CN103086648B - Method for quickly repairing damaged pavement by combustion process - Google Patents
Method for quickly repairing damaged pavement by combustion process Download PDFInfo
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- CN103086648B CN103086648B CN201210123603.1A CN201210123603A CN103086648B CN 103086648 B CN103086648 B CN 103086648B CN 201210123603 A CN201210123603 A CN 201210123603A CN 103086648 B CN103086648 B CN 103086648B
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Abstract
The invention belongs to the field of pavement repair, and particularly relates to a method for quickly repairing a damaged pavement by heating a repair material capable of releasing oxygen under heat by a combustion process. The method provided by the invention comprises the following steps: (1) filling a fast-curing repair material capable of releasing oxygen into pits in the damaged pavement, and flattening; and (2) spraying an inflammable liquid onto the flattened parts of the pavement, and igniting to cure the fast-curing repair material capable of releasing oxygen under heat, thereby repairing the damaged pavement. The fast-curing pavement repair material capable of releasing oxygen is prepared from 60-95 parts of compact aggregate, 4-30 parts of thermoplastic resin binding agent, 1-10 parts of heat-initiated latent curing agent capable of inducing fast curing of the thermoplastic resin binding agent under heat, and 0.5-1 part of solid oxidant capable of releasing oxygen under heat. The method can implement curing of the repair material within 50-70 minutes, thereby greatly shortening the repair curing time.
Description
Technical field
The invention belongs to road performance field, be specifically related to a kind of utilization patching material that cocoa puts oxygen method in conjunction with the impaired road surface of rapid rush-repair of combustion method heating of being heated.
Background technology
Along with developing rapidly of China's economy, airfield runway quantity increases sharply, and high-grade motorway is built in a large number, and the enforcement of the concrete workses such as city square and municipal highway has improved the mankind's life quality, has promoted the sound development of national economy.In existing road, adopt the more of concrete construction road surface, not only quality is good but also long service life.But more complicated is in use keeped in repair after its pavement damage in concrete road surface, need sealing to stop using and repair, need to employ larger machinery and road surface plane could be opened again and built, preserving period, is longer simultaneously.The conventional repair materials of concrete patching has quick cement or bituminous concrete or macromolecular material etc. at present, but all exist problems such as needing long-time sealing road surface finishing, curing time length, for road rapid repair brings, have a strong impact on, just there is larger problem in the repairing of airport pavement especially.
Chinese patent CN101817663A discloses a kind of concrete road surface fast repairing method, and the pavement patching material that the method is used is by powders such as metakaolin, slag, cement, sand, stone etc. gathers materials, and water glass is prepared from.During road repair, patching material is cast in to cleaning damaged road surface place, and vibrations, floating, natural curing 8 hours, has avoided common patching material to need maintenance 3-7 days, road closure time limit to grow, affect the problem of traffic.But what the method adopted is natural curing, although the curing performance of patching material is better, but still need the preserving period of 8 hours, also inapplicable for the road of the urgent need rapid rush-repairs such as airport.
Summary of the invention
For this reason, technical problem to be solved by this invention is in prior art that the road surface repairing time grows, causes long-time road closure to affect the problem of traffic, and then the method on a kind of set time of shorter rapid rush-repair road surface is provided.
For solving the problems of the technologies described above, the method on the impaired road surface of combustion method rapid rush-repair of the present invention, comprises the steps:
(1) can put oxygen fast setting patching material be filled in damaged road surface depression, arrange smooth;
(2) to arranging smooth place, road surface, spray inflammable liquid and light, so that described, putting oxygen fast setting patching material and be subject to thermofixation, can realize the repairing of damaged road surface;
The described oxygen fast setting patching material of putting is that component by following weight part is prepared from:
Dense aggregate 60-95 part;
Thermoplastic resin binder 4-30 part;
Under heated condition, can bring out the quick-setting thermal initiation of the described thermoplastic resin binder solidifying agent 1-10 part of hiding;
Be heated can releasing oxygen solid oxidizing agent 0.5-1 part.
Preferably, the described oxygen fast setting patching material of putting is that component by following weight part is prepared from:
Dense aggregate 85-94 part;
Thermoplastic resin binder 5-10 part;
The thermal initiation solidifying agent 1-5 part of hiding;
Solid oxidizing agent 0.6-0.8 part.
Described solid oxidizing agent comprises the nitrate of permanganate, oxymuriate and base metal nitrate or alkaline-earth metal.
In described step (1), the described oxygen fast setting patching material of putting is filled to after the step in damaged road surface depression, is also included in the step that self-compacting fast setting patching material is filled on its upper strata;
Described self-compacting fast setting patching material is that the component by following weight part is prepared from:
Dense aggregate 60-95 part;
Thermoplastic resin binder 4-30 part;
Under heated condition, can bring out the quick-setting thermal initiation of the described thermoplastic resin binder solidifying agent 1-10 part of hiding.
Preferably, described self-compacting fast setting patching material is that component by following weight part is prepared from:
Dense aggregate 85-94 part;
Thermoplastic resin binder 5-10 part;
The thermal initiation solidifying agent 1-5 part of hiding.
Described thermoplastic resin binder comprises one or more in thermoplastic resol, boron bakelite resin, modifying epoxy resin by organosilicon, phenol aldehyde modified epoxy resin or urea-formaldehyde resin.
The described thermal initiation solidifying agent of hiding comprises that (regular title is urotropine: one or more 1,3,5,7-, tetra-aza-tricycles [3.3.1.1] decane), in Dyhard RU 100, hydrazides, ammonium chloride or special modified solidifying agent.
Described Dense aggregate comprises silica sand particle, pottery sand, haydite, small ball or little iron ball.
The proportion of described Dense aggregate is 1.7-8.9.
The particle diameter of described Dense aggregate is 20-200 order.
Described step (1) also comprises before damaged concrete backfill to damage location place and rebuilds smooth step.
The invention also discloses a kind of method of preparing the described oxygen put fast setting covering material, comprise the steps:
(1) the described Dense aggregate of selected parts by weight is heated to 160 ℃ above to 1000 ℃, and then is cooled to 90-160 ℃;
(2) by described thermoplastic resin binder's heating and melting of selected parts by weight, and add while hot the Dense aggregate after heating in step (1) to mix, obtain stable covering material;
(3) the described thermal initiation of selected parts by weight is hidden to solidifying agent and described solid oxidizing agent mix and to add water-dispersion even;
(4) dispersion liquid obtaining in step (3) is obtained to such an extent that covering material mixes mutually with step (2), and stir, heating is all evaporated moisture content wherein;
(5) by obtaining to such an extent that reactant is cooling, broken and sieve in step (4), obtain.
The present invention also provides a kind of method of preparing above-mentioned self-compacting fast setting pavement patching material, comprises the following steps:
(1) Dense aggregate of selected parts by weight is heated to 160 ℃ above to 1000 ℃, and then is cooled to 90-160 ℃.；
(2) thermoplastic resin binder of selected parts by weight is added in described Dense aggregate while hot, and stir;
(3) solidifying agent of while hot thermal initiation being hidden adds in the reactant obtaining in step (2), and the processing of lowering the temperature after stirring;
(4) reactant obtaining in step (3) is cooling, broken and sieve, obtain.
Technique scheme of the present invention has the following advantages compared to existing technology:
1, the oxygen fast setting covering material of putting of the present invention is selected and is mainly comprised thermoplastic resol, boron bakelite resin, modifying epoxy resin by organosilicon, phenol aldehyde modified epoxy resin, urea-formaldehyde resins etc. are high temperature resistant, the high speciality polymer resin of intensity is as main covering material, the varigrained overlay film silica sand matrix material of preparing, and on the basis of covering material, add the oxidant additive material that can discharge oxygen under the latent curing agent of thermal initiation and heating status, described covering material can discharge oxygen under heating status, can support the burning heat release of combustiblematerials, to provide covering material to solidify needed heat,
2, described covering material is under heating condition, the latent curing agent that is wrapped in Dense aggregate surface can decomposite active intermediate, the thermoplastic resin that is simultaneously wrapped in Dense aggregate surface be also heated deliquescing, flow, last latent curing agent discharges to such an extent that chemical reaction can occur for active substance and resin, crosslinking curing, film covered resin is heat cured three dimensional structure by the linear structural transformation of original thermoplasticity, between final overlay film silica sand, can be subject to thermoforming, in heating 50-70min, can form high strength road surface base material, greatly shorten and rushed to repair the curing time;
3, using inflammable liquid as heating medium, saved on the one hand the transit link of heating unit, the simultaneously burning of inflammable liquid can maximum area, farthest make described patching material be subject to thermofixation, and describedly put the oxygen that oxygen patching material discharges in heat-processed and also can support the burned for long time of inflammable liquid, further improved time and the solidification intensity of road rapid repair;
4, at the described fast setting patching material that re-lays one deck self-compacting above oxygen patching material of putting, can be further cost-saving, and the oxygen the put patching material that is positioned at lower floor can discharge the burning that the inflammable liquid of lower floor is infiltrated in oxygen support in the situation that being tentatively heated, complete solidification process;
5, described Dense aggregate is silica sand particle, pottery sand, haydite, small ball or the little iron ball with certain deadweight and particle diameter, can meet when road rapid repair, for the requirement of repair materials self-compacting ability, while macrobead material also contributes to promote solidification intensity and saves material simultaneously;
6, screening by analysis, described thermoplastic resin binder and the described thermal initiation ratio that solidifying agent selects of hiding is 4-30:1-10, that more excellent is 5-10:1-5, can guarantee and this mixes with ratio preferably that to cause curing effect better simultaneously, guarantee solidification intensity and shorten set time, meeting the requirement to repairing time and repairing intensity in the salvaging of road surface;
7, Dense aggregate is inert material, poor with the adhesive property of macromolecular material, technique of the present invention is first mixed described thermoplastic resin binder with Dense aggregate while hot mutually, employing is similar to overlay film principle, make the whole adhesive property of described patching material better, mix with the described thermal initiation solidifying agent of hiding while hot again, also contribute to strengthen the intensity of described patching material;
8, described patching material adds man-hour, select first and will after the water-soluble dispersion of described solid oxidizing agent, mix mutually again the mode of overlay film with tectorial backing material, utilize the cooling and insulating performance of liquid to make whole production system temperature remain stable, guaranteed before moisture evaporation completely, described solid oxidizing agent can not put oxygen reaction, has avoided the danger that solid oxidizing agent decomposes in preparation process.
Embodiment
Resol described in the embodiment of the present invention, boron bakelite resin and urea-formaldehyde resin all can select the commercially available product in existing market can realize effect of the present invention; Described modifying epoxy resin by organosilicon is selected existing 665 commercially available type organosilicon epoxy resins; Described phenol aldehyde modified epoxy resin is selected South Asia, Taiwan NOON-638 model resin, so that the effect of each embodiment to be described.
Embodiment 1
The oxygen put fast setting pavement patching material described in the present embodiment is prepared in accordance with the following methods by the component of following weight part:
(1) by 60 parts of particle diameters, be that the pottery sand aggregate that 70-140 order, proportion are 1.8-2.0 is heated to 150-160 ℃;
(2) by the novolac resin heating and melting of 30 parts, and add while hot in described pottery sand aggregate and stir, obtain stable covering material;
(3) 1 part of urotropine and 0.5 part of solid potassium permanganate particles are mixed, and add 1.5 parts of water and be uniformly dispersed;
(4) uniform dispersion obtaining in step (3) is obtained to such an extent that covering material mixes mutually with step (2) while hot, and stir, heating is all evaporated moisture content wherein;
(5) reactant obtaining in step (4) being cooled to room temperature and being crushed to particle diameter is 70-140 order, and sieves, and obtains the required oxygen put fast setting pavement patching material.
The preparation-obtained patching material of the present embodiment after tested, have trace oxygen to discharge, and the amount of oxygen discharging can be supported the charcoal resume combustion of extinguishing under heating status.
The method on the impaired road surface of combustion method rapid rush-repair described in the present embodiment, comprises the steps:
(1) by damaged concrete backfill to damage location place and rebuild smooth, then by above-mentioned put oxygen patching material be filled in damaged road surface depression, arrange smooth;
(2) to the smooth place, road surface of above-mentioned arrangement, spray alcohol and light heat release, so that described, put oxygen patching material and be subject to thermofixation, show after tested, described patching material only need heat 60min, its intensity can reach 45MPa, the intensity of lower floor's patching material and upper strata are approximate, can reach the requirement of strength on airport or road surface, expressway completely, can realize the repairing of damaged road surface.
Embodiment 2
The oxygen put fast setting pavement patching material described in the present embodiment is prepared in accordance with the following methods by the component of following weight part:
(1) by 95 parts of particle diameters, be that the haydite aggregate that 70-140 order, proportion are 1.7-2.5 is heated to 700-800 ℃, and naturally cool to 90-100 ℃ subsequently;
(2) by the thermoplasticity boron bakelite resin heating and melting of 4 parts, and add while hot in described haydite aggregate and stir, obtaining stable covering material;
(3) 10 parts of urotropines and 1 part of solid Potcrate particle are mixed, and add 4 parts of water and be uniformly dispersed;
(4) uniform dispersion obtaining in step (3) is obtained to such an extent that covering material mixes mutually with step (2) while hot, and stir, heating is all evaporated moisture content wherein;
(5) reactant obtaining in step (4) being cooled to room temperature and being crushed to particle diameter is 70-140 order, and sieves, and obtains required patching material.
The preparation-obtained patching material of the present embodiment after tested, have trace oxygen to discharge, and the amount of oxygen discharging can be supported the charcoal resume combustion of extinguishing under heating status.
The method on the impaired road surface of combustion method rapid rush-repair described in the present embodiment, comprises the steps:
(1) by damaged concrete backfill to damage location place and rebuild smooth, then by above-mentioned put oxygen patching material be filled in damaged road surface depression, arrange smooth;
(2) to the smooth place, road surface of above-mentioned arrangement, spray alcohol and light heat release, so that described, put oxygen patching material and be subject to thermofixation, show after tested, described patching material only need heat 65min, its intensity can reach 48MPa, the intensity of lower floor's patching material and upper strata are approximate, can reach the requirement of strength on airport or road surface, expressway completely, can realize the repairing of damaged road surface.
Embodiment 3
The oxygen put fast setting pavement patching material described in the present embodiment is prepared in accordance with the following methods by the component of following weight part:
(1) by 85 parts of particle diameters, be that the small ball aggregate that 20-40 order, proportion are 7.9 is heated to 160-200 ℃, and naturally cool to 90-100 ℃ subsequently;
(2) by the thermoset modifying epoxy resin by organosilicon heating and melting of 10 parts, and add while hot in described small ball aggregate and mix, obtain stable covering material;
(3) 2 parts of ammonium chlorides and 0.6 part of solid nitric acid sodium particle are mixed, and add 2.5 parts of water and be uniformly dispersed;
(4) uniform dispersion obtaining in step (3) is obtained to such an extent that covering material mixes mutually with step (2) while hot, and stir, heating is all evaporated moisture content wherein;
(5) reactant obtaining in step (4) being cooled to room temperature and being crushed to particle diameter is 20-40 order, and sieves, and obtains the required oxygen put fast setting pavement patching material.
The preparation-obtained patching material of the present embodiment after tested, have trace oxygen to discharge, and the amount of oxygen discharging can be supported the charcoal resume combustion of extinguishing under heating status.
The present embodiment also provides a kind of self-compacting fast repairing material, and it is that component by following weight part is prepared from:
(1) by 90 parts of particle diameters, be that the silica sand granulated aggregate that 100-200 order, proportion are 1.7 is heated to 300-500 ℃, and naturally cool to 120-140 ℃ subsequently;
(2) while hot the mixture of the phenol aldehyde modified epoxy resin of 7 parts and novolac resin added in described silica sand granulated aggregate and stir, obtaining stable mixture,, the blending ratio of described phenol aldehyde modified epoxy resin and novolac resin is not limit;
(3) while hot the mixture of 3 parts of urotropines and Dyhard RU 100 (the two ratio with mass ratio 3:1 is mixed) is added in the reactant obtaining in step (2), and cooling naturally after stirring;
(4) reactant obtaining in step (3) being cooled to room temperature and being crushed to particle diameter is 100-200 order, and sieves, and obtains required self-compacting fast setting patching material.
Described self-compacting fast setting patching material after tested, only needs heating 50min, and its intensity can reach 55MPa, can reach the requirement of strength on airport or road surface, expressway completely.
The method on the impaired road surface of combustion method rapid rush-repair described in the present embodiment, comprises the steps:
(1) by damaged concrete backfill to damage location place and rebuild smoothly, then the above-mentioned oxygen patching material of putting is filled in damaged road surface depression, and layer is filled described self-compacting fast setting patching material and is arranged smooth thereon;
(2) to the smooth place, road surface of above-mentioned arrangement, spray alcohol and light heat release, so that described, put oxygen patching material and be subject to thermofixation, show after tested, described patching material only need heat 60min, its intensity can reach 60MPa, the intensity of lower floor's patching material and upper strata are approximate, can reach the requirement of strength on airport or road surface, expressway completely, can realize the repairing of damaged road surface.
Embodiment 4
The oxygen put fast setting pavement patching material described in the present embodiment is prepared in accordance with the following methods by the component of following weight part:
(1) by 94 parts of particle diameters, be that the little iron ball aggregate that 20-40 order, proportion are 7.8-8.9 is heated to 500-600 ℃, and naturally cool to 100-120 ℃ subsequently;
(2) by the thermoplasticity urea-formaldehyde resin heating and melting of 5 parts, and add while hot in described little iron ball aggregate and stir, obtaining stable covering material;
(3) 5 parts of special modified solidifying agent and 0.8 part of solid nitric acid magnesium granules are mixed, and add 4.7 parts of water and be uniformly dispersed;
(4) uniform dispersion obtaining in step (3) is obtained to such an extent that covering material mixes mutually with step (2) while hot, and stir, heating is all evaporated moisture content wherein;
(5) reactant obtaining in step (4) being cooled to room temperature and being crushed to particle diameter is 20-40 order, and sieves, and obtains the required oxygen put fast setting pavement patching material.
The preparation-obtained patching material of the present embodiment after tested, have trace oxygen to discharge, and the amount of oxygen discharging can be supported the charcoal resume combustion of extinguishing under heating status.
The present embodiment also provides a kind of self-compacting fast repairing material, and it is that component by following weight part is prepared from:
(1) by 94 parts of particle diameters, be that the little iron ball aggregate that 20-40 order, proportion are 7.8-8.9 is heated to 500-600 ℃, and naturally cool to 100-120 ℃ subsequently;
(2) while hot the thermoplasticity urea-formaldehyde resin of 5 parts added in described little iron ball aggregate and stir, obtaining stable mixture;
(3) while hot 5 parts of Dyhard RU 100s are added in the reactant obtaining in step (2), and cooling naturally after stirring;
(4) reactant obtaining in step (3) being cooled to room temperature and being crushed to particle diameter is 20-40 order, and sieves, and obtains required patching material.
Described self-compacting fast setting patching material after tested, only needs heating 60min, and its intensity can reach 50MPa, can reach the requirement of strength on airport or road surface, expressway completely.
The method on the impaired road surface of combustion method rapid rush-repair described in the present embodiment, comprises the steps:
(1) by damaged concrete backfill to damage location place and rebuild smoothly, then the above-mentioned oxygen patching material of putting is filled in damaged road surface depression, and layer is filled described self-compacting fast setting patching material and is arranged smooth thereon;
(2) to the smooth place, road surface of above-mentioned arrangement, spray alcohol and light heat release, so that described, put oxygen patching material and be subject to thermofixation, show after tested, described patching material only need heat 65min, its intensity can reach 50MPa, the intensity of lower floor's patching material and upper strata are approximate, can reach the requirement of strength on airport or road surface, expressway completely, can realize the repairing of damaged road surface.
Embodiment 5
The oxygen put fast setting pavement patching material described in the present embodiment is prepared in accordance with the following methods by the component of following weight part:
(1) by 90 parts of particle diameters, be that the silica sand granulated aggregate that 100-200 order, proportion are 1.7 is heated to 300-500 ℃, and naturally cool to 120-140 ℃ subsequently;
(2) by the mixture heating and melting of the phenol aldehyde modified epoxy resin of 7 parts and novolac resin, and add while hot in described silica sand granulated aggregate and stir, obtain stable covering material, the blending ratio of described phenol aldehyde modified epoxy resin and novolac resin is not limit;
(3) mixture of 3 parts of Dyhard RU 100s and succinic acid hydrazide ii (the two ratio with mass ratio 3:1 is mixed) and 0.7 part of solid nitric acid calcium particle are mixed, and add 2.7 parts of water and be uniformly dispersed;
(4) uniform dispersion obtaining in step (3) is obtained to such an extent that covering material mixes mutually with step (2) while hot, and stir, heating is all evaporated moisture content wherein;
(5) reactant obtaining in step (4) being cooled to room temperature and being crushed to particle diameter is 100-200 order, and sieves, and obtains the required oxygen put fast setting pavement patching material.
The preparation-obtained patching material of the present embodiment after tested, have trace oxygen to discharge, and the amount of oxygen discharging can be supported the charcoal resume combustion of extinguishing under heating status.
The method on the impaired road surface of combustion method rapid rush-repair described in the present embodiment, comprises the steps:
(1) by damaged concrete backfill to damage location place and rebuild smooth, then by above-mentioned put oxygen patching material be filled in damaged road surface depression, arrange smooth;
(2) to the smooth place, road surface of above-mentioned arrangement, spray alcohol and light heat release, so that described, put oxygen patching material and be subject to thermofixation, show after tested, described patching material only need heat 50min, its intensity can reach 55MPa, the requirement of strength that can reach airport or road surface, expressway completely, can realize the repairing of damaged road surface.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And the apparent variation of being extended out thus or change are still among the protection domain in the invention.
Claims (7)
1. the method on the impaired road surface of combustion method rapid rush-repair, is characterized in that, comprises the steps:
(1) can put oxygen fast setting patching material be filled in damaged road surface depression, arrange smooth;
(2) to arranging smooth place, road surface, spray inflammable liquid and light, so that described, putting oxygen fast setting patching material and be subject to thermofixation, can realize the repairing of damaged road surface;
The described oxygen fast setting patching material of putting is that component by following weight part is prepared from:
Dense aggregate 60-95 part;
Thermoplastic resin binder 4-30 part;
Under heated condition, bring out the quick-setting thermal initiation of the described thermoplastic resin binder solidifying agent 1-10 part of hiding;
Be heated can releasing oxygen solid oxidizing agent 0.5-1 part; Wherein,
Described be heated can releasing oxygen solid oxidizing agent comprise the nitrate of permanganate, oxymuriate and base metal nitrate or alkaline-earth metal;
Described thermoplastic resin binder comprises one or more in thermoplastic resol, boron bakelite resin, modifying epoxy resin by organosilicon, phenol aldehyde modified epoxy resin or urea-formaldehyde resin;
The described quick-setting thermal initiation of the described thermoplastic resin binder solidifying agent of hiding that brings out under heated condition comprises one or more in urotropine, Dyhard RU 100, hydrazides or ammonium chloride;
Described Dense aggregate comprises silica sand particle, pottery sand, haydite, small ball or little iron ball.
2. the method on the impaired road surface of combustion method rapid rush-repair according to claim 1, is characterized in that, the described oxygen patching material of putting is that component by following weight part is prepared from:
Dense aggregate 85-94 part;
Thermoplastic resin binder 5-10 part;
Under heated condition, bring out the quick-setting thermal initiation of the described thermoplastic resin binder solidifying agent 1-5 part of hiding;
Be heated can releasing oxygen solid oxidizing agent 0.6-0.8 part.
3. the method on the impaired road surface of combustion method rapid rush-repair according to claim 1 and 2, it is characterized in that: in described step (1), the described oxygen fast setting patching material of putting is filled to after the step in damaged road surface depression, is also included in the step that self-compacting fast setting patching material is filled on its upper strata;
Described self-compacting fast setting patching material is that the component by following weight part is prepared from:
Described Dense aggregate 60-95 part;
Described thermoplastic resin binder 4-30 part;
Describedly under heated condition, bring out the quick-setting thermal initiation of the described thermoplastic resin binder solidifying agent 1-10 part of hiding.
4. the method on the impaired road surface of combustion method rapid rush-repair according to claim 3, is characterized in that:
Described self-compacting fast setting patching material is that the component by following weight part is prepared from:
Described Dense aggregate 85-94 part;
Described thermoplastic resin binder 5-10 part;
Describedly under heated condition, bring out the quick-setting thermal initiation of the described thermoplastic resin binder solidifying agent 1-5 part of hiding.
5. the method on the impaired road surface of combustion method rapid rush-repair according to claim 1 and 2, is characterized in that:
The proportion of described Dense aggregate is 1.7-8.9.
6. the method on the impaired road surface of combustion method rapid rush-repair according to claim 5, is characterized in that:
The particle diameter of described Dense aggregate is 20-200 order.
7. the method on the impaired road surface of combustion method rapid rush-repair according to claim 1 and 2, is characterized in that:
Described step (1) also comprises before damaged concrete backfill to damage location place and rebuilds smooth step.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123603.1A CN103086648B (en) | 2012-04-25 | 2012-04-25 | Method for quickly repairing damaged pavement by combustion process |
| PCT/CN2013/074750 WO2013159728A1 (en) | 2012-04-25 | 2013-04-25 | Repair material capable of releasing oxygen and being rapidly solidified, and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210123603.1A CN103086648B (en) | 2012-04-25 | 2012-04-25 | Method for quickly repairing damaged pavement by combustion process |
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| Publication Number | Publication Date |
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| CN103086648A CN103086648A (en) | 2013-05-08 |
| CN103086648B true CN103086648B (en) | 2014-12-03 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1906361A (en) * | 2004-02-06 | 2007-01-31 | 乔治·杰伊·利希特布劳 | Process and apparatus for highway marking |
| CN101161941A (en) * | 2006-06-12 | 2008-04-16 | 李智率 | Method and apparatus for regenerating of pavement |
| CN101665686A (en) * | 2008-09-04 | 2010-03-10 | 北京仁创科技集团有限公司 | Method for preparing surface-modified proppant |
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2012
- 2012-04-25 CN CN201210123603.1A patent/CN103086648B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1906361A (en) * | 2004-02-06 | 2007-01-31 | 乔治·杰伊·利希特布劳 | Process and apparatus for highway marking |
| CN101161941A (en) * | 2006-06-12 | 2008-04-16 | 李智率 | Method and apparatus for regenerating of pavement |
| CN101665686A (en) * | 2008-09-04 | 2010-03-10 | 北京仁创科技集团有限公司 | Method for preparing surface-modified proppant |
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| CN103086648A (en) | 2013-05-08 |
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