CN109504107A - A kind of color asphalt composition capsule and preparation method thereof - Google Patents
A kind of color asphalt composition capsule and preparation method thereof Download PDFInfo
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- CN109504107A CN109504107A CN201811368294.8A CN201811368294A CN109504107A CN 109504107 A CN109504107 A CN 109504107A CN 201811368294 A CN201811368294 A CN 201811368294A CN 109504107 A CN109504107 A CN 109504107A
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- color asphalt
- organo montmorillonite
- asphalt composition
- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/26—Silicon- containing compounds
-
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
-
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
-
- 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
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
Abstract
The invention discloses a kind of color asphalt composition capsules and preparation method thereof, belong to pavement material technical field.The composition capsule is mixed by the raw material of following mass parts: 10-20 parts of inorganic pigment, decoloration pitch 40-60 parts, 20-35 parts of white lime, 4-10 parts of organo montmorillonite, 0.5-1 parts of zeolite, 0.04-0.06 parts of water, wherein, the organo montmorillonite is the modified organo montmorillonite of long chain quaternary.The present invention is prepared into the chromatic bituminous cement product of " capsule-type " structure by inorganic pigment, decoloration pitch, white lime, organo montmorillonite, zeolite and water compounding, not only solves the problems, such as that inorganic pigment and pitch are also easy to produce isolation；And improve color asphalt thermo oxidative aging and resistance to UV aging；The release that can also inhibit volatile organic matter simultaneously solves the problems, such as existing chromatic bituminous cement pollution environment；Moreover it is possible to effectively maintain chromatic bituminous cement liquid without energy consumption, to reduce the energy consumption in transportational process.
Description
Technical field
The invention belongs to pavement material technical fields more particularly to a kind of color asphalt composition capsule and preparation method thereof
Background technique
Colorful Asphalt Pavement refers to that the materials such as decoloration pitch, building stones, pigment and additive mix at a certain temperature and mixes and stirs,
After being configured to color asphalt concrete, using the color asphalt made of paving, rolling with some strength and use function
Concrete road surface.In terms of traffic administration, Colorful Asphalt Pavement is with more induction traffic, the effect for changing traffic administration intuitively,
The section or lane that different function is indicated and distinguished with color, can be improved the alertness and recognition effect of driver, increase road
The traffic capacity and traffic safety.Therefore, Colorful Asphalt Pavement can promote traffic safety compared with asphalt concrete road surface
It plays a greater role in terms of aesthetic road space environment.
But color asphalt needed for being laid with Colorful Asphalt Pavement is in transport, storage and use process, due to needing to consume
A large amount of energy, makes it maintain liquid, has not only caused the waste of energy, but also cause pollution to environment.In addition, color asphalt
Mixture is often used for asphalt surface course, this just needs it with preferable thermo oxidative aging and anti-ultraviolet ageing ability.It is more important
, compatibility is poor between inorganic pigment and pitch, segregation phenomenon is also easy to produce during transport and storage, to construction meeting
Cause large effect.Therefore, the isolation problem between inorganic pigment and pitch how is solved, chromatic bitumen mixture is promoted
Anti-aging property, while reducing environmental pollution and energy consumption becomes the focus of people's research.
103979834 A of patent CN discloses a kind of Modified coloured asphalt cementitious matter and preparation method thereof, by will be commercially available
After chromatic bituminous cement is heated to 170-180 DEG C, the organic modification montmonrillonite of its weight 1-5% is added, is subsequently placed in high speed
In boxshear apparatus, high speed shear 30 ± 5 minutes, then temperature is controlled at 160-170 DEG C, it develops 30 ± 5 minutes, obtains modified color
Bituminous cements.The Modified coloured asphalt cementitious matter improves high-temperature stability, enhances anti-aging property, overcomes existing coloured silk
The deficiencies of color bituminous cements softening point is lower, ageing-resistant performance is poor keeps the service performance of Colorful Asphalt Pavement and service life aobvious
It writes and improves.But still there are the isolation problems between inorganic pigment and pitch, also fail to solution environmental pollution and ask with what energy consumption is high
Topic.
Summary of the invention
It is an object of the invention to: a kind of color asphalt composition capsule and preparation method thereof is provided, the drip that will decolourize is passed through
The material combinations such as blueness, inorganic pigment, organo montmorillonite and white lime are prepared into the color asphalt composition glue of white lime package
Capsule not only solves the isolation problem between inorganic pigment and pitch, also improves the anti-aging property of chromatic bitumen mixture,
Reduce toxic and pernicious gas discharge simultaneously, greatly reduces energy consumption.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of color asphalt composition capsule, it is characterised in that: the raw material of following mass fraction is mixed: inorganic pigment
10-20 parts, decoloration pitch 40-60 parts, 20-35 parts of white lime, 4-10 parts of organo montmorillonite, 0.5-1 parts of zeolite, water 0.04-
0.06 part.
Preferably, a kind of color asphalt composition capsule, it is characterised in that: the raw material of following mass fraction is mixed
Conjunction is made: 15 parts of inorganic pigment, decoloration 50 parts of pitch, 28.45 parts of white lime, 6 parts of organo montmorillonite, 0.5 part of zeolite, water 0.05
Part.
Preferably, a kind of color asphalt composition capsule, it is characterised in that: the raw material of following mass fraction is mixed
Conjunction is made: 10 parts of inorganic pigment, decoloration 60 parts of pitch, 25.45 parts of white lime, 4 parts of organo montmorillonite, 0.5 part of zeolite, water 0.05
Part.
As further preferred, the organo montmorillonite organo montmorillonite modified for long chain quaternary.
Further, the modified organo montmorillonite of the long chain quaternary includes that octadecyl trimethyl is quaternary ammonium salt-modified
Organo montmorillonite
A kind of preparation method of above-mentioned color asphalt composition capsule, comprises the technical steps that:
1) will decoloration pitch be heated to molten condition after, temperature be 140-150 DEG C under conditions of, be added inorganic pigment and
Organo montmorillonite, is placed in the high speed shear instrument that revolving speed is 5000r/min, and high speed shear 45min obtains mixing A；
2) zeolite and water are added in Xiang Suoshu mixing A, is placed in the high-speed mixer that revolving speed is 800r/min, stirs 2-
3min obtains mixed material B；
3) white lime is added in Xiang Suoshu mixed material B, after molding, obtains color asphalt composition capsule.
Preferably, the white lime provides package shell for color asphalt capsule, and purity is 93-98%.
Compared with prior art, the beneficial effects of the present invention are:
1) present invention can not only be mentioned by the way that the modified organo montmorillonite of long chain quaternary is added into chromatic bituminous cement
High color bituminous cements thermo oxidative aging and resistance to UV aging, overcome existing chromatic bituminous cement softening point it is lower,
The problems such as loss of properties on aging, significantly improves the service performance of Colorful Asphalt Pavement and service life；More volatility can be inhibited organic
The release of object solves the problems, such as that existing chromatic bituminous cement is heavy-polluted, is a kind of green, environmental protection capsule-type color asphalt glue
Ramming material；
2) present invention wraps up chromatic bituminous cement using white lime, forms the chromatic bituminous cement of " capsule-type " structure
Product not only solves the problem of energy consumption is high when maintaining chromatic bituminous cement liquid, and can be reduced the row of volatile organic matter
It puts, more can solve inorganic pigment and pitch is also easy to produce the problem of isolation；
3) present invention can produce bubble by addition zeolite and water, keep the chromatic bituminous cement product of preparation loose,
Use is mixed and stirred convenient for subsequent mixture；
4) present invention is prepared by inorganic pigment, decoloration pitch, white lime, organo montmorillonite, zeolite and water compounding
The chromatic bituminous cement product of " capsule-type " structure, not only efficiently solves inorganic pigment and pitch is also easy to produce the difficulty of isolation
Topic；And improve color asphalt thermo oxidative aging and resistance to UV aging；It can also inhibit releasing for volatile organic matter simultaneously
It puts, solves the problems, such as existing chromatic bituminous cement pollution environment；Moreover it is possible to effectively maintain chromatic bituminous cement liquid and
Without energy consumption, to reduce the energy consumption in transportational process.
Specific embodiment
To keep the purpose of the present invention, technical solution and effect clearer, below with reference to specific implementation to the present invention make into
One step is described in detail.It should be appreciated that embodiment described below is for explaining only the invention, rather than the limitation present invention.
Embodiment 1
A kind of color asphalt composition capsule, is prepared into according to following processing step:
1) in terms of mass fraction, 15 parts of inorganic pigment, decoloration 50 parts of pitch, 28.45 parts of white lime, octadecyl three are weighed
6 parts modified of organo montmorillonite of methyl quaternary ammonium, 0.5 part of zeolite, 0.05 part of water；
2) it after decoloration pitch being heated to molten condition, is placed in container, under conditions of temperature is 145 DEG C, nothing is added
Machine pigment and organo montmorillonite, are subsequently placed in the high speed shear instrument that revolving speed is 5000r/min, and high speed shear 45min is obtained
The mixing A of " decoloration pitch-inorganic pigment-organo montmorillonite mixed system "；
3) it after zeolite and water being added in Xiang Suoshu mixing A, is placed on the high-speed mixer that revolving speed is 800r/min, stirring
3min obtains the mixed material B of " decoloration pitch-inorganic pigment-organo montmorillonite-water-zeolite co-mixing system "；
4) white lime is added in Xiang Suoshu mixed material B, after molding, the color asphalt composition capsule of white lime package is made,
It is denoted as test sample 1, wherein the white lime purity is 93-98%.
As control, inventor has also carried out following check experiment when carrying out above-described embodiment 1:
The decoloration pitch that 50 parts melt is poured into container, under conditions of temperature is 145 DEG C, 15 parts of inorganic pigments are added
Afterwards, in high speed shear instrument, under the conditions of revolving speed is 5000r/min, high speed shear 45min；Then 0.05 part of water and 0.5 is added
Part zeolite, then be placed in the high-speed mixer that revolving speed is 800r/min, 3min is stirred, comparative sample 1 is made.
Test sample 1 and comparative sample 1 are carried out to thin film oven aging (TFOT) and ultraviolet ageing (UV) test (ultraviolet light respectively
Intensity be 1200 μ W/cm2, aging temperature is 60 DEG C, and ageing time is 6 days).
60 DEG C of viscosity increments, softening point increment and mass loss rate before and after test sample 1 and 1 aging of comparative sample see the table below 1.
The comparison of table 1-TFOT and UV degradation
By upper table 1 it is found that the color asphalt viscosity of test sample 1, the increment of softening point and mass loss rate are significantly less than
The color asphalt of comparative sample 1 (common) illustrates that color asphalt complex capsule of the invention can effectively improve the ageing resistance of pitch
Can, and inhibit the release of volatile organic matter in pitch.
To compare common color pitch and influence of the color asphalt composition capsule to performance of asphalt mixture, in other examinations
Test condition it is identical under conditions of be prepared for gradation be AC-13 type marshal piece and three-point bending beam test specimen.
Marshall stability test result see the table below 2.
Table 2- Marshall stability test result
Results of three see the table below 3.
Table 3- results of three
| Samples sources | Bending strength MPa |
| Test sample 1 | 8.21 |
| Comparative sample 1 | 7.96 |
By upper table 2 and 3 it is found that the Marshall stability of the color asphalt of test sample 1 and comparative sample 1 (common) and bending resistance are strong
Angle value is close.But color asphalt composition capsule prepared by the present invention is directly launched together with gathering materials to material in mixture mixes and stirs
In storehouse, asphalt mixture mixing technique is simplified.
By the above test result it is found that color asphalt composition capsule of the invention can effectively solve inorganic pigment and drip
Blueness is also easy to produce the problem of isolation, and improves the thermo oxidative aging and resistance to UV aging of color asphalt, while can inhibit volatilization
The release of property organic matter, to reduce the energy consumption in transportational process.
Embodiment 2
A kind of color asphalt composition capsule, is prepared into according to following processing step:
1) in terms of mass fraction, 10 parts of inorganic pigment, decoloration 60 parts of pitch, 25.45 parts of white lime, octadecyl three are weighed
4 parts modified of organo montmorillonite of methyl quaternary ammonium, 0.5 part of zeolite, 0.05 part of water；
2) it after decoloration pitch being heated to molten condition, is placed in container, under conditions of temperature is 145 DEG C, nothing is added
Machine pigment and organo montmorillonite, are subsequently placed in the high speed shear instrument that revolving speed is 5000r/min, and high speed shear 45min is obtained
The mixing A of " decoloration pitch-inorganic pigment-organo montmorillonite mixed system "；
3) it after zeolite and water being added in Xiang Suoshu mixing A, is placed on the high-speed mixer that revolving speed is 800r/min, stirring
3min obtains the mixed material B of " decoloration pitch-inorganic pigment-organo montmorillonite-water-zeolite co-mixing system "；
4) white lime is added in Xiang Suoshu mixed material B, after molding, the color asphalt composition capsule of white lime package is made,
It is denoted as test sample 2, wherein the white lime purity is 93-98%.
As control, inventor has also carried out following check experiment when carrying out above-described embodiment 2:
The decoloration pitch that 60 parts melt is poured into container, under conditions of temperature is 145 DEG C, 10 parts of inorganic pigments are added
Afterwards, in high speed shear instrument, under the conditions of revolving speed is 5000r/min, high speed shear 45min；Then 0.05 part of water and 0.5 is added
Part zeolite, then be placed in the high-speed mixer that revolving speed is 800r/min, 3min is stirred, comparative sample 2 is made.
Test sample 2 and comparative sample 2 are carried out to thin film oven aging (TFOT) and ultraviolet ageing (UV) test (ultraviolet light respectively
Intensity be 1200 μ W/cm2, aging temperature is 60 DEG C, and ageing time is 6 days).
60 DEG C of viscosity increments, softening point increment and mass loss rate before and after test sample 2 and 2 aging of comparative sample see the table below 4.
The comparison of table 4-TFOT and UV degradation
By upper table 4 it is found that the color asphalt viscosity of test sample 2, the increment of softening point and mass loss rate are significantly less than
The color asphalt of comparative sample 2 (common) illustrates that color asphalt complex capsule of the invention can effectively improve the ageing resistance of pitch
Can, and inhibit the release of volatile organic matter in pitch.
To compare common color pitch and influence of the color asphalt composition capsule to performance of asphalt mixture, in other examinations
Test condition it is identical under conditions of be prepared for gradation be AC-13 type marshal piece and three-point bending beam test specimen.
Marshall stability test result see the table below 5.
Table 5- Marshall stability test result
Results of three see the table below 6.
Table 6- results of three
| Samples sources | Bending strength MPa |
| Test sample 1 | 8.13 |
| Comparative sample 1 | 7.86 |
By upper table 5 and 6 it is found that the Marshall stability of the color asphalt of test sample 2 and comparative sample 2 (common) and bending resistance are strong
Angle value is close.But color asphalt composition capsule prepared by the present invention is directly launched together with gathering materials to material in mixture mixes and stirs
In storehouse, asphalt mixture mixing technique is simplified.
By the above test result it is found that color asphalt composition capsule of the invention can effectively solve inorganic pigment and drip
Blueness is also easy to produce the problem of isolation, and improves the thermo oxidative aging and resistance to UV aging of color asphalt, while can inhibit volatilization
The release of property organic matter, to reduce the energy consumption in transportational process.
Embodiment 3
A kind of color asphalt composition capsule, is prepared into according to following processing step:
1) in terms of mass fraction, 20 parts of inorganic pigment, decoloration 40 parts of pitch, 31.45 parts of white lime, octadecyl three are weighed
8 parts modified of organo montmorillonite of methyl quaternary ammonium, 0.5 part of zeolite, 0.05 part of water；
2) it after decoloration pitch being heated to molten condition, is placed in container, under conditions of temperature is 145 DEG C, nothing is added
Machine pigment and organo montmorillonite, are subsequently placed in the high speed shear instrument that revolving speed is 5000r/min, and high speed shear 45min is obtained
The mixing A of " decoloration pitch-inorganic pigment-organo montmorillonite mixed system "；
3) it after zeolite and water being added in Xiang Suoshu mixing A, is placed on the high-speed mixer that revolving speed is 800r/min, stirring
3min obtains the mixed material B of " decoloration pitch-inorganic pigment-organo montmorillonite-water-zeolite co-mixing system "；
4) white lime is added in Xiang Suoshu mixed material B, after molding, the color asphalt composition capsule of white lime package is made,
It is denoted as test sample 3, wherein the white lime purity is 93-98%.
As control, inventor has also carried out following check experiment when carrying out above-described embodiment 3:
The decoloration pitch that 40 parts melt is poured into container, under conditions of temperature is 145 DEG C, 20 parts of inorganic pigments are added
Afterwards, in high speed shear instrument, under the conditions of revolving speed is 5000r/min, high speed shear 45min；Then 0.05 part of water and 0.5 is added
Part zeolite, then be placed in the high-speed mixer that revolving speed is 800r/min, 3min is stirred, comparative sample 3 is made.
Test sample 3 and comparative sample 3 are carried out to thin film oven aging (TFOT) and ultraviolet ageing (UV) test (ultraviolet light respectively
Intensity be 1200 μ W/cm2, aging temperature is 60 DEG C, and ageing time is 6 days).
60 DEG C of viscosity increments, softening point increment and mass loss rate before and after test sample 2 and 2 aging of comparative sample see the table below 7.
The comparison of table 7-TFOT and UV degradation
By upper table 7 it is found that the color asphalt viscosity of test sample 3, the increment of softening point and mass loss rate are significantly less than
The color asphalt of comparative sample 3 (common) illustrates that color asphalt complex capsule of the invention can effectively improve the ageing resistance of pitch
Can, and inhibit the release of volatile organic matter in pitch.
To compare common color pitch and influence of the color asphalt composition capsule to performance of asphalt mixture, in other examinations
Test condition it is identical under conditions of be prepared for gradation be AC-13 type marshal piece and three-point bending beam test specimen.
Marshall stability test result see the table below 8.
Table 8- Marshall stability test result
Results of three see the table below 9.
Table 9- results of three
| Samples sources | Bending strength MPa |
| Test sample 1 | 7.98 |
| Comparative sample 1 | 7.86 |
By upper table 8 and 9 it is found that the Marshall stability of the color asphalt of test sample 3 and comparative sample 3 (common) and bending resistance are strong
Angle value is close.But color asphalt composition capsule prepared by the present invention is directly launched together with gathering materials to material in mixture mixes and stirs
In storehouse, asphalt mixture mixing technique is simplified.
By the above test result it is found that color asphalt composition capsule of the invention can effectively solve inorganic pigment and drip
Blueness is also easy to produce the problem of isolation, and improves the thermo oxidative aging and resistance to UV aging of color asphalt, while can inhibit volatilization
The release of property organic matter, to reduce the energy consumption in transportational process.
Claims (6)
1. a kind of color asphalt composition capsule, it is characterised in that: the raw material of following mass fraction is mixed: inorganic pigment
10-20 parts, decoloration pitch 40-60 parts, 20-35 parts of white lime, 4-10 parts of organo montmorillonite, 0.5-1 parts of zeolite, water 0.04-
0.06 part.
2. a kind of color asphalt composition capsule as described in claim 1, it is characterised in that: the raw material of following mass fraction is mixed
Conjunction is made: 10 parts of inorganic pigment, decoloration 60 parts of pitch, 25.45 parts of white lime, 4 parts of organo montmorillonite, 0.5 part of zeolite, water 0.05
Part.
3. a kind of color asphalt composition capsule as claimed in claim 1 or 2, it is characterised in that: the organo montmorillonite is
The modified organo montmorillonite of long chain quaternary.
4. a kind of color asphalt composition capsule as claimed in claim 3, it is characterised in that: what the long chain quaternary was modified
Organo montmorillonite includes the quaternary ammonium salt-modified organo montmorillonite of octadecyl trimethyl.
5. a kind of preparation method of color asphalt composition capsule according to claim 1 or 2, it is characterised in that: including
Following processing step:
1) under conditions of temperature is 140-150 DEG C, inorganic pigment and organic will be added after decoloration pitch is heated to molten condition
Montmorillonite, is subsequently placed in the high speed shear instrument that revolving speed is 5000r/min, and high speed shear 45min obtains mixing A；
2) zeolite and water are added in Xiang Suoshu mixing A, is placed in the high-speed mixer that revolving speed is 800r/min, stirs 2-
3min obtains mixed material B；
3) white lime is added in Xiang Suoshu mixed material B, after molding, obtains color asphalt composition capsule.
6. a kind of preparation method of color asphalt composition capsule as claimed in claim 5, it is characterised in that: the white lime
Package shell is provided for color asphalt capsule, and purity is 93-98%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368294.8A CN109504107A (en) | 2018-11-16 | 2018-11-16 | A kind of color asphalt composition capsule and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368294.8A CN109504107A (en) | 2018-11-16 | 2018-11-16 | A kind of color asphalt composition capsule and preparation method thereof |
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| Publication Number | Publication Date |
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| CN109504107A true CN109504107A (en) | 2019-03-22 |
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ID=65748790
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6309456B1 (en) * | 2000-02-25 | 2001-10-30 | The Brewer Company | Multi-color asphalt emulsion coating |
| CN102027070A (en) * | 2008-08-29 | 2011-04-20 | 威廉·R·拜莱 | Rubberized asphalt pellets |
| CN103979834A (en) * | 2014-05-13 | 2014-08-13 | 山东交通学院 | Modified colored asphalt cementing agent and preparing method thereof |
| CN104130587A (en) * | 2014-07-21 | 2014-11-05 | 武汉理工大学 | Rubber powder modified asphalt composition capsule |
| CN108641381A (en) * | 2018-04-17 | 2018-10-12 | 江苏西尔玛道路环保材料有限公司 | A kind of colored road surface cover material and preparation method thereof |
| CN108795075A (en) * | 2018-07-02 | 2018-11-13 | 周祥 | A kind of granulating modified pitch and preparation method thereof |
-
2018
- 2018-11-16 CN CN201811368294.8A patent/CN109504107A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6309456B1 (en) * | 2000-02-25 | 2001-10-30 | The Brewer Company | Multi-color asphalt emulsion coating |
| CN102027070A (en) * | 2008-08-29 | 2011-04-20 | 威廉·R·拜莱 | Rubberized asphalt pellets |
| CN103979834A (en) * | 2014-05-13 | 2014-08-13 | 山东交通学院 | Modified colored asphalt cementing agent and preparing method thereof |
| CN104130587A (en) * | 2014-07-21 | 2014-11-05 | 武汉理工大学 | Rubber powder modified asphalt composition capsule |
| CN108641381A (en) * | 2018-04-17 | 2018-10-12 | 江苏西尔玛道路环保材料有限公司 | A kind of colored road surface cover material and preparation method thereof |
| CN108795075A (en) * | 2018-07-02 | 2018-11-13 | 周祥 | A kind of granulating modified pitch and preparation method thereof |
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| Title |
|---|
| XINDE TANG等: "Preparation and Pavement Performance of Colored Asphalt", 《APPLIED MECHANICS AND MATERIALS》 * |
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Application publication date: 20190322 |