CN104164818B - Flexible pavement use enhancement mode mist sealing material and preparation method and construction method - Google Patents
Flexible pavement use enhancement mode mist sealing material and preparation method and construction method Download PDFInfo
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- CN104164818B CN104164818B CN201410417648.9A CN201410417648A CN104164818B CN 104164818 B CN104164818 B CN 104164818B CN 201410417648 A CN201410417648 A CN 201410417648A CN 104164818 B CN104164818 B CN 104164818B
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Abstract
The present invention relates to technical field of highway maintenance technology, disclose a kind of flexible pavement use enhancement mode mist sealing material and preparation method and construction method.This mist sealing material comprises prevent water penetration lower sublayer and the wear-resisting upper sublayer of antiskid, containing emulsifier, water, organic solvent, dispersing agent, additive, bleeding agent, tackifier and pitch in lower sub-layer material, containing emulsifier, water, organic solvent, dispersing agent, additive, bleeding agent, tackifier, anti-ultraviolet ageing agent and pitch in upper sub-layer material.The construction method of this mist sealing material is layering spreading method: be spread on flexible pavement after being mixed with sand material by the mixed liquor of lower sub-layer material, formation prevents water penetration lower sublayer, prevent water penetration on lower sublayer Deng again the mixed liquor of upper sub-layer material being sprayed at after drying, then spreading sand material, forms the wear-resisting upper sublayer of antiskid.This invention is used for the preventive maintenance on road surface, can improve road surface waterproof, skid resistance, fastness and resistance to UV aging, and environmental protection and economy.
Description
Technical field
The present invention relates to technical field of highway maintenance technology, be specifically related to a kind of flexible pavement use enhancement mode mist sealing material and preparation method and construction method.
Background technology
After flexible pavement normally uses several years, road surface there will be the phenomenon of slight fatigue cracking, loss fines, and its percolation-proof degradation, road surface water can enter into bituminous mixture through crack or fines injury region, accelerates the damage on road surface.
Mist sealing is the most effective bituminous pavement preventive maintenance measure of one generally adopted at present; mist sealing material is spread in vaporific sealing flexible pavement being formed thin layer by this technology; fill out envelope minute crack and surface void; reduce and protect oxidized flexible pavement; play waterproof and suppress loose effect, improve simultaneously and promote road surface image.
But, easier mist sealing preventive maintenance means conventional at present, its maximum shortcoming is that percolation-proof effect is undesirable, the adhesion stress of former mist sealing and former road surface building stones can not produce a desired effect, just disengaging is there will be after a period of time that is open to traffic, expose the building stones on original road surface, road surface percolation-proof ability reduces, and then reduces the anti-slide performance of flexible pavement surface course.
In addition, the surface texture depth of China's flexible pavement is little, and itself anti-slide performance is lower, but pavement skid resistance condition is the key factor affecting traffic safety, and more outstanding in the flexible pavement of non-maintenance.
Summary of the invention
For problems of the prior art, the object of the present invention is to provide a kind of flexible pavement use enhancement mode mist sealing material and preparation method and construction method, maintenance is carried out by mist sealing material road pavement of the present invention, road crust binder can be supplemented, fill surface layer space, strengthen caking property and cling property, while improving appearance of a street road looks, improve the anti-ultraviolet ageing ability of flexible pavement, improve service life of road surface.
In order to achieve the above object, the present invention is achieved by the following technical solutions.
(1) a flexible pavement use enhancement mode mist sealing material, is characterized in that,
Described mist sealing comprises prevent water penetration lower sublayer and the wear-resisting upper sublayer of antiskid, and described mist sealing material comprises prevent water penetration lower sub-layer material and the wear-resisting upper sub-layer material of antiskid;
The described lower sub-layer material that prevents water penetration comprises composition A, composition B and sand material, and the weight ratio of its correspondence is (2 ~ 4): (2 ~ 5): (5 ~ 10);
The wear-resisting upper sub-layer material of described antiskid comprises composition A, composition C and sand material, and the weight ratio of its correspondence is (2 ~ 4): (2 ~ 5): (5 ~ 10);
Wherein,
Described composition A comprises following parts by weight of component: emulsifier 1 ~ 30 part, 30 ~ 70 parts, water, organic solvent 15 ~ 20, dispersing agent 0.5 ~ 1 part, additive 0.1 ~ 0.2 part;
Described composition B comprises following parts by weight of component: bleeding agent 5 ~ 20 parts, tackifier 10 ~ 40 parts, pitch 20 ~ 50 parts;
Described composition C comprises following parts by weight of component: bleeding agent 0 ~ 15 part, tackifier 15 ~ 50 parts, anti-ultraviolet ageing agent 1 ~ 4 part, pitch 20 ~ 50 parts.
Preferably, described emulsifier is cationic emulsifier, is specially JWRH-MKH and splits in fast solidifying type cationic emulsifier or JY-R2G type cation the one split in asphalt emulsifier slowly.
Preferably, described organic solution is the mixture of ethanol, propyl alcohol or its arbitrary volume ratio.
Preferably, described dispersing agent is the mixture of lauryl sodium sulfate, carboxymethyl cellulose, polyacrylamide, fatty acid polyethylene glycol ester or its arbitrary volume ratio.
Preferably, described additive is the one in sodium carboxymethylcellulose or CaCl2.
Preferably, described bleeding agent is the one in AEO, secondary sad polyoxyethylene acid, AEO or bleeding agent EA.
Preferably, described tackifier are modified latex or styrene butadiene particle.
Preferably, described anti-ultraviolet ageing agent is OXYBENZONE or phenyl salicytate.
Preferably, described sand material be in diamond dust, Alundum, carborundum, iron ore and quartz sand choose any one kind of them or several.The particle size range of sand material is 0.15 ~ 0.3mm, and sand material is not containing super particles, not containing objectionable impurities, and rough surface, as the main source of anti-slippery effect in enhancement mode mist sealing.
(2) in above-mentioned flexible pavement use enhancement mode mist sealing material:
The preparation method of described composition A, it is characterized in that, comprise the following steps: first described emulsifier is added in the water of 50 ~ 80 DEG C, and adjust ph is in the scope of corresponding emulsifier requirement, be stirred to and after fully dissolving, add dispersing agent, additive stirring successively, after fully mixing, adjust ph, in the scope of corresponding emulsifier requirement, obtains emulsion compositions A again;
The preparation method of described composition B, is characterized in that, comprise the following steps: after described asphalt heating melting, mix with bleeding agent, tackifier, obtains the composition B of molten state;
The preparation method of described composition C, is characterized in that, comprise the following steps: after described asphalt heating melting, mixes with bleeding agent, tackifier, anti-ultraviolet ageing agent, obtains the composition C of molten state.
(3) construction method of above-mentioned flexible pavement use enhancement mode mist sealing material, is characterized in that, comprise the following steps:
Step 1, cleaning road surface;
Step 2, makes the lower sublayer that prevents water penetration
Emulsion compositions A and molten state composition B is taken according to the weight ratio of each component of lower sub-layer material that prevents water penetration; Again emulsion compositions A and molten state composition B is joined in colloid mill cutter and mix, take out rear and sand material mix and blend, must be prevented water penetration lower sub-layer material, sub-layer material under the preventing water penetration configured is sprayed onto on road surface by recycling spreader, natural drying 1 ~ 3 hour, forms the lower sublayer that prevents water penetration.Wherein spreading amount is 0.1 ~ 0.25kg/m
2, construction spray temperature is 50 ~ 65 DEG C;
Step 3, makes the wear-resisting upper sublayer of antiskid
Emulsion compositions A and molten state composition C is taken according to the weight ratio of each component of the wear-resisting upper sub-layer material of antiskid; Again emulsion compositions A and molten state composition C is joined in colloid mill cutter and mix, take out and utilize spreader to be sprayed onto to prevent water penetration above lower sublayer, then spreading sand material, natural drying 2 ~ 4 hours, forms the wear-resisting upper sublayer of antiskid.Wherein spreading amount is 0.1 ~ 0.25kg/m
2, construction spray temperature is 50 ~ 65 DEG C.
Preferably, during construction, road surface skin temperature is higher than 15 DEG C, and atmospheric temperature is higher than 10 DEG C.
Preferably, during construction, site wind is less than 4 grades.
Compared with prior art, the present invention has the following advantages and beneficial effect:
(1) mist sealing material of the present invention is water-based mist sealing material, compared with the coal tar oils that this material and present major part use, the sealing material of polymer class, permeance property better, inside the space that can penetrate into road surface better, fill up pavement crack, play water shutoff and cementation.And using water as raw material, can be cost-saving, and safety non-pollution, there is good economic benefit and social benefit.In addition, compare other sealing materials, mist sealing material of the present invention can be received dry very soon after spreading.The impact that the construction of maintenance of surface class is subject to weather is comparatively large, uses water-based enhancement mode mist sealing material of the present invention, effectively can shorten commencement date, as early as possible open to traffic, have good economic benefit.
(2) tackifier added in mist sealing material of the present invention can strengthen the building stones adhesion stress on mist sealing material and former road surface, make building stones be not easy to come off from road surface, thus improve the abrasion resistance on road surface; Bleeding agent can make mist sealing material penetrate into inside the space on road surface better, plays water shutoff and adhesive attraction, thus improves percolation-proof performance; Anti-ultraviolet ageing agent, can strengthen the ability of road surface anti-ultraviolet ageing, significantly delays the ultraviolet ageing of pitch and bituminous mixture; Sand material, can make mist sealing material and bituminous mixture well bond, while raising flexible pavement surface course anti-slide performance, also can reduce pavement noise.
(3) construction method of the present invention takes the mode of layering spreading, mist sealing is divided into two sublayers.The design of water proofing property, abrasion resistance and weatherability is focused in upper sublayer, and the design of the performance on permeability and solidification road surface is focused in lower sublayer.The mode of this layering spreading makes different materials give full play to its function in different interfaces.
Prevent water penetration lower sublayer, and the bleeding agent added in the material of its spreading can improve the permeability of mist sealing material, mist sealing material infiltrated in the surface layer space on former road surface, fills up micro-cracks, firm former road surface roadbed; Meanwhile, play water shutoff and adhesive attraction in space, energy more effective raising road surface percolation-proof ability, makes the skid resistance of facing surface relatively improve; The generation of fine cracks and microcrack can also be suppressed, solidification is played to former road surface, thus prolonging service life of pavement.
The wear-resisting upper sublayer of antiskid, the tackifier added in the material of its spreading, can strengthen the building stones adhesion stress on mist sealing and former road surface, make building stones be not easy to be subject to the impact of environmental factor and come off, road surfaces can not be left with tire after vehicle rolls repeatedly, improve the weatherability on road surface; Meanwhile, add anti-ultraviolet ageing agent and can improve road surface anti-ultraviolet ageing ability significantly.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further details.
Fig. 1 is the road surface design sketch in spreading process.
Fig. 2 is the road surface design sketch after spreading completes.
Fig. 3 is the road surface design sketch of 1h after spreading.
Fig. 4 is the road surface design sketch of 24h after spreading.
Detailed description of the invention
Below provide specific embodiment so that the present invention is described in further detail, but the invention is not restricted to these embodiments.
Embodiment 1:
Be described to prepare a kind of flexible pavement use enhancement mode mist sealing material.
(1) each component is taken:
Composition A comprises following parts by weight of component: JWRH-MKH splits fast solidifying type cationic emulsifier 10 parts, 50 parts, water, ethanol 15 parts, lauryl sodium sulfate 0.5 part, sodium carboxymethylcellulose 0.1 part slowly.
Composition B comprises following parts by weight of component: bleeding agent EA15 part, modified latex 15 parts, pitch 50 parts.
Composition C comprises following parts by weight of component: bleeding agent EA10 part, modified latex 25 parts, OXYBENZONE 2 parts, pitch 50 parts.
(2) preparation method of water-based enhancement mode mist sealing material:
The preparation method of composition A: first emulsifier is added in the water of 50 ~ 80 DEG C, and adjust ph is in the scope of corresponding emulsifier requirement, be stirred to and after fully dissolving, add dispersing agent, additive stirring, after fully mixing, adjust ph, in the scope of corresponding emulsifier requirement, obtains emulsion compositions A again.
The preparation method of composition B: after asphalt heating melting, mixes with bleeding agent, tackifier, obtains the composition B of molten state.
The preparation method of composition C: after asphalt heating melting, mixes with bleeding agent, tackifier, anti-ultraviolet ageing agent, obtains the composition C of molten state.
(3) construction method of water-based enhancement mode mist sealing material:
Step 1, cleaning road surface.
Step 2, makes the lower sublayer that prevents water penetration
The molten state composition B of emulsion compositions A and 300kg of 200kg is joined in colloid mill cutter and mixes, take out diamond dust mix and blend that is rear and 800kg, must be prevented water penetration lower sub-layer material, sub-layer material under the preventing water penetration configured is sprayed onto on road surface by recycling spreader, natural drying 1 ~ 3 hour, forms the lower sublayer that prevents water penetration.Wherein spreading amount is 0.25kg/m
2, construction spray temperature is 50 DEG C.
Step 3, makes the wear-resisting upper sublayer of antiskid
The molten state composition C of emulsion compositions A and 300kg of 200kg is joined in colloid mill cutter and mixes, take out and utilize spreader to be sprayed onto to prevent water penetration above lower sublayer, the diamond dust of spreading 800kg again, natural drying 2 ~ 4 hours, forms the wear-resisting upper sublayer of antiskid.Wherein spreading amount is 0.25kg/m
2, construction spray temperature is 50 DEG C.
Embodiment 2:
Be described to prepare a kind of flexible pavement use enhancement mode mist sealing material.
(1) each component is taken:
Composition A comprises following parts by weight of component: JWRH-MKH splits fast solidifying type cationic emulsifier 20 parts, 60 parts, water, ethanol 15 parts, polyacrylamide 0.8 part, CaCl slowly
20.2 part.
Composition B comprises following parts by weight of component: bleeding agent EA15 part, styrene butadiene particle 20 parts, pitch 50 parts.
Composition C comprises following parts by weight of component: bleeding agent EA10 part, styrene butadiene particle 30 parts, OXYBENZONE 2 parts, pitch 50 parts.
(2) preparation method of water-based enhancement mode mist sealing material:
The preparation method of composition A: first emulsifier is added in the water of 50 ~ 80 DEG C, and adjust ph is in the scope of corresponding emulsifier requirement, be stirred to and after fully dissolving, add dispersing agent, additive stirring, after fully mixing, adjust ph, in the scope of corresponding emulsifier requirement, obtains emulsion compositions A again.
The preparation method of composition B: after asphalt heating melting, mixes with bleeding agent, tackifier, obtains the composition B of molten state.
The preparation method of composition C: after asphalt heating melting, mixes with bleeding agent, tackifier, anti-ultraviolet ageing agent, obtains the composition C of molten state.
(3) construction method of water-based enhancement mode mist sealing material:
Step 1, cleaning road surface.
Step 2, makes the lower sublayer that prevents water penetration
The molten state composition B of emulsion compositions A and 400kg of 300kg is joined in colloid mill cutter and mixes, take out diamond dust mix and blend that is rear and 800kg, must be prevented water penetration lower sub-layer material, sub-layer material under the preventing water penetration configured is sprayed onto on road surface by recycling spreader, natural drying 1 ~ 3 hour, forms the lower sublayer that prevents water penetration.Wherein spreading amount is 0.2kg/m
2, construction spray temperature is 60 DEG C.
Step 3, makes the wear-resisting upper sublayer of antiskid
The molten state composition C of emulsion compositions A and 400kg of 300kg is joined in colloid mill cutter and mixes, take out and utilize spreader to be sprayed onto to prevent water penetration above lower sublayer, the diamond dust of spreading 800kg again, natural drying 2 ~ 4 hours, forms the wear-resisting upper sublayer of antiskid.Wherein spreading amount is 0.2kg/m
2, construction spray temperature is 60 DEG C.
Embodiment 3:
Be described to prepare a kind of flexible pavement use enhancement mode mist sealing material.
(1) each component is taken:
Composition A comprises following parts by weight of component: JY-R2G cationic emulsifier 30 parts, 70 parts, water, propyl alcohol 20 parts, carboxymethyl cellulose 1 part, sodium carboxymethylcellulose 0.2 part.
Composition B comprises following parts by weight of component: AEO 20 parts, modified latex 40 parts, pitch 35 parts.
Composition C comprises following parts by weight of component: AEO 15 parts, modified latex 50 parts, phenyl salicytate 4 parts, pitch 50 parts.
(2) preparation method of water-based enhancement mode mist sealing material:
The preparation method of composition A: first emulsifier is added in the water of 50 ~ 80 DEG C, and adjust ph is in the scope of corresponding emulsifier requirement, be stirred to and after fully dissolving, add dispersing agent, additive stirring, after fully mixing, adjust ph, in the scope of corresponding emulsifier requirement, obtains emulsion compositions A again.
The preparation method of composition B: after asphalt heating melting, mixes with bleeding agent, tackifier, obtains the composition B of molten state.
The preparation method of composition C: after asphalt heating melting, mixes with bleeding agent, tackifier, anti-ultraviolet ageing agent, obtains the composition C of molten state.
(3) construction method of water-based enhancement mode mist sealing material:
Step 1, cleaning road surface.
Step 2, makes the lower sublayer that prevents water penetration
The molten state composition B of emulsion compositions A and 500kg of 400kg is joined in colloid mill cutter and mixes, take out diamond dust mix and blend that is rear and 1000kg, must be prevented water penetration lower sub-layer material, sub-layer material under the preventing water penetration configured is sprayed onto on road surface by recycling spreader, natural drying 1 ~ 3 hour, forms the lower sublayer that prevents water penetration.Wherein spreading amount is 0.2kg/m
2, construction spray temperature is 60 DEG C.
Step 3, makes the wear-resisting upper sublayer of antiskid
The molten state composition C of emulsion compositions A and 500kg of 400kg is joined in colloid mill cutter and mixes, take out and utilize spreader to be sprayed onto to prevent water penetration above lower sublayer, the diamond dust of spreading 1000kg again, nature 2 ~ 4 hours, forms the wear-resisting upper sublayer of antiskid.Wherein spreading amount is 0.1kg/m
2, construction spray temperature is 65 DEG C.
Embodiment 4:
Be described to prepare a kind of flexible pavement use enhancement mode mist sealing material.
(1) each component is taken:
Composition A comprises following parts by weight of component: JY-R2G cationic emulsifier 1 part, 30 parts, water, propyl alcohol 15 parts, fatty acid polyethylene glycol ester 0.5 part, CaCl
20.15 part.
Composition B comprises following parts by weight of component: secondary sad polyoxyethylene acid 5 parts, styrene butadiene particle 10 parts, pitch 20 parts.
Composition C comprises following parts by weight of component: secondary sad polyoxyethylene acid 0 part, styrene butadiene particle 15 parts, phenyl salicytate 1 part, pitch 20 parts.
(2) preparation method of water-based enhancement mode mist sealing material:
The preparation method of composition A: first emulsifier is added in the water of 50 ~ 80 DEG C, and adjust ph is in the scope of corresponding emulsifier requirement, be stirred to and after fully dissolving, add dispersing agent, additive stirring, after fully mixing, adjust ph, in the scope of corresponding emulsifier requirement, obtains emulsion compositions A again.
The preparation method of composition B: after asphalt heating melting, mixes with bleeding agent, tackifier, obtains the composition B of molten state.
The preparation method of composition C: after asphalt heating melting, mixes with bleeding agent, tackifier, anti-ultraviolet ageing agent, obtains the composition C of molten state.
(3) construction method of water-based enhancement mode mist sealing material:
Step 1, cleaning road surface.
Step 2, makes the lower sublayer that prevents water penetration
The molten state composition B of emulsion compositions A and 200kg of 200kg is joined in colloid mill cutter and mixes, take out diamond dust mix and blend that is rear and 500kg, must be prevented water penetration lower sub-layer material, sub-layer material under the preventing water penetration configured is sprayed onto on road surface by recycling spreader, natural drying 1 ~ 3 hour, forms the lower sublayer that prevents water penetration.Wherein spreading amount is 0.2kg/m
2, construction spray temperature is 55 DEG C.
Step 3, makes the wear-resisting upper sublayer of antiskid
The molten state composition C of emulsion compositions A and 200kg of 200kg is joined in colloid mill cutter and mixes, take out and utilize spreader to be sprayed onto to prevent water penetration above lower sublayer, the diamond dust of spreading 500kg again, natural drying 2 ~ 4 hours, forms the wear-resisting upper sublayer of antiskid.Wherein spreading amount is 0.1kg/m
2, construction spray temperature is 55 DEG C.
The surface conditions of embodiment 1 spreading is shown in accompanying drawing 1 ~ 4.Surface drying time detects: be coated with film forming after 20min, after 2h, surface drying is tack-free, can open to traffic, does time 4h eventually.Operation on the same day 20 degrees Celsius, gentle breeze.
Friction factor and infiltration coefficient detect: friction factor detects and adopts pendulum type friction instrument, tests according to " bituminous pavement design for highway specification ", each detection 6 places before and after spreading.Infiltration coefficient detects and adopts water creep appearance, tests according to " highway engineering pitch and Asphalt Mixture Experiment code ", each detection 6 places before and after spreading.Friction factor testing result is in table 1, and infiltration coefficient testing result is in table 2.
Table 1 pavement detection result
Table 2 infiltration coefficient testing result
From table 1 and table 2, according to the road surface of the embodiment of the present invention 1 ~ 4 sealing, its friction factor and infiltration coefficient can meet " highway engineering pitch and Asphalt Mixture Experiment code " technical requirements that The Ministry of Communications of the People's Republic of China, MOC promulgates.
In addition, in above reference examples and embodiment, sand material when preparing mist sealing adopts Alundum, carborundum, iron ore or quartz sand to replace diamond dust, and its effect is suitable; Organic solvent when preparing mist sealing adopts the mixed liquor of ethanol and propyl alcohol arbitrary volume ratio to replace ethanol or propyl alcohol, and its effect is suitable; Dispersing agent when preparing mist sealing adopts the mixture of lauryl sodium sulfate, carboxymethyl cellulose, polyacrylamide and fatty acid polyethylene glycol ester arbitrary volume ratio to replace lauryl sodium sulfate, carboxymethyl cellulose, polyacrylamide or fatty acid polyethylene glycol ester, and its effect is suitable.
Although be described embodiment of the present invention above, the present invention is not limited to above-mentioned specific embodiments, and above-mentioned specific embodiments is only schematic, guiding, instead of restrictive.Those of ordinary skill in the art is under the enlightenment of this manual, and when not departing from the scope that the claims in the present invention are protected, can also make a variety of forms, these all belong to the row of the present invention's protection.
Claims (10)
1. a flexible pavement use enhancement mode mist sealing material, is characterized in that,
Described mist sealing comprises prevent water penetration lower sublayer and the wear-resisting upper sublayer of antiskid, and described mist sealing material comprises prevent water penetration lower sub-layer material and the wear-resisting upper sub-layer material of antiskid;
The described lower sub-layer material that prevents water penetration comprises composition A, composition B and sand material, and the weight ratio of its correspondence is (2 ~ 4): (2 ~ 5): (5 ~ 10);
The wear-resisting upper sub-layer material of described antiskid comprises composition A, composition C and sand material, and the weight ratio of its correspondence is (2 ~ 4): (2 ~ 5): (5 ~ 10);
Wherein,
Described composition A comprises following parts by weight of component: emulsifier 1 ~ 30 part, 30 ~ 70 parts, water, organic solvent 15 ~ 20 parts, dispersing agent 0.5 ~ 1 part, additive 0.1 ~ 0.2 part;
Described composition B comprises following parts by weight of component: bleeding agent 5 ~ 20 parts, tackifier 10 ~ 40 parts, pitch 20 ~ 50 parts;
Described composition C comprises following parts by weight of component: bleeding agent 0 ~ 15 part, tackifier 15 ~ 50 parts, anti-ultraviolet ageing agent 1 ~ 4 part, pitch 20 ~ 50 parts.
2. flexible pavement use enhancement mode mist sealing material according to claim 1, it is characterized in that, described emulsifier is cationic emulsifier, is specially JWRH-MKH and splits in fast solidifying type cationic emulsifier or JY-R2G type cation the one split in asphalt emulsifier slowly.
3. flexible pavement use enhancement mode mist sealing material according to claim 1, it is characterized in that, described organic solution is the mixture of ethanol, propyl alcohol or its arbitrary volume ratio.
4. flexible pavement use enhancement mode mist sealing material according to claim 1, it is characterized in that, described dispersing agent is the mixture of lauryl sodium sulfate, carboxymethyl cellulose, polyacrylamide, fatty acid polyethylene glycol ester or its arbitrary volume ratio; Described additive is sodium carboxymethylcellulose or CaCl
2in one.
5. flexible pavement use enhancement mode mist sealing material according to claim 1, is characterized in that, described bleeding agent is the one in AEO, secondary sad polyoxyethylene acid, AEO or bleeding agent EA; Described tackifier are modified latex or styrene butadiene particle.
6. flexible pavement use enhancement mode mist sealing material according to claim 1, is characterized in that, described anti-ultraviolet ageing agent is the one in OXYBENZONE or phenyl salicytate.
7. flexible pavement use enhancement mode mist sealing material according to claim 1, it is characterized in that, the preparation method of described composition A, comprise the following steps: first described emulsifier is added in the water of 50 ~ 80 DEG C, and adjust ph is in the scope of corresponding emulsifier requirement, be stirred to and add dispersing agent, additive stirring after fully dissolving successively, after fully mixing, adjust ph, in the scope of corresponding emulsifier requirement, obtains emulsion compositions A again.
8. flexible pavement use enhancement mode mist sealing material according to claim 1, it is characterized in that, the preparation method of described composition B, comprises the following steps: after described asphalt heating melting, mix with bleeding agent, tackifier, obtain the composition B of molten state.
9. flexible pavement use enhancement mode mist sealing material according to claim 1, it is characterized in that, the preparation method of described composition C, comprises the following steps: after described asphalt heating melting, mix with bleeding agent, tackifier, anti-ultraviolet ageing agent, obtain the composition C of molten state.
10. a construction method for flexible pavement use enhancement mode mist sealing material, is characterized in that, comprise the following steps:
Step 1, cleaning road surface;
Step 2, makes the lower sublayer that prevents water penetration
Emulsion compositions A and molten state composition B is taken according to the weight ratio of each component of lower sub-layer material that prevents water penetration; Again emulsion compositions A and molten state composition B is joined in colloid mill cutter and mix, take out rear and sand material mix and blend, must be prevented water penetration lower sub-layer material, sub-layer material under the preventing water penetration configured is sprayed onto on road surface by recycling spreader, natural drying 1 ~ 3 hour, forms the lower sublayer that prevents water penetration; Wherein spreading amount is 0.1 ~ 0.25kg/m
2, construction spray temperature is 50 ~ 65 DEG C;
Step 3, makes the wear-resisting upper sublayer of antiskid
Emulsion compositions A and molten state composition C is taken according to the weight ratio of each component of the wear-resisting upper sub-layer material of antiskid; Again emulsion compositions A and molten state composition C is joined in colloid mill cutter and mix, take out and utilize spreader to be sprayed onto to prevent water penetration above lower sublayer, then spreading sand material, anti-2 ~ 4 hours of natural drying, forms the wear-resisting upper sublayer of antiskid; Wherein spreading amount is 0.1 ~ 0.25kg/m
2, construction spray temperature is 50 ~ 65 DEG C.
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| JP2010007353A (en) * | 2008-06-26 | 2010-01-14 | Himeji Ichi | Asphalt pavement repairing method |
| CN102702760A (en) * | 2012-06-29 | 2012-10-03 | 陕西师范大学 | Fog seal modified emulsified asphalt and preparation method thereof |
| CN102815892A (en) * | 2012-08-27 | 2012-12-12 | 河南省高远公路养护技术有限公司 | Anti-slide fog seal material and its construction method |
| CN103554928A (en) * | 2013-10-14 | 2014-02-05 | 王利泉 | Fog seal compound modified emulsified asphalt and preparation method thereof |
-
2014
- 2014-08-22 CN CN201410417648.9A patent/CN104164818B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010007353A (en) * | 2008-06-26 | 2010-01-14 | Himeji Ichi | Asphalt pavement repairing method |
| CN102702760A (en) * | 2012-06-29 | 2012-10-03 | 陕西师范大学 | Fog seal modified emulsified asphalt and preparation method thereof |
| CN102815892A (en) * | 2012-08-27 | 2012-12-12 | 河南省高远公路养护技术有限公司 | Anti-slide fog seal material and its construction method |
| CN103554928A (en) * | 2013-10-14 | 2014-02-05 | 王利泉 | Fog seal compound modified emulsified asphalt and preparation method thereof |
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| CN104164818A (en) | 2014-11-26 |
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