CN101642933A - Method for preparing emulsified asphalt slurry - Google Patents
Method for preparing emulsified asphalt slurry Download PDFInfo
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- CN101642933A CN101642933A CN200910144737A CN200910144737A CN101642933A CN 101642933 A CN101642933 A CN 101642933A CN 200910144737 A CN200910144737 A CN 200910144737A CN 200910144737 A CN200910144737 A CN 200910144737A CN 101642933 A CN101642933 A CN 101642933A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
- C04B40/0046—Premixtures of ingredients characterised by their processing, e.g. sequence of mixing the ingredients when preparing the premixtures
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/04—Heat treatment
- C04B20/06—Expanding clay, perlite, vermiculite or like granular materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/26—Bituminous materials, e.g. tar, pitch
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/70—Grouts, e.g. injection mixtures for cables for prestressed concrete
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a method for preparing emulsified asphalt slurry. The emulsified asphalt slurry is formed by mixing and stirring emulsified asphalt, artificial sand, water, 40-50% acrylic emulsion, sweller, air entraining agent, defoaming agent and aluminum powder; the emulsified asphalt is formed by mixing emulsified asphalt 1# intermediate product and emulsified asphalt 2# intermediate product, adding stabilizer gas silica and evenly mixing; the emulsified asphalt 1# intermediate product is formed by mixing and grinding 1# emusifier prepared by adding water to asphalt, lignose, alkylamine, gas phase silica and polyoxyethylene derivative; and the emulsified asphalt 2# intermediate product is formed by mixing and grinding 2# emusifier prepared by adding water to asphalt, volcanic type amargosite. The emulsified asphalt slurry of the invention is high in strength, plump in pouring, simple in preparation method, low in raw material cost and perfect in construction performance.
Description
Technical field
The present invention relates to the mortar field, specifically is a kind of preparation method of emulsified asphalt slurry.
Background technology
Emulsified asphalt slurry is the key components that high-speed railway plate-type ballastless track structural elasticity is adjusted layer.It is to be stirred through special process by raw material such as the acrylic emulsion of emulsified asphalt, 40-50%, cement, CSA swelling agent, sand, water, air entraining agent, defoamer, aluminium powders to form.It utilizes cement suction aquation to quicken the emulsified asphalt breakdown of emulsion, wraps sand by cement-hydrate and pitch and forms a kind of cubic network structure, and its mechanics feature is to couple hardness with softness, based on gentle.Emulsified asphalt slurry after the moulding can play the double action of adjusting the track geometry precision and absorbing the vibratory impulse energy.The construction quality of emulsified asphalt slurry directly has influence on finished product outward appearance, performance and service life.China began emulsified asphalt slurry is studied in recent years, but from domestic relevant scientific paper of publishing and research document, and disclosed Chinese patent literature, form and aspect the influence of mortar workability, there is no deep research at emulsified asphalt prescription, mortar mix ratio, far can not satisfy the domestic demand of greatly developing high speed railway construction and meeting domestic construction characteristic.Therefore, the research of emulsified asphalt and emulsified asphalt slurry match ratio and workability correlation is the inevitable requirement of emulsified asphalt slurry technical development, and wherein, the perfusion ability of mortar (promptly mobile) is a matter of utmost importance.
Summary of the invention
The invention provides a kind of preparation method of emulsified asphalt slurry, the intensity of emulsified asphalt slurry is strong, pours into fullly, and the preparation method is simple, and cost of material is low, has perfect workability.
Technical scheme of the present invention is:
The preparation method of emulsified asphalt slurry is characterized in that: may further comprise the steps:
(1), lignin, alkylamine, polyoxyethylene deriv and water are carried out hybrid modulation and become emulsifying agent No. 1, wherein lignin, alkylamine, polyoxyethylene deriv, aerosil and water are by weight than being 0.6-0.8: 0.5-0.7: 0.6-0.8: 0.3-0.4: 64-66, then with No. 90 bi tumenf orr oads of 140-160 ℃ and No. 1 emulsifying agent by grind at a high speed mulser mix produce obtain No. 1 in the middle of product, No. 90 bi tumenf orr oads and No. 1 emulsifying agent are by weight than being 6: 3-5;
(2), volcano lithotype bentonite and warm water are carried out hybrid modulation, fully stir, and expanded 3-5 hour, add the aerosil stabilizing agent again, and the accent pH value is 3-5, form No. 2 emulsifying agent, volcano lithotype bentonite and water, aerosil are by weight than being 7-8: 114-116: 2.0-2.3, then with No. 0 bi tumenf orr oad of 120-140 ℃ and No. 2 emulsifying agents by the high speed shear mulser mix shear obtain No. 2 in the middle of product, No. 0 bi tumenf orr oad and No. 2 emulsifying agents are by weight than being 4-5: 5-6;
(3), product in the middle of product in the middle of No. 1 and No. 2 are cooled to are lower than 30 ℃ and mix and adding aerosil stabilizing agent stirs, product in the middle of No. 1, No. 2 centre product and aerosil stabilizing agent are by weight than 140-160: 14-16: 0.8-1.2, add sodium hydroxide solution adjustment pH value then and be 10-12, fully stir, form the dark brown emulsified asphalt;
(4), with the acrylic emulsion of emulsified asphalt, 40-50%, water, defoamer through stirring, by weight than adding cement, swelling agent, aluminium powder, artificial sand, air entraining agent stirring successively, obtain product, the weight ratio of the acrylic emulsion of emulsified asphalt, 40-50%, water, defoamer, cement, swelling agent, aluminium powder, artificial sand, air entraining agent is: 1.3-1.5: 0.1-0.3: 0.4-0.6: 0.0004-0.0006: 0.8-1.0: 0.05-0.15: 0.00013-0.00014: 1.8-2.2: 0.02-0.03.
The preparation method of described emulsified asphalt slurry is characterized in that: may further comprise the steps:
(1), the production of emulsified asphalt: lignin, alkylamine, polyoxyethylene deriv and water are carried out hybrid modulation become emulsifying agent No. 1, wherein lignin, alkylamine, polyoxyethylene deriv and water are by weight than being 0.7: 0.6: 0.7: 65, then with 140-160 ℃ No. 90 bi tumenf orr oads in No. 1 emulsifying agent by grind at a high speed mulser mix produce obtain No. 1 in the middle of product, No. 90 bi tumenf orr oads and No. 1 emulsifying agent are by weight than being 6: 4;
(2), volcano lithotype bentonite and water are carried out hybrid modulation and become emulsifying agent No. 2, volcano lithotype bentonite and water, aerosil are by weight than being 7.5: 115: 2.15, then with No. 0 bi tumenf orr oad of 120-140 ℃ and No. 2 emulsifying agents by the high speed shear mulser mix shear obtain No. 2 in the middle of product, No. 0 bi tumenf orr oad and No. 2 emulsifying agents are by weight than being 4.5: 5.5;
(3), product in the middle of product in the middle of No. 1 and No. 2 are cooled to are lower than 30 ℃ and mix and adding aerosil stabilizing agent stirs, product in the middle of No. 1, No. 2 centre product and aerosil stabilizing agent are by weight than 100: 10: 1.1, add sodium hydroxide solution adjustment pH value then and fully stir, form the dark brown emulsified asphalt for 10-12;
(4), acrylic emulsion, water, the defoamer with emulsified asphalt, 40-50% stirs through paddle stirrer, rotating speed is 50-70rpm, by weight than adding cement, swelling agent, aluminium powder, artificial sand, air entraining agent successively, obtain product, the acrylic emulsion of emulsified asphalt, 40-50%, water, defoamer, cement, swelling agent, aluminium powder, artificial sand, air entraining agent are by weight than being: 1.4: 0.2: 0.5: 0.0005: 0.9: 0.1: 0.000135: 2: 0.025.
The preparation method of described emulsified asphalt slurry, it is characterized in that: the concentration of described sodium hydroxide solution is 15-25%, the pump pressure that described high speed is ground mulser and high speed shear mulser is 0.1-0.3MPa, and the temperature of the water in described No. 1 emulsifying agent and No. 2 emulsifying agents is 60-70 ℃.
The noun note is as follows among the present invention:
1. alkylamine: formal name used at school is a tallow trimethylene diamines.
2. polyoxyethylene deriv: formal name used at school is a NPE.
3. defoamer: elimination bubble product commonly used in the concrete, belong to silicone based defoamer, main component is a dimethyl silicone polymer.
4. swelling agent: be with special be the grog of essential mineral with the anhydrous calcium sulphoaluminate, add an amount of natural anhydrite, the calcium sulphoaluminate class swelling agent that forms by grinding.
5. air entraining agent: introducing bubble product commonly used in the concrete, belong to the rosin based air entraining agent, main component is an abietic resin.
The present invention is adapted to the characteristics of China's high ferro construction construction, has mobile overlength hold facility, the emulsified asphalt slurry preparation method is simple, cost of material is low, good quality, its perfect workability is enough to deal with the execution conditions of various complicated difficulties especially, therefore will have the very strong market competitiveness and wide utilization prospect.
The present invention compares with the prior art achievement, has following advantage and positive achievement:
(1), by improving emulsified asphalt production technology and prescription, changing the single particle size emulsified asphalt in original technology into average grain diameter is that product and average grain diameter are that No. 2 centre product of 100 μ m mix emulsified asphalt in the middle of No. 1 of 4 μ m, make it to form good grating, improved the workability of emulsified asphalt and cement and sand mix, make the emulsified asphalt breakdown of emulsion time more reasonable, can guarantee long-time mobile not serious loss, and behind the mix about 10 hours intensity promote rapidly, satisfy the requirement of mortar early strength;
(2), adopt the artificial sand of rational modulus of fineness and water absorption rate to carry out the emulsified asphalt slurry mix, delay the de-emulsification speed of emulsified asphalt, improved mobile hold facility, and, effectively avoid the appearance of situations such as mortar segregation, bleeding by adding the acrylic emulsion enhancing water-retaining property of 40-50%;
(3), adopt raw material provided by the invention and match ratio to mix the emulsified asphalt slurry of system, mobile loss in 2 hours is no more than 7 seconds, compression strength reached 0.5MPa in one day, the mortar of perfusion is hardening after destructive inspection is found, mortar injection is full, outward appearance does not smoothly have particle, section is even, no layering and crack occur, because of its mobile overlength hold facility, under the execution conditions condition of limited, can take measures such as delay is poured into, transfer transportation perfusion, adverse effects such as construction speed delay that effective solution causes because of execution conditions suddenly change and waste of raw materials at the scene.
The specific embodiment
Embodiment 1
(1), the preparation of product in the middle of No. 1: with stirring and dissolving in the warm water of 65 ℃ in 50kg lignin, 65kg alkylamine, 70kg NPE, 25kg aerosil adding 4800kg, and adding appropriate hydrochloric acid adjustment pH value is that 2-3 forms No. 1 emulsion, No. 90 asphalt of 150 ℃ and No. 1 emulsion sent in 6: 4 ratio grind mulser at a high speed, the mulser pump pressure is controlled at 0.1-0.3MPa, product in the middle of mixed grinding obtains No. 1;
(2), the preparation of No. 2 middle product: fully stir in the warm water with 65 ℃ of 280kg volcano lithotype bentonite adding 4600kg, and expanded 4 hours, add 80kg aerosil stabilizing agent then, and adding an amount of citric acid, to adjust pH value be No. 2 emulsions of 3-5 formation, No. 90 asphalt and No. 2 emulsions of 130 ℃ are sent into the high speed shear mulser in 4.5: 5.5 ratio, the mulser pump pressure is controlled at 0.1-0.3MPa, through mixing the middle product that obtain No. 2 of shearing;
(3), the preparation of emulsified asphalt finished product: product in the middle of No. 1 and No. 2 are cooled to below 30 ℃, drop into 15250kg and 1525kg respectively and 101kg stabilizer gas silica to stirred tank stirs, and to add 126kg concentration be that to adjust the pH value be 10-12 for 20% sodium hydroxide solution, under the rotating speed of 150-500rpm, fully stir, form the dark brown emulsified asphalt.
Embodiment 2
Take by weighing the emulsified asphalt 4413g that has prepared among the embodiment 1, add polymer emulsion 630g, water 256g, defoamer 1.6g, stir 30s through paddle stirrer, rotating speed is about 60rpm;
After stirring 30s, under same rotating speed, in agitated kettle, drop into cement 2837g, swelling agent 315g, aluminium powder 0.43g, artificial sand 6304g, air entraining agent 79g successively;
Reinforced all finish after, adjust the mixer rotating speed to 210rpm, beginning high-speed stirred process, the time is about 3-4min.Can measure indexs such as mortar fluidity, air content after finishing, qualified as index, then sampling gives over to intensity test, and sample size is φ 50mm * 50mm cylinder; As fluidity or air content deficiency, then add water accordingly or increase the high-speed stirred time.Mortar is tested fluidity once more after adjusting qualified 30min, in the 30min after this test be retest fluidity at interval with 10min, is the interval retest with 15min behind the 30min, to observe mobile damaed cordition.Test result is as follows:
System emulsified asphalt slurry fluidity damaed cordition is in time mixed in table 1 laboratory
Experimental result shows: emulsified asphalt slurry operable time of the present invention surpasses 2.5h, it only is 6.94 seconds that fluidity is lost in the 150min, and intensity reached 0.30MPa in one day, the regulation of operable time 〉=30min in " the provisional technical conditions of passenger dedicated railway line CRTS I type plate type unballasted track cement emulsified bitumen mortar " not only, one day intensity also surpass＞requirement of 0.10MPa.
Embodiment 3
Take by weighing the emulsified asphalt 543kg that has prepared among the embodiment 1, add running water 16kg, defoamer 197g, polymer emulsion 78kg, stir through the turbine type mixer, rotating speed is about 40rpm;
After stirring, rotating speed is promoted to 100rpm, in agitated kettle, drops into swelling agent 39kg, cement 350kg, sand 776kg, aluminium powder 64g, air entraining agent 4.9kg successively;
Feed intake all finish after, adjust the mixer rotating speed to 120rpm, high-speed stirred 5-7 minute.Can measure indexs such as mortar fluidity, air content after finishing, qualified as index, then sampling gives over to intensity test, and sample size is φ 50mm * 50mm cylinder; As fluidity or air content deficiency, then add water accordingly or increase the high-speed stirred time.Mortar is retest at interval with 10min-20min through adjusting after qualified, to observe mobile damaed cordition.Test result is as follows:
System emulsified asphalt slurry fluidity damaed cordition is in time mixed at table 2 scene
Experimental result shows: the on-the-spot operable time that uses of emulsified asphalt slurry of the present invention reaches 2h, it only is 6.1 seconds that fluidity is lost in the 120min, and intensity reached 0.50MPa in one day, the regulation of operable time 〉=30min in " the provisional technical conditions of passenger dedicated railway line CRTS I type plate type unballasted track cement emulsified bitumen mortar " not only, one day intensity also surpass＞requirement of 0.10MPa.Simultaneously, mortar injection is full, appearance looks elegant, and the top layer does not have particle, does not have depression, and section does not have layering, free from flaw.
Claims (3)
1, the preparation method of emulsified asphalt slurry is characterized in that: may further comprise the steps:
(1), lignin, alkylamine, polyoxyethylene deriv and water are carried out hybrid modulation and become emulsifying agent No. 1, wherein lignin, alkylamine, polyoxyethylene deriv, aerosil and water are by weight than being 0.6-0.8: 0.5-0.7: 0.6-0.8: 0.3-0.4: 64-66, then with No. 90 bi tumenf orr oads of 140-160 ℃ and No. 1 emulsifying agent by grind at a high speed mulser mix produce obtain No. 1 in the middle of product, No. 90 bi tumenf orr oads and No. 1 emulsifying agent are by weight than being 6: 3-5;
(2), volcano lithotype bentonite and warm water are carried out hybrid modulation, fully stir, and expanded 3-5 hour, add the aerosil stabilizing agent again, and the accent pH value is 3-5, form No. 2 emulsifying agent, volcano lithotype bentonite and water, aerosil are by weight than being 7-8: 114-116: 2.0-2.3, then with No. 0 bi tumenf orr oad of 120-140 ℃ and No. 2 emulsifying agents by the high speed shear mulser mix shear obtain No. 2 in the middle of product, No. 0 bi tumenf orr oad and No. 2 emulsifying agents are by weight than being 4-5: 5-6;
(3), product in the middle of product in the middle of No. 1 and No. 2 are cooled to are lower than 30 ℃ and mix and adding aerosil stabilizing agent stirs, product in the middle of No. 1, No. 2 centre product and aerosil stabilizing agent are by weight than 140-160: 14-16: 0.8-1.2, add sodium hydroxide solution adjustment pH value then and be 10-12, fully stir, form the dark brown emulsified asphalt;
(4), with the acrylic emulsion of emulsified asphalt, 40-50%, water, defoamer through stirring, by weight than adding cement, swelling agent, aluminium powder, artificial sand, air entraining agent stirring successively, obtain product, the weight ratio of the acrylic emulsion of emulsified asphalt, 40-50%, water, defoamer, cement, swelling agent, aluminium powder, artificial sand, air entraining agent is: 1.3-1.5: 0.1-0.3: 0.4-0.6: 0.0004-0.0006: 0.8-1.0: 0.05-0.15: 0.00013-0.00014: 1.8-2.2: 0.02-0.03.
2, the preparation method of emulsified asphalt slurry according to claim 1 is characterized in that: may further comprise the steps:
(1), the production of emulsified asphalt: lignin, alkylamine, polyoxyethylene deriv and water are carried out hybrid modulation become emulsifying agent No. 1, wherein lignin, alkylamine, polyoxyethylene deriv and water are by weight than being 0.7: 0.6: 0.7: 65, then with 140-160 ℃ No. 90 bi tumenf orr oads in No. 1 emulsifying agent by grind at a high speed mulser mix produce obtain No. 1 in the middle of product, No. 90 bi tumenf orr oads and No. 1 emulsifying agent are by weight than being 6: 4;
(2), volcano lithotype bentonite and water are carried out hybrid modulation and become emulsifying agent No. 2, volcano lithotype bentonite and water, aerosil are by weight than being 7.5: 115: 2.15, then with No. 0 bi tumenf orr oad of 120-140 ℃ and No. 2 emulsifying agents by the high speed shear mulser mix shear obtain No. 2 in the middle of product, No. 0 bi tumenf orr oad and No. 2 emulsifying agents are by weight than being 4.5: 5.5;
(3), product in the middle of product in the middle of No. 1 and No. 2 are cooled to are lower than 30 ℃ and mix and adding aerosil stabilizing agent stirs, product in the middle of No. 1, No. 2 centre product and aerosil stabilizing agent are by weight than 100: 10: 1.1, add sodium hydroxide solution adjustment pH value then and fully stir, form the dark brown emulsified asphalt for 10-12;
(4), acrylic emulsion, water, the defoamer with emulsified asphalt, 40-50% stirs through paddle stirrer, rotating speed is 50-70rpm, by weight than adding cement, swelling agent, aluminium powder, artificial sand, air entraining agent successively, obtain product, the acrylic emulsion of emulsified asphalt, 40-50%, water, defoamer, cement, swelling agent, aluminium powder, artificial sand, air entraining agent are by weight than being: 1.4: 0.2: 0.5: 0.0005: 0.9: 0.1: 0.000135: 2: 0.025.
3, the preparation method of emulsified asphalt slurry according to claim 1, it is characterized in that: the concentration of described sodium hydroxide solution is 15-25%, the pump pressure that described high speed is ground mulser and high speed shear mulser is 0.1-0.3MPa, and the temperature of the water in described No. 1 emulsifying agent and No. 2 emulsifying agents is 60-70 ℃.
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| CN200910144737XA CN101642933B (en) | 2009-08-31 | 2009-08-31 | Method for preparing emulsified asphalt slurry |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817984A (en) * | 2010-04-16 | 2010-09-01 | 江苏华宇铁路新材料有限公司 | Emulsified asphalt and preparation method thereof |
| CN102503296A (en) * | 2011-10-20 | 2012-06-20 | 武汉理工大学 | Cement asphalt mortar used for high temperature complicated work condition, and preparation method and construction method thereof |
| CN109627667A (en) * | 2018-11-15 | 2019-04-16 | 湖南鑫长胜材料科技有限公司 | A kind of SBS asphalt modifier, preparation method and application |
| CN117534967A (en) * | 2024-01-08 | 2024-02-09 | 克拉玛依市义恩技术服务有限责任公司 | Cationic emulsified asphalt for drilling fluid and preparation method thereof |
-
2009
- 2009-08-31 CN CN200910144737XA patent/CN101642933B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817984A (en) * | 2010-04-16 | 2010-09-01 | 江苏华宇铁路新材料有限公司 | Emulsified asphalt and preparation method thereof |
| CN102503296A (en) * | 2011-10-20 | 2012-06-20 | 武汉理工大学 | Cement asphalt mortar used for high temperature complicated work condition, and preparation method and construction method thereof |
| CN109627667A (en) * | 2018-11-15 | 2019-04-16 | 湖南鑫长胜材料科技有限公司 | A kind of SBS asphalt modifier, preparation method and application |
| CN117534967A (en) * | 2024-01-08 | 2024-02-09 | 克拉玛依市义恩技术服务有限责任公司 | Cationic emulsified asphalt for drilling fluid and preparation method thereof |
| CN117534967B (en) * | 2024-01-08 | 2024-03-22 | 克拉玛依市义恩技术服务有限责任公司 | Cationic emulsified asphalt for drilling fluid and preparation method thereof |
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| Publication number | Publication date |
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| CN101642933B (en) | 2011-06-01 |
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