain swelling pitch；
(3) cerium oxide and graphene are added in swelling pitch, are stirred evenly, sheared 4 times using colloid mill in 6500r/min,
Promote raw material combine, improve the load-bearing capacity and anti-ultraviolet aging performance of pitch, avoid pavement asphalt through ultraviolet light repeatedly according to
Occur embrittlement and phenomenon of rupture after penetrating, continues shearing 2 times after asbestos fibre is added, improve the wearability of pitch, extend and use the longevity
Life, obtains shearing pitch；
(4) nonylphenol polyoxyethylene ether and asphalt stabilizer are mixed, is stirred evenly, in 70 DEG C of heat preservation 13min, shearing drip is added
It in blueness, is uniformly mixed, is transferred to development tank, in 185 DEG C of development 25min, the revolving speed of blender is 22r/min, improves the viscous of pitch
Degree reduces needle penetration, enhances the high temperature and low temperature tolerant performance of pitch, improves ultraviolet light tolerance, obtains anti-aging modified drip
It is green.
Embodiment 3
A kind of anti-aging modified pitch, is made of raw material from the following weight: matrix pitch 100, aliphatic polyurethane resin
5.3, asbestos fibre 3.5, cerium oxide 2.4, SBS asphalt modifier 1.9, nonylphenol polyoxyethylene ether 1.4, asphalt stabilizer 0.5,
Graphene 0.7.
The asphalt stabilizer, is made of raw material from the following weight: zinc acetate 4.3, methyl cyclopentadiene 2.6, second
Alcohol 10.
A kind of preparation method of anti-aging modified pitch, comprising the following steps:
(1) matrix pitch is heated to 190 DEG C, is transferred in production tank, keeps the temperature 15min, obtain heated asphalt；
(2) aliphatic polyurethane resin and SBS asphalt modifier are added in heated asphalt, are stirred evenly, heat preservation swelling
50min makes the abundant branch knot of three, improves the mobility of pitch, is conducive to construction, improves weatherability and anti-diesel oil, machine oil and gasoline
Ageing properties, obtain swelling pitch；
(3) cerium oxide and graphene are added in swelling pitch, are stirred evenly, sheared 4 times using colloid mill in 7000r/min,
Promote raw material combine, improve the load-bearing capacity and anti-ultraviolet aging performance of pitch, avoid pavement asphalt through ultraviolet light repeatedly according to
Occur embrittlement and phenomenon of rupture after penetrating, continues shearing 3 times after asbestos fibre is added, improve the wearability of pitch, extend and use the longevity
Life, obtains shearing pitch；
(4) nonylphenol polyoxyethylene ether and asphalt stabilizer are mixed, is stirred evenly, in 75 DEG C of heat preservation 15min, shearing drip is added
It in blueness, is uniformly mixed, is transferred to development tank, in 190 DEG C of development 30min, the revolving speed of blender is 23r/min, improves the viscous of pitch
Degree reduces needle penetration, enhances the high temperature and low temperature tolerant performance of pitch, improves ultraviolet light tolerance, obtains anti-aging modified drip
It is green.
Comparative example 1
Remove aliphatic polyurethane resin, remaining preparation method, with embodiment 1.
Comparative example 2
Remove asbestos fibre, remaining preparation method, with embodiment 1.
Comparative example 3
Remove cerium oxide, remaining preparation method, with embodiment 1.
Comparative example 4
Remove the zinc acetate in asphalt stabilizer, remaining preparation method, with embodiment 1.
Comparative example 5
Remove the methyl cyclopentadiene in asphalt stabilizer, remaining preparation method, with embodiment 1.
Comparative example 6
Remove graphene, remaining preparation method, with embodiment 1.
Comparative example 7
It removes step (3) and (4), raw material is added in step (2), remaining preparation method, with embodiment 1.
Comparative example 8
The revolving speed of colloid mill is 12000r/min, remaining preparation method, with embodiment 1 in step (3).
Comparative example 9
Remove the heat preservation in step (4), remaining preparation method, with embodiment 1.
Comparative example 10
Existing 106147255 A of patent document CN provides a kind of efficiently anti-aging modified pitch.
The performance of embodiment and comparative example modified pitch:
The appropriate 500g of modified pitch of Example and comparative example respectively, is randomly divided into 5 groups, and the 1st group is without any processing, and the 2nd
Group is through 30000 μ W/cm2(amount of radiation that average UV ray reaches ground in noon sunlight strongest 15 minutes is 10 μ W/
cm2) Continuous irradiation 30d, the 3rd group through diesel oil continuous dipping 30d, the 4th group through gasoline continuous dipping 30d, the 5th group is continuous through machine oil
30d is impregnated, each group treatment temperature is 25 DEG C, according to JTG E20-2011 " highway engineering pitch and Asphalt Mixture Experiment regulation "
Regulation detects needle penetration (25 DEG C)/(0.1mm) and softening point/(DEG C) of each group modified pitch respectively, and each test is repeated 3 times,
Results are averaged, and the needle penetration of embodiment and comparative example modified pitch is shown in Table 1, the softening of embodiment and comparative example modified pitch
Point is shown in Table 2；
Table 1: the needle penetration of embodiment and comparative example modified pitch
From table 1 the result shows that, the anti-aging modified pitch of embodiment, it is unprocessed and pass through ultraviolet light, diesel oil, gasoline, machine
The modified pitch of oil processing, needle penetration at 25 DEG C are significantly less than comparative example, illustrate anti-aging modified drip provided by the invention
Blueness has stronger viscosity and intensity after a variety of method aging processs.
Table 2: the softening point of embodiment and comparative example modified pitch
From table 2 the result shows that, the anti-aging modified pitch of embodiment, it is unprocessed and pass through ultraviolet light, diesel oil, gasoline, machine
The modified pitch of oil processing, softening point illustrate anti-aging modified pitch provided by the invention through a variety of obviously higher than comparative example
There is stronger high temperature resistance after method aging process.
Claims (4)
1. a kind of anti-aging modified pitch, which is characterized in that be made of raw material from the following weight: matrix pitch 95 ~ 100, rouge
Fat race polyurethane resin 4.9 ~ 5.3, asbestos fibre 3.3 ~ 3.5, cerium oxide 2.2 ~ 2.4, SBS asphalt modifier 1.7 ~ 1.9, nonyl
Phenol polyethenoxy ether 1.2 ~ 1.4, asphalt stabilizer 0.3 ~ 0.5, graphene 0.5 ~ 0.7.
2. anti-aging modified pitch according to claim 1, which is characterized in that the asphalt stabilizer, by following weight
The raw material of part is made: zinc acetate 4.1 ~ 4.3, methyl cyclopentadiene 2.4 ~ 2.6, ethyl alcohol 8 ~ 10.
3. the preparation method of anti-aging modified pitch described in a kind of claim 1, which comprises the following steps:
(1) matrix pitch is heated to 180 ~ 190 DEG C, is transferred in production tank, keeps the temperature 10 ~ 15min, obtain heated asphalt；
(2) aliphatic polyurethane resin and SBS asphalt modifier are added in heated asphalt, are stirred evenly, heat preservation swelling 40 ~
50min obtains swelling pitch；
(3) cerium oxide and graphene are added in swelling pitch, are stirred evenly, sheared using colloid mill in 6000 ~ 7000r/min
3 ~ 4 times, continues shearing 2 ~ 3 times after asbestos fibre is added, obtain shearing pitch；
(4) nonylphenol polyoxyethylene ether and asphalt stabilizer are mixed, is stirred evenly, in 65 ~ 75 DEG C of 10 ~ 15min of heat preservation, is added
It shears in pitch, is uniformly mixed, is transferred to development tank, in 180 ~ 190 DEG C of 20 ~ 30min of development, obtains anti-aging modified pitch.
4. the preparation method of anti-aging modified pitch according to claim 3, which is characterized in that the development of the step (4),
The revolving speed of blender is 21 ~ 23r/min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811388188.6A CN109401348A (en) | 2018-11-21 | 2018-11-21 | A kind of anti-aging modified pitch |
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| CN201811388188.6A CN109401348A (en) | 2018-11-21 | 2018-11-21 | A kind of anti-aging modified pitch |
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| CN201811388188.6A Pending CN109401348A (en) | 2018-11-21 | 2018-11-21 | A kind of anti-aging modified pitch |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110790533A (en) * | 2019-10-17 | 2020-02-14 | 张海龙 | Epoxy asphalt concrete for roads and bridges and preparation method thereof |
| CN112029479A (en) * | 2020-09-08 | 2020-12-04 | 吴征 | Low-viscosity organic silicon modified asphalt sealant for eliminating problems of water seepage and ultraviolet aging of asphalt pavement and preparation method thereof |
| CN112179936A (en) * | 2020-10-12 | 2021-01-05 | 南京林业大学 | Method for preparing nano graphene oxide modified asphalt and evaluating anti-aging performance |
| CN114958018A (en) * | 2022-05-30 | 2022-08-30 | 扬州工业职业技术学院 | Asphalt cement with aging resistance |
| WO2024016442A1 (en) * | 2022-07-18 | 2024-01-25 | 华运通达(浙江)交通科技有限公司 | Graphene modified asphalt and preparation method therefor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102898851A (en) * | 2012-11-12 | 2013-01-30 | 天津市恒悦化工有限公司 | Styrene butadiene styrene (SBS) high-performance modified asphalt and preparation method thereof |
| CN102898848A (en) * | 2012-11-02 | 2013-01-30 | 重庆诚邦路面材料有限公司 | Epoxy-modified asphalt material and preparation method thereof |
| CN103834185A (en) * | 2014-02-26 | 2014-06-04 | 西安理工大学 | Polyurethane/nano-composite modified asphalt and preparation method thereof |
| US20160194522A1 (en) * | 2011-11-30 | 2016-07-07 | Henry Company Llc | Method for making asphalt compositions and substrates coated therewith having improved properties |
| CN106433160A (en) * | 2016-07-31 | 2017-02-22 | 包头稀土研究院 | Anti-ultraviolet nanometer rare earth composite graphene oxide modified emulsified asphalt and preparation method thereof |
| CN106433159A (en) * | 2016-07-31 | 2017-02-22 | 包头稀土研究院 | Anti-ultraviolet rare earth and rubber powder compound modified emulsified asphalt and preparation method thereof |
| CN107118577A (en) * | 2017-05-15 | 2017-09-01 | 柳州博泽科技有限公司 | Asphalt modifier |
-
2018
- 2018-11-21 CN CN201811388188.6A patent/CN109401348A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160194522A1 (en) * | 2011-11-30 | 2016-07-07 | Henry Company Llc | Method for making asphalt compositions and substrates coated therewith having improved properties |
| CN102898848A (en) * | 2012-11-02 | 2013-01-30 | 重庆诚邦路面材料有限公司 | Epoxy-modified asphalt material and preparation method thereof |
| CN102898851A (en) * | 2012-11-12 | 2013-01-30 | 天津市恒悦化工有限公司 | Styrene butadiene styrene (SBS) high-performance modified asphalt and preparation method thereof |
| CN103834185A (en) * | 2014-02-26 | 2014-06-04 | 西安理工大学 | Polyurethane/nano-composite modified asphalt and preparation method thereof |
| CN106433160A (en) * | 2016-07-31 | 2017-02-22 | 包头稀土研究院 | Anti-ultraviolet nanometer rare earth composite graphene oxide modified emulsified asphalt and preparation method thereof |
| CN106433159A (en) * | 2016-07-31 | 2017-02-22 | 包头稀土研究院 | Anti-ultraviolet rare earth and rubber powder compound modified emulsified asphalt and preparation method thereof |
| CN107118577A (en) * | 2017-05-15 | 2017-09-01 | 柳州博泽科技有限公司 | Asphalt modifier |
Non-Patent Citations (6)
| Title |
|---|
| 任满年 等编著: "《沥青生产与应用技术问答》", 31 May 2005, 中国石化出版社 * |
| 刘颖 等: "道路用聚氨酯改性沥青的性能研究", 《石油沥青》 * |
| 宋少民 等: "《土木工程材料》", 31 January 2013, 武汉理工大学出版社 * |
| 王锡娇 编著: "《涂料与颜料标准应用手册 上册》", 30 April 2005, 军事谊出版社 * |
| 马涛 等主编: "《沥青路面厂拌热再生关键技术》", 31 May 2015, 南京：东南大学出版社 * |
| 高峰 等主编: "《建筑材料科学基础》", 31 August 2016, 同济大学出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110790533A (en) * | 2019-10-17 | 2020-02-14 | 张海龙 | Epoxy asphalt concrete for roads and bridges and preparation method thereof |
| CN112029479A (en) * | 2020-09-08 | 2020-12-04 | 吴征 | Low-viscosity organic silicon modified asphalt sealant for eliminating problems of water seepage and ultraviolet aging of asphalt pavement and preparation method thereof |
| CN112179936A (en) * | 2020-10-12 | 2021-01-05 | 南京林业大学 | Method for preparing nano graphene oxide modified asphalt and evaluating anti-aging performance |
| CN114958018A (en) * | 2022-05-30 | 2022-08-30 | 扬州工业职业技术学院 | Asphalt cement with aging resistance |
| WO2024016442A1 (en) * | 2022-07-18 | 2024-01-25 | 华运通达(浙江)交通科技有限公司 | Graphene modified asphalt and preparation method therefor |
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Application publication date: 20190301 |