CN102234437A - Emulsified asphalt and preparation method thereof - Google Patents
Emulsified asphalt and preparation method thereof Download PDFInfo
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- CN102234437A CN102234437A CN 201010227455 CN201010227455A CN102234437A CN 102234437 A CN102234437 A CN 102234437A CN 201010227455 CN201010227455 CN 201010227455 CN 201010227455 A CN201010227455 A CN 201010227455A CN 102234437 A CN102234437 A CN 102234437A
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- pitch
- emulsified bitumen
- water
- alcohol
- bitumen
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- 239000010426 asphalt Substances 0.000 title claims abstract description 60
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 125000002091 cationic group Chemical group 0.000 claims abstract description 17
- 239000012875 nonionic emulsifier Substances 0.000 claims abstract description 17
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 claims abstract description 9
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims abstract description 7
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims abstract description 6
- 150000001298 alcohols Chemical class 0.000 claims abstract description 6
- 150000002191 fatty alcohols Chemical class 0.000 claims abstract description 3
- 239000000839 emulsion Substances 0.000 claims description 29
- 239000011295 pitch Substances 0.000 claims description 28
- 238000007710 freezing Methods 0.000 claims description 18
- 239000000344 soap Substances 0.000 claims description 16
- 150000002500 ions Chemical class 0.000 claims description 15
- -1 polyoxyethylene Polymers 0.000 claims description 10
- 238000000227 grinding Methods 0.000 claims description 8
- 230000035515 penetration Effects 0.000 claims description 8
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 claims description 7
- NBMKJKDGKREAPL-DVTGEIKXSA-N beclomethasone Chemical compound C1CC2=CC(=O)C=C[C@]2(C)[C@]2(Cl)[C@@H]1[C@@H]1C[C@H](C)[C@@](C(=O)CO)(O)[C@@]1(C)C[C@@H]2O NBMKJKDGKREAPL-DVTGEIKXSA-N 0.000 claims description 7
- 229940092705 beclomethasone Drugs 0.000 claims description 7
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 6
- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 6
- WUOACPNHFRMFPN-VIFPVBQESA-N (R)-(+)-alpha-terpineol Chemical compound CC1=CC[C@H](C(C)(C)O)CC1 WUOACPNHFRMFPN-VIFPVBQESA-N 0.000 claims description 4
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical group NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims description 4
- JBIROUFYLSSYDX-UHFFFAOYSA-M benzododecinium chloride Chemical compound [Cl-].CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 JBIROUFYLSSYDX-UHFFFAOYSA-M 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 229940051841 polyoxyethylene ether Drugs 0.000 claims description 4
- 229920000056 polyoxyethylene ether Polymers 0.000 claims description 4
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- PMPHNHJXQSJGHM-UHFFFAOYSA-N 2-(2-methylphenyl)propan-2-yl-octadecylazanium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCC[NH2+]C(C)(C)C1=CC=CC=C1C PMPHNHJXQSJGHM-UHFFFAOYSA-N 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- VBIIFPGSPJYLRR-UHFFFAOYSA-M Stearyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCC[N+](C)(C)C VBIIFPGSPJYLRR-UHFFFAOYSA-M 0.000 claims description 3
- 229960000541 cetyl alcohol Drugs 0.000 claims description 3
- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 claims description 3
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical class CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims description 3
- 238000004945 emulsification Methods 0.000 claims description 3
- 239000011301 petroleum pitch Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 claims description 2
- DDXLVDQZPFLQMZ-UHFFFAOYSA-M dodecyl(trimethyl)azanium;chloride Chemical compound [Cl-].CCCCCCCCCCCC[N+](C)(C)C DDXLVDQZPFLQMZ-UHFFFAOYSA-M 0.000 claims description 2
- XJWSAJYUBXQQDR-UHFFFAOYSA-M dodecyltrimethylammonium bromide Chemical compound [Br-].CCCCCCCCCCCC[N+](C)(C)C XJWSAJYUBXQQDR-UHFFFAOYSA-M 0.000 claims description 2
- 150000002170 ethers Chemical class 0.000 claims description 2
- UJAUJKDQVXXVLZ-UHFFFAOYSA-M trimethyl(1-phenylheptadecyl)azanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCC([N+](C)(C)C)C1=CC=CC=C1 UJAUJKDQVXXVLZ-UHFFFAOYSA-M 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 abstract description 15
- 238000012423 maintenance Methods 0.000 abstract description 7
- 239000003350 kerosene Substances 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 6
- 238000010257 thawing Methods 0.000 abstract description 5
- 239000003085 diluting agent Substances 0.000 abstract 1
- 238000004904 shortening Methods 0.000 abstract 1
- 230000002195 synergetic effect Effects 0.000 abstract 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 15
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 10
- 239000002283 diesel fuel Substances 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 239000004567 concrete Substances 0.000 description 6
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000003921 oil Substances 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ALSTYHKOOCGGFT-KTKRTIGZSA-N (9Z)-octadecen-1-ol Chemical compound CCCCCCCC\C=C/CCCCCCCCO ALSTYHKOOCGGFT-KTKRTIGZSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 208000034189 Sclerosis Diseases 0.000 description 1
- 239000012874 anionic emulsifier Substances 0.000 description 1
- ALSTYHKOOCGGFT-UHFFFAOYSA-N cis-oleyl alcohol Natural products CCCCCCCCC=CCCCCCCCCO ALSTYHKOOCGGFT-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000003760 tallow Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Landscapes
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Abstract
The invention discloses emulsified asphalt and a preparation method thereof. The emulsified asphalt comprises asphalts, cationic emulsifiers, zwitterionic emulsifiers, a non-ionic emulsifier, alcohols and water, wherein the alcohols are one or more of ethanol, propanol, isopropanol and tert butyl alcohol. The emulsified asphalt has the following advantages: through synergistic action of the compound emulsifier and lower fatty alcohols, without adding such diluents as diesel or kerosene, the emulsified asphalt can be used for shortening the time of moisture volatilization, speeding up mixture hardening and improving the frost resistance, is not frozen at minus 5-minus 25 DEG C, maintains such excellent properties of the original asphalts as caking property and can be used for avoiding low-temperature shrinkage crack or freeze thawing and looseness of a mixture in winter. The emulsified asphalt is used for highway maintenance and repair.
Description
Technical field
The present invention relates to a kind of emulsified bitumen and preparation method thereof, a kind of anti-freezing emulsified asphalt and preparation method thereof particularly, this emulsified bitumen can be used for highway maintenance, maintenance.
Background technology
In the maintenance and maintenance process of highway, emulsified bitumen is one of a kind of material commonly used.Compare with heated bitumen, advantages such as saving the energy, easy to use, environmental protection is arranged.But there is the relatively poor shortcoming of anti-freezing property in employed in the past emulsified bitumen, is easy to when store winter because of freezing breakdown of emulsion, consequently can't continue to use.In addition, adopt the road surface of emulsified bitumen making, winter, the low temperature shrinkage cracking took place easily or freeze thawing loose, also be because relatively poor the causing of emulsified bitumen anti-freezing property of being adopted.Use when emulsified bitumen in the past can only be higher than-5 ℃ in temperature, then freeze, breakdown of emulsion just takes place after melt and dissolved, can't re-use when being lower than-5 ℃.
CN1554708A discloses a kind of road with cold mixing cold laid asphaltic material, is pitch to be heated to 120 ℃ dissolve, and adds thinner (diesel oil or kerosene), resin, urethane, frostproofer (ethylene glycol or glycol ether), setting accelerator, stirs and gets.This pitch material is a kind of fluxed asphalt, is not emulsified bitumen, does not wherein have the composition of water.This method makes pitch lose performances such as original cohesiveness for the adding that remedies because of thinner, polymer substance resin and urethane have been added, step complexity not only, increased preparation cost, and the patented product is unsuitable for using under the situation that has water to exist, when using, must guarantee the road surface drying, compare with emulsified bitumen, comparatively strict to the construction environment conditional request.In addition, it is higher as the thinner cost to add diesel oil or kerosene, and also can polluted air when diesel oil or kerosene volatilization, and operator can smell dense oil gas flavor when work, the healthy of personnel is harmful to.Add ethylene glycol or glycol ether as frostproofer, higher not volatile because of its boiling point, the presetting period of compound is prolonged, but also can cause that compound is loose, building stones peel off easily.Although this patent has added the amine setting accelerator, presetting period is accelerated, strengthened the electric charge on building stones surfaces, thereby improved the adhesivity of pitch and building stones, but because the adding of diesel oil (or kerosene) and ethylene glycol (or glycol ether), can obviously reduce bituminous viscosity and toughness, also can only improve adhesivity between pitch and the building stones even added the amine setting accelerator, but can't improve the cohesiveness between building stones and the building stones.So this patent has problems aspect cohesiveness.The Marshall stability data also can be found out from embodiment, and the cohesiveness of compound is bad, so stability is less.
CN101148544A discloses a kind of cold crack pouring asphalt emulsion and preparation method thereof, used a spot of solvent oil in this bitumen emulsion, though low than the consumption of diesel oil among the CN1554708A or kerosene, but still can make bituminous cohesiveness variation to a certain extent, and can increase cost, polluted air.In addition, CN101148544A has used cationic emulsifier or anionic emulsifier separately, because this asphalt emulsification system is comparatively complicated, and emulsifying agent is single, and the stability in storage of emulsion can have problems.In addition, ethylene glycol or glycerol have been used in this patent, although the two good frost resistance, but because of its boiling point higher not volatile, retain in after the application in the compound, can make bituminous cohesiveness variation, make compound be difficult for sclerosis, bad adhesion between novel material and the old pavement is difficult for forming firm tack coat.
Summary of the invention
At the deficiencies in the prior art part, the invention provides a kind of good frost resistance, cohesiveness is good, cost is low emulsified bitumen and preparation method thereof.This emulsified bitumen does not freeze when can be implemented in-5 ℃～-25 ℃, avoided emulsified bitumen in the past because of freezing to cause breakdown of emulsion winter, cause the wasting of resources, also can avoid adopting the road surface of in the past emulsified bitumen making to freeze shrinkage cracking or the loose phenomenon of freeze thawing winter simultaneously.
Emulsified bitumen of the present invention comprises pitch, cationic emulsifier, amphoteric ion type emulsifying agent, nonionic emulsifier, alcohol, water, in the gross weight of emulsified bitumen:
Pitch 40.0%～65.0%,
Cationic emulsifier 0.05%～5.5%,
Amphoteric ion type emulsifying agent 0.03%～0.5%,
Nonionic emulsifier 0.02%～1.0%,
Alcohol 10.0%～20.0%,
Water 24.9%～33.0%;
Used alcohols is one or more in ethanol, propyl alcohol, Virahol and the trimethyl carbinol, is preferably the trimethyl carbinol.
Described cationic emulsifier can be in octadecyl trimethyl ammonium chloride, palmityl trimethyl ammonium chloride, Dodecyl trimethyl ammonium chloride, Trimethyllaurylammonium bromide, octadecyl trimethyl benzyl ammonia chloride, cetyl trimethyl benzyl ammonium chloride, the dodecyl benzyl dimethyl ammonium chloride one or more for being quaternary ammonium salt.
Described amphoteric ion type emulsifying agent is aminocarboxylic acid and salt thereof, can be in N-cocoyl-β-An Jibingsuan sodium, N-cocoyl-β-An Jibingsuan, N-lauryl-β-An Jibingsuan, N-myristyl-β-An Jibingsuan, N-tallow-β-imido disodium beclomethasone, the N-lauryl-β-imido disodium beclomethasone one or more.
Described nonionic emulsifier is a fatty alcohol-polyoxyethylene ether, can be the mixture of one or more arbitrary proportions in ethoxylated dodecyl alcohol, Brij, palmityl alcohol Soxylat A 25-7, hexalin Soxylat A 25-7, the terpenol Soxylat A 25-7, wherein polyoxyethylene molecule number be 15～25 in the fatty alcohol-polyoxyethylene ether.
Used pitch is petroleum pitch, comprises in straight-run pitch, oxidized bitumen, solvent deoiling pitch, the polymer modified asphalt one or more, and its penetration degree is 40～2101/10mm.
Used water can be one or more in tap water, underground water, service water and the river.
The preparation method of anti-freezing emulsified asphalt of the present invention is: earlier soluble in water jointly, and then the adding alcohols cationic emulsifier, amphoteric ion type emulsifying agent and nonionic emulsifying agent, be prepared into soap lye and be heated to 40 ℃～65 ℃ standby; With pitch be heated to 110 ℃～165 ℃ standby; Above-mentioned soap lye and heated bitumen are transported to respectively in the colloidal mill,, become emulsion oil-in-water,, go out system when preferably dropping to below 40 ℃, obtain anti-freezing emulsified asphalt when emulsion temperature drops to below 70 ℃ through the colloidal mill homodisperse and after grinding.
When wherein said emulsion after colloidal mill grinds does not drop to out system temperature, can adopt the mode of heat exchange, lower the temperature, go out system then such as water cooler.
Anti-freezing emulsified asphalt of the present invention has following advantage:
1, the used emulsifying agent of the present invention is by cationic, amphoteric ion type and nonionic emulsifier is composite forms, especially cationic emulsifier is selected quaternary ammonium salt for use, the amphoteric ion type emulsifying agent is selected aminocarboxylic acid and salt thereof for use, nonionic emulsifier is selected fatty alcohol polyethenoxy ether class for use, and the three carries out composite.This compound scheme can effectively be brought into play speciality separately, owing to be aided with nonionic emulsifier, the emulsion stability in storage is improved more.The mix performance of emulsion and building stones is good, and behind emulsion and the building stones mix, the associativity of pitch and building stones is good, and cohesive force is big, and the frost resistance and the Marshall stability of compound also are improved.And the use of this compound emulsifying agent can promote the compound setting rate, shortens setting time.In addition, adopt three kinds of emulsifying agents of the present invention composite, can reduce the emulsifying agent consumption, reduce cost.
2, anti-freezing emulsified asphalt of the present invention, because lower aliphatic alcohols and compound emulsifying agent are present in the emulsified bitumen simultaneously, by both synergies, not only can improve stability of emulsion, even caking phenomenon can not take place at-25 ℃ of multigelations yet, have good stability and freezing and thawing performance.When after using on the road, part alcohol volatilizees away and can simultaneously moisture be carried volatilization, shorten the time of moisture evaporation, accelerate the compound setting rate, open to traffic is rapidly avoided the traffic congestion that causes because of road maintenance, and a part of alcohol still retains in and plays freeze proof effect in the bituminous material, make compound be difficult for the loose phenomenon of freeze thawing takes place, improved the pavement maintenance quality.In addition, owing to the existence of lower aliphatic alcohols, improved the diffustivity of compound, when being used for road surface filleting repairing, compound is diffused into the fissured deep layer of old pavement position easily, improves repair efficiency.
3, the present invention does not use diesel oil or solvent wet goods oil product, can keep the original superperformance of pitch, such as cohesiveness etc., and can reduce cost, and alleviates the atmospheric pollution and the personnel safety problem that cause because of diesel oil or the volatilization of solvent oil content.
4, the inventive method can adopt existing industrial device, need not transform and can implement.
Embodiment
Describe technical scheme of the present invention in detail below in conjunction with embodiment, but the invention is not restricted to following examples.
Embodiment 1
Getting penetration degree is the LIAOHE CRUDE straight-run pitch 6400g of 1481/10mm, be heated to 115 ℃ standby.Get cationic emulsifier palmityl trimethyl ammonium chloride 5g, amphoteric ion type emulsifying agent N-cocoyl-β-An Jibingsuan sodium 10g, nonionic emulsifier oleic alcohol polyoxyethylene (20) ether 10g, be dissolved in jointly in the 2505g water, after treating that emulsifying agent fully dissolves, add Virahol 1070g again, stir, be heated to 42 ℃, it is standby to be prepared into soap lye.Then soap lye and pitch are transported to respectively in the colloidal mill,, become emulsion oil-in-water, by water cooler emulsion temperature is reduced to below 60 ℃ again, flow out, obtain anti-freezing emulsified asphalt from the outlet of system through the colloidal mill homodisperse and after grinding.Concrete outcome sees Table 1.
Embodiment 2
Getting penetration degree is Oman crude oil solvent deoiling pitch 6000g of Maoming petro-chemical corporation of 981/10mm, be heated to 125 ℃ standby.Get cationic emulsifier octadecyl trimethyl ammonium chloride 550g, amphoteric ion type emulsifying agent N-lauryl-β-An Jibingsuan 3g, nonionic emulsifier palmityl alcohol polyoxyethylene (20) ether 2g, be dissolved in the 2045g water, treat that emulsifying agent fully dissolves after, add ethanol 400g again, trimethyl carbinol 1000g, stir, be heated to 50 ℃, it is standby to be prepared into soap lye.Then soap lye and pitch are transported to respectively in the colloidal mill,, become emulsion oil-in-water, by water cooler emulsion temperature is reduced to below 50 ℃ again, flow out, obtain anti-freezing emulsified asphalt from the outlet of system through the colloidal mill homodisperse and after grinding.Concrete outcome sees Table 1.
Embodiment 3
Getting penetration degree is the Kuwait Crude Oil oxidized bitumen 4200g of the Qilu Petrochemical company of 561/10mm, be heated to 155 ℃ standby.Get cationic emulsifier octadecyl trimethyl benzyl ammonia chloride 200g, amphoteric ion type emulsifying agent N-tallow-β-imido disodium beclomethasone 50g, nonionic emulsifier lauryl alcohol polyethylene glycol oxide (20) ether 100g, be dissolved in the 3450g water, after treating that emulsifying agent fully dissolves, add propyl alcohol 2000g again, stir, be heated to 55 ℃, it is standby to be prepared into soap lye.Then soap lye and pitch are transported to respectively in the colloidal mill,, become emulsion oil-in-water, by water cooler emulsion temperature is reduced to below 70 ℃ again, flow out, obtain anti-freezing emulsified asphalt from the outlet of system through the colloidal mill homodisperse and after grinding.Concrete outcome sees Table 1.
Embodiment 4
Getting penetration degree is the SBS modifying asphalt 5000g of 2081/10mm, be heated to 162 ℃ standby.Get cationic emulsifier dodecyl benzyl dimethyl ammonium chloride 50g, amphoteric ion type emulsifying agent N-lauryl-β-imido disodium beclomethasone 20g, nonionic emulsifier terpenol polyoxyethylene (20) ether 50g, be dissolved in the 3280g water, after treating that emulsifying agent fully dissolves, add trimethyl carbinol 1600g again, stir, be heated to 62 ℃, it is standby to be prepared into soap lye.Then soap lye and pitch are transported to respectively in the colloidal mill,, become emulsion oil-in-water, by water cooler emulsion temperature is reduced to below 40 ℃ again, flow out, obtain anti-freezing emulsified asphalt from the outlet of system through the colloidal mill homodisperse and after grinding.Concrete outcome sees Table 1.
Comparative example 1
Getting penetration degree is the LIAOHE CRUDE straight-run pitch 6400g of 1481/10mm, be heated to 115 ℃ standby.Get cationic emulsifier hydrogenated-tallow group trimethylene diamines 25g, nonionic emulsifier glycerol fatty acid ester 5g is dissolved in the 2500g water, after treating that emulsifying agent fully dissolves, add Virahol 1070g again, stir, be heated to 42 ℃, it is standby to be prepared into soap lye.Then soap lye and pitch are transported to respectively in the colloidal mill,, become emulsion oil-in-water, by water cooler emulsion temperature is reduced to below 60 ℃ again, flow out, obtain anti-freezing emulsified asphalt from the outlet of system through the colloidal mill homodisperse and after grinding.Concrete outcome sees Table 1.
Comparative example 2
Getting penetration degree is the SBS modifying asphalt 5000g of 2081/10mm, be heated to 162 ℃ standby.Get cationic emulsifier dodecyl benzyl dimethyl ammonium chloride 50g, amphoteric ion type emulsifying agent N-lauryl-β-imido disodium beclomethasone 20g, nonionic emulsifier terpenol polyoxyethylene (20) ether 50g, be dissolved in the 3280g water, after treating that emulsifying agent fully dissolves, add ethylene glycol 1600g again, stir, be heated to 62 ℃, it is standby to be prepared into soap lye.Then soap lye and pitch are transported to respectively in the colloidal mill,, become emulsion oil-in-water, by water cooler emulsion temperature is reduced to below 40 ℃ again, flow out, obtain anti-freezing emulsified asphalt from the outlet of system through the colloidal mill homodisperse and after grinding.Concrete outcome sees Table 1.
Table 1
Claims (12)
1. an emulsified bitumen comprises pitch, cationic emulsifier, amphoteric ion type emulsifying agent, nonionic emulsifier, alcohol, water, in the gross weight of emulsified bitumen:
Pitch 40.0%～65.0%,
Cationic emulsifier 0.05%～5.5%,
Amphoteric ion type emulsifying agent 0.03%～0.5%,
Nonionic emulsifier 0.02%～1.0%,
Alcohol 10.0%～20.0%,
Water 24.9%～33.0%;
Used alcohols is one or more in ethanol, propyl alcohol, Virahol and the trimethyl carbinol.
2. according to the described emulsified bitumen of claim 1, it is characterized in that described alcohols is the trimethyl carbinol.
3. be quaternary ammonium salt according to the described cationic emulsifier of the described emulsified bitumen of claim 1, described amphoteric ion type emulsifying agent is aminocarboxylic acid and salt thereof, and described nonionic emulsifier is a fatty alcohol polyethenoxy ether class.
4. according to the described emulsified bitumen of claim 3, it is characterized in that, it is characterized in that described quaternary ammonium salt is selected from one or more in octadecyl trimethyl ammonium chloride, palmityl trimethyl ammonium chloride, Dodecyl trimethyl ammonium chloride, Trimethyllaurylammonium bromide, octadecyl trimethyl benzyl ammonia chloride, cetyl trimethyl benzyl ammonium chloride, the dodecyl benzyl dimethyl ammonium chloride.
5. according to the described emulsified bitumen of claim 3, it is characterized in that described aminocarboxylic acid and salt thereof are one or more in N-cocoyl-β-An Jibingsuan sodium, N-cocoyl-β-An Jibingsuan, N-lauryl-β-An Jibingsuan, N-myristyl-β-An Jibingsuan, N-tallow-β-imido disodium beclomethasone, the N-lauryl-β-imido disodium beclomethasone.
6. according to the described emulsified bitumen of claim 3, it is characterized in that described fatty alcohol-polyoxyethylene ether is one or more in ethoxylated dodecyl alcohol, Brij, palmityl alcohol Soxylat A 25-7, hexalin Soxylat A 25-7, the terpenol Soxylat A 25-7, wherein polyoxyethylene molecule number is 15～25 in the fatty alcohol-polyoxyethylene ether.
7. according to the described emulsified bitumen of claim 1, it is characterized in that used pitch is that penetration degree is the petroleum pitch of 40～2101/10mm.
8. according to the described emulsified bitumen of claim 7, it is characterized in that used petroleum pitch is one or more in straight-run pitch, oxidized bitumen, solvent deoiling pitch and the polymer modified asphalt.
9. the arbitrary described Preparation of Emulsification Asphalt method of claim 1～8, comprise the steps: earlier cationic emulsifier, amphoteric ion type emulsifying agent, nonionic emulsifier soluble in water jointly, and then adding alcohols, be prepared into soap lye and be heated to 40 ℃～65 ℃ standby, with pitch be heated to 110 ℃～165 ℃ standby; Above-mentioned soap lye and heated bitumen are transported to respectively in the colloidal mill,, become emulsion oil-in-water, when emulsion temperature drops to below 70 ℃, go out system, obtain anti-freezing emulsified asphalt through the colloidal mill homodisperse and after grinding.
10. according to the described preparation method of claim 9, it is characterized in that going out system when described emulsion temperature drops to below 40 ℃, obtain anti-freezing emulsified asphalt.
11. according to the described preparation method of claim 9, when it is characterized in that described emulsion after colloidal mill grinds does not drop to out system temperature, adopt the mode of heat exchange to lower the temperature, go out system then.
12., it is characterized in that described heat exchange employing water cooler according to the described preparation method of claim 11.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194193A (en) * | 2013-04-02 | 2013-07-10 | 西南石油大学 | Emulsified asphalt controllable demulsification water plugging agent, preparation method of emulsified asphalt controllable demulsification water plugging agent and method for plugging water by using water plugging agent |
| CN109575617A (en) * | 2018-12-04 | 2019-04-05 | 黄河三角洲京博化工研究院有限公司 | A kind of emulsified asphalt and preparation method thereof |
| CN115803393A (en) * | 2020-05-26 | 2023-03-14 | 阿尔泰克斯液体沥青高级技术股份公司 | Asphalt mixture improver, improved asphalt paving mixture, process for its preparation, its use in paving, paving and system for preparing asphalt mixture improver |
| CN117126544A (en) * | 2023-08-14 | 2023-11-28 | 湖南云中再生科技股份有限公司 | Compound emulsified asphalt, and preparation and application thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6317960A (en) * | 1986-07-09 | 1988-01-25 | Kao Corp | Asphalt emulsion |
| JP2002020626A (en) * | 2000-07-06 | 2002-01-23 | Kao Corp | Asphalt emulsifying dispersant |
| CN1942525A (en) * | 2004-02-18 | 2007-04-04 | 米德维斯特沃克公司 | Method for producing bituminous compositions |
| CN101153118A (en) * | 2007-05-17 | 2008-04-02 | 张洪武 | Emulsified asphalt |
| CN101691447A (en) * | 2008-05-29 | 2010-04-07 | 中国石油化工股份有限公司 | Pitch water emulsion and preparation method thereof |
-
2010
- 2010-07-07 CN CN2010102274559A patent/CN102234437B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6317960A (en) * | 1986-07-09 | 1988-01-25 | Kao Corp | Asphalt emulsion |
| JP2002020626A (en) * | 2000-07-06 | 2002-01-23 | Kao Corp | Asphalt emulsifying dispersant |
| CN1942525A (en) * | 2004-02-18 | 2007-04-04 | 米德维斯特沃克公司 | Method for producing bituminous compositions |
| CN101153118A (en) * | 2007-05-17 | 2008-04-02 | 张洪武 | Emulsified asphalt |
| CN101691447A (en) * | 2008-05-29 | 2010-04-07 | 中国石油化工股份有限公司 | Pitch water emulsion and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194193A (en) * | 2013-04-02 | 2013-07-10 | 西南石油大学 | Emulsified asphalt controllable demulsification water plugging agent, preparation method of emulsified asphalt controllable demulsification water plugging agent and method for plugging water by using water plugging agent |
| CN103194193B (en) * | 2013-04-02 | 2016-08-03 | 西南石油大学 | Emulsified asphalt controlled breakdown of emulsion water shutoff agent and manufacture method and the method utilizing water shutoff agent water blockoff |
| CN109575617A (en) * | 2018-12-04 | 2019-04-05 | 黄河三角洲京博化工研究院有限公司 | A kind of emulsified asphalt and preparation method thereof |
| CN115803393A (en) * | 2020-05-26 | 2023-03-14 | 阿尔泰克斯液体沥青高级技术股份公司 | Asphalt mixture improver, improved asphalt paving mixture, process for its preparation, its use in paving, paving and system for preparing asphalt mixture improver |
| CN117126544A (en) * | 2023-08-14 | 2023-11-28 | 湖南云中再生科技股份有限公司 | Compound emulsified asphalt, and preparation and application thereof |
| CN117126544B (en) * | 2023-08-14 | 2024-03-29 | 湖南云中再生科技股份有限公司 | Compound emulsified asphalt, and preparation and application thereof |
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