CN108276785A - A kind of road scavenging material and preparation method thereof - Google Patents
A kind of road scavenging material and preparation method thereof Download PDFInfo
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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
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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
- C08K9/00—Use of pretreated ingredients
- C08K9/02—Ingredients treated with inorganic substances
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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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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Abstract
A kind of road scavenging material of present invention offer and preparation method thereof, which includes the component of following parts by weight：60~90 parts of 100~150 parts of matrix pitch, 5~10 parts of nano-titanium dioxide, 2~5 parts of nano zine oxide, 0.1~1 part of dispersant, 0.05~0.2 part of ph conditioning agents, 2~5 parts of emulsifier, 0~2 part of stabilizer, 1~6 part of antifoaming agent and high purity water.The road scavenging material of the present invention has excellent photocatalysis performance, and the degradation rate to pollutant in vehicle exhaust greatly improved.
Description
Technical field
The present invention relates to a kind of road scavenging materials and preparation method thereof.
Background technology
With the quick raising of China's level of economic development, our living environment is by great destruction, especially
Air pollution.However one of the main reason for causing urban air pollution is exactly the discharge of motor vehicle exhaust gases, automobile is to people's
Trip brings great convenience, but pollutes caused by its exhaust emissions be also on the rise simultaneously, seriously threatens air environment
With the health of the mankind.
TiO2Catalytic decomposition of the vehicle exhaust asphalt pavement material research for realization road to vehicle exhaust is catalytically decomposed,
Vehicle exhaust is reduced to pollution substantially, reduce vehicle exhaust has certain positive effect to the harm of human body, while this grinds
Study carefully for promoting the development of environment-friendly type road that there is certain developing meaning.
Invention content
The main purpose of the present invention is to provide a kind of road scavenging materials and preparation method thereof, utilize nanometer titanium dioxide
Titanium is catalytically decomposed the pollutant in air as photochemical catalyst.
To achieve the above objectives, the present invention provides a kind of road scavenging material, includes the component of following parts by weight：Matrix drips
100~150 parts green, 5~10 parts of nano-titanium dioxide, 2~5 parts of nano zine oxide, 0.1~1 part of dispersant, ph conditioning agents 0.05
60~90 parts of~0.2 part, 2~5 parts of emulsifier, 0~2 part of stabilizer, 1~6 part of antifoaming agent and high purity water.
Preferably, the nano-titanium dioxide is the modified nano-titanium dioxide particle of Al, N codope, preparation method
Include the following steps：
(1) butyl titanate is slowly added in ionic liquid 1- methyl -3- propane sulfonic acid imidazoles bromides, is stirred at room temperature and matches
The mixed liquor that mass percentage concentration is 40%~50% is made；
(2) it will be added in the mixed liquor that step (1) obtains with the aluminum nitrate and ammonium nitrate of the butyl titanate phase homogenous quantities, room
The lower stirring of temperature, reacts 3~5 hours；
(3) step (2) after reaction, filtration washing sediment, and dry；
(4) product after drying is roasted 3~5 hours at 200 DEG C~400 DEG C, obtains the modified Nano two of Al, N codope
Titanium particles.
Preferably, the dispersant is one or both of calgon and Sodium Polyacrylate.The ph conditioning agents
For hydrochloric acid.The emulsifier is one or more of：XT-R4L types emulsifier, XT-R4M types emulsifier, the emulsification of XT-A3 types
Agent, XT-A4 type emulsifiers.The stabilizer is one or more of：K-25、K-30、K-40.The antifoaming agent be ethyl alcohol and
The combination of one or both of isopropanol.
The present invention also provides a kind of preparation methods of road scavenging material, include the following steps：
(1) matrix pitch of 100~150 mass parts is heated to 150 DEG C~180 DEG C, then by high speed shear instrument with 5000~
The rotating speed cutting of 7500r/min 0.5~3 hour is subsequently placed in 150 DEG C~180 DEG C of environmental cabinet and develops 0.5~1 hour；
(2) nano zine oxides of 2~5 mass parts, 0.1~1 mass parts are separately added into the high purity water of 60~90 mass parts
Dispersant, the ph conditioning agents of 0.05~0.2 mass parts, the emulsifier of 2~5 mass parts, the stabilizer of 0~2 mass parts, 1~6 matter
The antifoaming agent of part and the nano-titanium dioxide of 5~10 mass parts are measured, then by high speed shear instrument with 8000~12000r/min
Rotating speed cutting 3~6 hours, form suspension；
(3) matrix pitch that step (1) obtains is slowly added in the suspension that step (2) obtains, and by high speed shear instrument
With the rotating speed cutting 2~6 hours of 8000~15000r/min, the road scavenging material is obtained.
Preferably, the nano-titanium dioxide in step (2) is the modified nano-titanium dioxide grain of Al, N codope
Son.
The advantageous effect of the above embodiment of the present invention is：Nano zine oxide and nanometer titanium dioxide titanium ion are compounded,
The two generates synergistic effect, is conducive to expand light-catalysed spectral response range, and then improve the purifying property of material entirety,
Nano zine oxide has anti-ultraviolet function simultaneously, is conducive to extend the service life of the road scavenging material；By metal Al
It is introduced into TiO with non-metal N element2In lattice, impurity energy level can be introduced in its forbidden band, reduce energy gap, to realize
TiO2The spectral response range of nano-particle is moved to visible region, improves TiO2Visible light absorption and visible light photocatalysis
Performance；When prepared by modified nano-titanium dioxide, using the acidic ion liquid of environmental protection as solvent, H that ionic liquid ionizes out+It can
So that hydrolysis inversely carries out, it is suppressed that hydrolysis, hydrolysis will be slack-off, generates good dispersion, large specific surface area, catalysis
The nano-titania particle haveing excellent performance.
Specific implementation mode
It is described below for disclosing the present invention so that those skilled in the art can realize the present invention.It is excellent in being described below
Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.
Chemical reagent used in the embodiment of the present invention is purchased in market：Matrix pitch is shell 90# matrix pitches；It is nano oxidized
Zinc is purchased from Zhuzhou Zhongle Chemical Industry Co., Ltd.；K-25, K-30 and K-40 are purchased from Nanjing Rui Ze Fine Chemical Co., Ltd；
XT-R4L, XT-R4M, XT-A3 and XT-A4 type emulsifier are purchased from Changzhou Xin Tuo pavement modified materials Co., Ltd；Calgon
It is purchased from Jinan Xin Wang Chemical Co., Ltd.s with Sodium Polyacrylate；Commercially available TiO2Purchased from Shanghai Yi Fu Industrial Co., Ltd.s.
Embodiment 1
Al, N coblended nano TiO 2 particle are prepared according to the following steps：
(1) butyl titanate is slowly added in ionic liquid 1- methyl -3- propane sulfonic acid imidazoles bromides, at room temperature with
The rotating speed of 600r/min stirs, and is configured to the mixed liquor that mass percentage concentration is 40%；
(2) it will be added in the mixed liquor that step (1) obtains with the aluminum nitrate and ammonium nitrate of the butyl titanate phase homogenous quantities, room
It is stirred to react 5 hours with the rotating speed of 400r/min under temperature；
(3) after reaction, filtration washing sediment is 6 hours dry in 60 DEG C of air dry oven for step (2)；
(4) product after drying is roasted 5 hours in Muffle furnace at 200 DEG C, obtains Al, N coblended nano TiO 2
Particle.
Road cleaning material is prepared according to the following steps：
(1) matrix pitch of 100 mass parts is heated to 180 DEG C, is then cut with the rotating speed of 5000r/min by high speed shear instrument
It cuts 3 hours, is subsequently placed in 180 DEG C of environmental cabinet and develops 0.5 hour；
(2) be separately added into the high purity water of 60 mass parts the nano zine oxide of 2 mass parts, the dispersant of 0.1 mass parts,
Al, N codope of the ph conditioning agents of 0.05 mass parts, the emulsifier of 2 mass parts, the antifoaming agent of 1 mass parts and 10 mass parts
Then nano-titania particle forms suspension by high speed shear instrument with the rotating speed cutting 6 hours of 8000r/min；
(3) matrix pitch that step (1) obtains is slowly added in the suspension that step (2) obtains, and by high speed shear instrument with
The rotating speed cutting of 8000r/min 6 hours obtains the road scavenging material.
Embodiment 2
Al, N coblended nano TiO 2 particle are prepared according to the following steps：
(1) butyl titanate is slowly added in ionic liquid 1- methyl -3- propane sulfonic acid imidazoles bromides, at room temperature with
The rotating speed of 800r/min stirs, and is configured to the mixed liquor that mass percentage concentration is 50%；
(2) it will be added in the mixed liquor that step (1) obtains with the aluminum nitrate and ammonium nitrate of the butyl titanate phase homogenous quantities, room
It is stirred to react 3 hours with the rotating speed of 600r/min under temperature；
(3) after reaction, filtration washing sediment is 2 hours dry in 120 DEG C of air dry oven for step (2)；
(4) product after drying is roasted 3 hours in Muffle furnace at 400 DEG C, obtains Al, N coblended nano TiO 2
Particle.
Road cleaning material is prepared according to the following steps：
(1) matrix pitch of 150 mass parts is heated to 180 DEG C, is then cut with the rotating speed of 7500r/min by high speed shear instrument
It cuts 3 hours, is subsequently placed in 180 DEG C of environmental cabinet and develops 1 hour；
(2) nano zine oxide of 3 mass parts, the dispersant of 1 mass parts, 0.2 matter are separately added into the high purity water of 90 mass parts
Measure the ph conditioning agents of part, the emulsifier of 5 mass parts, the stabilizer of 2 mass parts, the antifoaming agent of 6 mass parts and 10 mass parts
Then Al, N coblended nano TiO 2 particle are formed outstanding by high speed shear instrument with the rotating speed cutting 3 hours of 12000r/min
Turbid；
(3) matrix pitch that step (1) obtains is slowly added in the suspension that step (2) obtains, and by high speed shear instrument with
The rotating speed cutting of 15000r/min 4 hours obtains the road scavenging material.
Embodiment 3
Al, N coblended nano TiO 2 particle are prepared according to the following steps：
(1) butyl titanate is slowly added in ionic liquid 1- methyl -3- propane sulfonic acid imidazoles bromides, at room temperature with
The rotating speed of 800r/min stirs, and is configured to the mixed liquor that mass percentage concentration is 50%；
(2) it will be added in the mixed liquor that step (1) obtains with the aluminum nitrate and ammonium nitrate of the butyl titanate phase homogenous quantities, room
It is stirred to react 3 hours with the rotating speed of 600r/min under temperature；
(3) after reaction, filtration washing sediment is 2 hours dry in 120 DEG C of air dry oven for step (2)；
(4) product after drying is roasted 3 hours in Muffle furnace at 400 DEG C, obtains Al, N coblended nano TiO 2
Particle.
Road cleaning material is prepared according to the following steps：
(1) matrix pitch of 100 mass parts is heated to 150 DEG C, is then cut with the rotating speed of 7500r/min by high speed shear instrument
It cuts 3 hours, is subsequently placed in 150 DEG C of environmental cabinet and develops 0.5 hour；
(2) be separately added into the high purity water of 60 mass parts the nano zine oxide of 5 mass parts, the dispersant of 0.1 mass parts,
The ph conditioning agents of 0.05 mass parts, the emulsifier of 2 mass parts, the stabilizer of 1 mass parts, the antifoaming agent of 2 mass parts and 5 mass
Part Al, N coblended nano TiO 2 particle, then by high speed shear instrument with the rotating speed cutting 3 hours of 12000r/min, shape
At suspension；
(3) matrix pitch that step (1) obtains is slowly added in the suspension that step (2) obtains, and by high speed shear instrument with
The rotating speed cutting of 15000r/min 2 hours obtains the road scavenging material.
Comparative example 1：The preparation method of road cleaning material prepares with embodiment 2 and does not add nano-titanium dioxide in raw material
And nano zine oxide.
Comparative example 2
N doped nano titanium dioxide particles are prepared according to the following steps：
(1) butyl titanate is slowly added in ionic liquid 1- methyl -3- propane sulfonic acid imidazoles bromides, at room temperature with
The rotating speed of 800r/min stirs, and is configured to the mixed liquor that mass percentage concentration is 50%；
(2) will be added with the ammonium nitrate of the butyl titanate phase homogenous quantities in step (1) obtained mixed liquor, at room temperature with
The rotating speed of 600r/min is stirred to react 3 hours；
(3) after reaction, filtration washing sediment is 2 hours dry in 120 DEG C of air dry oven for step (2)；
(4) product after drying is roasted 3 hours in Muffle furnace at 400 DEG C, obtains N doped nano titanium dioxide particles.
Road cleaning material is prepared according to the following steps：
(1) matrix pitch of 150 mass parts is heated to 180 DEG C, is then cut with the rotating speed of 7500r/min by high speed shear instrument
It cuts 3 hours, is subsequently placed in 180 DEG C of environmental cabinet and develops 1 hour；
(2) nano zine oxide of 3 mass parts, the dispersant of 1 mass parts, 0.2 matter are separately added into the high purity water of 90 mass parts
Measure the ph conditioning agents of part, the emulsifier of 5 mass parts, the stabilizer of 2 mass parts, the antifoaming agent of 6 mass parts and the N of 10 mass parts
Then doped nano titanium dioxide particle forms suspension by high speed shear instrument with the rotating speed cutting 3 hours of 12000r/min；
(3) matrix pitch that step (1) obtains is slowly added in the suspension that step (2) obtains, and by high speed shear instrument with
The rotating speed cutting of 15000r/min 4 hours obtains the road scavenging material.
Comparative example 2 and embodiment 2 the difference is that, undoped with Al in nano-titanium dioxide, be only doped with N.
Comparative example 3
Al doped nano titanium dioxide particles are prepared according to the following steps：
(1) butyl titanate is slowly added in ionic liquid 1- methyl -3- propane sulfonic acid imidazoles bromides, at room temperature with
The rotating speed of 800r/min stirs, and is configured to the mixed liquor that mass percentage concentration is 50%；
(2) will be added with the aluminum nitrate of the butyl titanate phase homogenous quantities in step (1) obtained mixed liquor, at room temperature with
The rotating speed of 600r/min is stirred to react 3 hours；
(3) after reaction, filtration washing sediment is 2 hours dry in 120 DEG C of air dry oven for step (2)；
(4) product after drying is roasted 3 hours in Muffle furnace at 400 DEG C, obtains Al, N coblended nano TiO 2
Particle.
Road cleaning material is prepared according to the following steps：
(1) matrix pitch of 150 mass parts is heated to 180 DEG C, is then cut with the rotating speed of 7500r/min by high speed shear instrument
It cuts 3 hours, is subsequently placed in 180 DEG C of environmental cabinet and develops 1 hour；
(2) nano zine oxide of 3 mass parts, the dispersant of 1 mass parts, 0.2 matter are separately added into the high purity water of 90 mass parts
Measure the ph conditioning agents of part, the emulsifier of 5 mass parts, the stabilizer of 2 mass parts, the antifoaming agent of 6 mass parts and 10 mass parts
Then Al doped nano titanium dioxide particles are formed suspended by high speed shear instrument with the rotating speed cutting 3 hours of 12000r/min
Liquid；
(3) matrix pitch that step (1) obtains is slowly added in the suspension that step (2) obtains, and by high speed shear instrument with
The rotating speed cutting of 15000r/min 4 hours obtains the road scavenging material.
Comparative example 3 and embodiment 2 the difference is that, undoped with N in nano-titanium dioxide, be only doped with Al.
Comparative example 4：The preparation method of road cleaning material is prepared in raw material and is not added with embodiment 2, only step (2)
Nano-titanium dioxide.
Comparative example 5：The preparation method of road cleaning material is prepared in raw material and is not added with embodiment 2, only step (2)
Nano zine oxide
Embodiment 1-3 and comparative example 1-5 the road scavenging material prepared are uniformly applied to OGFC asphalt tracks
On plate, the tail gas degradation property of track plate is tested after natural consolidation, simulates practical bituminous paving to automobile exhaust degrading performance, with
Degradation rate is as bituminous paving to the evaluation index of tail gas degradation property, and (tail gas initial concentration is dense after -4 hours for degradation rate/%=
Degree)/tail gas initial concentration.Mobility is tested according to GB/T1723-1993 viscosimetries.It is tested according to GB/T9286-1998
Adhesion performance compares classification so that it is determined that adhesive force grade.Water resistance, testing time are tested according to GB/T1733-1993
240h, if material bubble-free after test, not elephant skin, not falling off as qualification.Table 1 shows the above property of each embodiment and comparative example
The test result of energy.
Table 1
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection domain by appended claims and its
Equivalent defines.
Claims (5)
1. a kind of road scavenging material, which is characterized in that include the component of following parts by weight：100~150 parts of matrix pitch is received
5~10 parts of titanium dioxide of rice, 2~5 parts of nano zine oxide, 0.1~1 part of dispersant, 0.05~0.2 part of ph conditioning agents, emulsifier 2
60~90 parts of~5 parts, 0~2 part of stabilizer, 1~6 part of antifoaming agent and high purity water.
2. road scavenging material according to claim 1, which is characterized in that the nano-titanium dioxide is Al, N codope
Modified nano-titanium dioxide particle, preparation method includes the following steps：
(1) butyl titanate is slowly added in ionic liquid 1- methyl -3- propane sulfonic acid imidazoles bromides, is stirred at room temperature and matches
The mixed liquor that mass percentage concentration is 40%~50% is made；
(2) it will be added in the mixed liquor that step (1) obtains with the aluminum nitrate and ammonium nitrate of the butyl titanate phase homogenous quantities, room
The lower stirring of temperature, reacts 3~5 hours；
(3) step (2) after reaction, filtration washing sediment, and dry；
(4) product after drying is roasted 3~5 hours at 200 DEG C~400 DEG C, obtains the modified Nano two of Al, N codope
Titanium particles.
3. road scavenging material according to claim 1, which is characterized in that the dispersant is calgon and poly- third
One or both of olefin(e) acid sodium, the ph conditioning agents are hydrochloric acid, and the emulsifier is XT-R4L types emulsifier, XT-R4M type breasts
One or more in agent, XT-A3 types emulsifier and XT-A4 type emulsifiers, the stabilizer is K-25, K-30 and K-
One kind in 40 is the more planted, and the antifoaming agent is the combination of one or both of ethyl alcohol and isopropanol.
4. a kind of road scavenging material preparation method, which is characterized in that include the following steps：
(1) matrix pitch of 100~150 mass parts is heated to 150 DEG C~180 DEG C, then by high speed shear instrument with 5000~
The rotating speed cutting of 7500r/min 0.5~3 hour is subsequently placed in 150 DEG C~180 DEG C of environmental cabinet and develops 0.5~1 hour；
(2) nano zine oxides of 2~5 mass parts, 0.1~1 mass parts are separately added into the high purity water of 60~90 mass parts
Dispersant, the ph conditioning agents of 0.05~0.2 mass parts, the emulsifier of 2~5 mass parts, the stabilizer of 0~2 mass parts, 1~6 matter
The antifoaming agent of part and the nano-titanium dioxide of 5~10 mass parts are measured, then by high speed shear instrument with 8000~12000r/min
Rotating speed cutting 3~6 hours, form suspension；
(3) matrix pitch that step (1) obtains is slowly added in the suspension that step (2) obtains, and by high speed shear instrument
With the rotating speed cutting 2~6 hours of 8000~15000r/min, the road scavenging material is obtained.
5. road scavenging material preparation method according to claim 4, which is characterized in that the nano-titanium dioxide is
The modified nano-titanium dioxide particle of Al, N codope, preparation method includes the following steps：
(1) butyl titanate is slowly added in ionic liquid 1- methyl -3- propane sulfonic acid imidazoles bromides, is stirred at room temperature and matches
The mixed liquor that mass percentage concentration is 40%~50% is made；
(2) it will be added in the mixed liquor that step (1) obtains with the aluminum nitrate and ammonium nitrate of the butyl titanate phase homogenous quantities, room
The lower stirring of temperature, reacts 3~5 hours；
(3) step (2) after reaction, filtration washing sediment, and dry；
(4) product after drying is roasted 3~5 hours at 200 DEG C~400 DEG C, obtains the modified Nano two of Al, N codope
Titanium particles.
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| CN112057903A (en) * | 2020-09-09 | 2020-12-11 | 张治悦 | Anti-blocking filter for processing non-road mechanical catalyst |
| CN112321214A (en) * | 2020-11-11 | 2021-02-05 | 东北林业大学 | Use of straw fiber for regenerating asphalt concrete pavement |
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