CN104513592A - Pavement paint for purifying automobile exhaust and preparation method for pavement paint - Google Patents
Pavement paint for purifying automobile exhaust and preparation method for pavement paint Download PDFInfo
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- CN104513592A CN104513592A CN201510006177.7A CN201510006177A CN104513592A CN 104513592 A CN104513592 A CN 104513592A CN 201510006177 A CN201510006177 A CN 201510006177A CN 104513592 A CN104513592 A CN 104513592A
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- C08K3/20—Oxides; Hydroxides
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- C08K3/34—Silicon-containing compounds
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- C08K3/00—Use of inorganic substances as compounding ingredients
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- C08K3/346—Clay
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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
- C08K3/38—Boron-containing compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/67—Particle size smaller than 100 nm
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- C08K3/00—Use of inorganic substances as compounding ingredients
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- C08K2003/0806—Silver
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- 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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- C08K2003/387—Borates
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- C08K2201/011—Nanostructured additives
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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Abstract
The invention belongs to the technical field of pavement materials, and particularly relates to pavement paint for purifying automobile exhaust and a preparation method for the pavement paint. The pavement paint comprises the following raw materials in parts by mass: 40 to 60 parts of a base material A, 15 to 30 parts of an amine curing agent, 1 to 5 parts of a nanometer Ag/TiO2 photocatalyst and 10 to 15 parts of a gas adsorption material, wherein the base material A is one or more of Tactix556, E-55, E-51 and E-44. Compared with the prior art, the pavement paint for purifying automobile exhaust has the advantages of high light transmission, high gas adsorption capacity, high catalytic removal efficiency, simple preparation process, environment friendliness and the like.
Description
Technical field
The invention belongs to ground surface material technical field, specifically, relate to a kind of road paint for purifying automobile tail gas and preparation method thereof.
Background technology
In recent years, along with the sharp increase of automobile pollution, its tail gas pollution is day by day serious, especially with NO
xendanger maximum, and road being the direct carrying person of automobile, is again the severely afflicated area of automobile exhaust pollution near its road surface and around road.Administer motor vehicle emission NO
xtechnology be divided into the large approach of emission controls by improving combustion and external purification two.Emission controls by improving combustion is exactly the combustion position by improving engine, as improvement fuel, improves Vehicle Engine Structure etc., fundamentally prevents from or reduce noxious pollutant in machine generating, and reaches " treating both principal and secondary aspect of disease " effect of engine.Wherein comparatively advanced at present technology has: Lean Burning Technique, exhaust gas recirculatioon technology etc.External purification, mainly contains chemical method, electrostatic method, mechanical process three kinds of purifying methods.
Wherein, vehicle exhaust is carried out catalyzed oxidation or catalytic reduction by special purpose device by chemical method exactly, is innocuous gas, reaches cleaning action by harmful in waste gas or unburnt conversion or afterburning.At present, in numerous administering method, nano-TiO
2photocatalyst material is as improvement vehicular emission NO
xa kind of new way, be effectively applied to road surface by photocatalyst material, can the directly effective pollution eliminating vehicle exhaust, thus produce huge economic benefit and social benefit.
But existing photocatalyst material catalytic efficiency is relatively low, such as Chinese patent CN 20101035744 and CN 200910073284.Trace it to its cause two: one, photocatalyst enter in pitch and concrete material in the mode of mixing or infiltrate, and pitch and cement play to sunlight the effect of blocking, and cause light-catalysed stimulation effect poor, and its catalytic performance is fully played; Two, lack gas adsorption part in integral material, photocatalyst being contacted not with needing the obnoxious flavour of catalytic removal, drastically influence the performance of catalysis efficiency, govern the practical application of such material.
Summary of the invention
For solving the problems of the technologies described above, the invention provides the road paint for purifying automobile tail gas and preparation method thereof of a kind of printing opacity, efficient, simple, environmental protection.
A kind of road paint for purifying automobile tail gas of the present invention, described road paint, by raw materials quality part, comprises the base material A of 40-60 part, the amine curing agent of 15-30 part, the nanometer Ag/TiO of 1-5 part
2the gas adsorption material of photocatalyst and 10-15 part; Described base material A is one or more in Tactix556, E-55, E-51, E-44.
A kind of road paint for purifying automobile tail gas of the present invention, described amine curing agent is quadrol, mphenylenediamine, four butyl bromation amine, DMP-30,2-ethyl-4-methylimidazole, 4-(4-chloromethane alkoxyl phenyl)-3-ethyl-1H-1, one or more in 2,4-triazole-5 (4H)-one.
A kind of road paint for purifying automobile tail gas of the present invention, described nanometer Ag/TiO
2the primary particle size of photocatalyst is 40-60nm.
A kind of road paint for purifying automobile tail gas of the present invention, described gas adsorption material is one or more in zeolite, float stone, montmorillonite, haydite, tourmalinite or sepiolite.
The preparation method of a kind of road paint for purifying automobile tail gas of the present invention, described preparation method's concrete steps are: get each component by proportioning, first base material A, amine curing agent are mixed; Then add gas adsorption material to stir, rotating speed controls at 100-300r/min; Finally add nanometer Ag/TiO
2photocatalyst, continue to stir, rotating speed controls at 100-300r/min, makes it mix, obtains road paint.
A kind of road surface coating prepared by road paint of the present invention, described road surface coating is by being coated on bituminous pavement or cement pavement uniformly by the road paint prepared, and namely forms the road surface coating with absorption, decomposing automobile exhaust effect after solidification.
Compared with prior art, the road paint for purifying automobile tail gas of the present invention has that light transmission is good, gas adsorption power is strong, and catalytic eliminating efficiency is high, and preparation technology is simple, the advantages such as environmental protection.
Embodiment
Below in conjunction with specific embodiment, the road paint for purifying automobile tail gas of the present invention is described further, but protection scope of the present invention is not limited to this.
Embodiment 1
Formulation for coating material: E44 type epoxy resin 167g, mphenylenediamine 83g, Ag/TiO
2(particle diameter is 50nm-60nm) 4g, zeolite 41g.
Preparation method: first join in 1000ml beaker by E44 type epoxy resin and mphenylenediamine, makes it be uniformly dispersed through stirring; Add zeolite again, mechanical stirring (revolution 160r/min), adds Ag/TiO after its system is uniformly dispersed
2, constantly stir, until system is uniformly dispersed.
Embodiment 2
Formulation for coating material: E55 type epoxy resin 150g, DMP-30112g, Ag/TiO
2(particle diameter is 40nm-50nm) 3g, montmorillonite 40g.
Preparation method: first join in 1000ml beaker by E55 type epoxy resin and DMP-30, makes it be uniformly dispersed through stirring; Add montmorillonite again, mechanical stirring (revolution 180r/min), adds Ag/TiO after its system is uniformly dispersed
2, constantly stir, until system is uniformly dispersed.
Embodiment 3
Formulation for coating material: E55 type epoxy resin 50g, E51 type epoxy resin 37g, DMP-3043g, four butyl bromation amine 13g, Ag/TiO
2(particle diameter is 50nm-60nm) 2g, sepiolite 9g.
Preparation method: first join in 1000ml beaker by E51 type epoxy resin and DMP-30, makes it be uniformly dispersed through stirring; Add sepiolite again, mechanical stirring (revolution 200r/min), adds Ag/TiO after its system is uniformly dispersed
2, constantly stir, until system is uniformly dispersed.
Embodiment 4
Formulation for coating material: E44 type epoxy resin 90g, 2-ethyl-4-methylimidazole 53g, Ag/TiO
2(particle diameter is 40nm-50nm) 3g, tourmalinite 15g, haydite 13g.
Preparation method: first join in 1000ml beaker by E51 type epoxy resin and 2-ethyl-4-methylimidazole, makes it be uniformly dispersed through stirring; Add haydite again, mechanical stirring (revolution 200r/min), adds Ag/TiO after its system is uniformly dispersed
2, constantly stir, until system is uniformly dispersed.
Embodiment 5
Formulation for coating material: E51 type epoxy resin 90g, Tactix5565g, four butyl bromation amine 53g, Ag/TiO
2(particle diameter is 40nm-60nm) 3g, tourmalinite 25g.
Preparation method: first join in 1000ml beaker by E51, Tactix556 type epoxy resin and four butyl bromation amine, makes it be uniformly dispersed through stirring; Add tourmalinite again, mechanical stirring (revolution 200r/min), adds Ag/TiO after its system is uniformly dispersed
2, constantly stir, until system is uniformly dispersed.
Embodiment 6
Formulation for coating material: E44 type epoxy resin 90g, Tactix5565g, 4-(4-chloromethane alkoxyl phenyl)-3-ethyl-1H-1,2,4-triazole-5 (4H)-one 53g, Ag/TiO
2(particle diameter is 40nm-50nm) 3g, haydite 25g.
Preparation method: first by E51, Tactix556 type epoxy resin and 4-(4-chloromethane alkoxyl phenyl)-3-ethyl-1H-1,2,4-triazole-5 (4H)-one joins in 1000ml beaker, makes it be uniformly dispersed through stirring; Add tourmalinite again, mechanical stirring (revolution 200r/min), adds Ag/TiO after its system is uniformly dispersed
2, constantly stir, until system is uniformly dispersed.
4-(4-chloromethane alkoxyl phenyl)-3-ethyl-1H-1,2,4-triazole-5 (4H)-one preparation method: add paracetamol 2.27g (15.0mmol) and ethanol 45mL in 100mL round-bottomed flask, potassium hydroxide 0.42g (7.5mmol) and salt of wormwood 2.07g (15.0mmol) is added after stirring and dissolving, methylene dichloride 20mmol is added, back flow reaction 6h after continuing to stir 30min; Obtain white solid by after reaction solution evaporated under reduced pressure ethanol, washing, drying obtains crude product, heavily ties product obtain sterling compound N-(4-chloromethane alkoxyl phenyl) ethanamide through ethyl acetate; N-(4-chloromethane alkoxyl phenyl) ethanamide (12.0mmol) is joined 40m L potassium hydroxide aqueous solution ((0.9molL
-1) in, add ethanol 10mL, back flow reaction 36h simultaneously; After having reacted, remove ethanol under reduced pressure, methylene dichloride (30mL × 3) extracts, anhydrous magnesium sulfate drying, obtains oil product 4-chloromethane alkoxyl aniline after reclaiming methylene dichloride; Hydrazine carboxylic acid's methyl esters 1.62g (18mmol) and triethyl orthopropionate 3.17g (18mmol) is added, in 90 DEG C of reaction 30h in 100m L round-bottomed flask; 4-chloromethane alkoxyl aniline (15mmol) and dehydrated alcohol 30mL, back flow reaction 20h is added after letting cool; TLC adds sodium methylate (22.5mmol) after detecting complete reaction, continues reaction 5h; After question response is complete, underpressure distillation reaction solution, the residue obtained 100m L water that adds stirs 30min, suction filtration obtains pale solid, drying, with sherwood oil, methylene dichloride (volume ratio 5:1) recrystallization, obtains 4-(4-chloromethane alkoxyl phenyl)-3-ethyl-1H-1,2,4-triazole-5 (4H)-one.
Prepared by embodiment 1-6 can purifying automobile tail gas road surface coating application with absorb decompose simulated roadway vehicle exhaust, step is as follows:
1) rut test piece made according to " highway engineering pitch and Asphalt Mixture Experiment code " cuts into 20cm*20cm*5cm size, and mix type is SMA-13;
2) prepared by embodiment 1-6 can the road surface coating material of purifying automobile tail gas brush in step 1) on the bitumen mixture specimen prepared, natural air drying 2 hours, be placed on afterwards in airtight simulated automotive tail gas decomposing solution, carry out visible photocatalytic test;
3) condition determination: intensity of illumination is 50W, NO
2starting point concentration is 50ppm, and test duration 30min, test result is as shown in table 1.
Table 1: embodiment 1-6 gained road paint the performance test results
Compared with prior art, the road paint for purifying automobile tail gas of the present invention has that light transmission is good, gas adsorption power is strong, and catalytic eliminating efficiency is high, and preparation technology is simple, the advantages such as environmental protection.
Claims (6)
1. for a road paint for purifying automobile tail gas, it is characterized in that, described road paint, by raw materials quality part, comprises the base material A of 40-60 part, the amine curing agent of 15-30 part, the nanometer Ag/TiO of 1-5 part
2the gas adsorption material of photocatalyst and 10-15 part; Described base material A is one or more in Tactix556, E-55, E-51, E-44.
2. a kind of road paint for purifying automobile tail gas according to claim 1, is characterized in that, described amine curing agent is one or more in quadrol, mphenylenediamine, four butyl bromation amine, DMP-30,2-ethyl-4-methylimidazole.
3. a kind of road paint for purifying automobile tail gas according to claim 1, is characterized in that, the primary particle size of described nanometer Ag/TiO2 photocatalyst is 40-60nm.
4. a kind of road paint for purifying automobile tail gas according to claim 1, is characterized in that, described gas adsorption material is one or more in zeolite, float stone, montmorillonite, haydite, tourmalinite or sepiolite.
5. the preparation method of a kind of road paint for purifying automobile tail gas according to claim 1, is characterized in that, described preparation method's concrete steps are: get each component by proportioning, first base material A, amine curing agent are mixed; Then add gas adsorption material to stir, rotating speed controls at 100-300r/min; Finally add nanometer Ag/TiO2 photocatalyst, continue to stir, rotating speed controls at 100-300r/min, makes it mix, obtains road paint.
6. the road surface coating prepared by road paint according to claim 1, described road surface coating is by being coated on bituminous pavement or cement pavement uniformly by the road paint prepared, and namely forms the road surface coating with absorption, decomposing automobile exhaust effect after solidification.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510006177.7A CN104513592A (en) | 2015-01-07 | 2015-01-07 | Pavement paint for purifying automobile exhaust and preparation method for pavement paint |
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|---|---|---|---|
| CN201510006177.7A CN104513592A (en) | 2015-01-07 | 2015-01-07 | Pavement paint for purifying automobile exhaust and preparation method for pavement paint |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111442A (en) * | 2019-12-30 | 2020-05-08 | 长安大学 | Long-afterglow automobile exhaust purification coating and preparation method and application thereof |
| CN113979693A (en) * | 2021-11-16 | 2022-01-28 | 绍兴职业技术学院 | Permeable pavement material capable of degrading automobile exhaust and prepared based on urban building waste and preparation method thereof |
| CN115011244A (en) * | 2022-06-08 | 2022-09-06 | 长安大学 | Self-oxygen-supply self-cleaning type coating for tail gas degradation and preparation method and application thereof |
-
2015
- 2015-01-07 CN CN201510006177.7A patent/CN104513592A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111442A (en) * | 2019-12-30 | 2020-05-08 | 长安大学 | Long-afterglow automobile exhaust purification coating and preparation method and application thereof |
| WO2021136328A1 (en) * | 2019-12-30 | 2021-07-08 | 长安大学 | Long afterglow automobile exhaust gas purification coating, preparation method therefor and application thereof |
| CN113979693A (en) * | 2021-11-16 | 2022-01-28 | 绍兴职业技术学院 | Permeable pavement material capable of degrading automobile exhaust and prepared based on urban building waste and preparation method thereof |
| CN115011244A (en) * | 2022-06-08 | 2022-09-06 | 长安大学 | Self-oxygen-supply self-cleaning type coating for tail gas degradation and preparation method and application thereof |
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Application publication date: 20150415 |