CN104723652B - A kind of method for the composite coating for preparing and construct - Google Patents
A kind of method for the composite coating for preparing and construct Download PDFInfo
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- CN104723652B CN104723652B CN201510104536.2A CN201510104536A CN104723652B CN 104723652 B CN104723652 B CN 104723652B CN 201510104536 A CN201510104536 A CN 201510104536A CN 104723652 B CN104723652 B CN 104723652B
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- 239000011248 coating agent Substances 0.000 title claims abstract description 106
- 238000000576 coating method Methods 0.000 title claims abstract description 106
- 239000002131 composite material Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000010426 asphalt Substances 0.000 claims abstract description 113
- 229920001971 elastomer Polymers 0.000 claims abstract description 102
- 239000000463 material Substances 0.000 claims abstract description 34
- 238000000926 separation method Methods 0.000 claims abstract description 27
- 238000005507 spraying Methods 0.000 claims abstract description 26
- 239000005662 Paraffin oil Substances 0.000 claims abstract description 25
- 238000010276 construction Methods 0.000 claims abstract description 18
- 238000007639 printing Methods 0.000 claims abstract description 15
- 238000007569 slipcasting Methods 0.000 claims abstract description 9
- 239000000945 filler Substances 0.000 claims abstract description 7
- 229920002545 silicone oil Polymers 0.000 claims abstract description 6
- 229920002521 macromolecule Polymers 0.000 claims abstract description 4
- 239000011295 pitch Substances 0.000 claims abstract description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 42
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 21
- 239000010459 dolomite Substances 0.000 claims description 21
- 229910000514 dolomite Inorganic materials 0.000 claims description 21
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 19
- 229920002681 hypalon Polymers 0.000 claims description 19
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 15
- 238000004073 vulcanization Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 13
- 229920001083 polybutene Polymers 0.000 claims description 13
- 125000000129 anionic group Chemical group 0.000 claims description 12
- 239000003973 paint Substances 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 10
- 238000004078 waterproofing Methods 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 7
- 230000000996 additive effect Effects 0.000 claims description 7
- 229920000126 latex Polymers 0.000 claims description 5
- 230000035515 penetration Effects 0.000 claims description 3
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims 2
- 150000002148 esters Chemical class 0.000 claims 1
- 229920001903 high density polyethylene Polymers 0.000 abstract description 8
- 239000004700 high-density polyethylene Substances 0.000 abstract description 8
- 239000000853 adhesive Substances 0.000 abstract description 4
- 239000004745 nonwoven fabric Substances 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 22
- 238000003756 stirring Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 239000005871 repellent Substances 0.000 description 3
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000008199 coating composition Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Compositions Of Macromolecular Compounds (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention provides a kind of method for the composite coating for preparing and construct, including：Uncured rubber asphalt waterproof coating and jet printing type rapid hardening rubber asphalt waterproof coating is prepared respectively；Wherein, the uncured rubber asphalt waterproof coating is made up of a modified pitch, paraffin oil and filler；Separation layer includes the one or more in non-woven fabrics, high density polyethylene (HDPE), the material such as silicone oil paper, macromolecule coiled material, modified bituminous pitch coiled material and self-adhesive coiled material；In the uncured rubber asphalt waterproof coating of being constructed on object by the way of spraying, blade coating or slip casting of constructing；The separation layer is laid on the construction object for constructing the uncured rubber asphalt waterproof coating；The jet printing type rapid hardening rubber asphalt waterproof coating is sprayed after the separation layer is laid, uncured rubber asphalt waterproof coating, separation layer and the spraying rapid hardening rubber asphalt waterproof coating constructed successively form the composite coating.
Description
Technical field
The present invention relates to field of material technology, more particularly to a kind of method for the composite coating for preparing and construct.
Background technology
Uncured rubber asphalt waterproof coating and spraying rapid hardening rubber asphalt waterproof coating are all two have developed rapidly at present
The new waterproof material of kind, after the anti-market for water of China is entered, through development in a few years, all achieve good achievement, market
Reaction is good, but in some fields, the problem of a kind of product can not be fully solved existing waterproof is used alone, especially relates to
And the project to maintenance, such as the maintenance at high ferro station, the crack repairing of high ferro railway ballast, Treatment Measures to Leakage etc., generally require more
Kind Material cladding can be only achieved final effect.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of method for the composite coating for preparing and construct, to realize
More preferable waterproof effect.
In order to solve the above problems, the invention discloses a kind of method for the composite coating for preparing and construct, including：
Uncured rubber asphalt waterproof coating and jet printing type rapid hardening rubber asphalt waterproof coating is prepared respectively；Wherein, institute
Uncured rubber asphalt waterproof coating is stated to be made up of a modified pitch, paraffin oil and filler；The separation layer include non-woven fabrics,
One or more in the material such as high density polyethylene (HDPE), silicone oil paper, macromolecule coiled material, modified bituminous pitch coiled material and self-adhesive coiled material；
In the uncured rubber asphalt waterproof coating of being constructed on object by the way of spraying, blade coating or slip casting of constructing；
The separation layer is laid on the construction object for constructing the uncured rubber asphalt waterproof coating；
The jet printing type rapid hardening rubber asphalt waterproof coating is sprayed after the separation layer is laid, that constructs successively is uncured
Rubber asphalt waterproof coating, separation layer and spraying rapid hardening rubber asphalt waterproof coating form the composite coating.
Preferably, the filler includes calcium carbonate and dolomite.
Preferably, the uncured rubber asphalt waterproof coating by 40~48% parts by weight a modified pitch, 2~
The dolomite composition of the paraffin oil of 5% parts by weight, the calcium carbonate of 20~30% parts by weight and 20~30% parts by weight；
The uncured rubber asphalt waterproof coating is made by the steps：
Paraffin oil, calcium carbonate and dolomite mixing are sequentially added in a modified pitch, including：To being once modified
The paraffin oil is added in pitch；The calcium carbonate mixing is added after adding the paraffin oil；After adding the calcium carbonate mixing
The dolomite is added to continue to mix.
Preferably,
After adding paraffin oil in a modified pitch, mixed at 110 DEG C~130 DEG C；
Mixed after the dolomite is added below 80 DEG C of degree.
Preferably, a modified pitch is by direct current pitch, chlorosulfonated polyethylene, dioctyl phthalate and poly- fourth
Alkene, which is mixed with, to be formed.
Preferably, the mass ratio of the direct current pitch and the chlorosulfonated polyethylene is (3:2)~(6:1)；
The mass ratio of the chlorosulfonated polyethylene and the dioctyl phthalate is (1:4)~(1:1)；
The mass ratio of the dioctyl phthalate and the polybutene is (2:1)~(20:3).
Preferably, when preparing a modified pitch, by the direct current pitch, chlorosulfonated polyethylene, described
Dioctyl phthalate and the polybutene mix at a temperature of 130 DEG C~160 DEG C.
Preferably, the needle penetration of the direct current pitch is 80~100, and the softening point of the direct current pitch is 42 DEG C~50
℃。
Preferably, it is defined by the parts by weight of jet printing type rapid hardening rubber asphalt waterproof coating 100, the jet printing type rapid hardening rubber
Glue asphalt waterproofing paint is by the anionic emulsified bitumen for vulcanizing modified rubber of 20~90 parts by weight, the rubber of 10~70 parts by weight
The additive of emulsion and 0.1~10 parts by weight forms.
Preferably, it is described vulcanization modified rubber anionic emulsified bitumen by 70-97 parts by weight anionic emulsified bitumen
Formed with being emulsified after the vulcanization rubber mix of 3-30 parts by weight；
The pH value of the rapid hardening rubber asphalt waterproof coating is 7~13.5.
Compared with prior art, the present invention includes advantages below：
This area typically using the composite of coiled material and coating as composite, waterproof effect still have it is to be hoisted,
A kind of method for the composite coating for preparing and construct provided by the invention, applied by preparing uncured rubber-asphalt waterproof respectively
Material and spraying rubber asphalt waterproof coating, and further pass through the uncured rubber asphalt waterproof coating constructed successively, isolation
Layer and spraying rubber asphalt waterproof coating composition composite coating, because uncured creep properties and spraying rubber-asphalt waterproof apply
After the high resiliency of material is compound, possesses more preferable water proofing property compared in general composite coating, can solve to occur in underground engineering
More complicated leakage problems and high ferro maintenance some problems, therefore the compound of the two has very high realistic meaning and reality
With value.
Wherein, to avoid the oils that non-cured materials contain relatively more, spraying rubber-asphalt waterproof film can be easily swelled,
The application also innovates proposition and adds one layer of separation layer between uncured rubber-asphalt coating and spraying rubber asphalt waterproof coating,
While the water resistance of composite coating is improved, it is ensured that the stability of composite coating.
The embodiment of the present invention use spraying rubber asphalt waterproof coating be by emulsified asphalt, polymer rubber modifying agent and
Additive mixes, and substitutes in general emulsified asphalt using the pitch of modified rubber, manufactured waterproof coating possesses physical
Intensity height, alkali resistant, stability are strong, chemical proofing, heat-resisting cold resistance, the advantages of sunlight resistance and endurance are strong, compared to
In general water-repellent paint possesses more excellent waterproof quality.
Brief description of the drawings
Fig. 1 is a kind of flow chart of method for the composite coating for preparing and construct described in the embodiment of the present invention.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is further detailed explanation.
The implementation process of the method for the invention is described in detail below by embodiment.
Reference picture 1, it illustrates a kind of stream of method for the composite coating for preparing and construct described in the embodiment of the present invention
Cheng Tu, methods described can specifically include：
Step 101, uncured rubber asphalt waterproof coating and jet printing type rapid hardening rubber asphalt waterproof coating is prepared respectively.
Wherein, the uncured rubber asphalt waterproof coating is made up of a modified pitch, paraffin oil and filler, it is described every
Absciss layer can be from non-woven fabrics, high density polyethylene (HDPE), macromolecule coiled material, modified bituminous pitch coiled material, the material such as silicone oil paper and self-adhesive coiled material
In the one or more of compositions of selection.
Step 102, on construction object using spraying, scratch or slip casting by the way of the uncured rubber asphalt of constructing prevent
Water paint.
Composite coating is formed by the process of construction to construction object, uncured rubber asphalt waterproof coating of constructing first,
Can be by way of spraying, can also be by way of blade coating or slip casting.
Step 103, lay the isolation on the construction object for constructing the uncured rubber asphalt waterproof coating
Layer.
Construct on construction object after the uncured rubber asphalt waterproof coating, applied in uncured rubber-asphalt waterproof
Separation layer is further laid on material.
Step 104, the jet printing type rapid hardening rubber asphalt waterproof coating is sprayed after the separation layer is laid, constructed successively
Uncured rubber asphalt waterproof coating, separation layer and spraying rapid hardening rubber asphalt waterproof coating form the composite coating.
After further laying separation layer on uncured rubber asphalt waterproof coating, rapid hardening is further sprayed on separation layer
Rubber asphalt waterproof coating, composite coating is constituted by the multilayer material constructed successively.
This area typically using the composite of coiled material and coating as composite, waterproof effect still have it is to be hoisted,
A kind of method for the composite coating for preparing and construct provided by the invention, applied by preparing uncured rubber-asphalt waterproof respectively
Material and jet printing type rapid hardening rubber asphalt waterproof coating, and further applied by the uncured rubber-asphalt waterproof constructed successively
Material, separation layer and spraying rapid hardening rubber asphalt waterproof coating composition composite coating, due to uncured creep properties and spraying speed
After the high resiliency of gel rubber asphalt waterproofing paint is compound, possesses more preferable water proofing property compared in general composite coating, can solve
Some problems of more complicated leakage problems and the high ferro maintenance certainly occurred in underground engineering, therefore the compound of the two has very
High realistic meaning and practical value.
Wherein, to avoid the oils that non-cured materials contain relatively more, spraying rapid hardening rubber-asphalt waterproof can be easily swelled
Film, the application also innovate proposition and add one between uncured rubber-asphalt coating and spraying rapid hardening rubber asphalt waterproof coating
Layer separation layer, while the water resistance of composite coating is improved, it is ensured that the stability of composite coating.
In the embodiment of the present invention, it is preferable that the filler described in the step 101 can include calcium carbonate and dolomite.
Further, in the embodiment of the present invention, it is preferable that the uncured rubber asphalt waterproof coating can be by 40~48%
Modified pitch of parts by weight, the paraffin oil of 2~5% parts by weight, the calcium carbonate of 20~30% parts by weight and 20~
The dolomite composition of 30% parts by weight.
In the embodiment of the present invention, accordingly preferably, the uncured rubber asphalt waterproof coating can be as follows
Prepare：
Paraffin oil, calcium carbonate and dolomite mixing are sequentially added in a modified pitch, including：To being once modified
The paraffin oil is added in pitch；The calcium carbonate mixing is added after adding the paraffin oil；After adding the calcium carbonate mixing
The dolomite is added to continue to mix.
In the embodiment of the present invention, it is preferable that after adding paraffin oil in a modified pitch, at 110 DEG C~130 DEG C
Lower mixing；Mixed after the dolomite is added below 80 DEG C of degree.
In the embodiment of the present invention, it is preferable that a modified pitch is by direct current pitch, chlorosulfonated polyethylene
(Chlorosulfonated Polyethylene, CSM), dioctyl phthalate (Dioctyl Phthalate, DOP) and
Polybutene (Polybutene, PB), which is mixed with, to be formed.Accordingly preferably, when preparing a modified pitch, by described in
The temperature of direct current pitch, the chlorosulfonated polyethylene, the dioctyl phthalate and the polybutene at 130 DEG C~160 DEG C
Degree is lower to be mixed.
In the embodiment of the present invention, it is further preferred that the mass ratio of the direct current pitch and the chlorosulfonated polyethylene is
(3:2)~(6:1)；The mass ratio of the chlorosulfonated polyethylene and the dioctyl phthalate is (1:4)~(1:1)；Institute
The mass ratio for stating dioctyl phthalate and the polybutene is (2:1)~(20:3), or, direct current pitch:Chlorosulfonation is gathered
Ethene:Dioctyl phthalate:The mixed weight ratio of polybutene is respectively (15~30):(5~10):(10~20):(3
~5).
In the embodiment of the present invention, it is preferable that the needle penetration of the direct current pitch be 80~100, the direct current pitch it is soft
It is 42 DEG C~50 DEG C to change point.
In the embodiment of the present invention, it is preferable that it is defined by the parts by weight of jet printing type rapid hardening rubber asphalt waterproof coating 100,
The jet printing type rapid hardening rubber asphalt waterproof coating by 20~90 parts by weight vulcanization modified rubber anionic emulsified bitumen, 10
The additive of the rubber latex of~70 parts by weight and 0.1~10 parts by weight forms.
The rubber asphalt waterproof coating that the embodiment of the present invention uses is by emulsified asphalt, polymer rubber modifying agent and addition
Agent mixes, and substitutes in general emulsified asphalt using the pitch of modified rubber, manufactured waterproof coating possesses physical intensity
Height, alkali resistant, stability are strong, chemical proofing, heat-resisting cold resistance, the advantages of sunlight resistance and endurance are strong, compared to general
Water-repellent paint possess more excellent waterproof quality.
In the embodiment of the present invention, it is preferable that the anionic emulsified bitumen of the vulcanization modified rubber is by 70-97 parts by weight
The rubber mix of anionic emulsified bitumen and 3-30 parts by weight forms.
In the embodiment of the present invention, it is preferable that the pH value of the rapid hardening rubber asphalt waterproof coating is 7~13.5.
To make those skilled in the art more fully understand the present invention, illustrate this hair below by way of multiple specific embodiments
The bright method for the composite coating for preparing and construct.
Embodiment 1,
1st, uncured rubber asphalt waterproof coating is prepared：
When manufacturing a modified pitch, by direct current pitch (AP-3), chlorosulfonated polyethylene, dioctyl phthalate and gather
Butylene is according to AP-3:Chlorosulfonated polyethylene:Dioctyl phthalate:Polybutene is respectively 15:7:14:4 part by weight mixes
140 degree (Celsius) are heated to after conjunction, stirring at low speed 30 minutes, a modified pitch are made.With once changing for 40% parts by weight
Property pitch, the paraffin oil of 5% parts by weight, the dolomite manufacture film of the calcium carbonate of 30% parts by weight and 25% parts by weight
During waterproof material, the paraffin oil of 5% parts by weight is added in a modified pitch of 40% parts by weight first, about
Stir about 20 minutes at a temperature of 120 degree (Celsius).The calcium carbonate of 30% parts by weight is then added, keeps the temperature at 100
Below degree (Celsius), stirring at low speed about 30 minutes.The dolomite of 25% parts by weight is eventually adding, less than 80 degree (Celsius)
Stirring at low speed about 30 minutes, are made uncured rubber asphalt waterproof coating under temperature conditionss.
2nd, spraying rapid hardening rubber asphalt waterproof coating is prepared：
The moon by the anionic emulsified bitumen of 70 parts by weight and the vulcanization rubber mix of 30 parts by weight into vulcanization modified rubber
Ion emulsified asphalt.
The rapid hardening rubber asphalt waterproof coating is by the vulcanization emulsified asphalts of modified rubber of 90 parts by weight, 10 parts by weight
The additive of rubber latex and 0.1 parts by weight forms.
3rd, separation layer is high density polyethylene (HDPE).
4th, specific implementation method：
Newly-built underground engineering application：The waterproof of underground engineering is more complicated, because the reason for underground water, is also built
Structure sediment can all bring the risk of percolating water, so the starting point of current Underground Engineering Waterproof Designing is all this 2 points,
Seek the anti-permeability performance that material has possessed, the performance of the anti-settling that has had deformation, material can with structure is counter sticks together, with
Structure is settled without changing up and down.Specific design is as follows：
After the construction of underground construction bottom cushion finishes, the construction of uncured rubber asphalt waterproof coating is carried out,
Can with spraying application, can also knife-coat application, construction finish after, cover separation layer.After separation layer construction finishes, sprayed
The construction of rapid hardening rubber asphalt waterproof coating is applied, two component spray, after spraying finishes, carries out the construction of building structure, colligation
Reinforcing bar, pouring structure concrete, after the completion of concrete formation, can and water-repellent paint bond together completely, form continuous skin
The double-deck water-proof system of skin formula, it is ensured that waterproof is perfectly safe.
Embodiment 2,
1st, uncured rubber asphalt waterproof coating is prepared：
When manufacturing a modified pitch, by direct current pitch (AP-3), chlorosulfonated polyethylene, dioctyl phthalate and gather
Butylene is according to AP-3:Chlorosulfonated polyethylene:Dioctyl phthalate:Polybutene is respectively 15:10：20:3 part by weight mixes
130 degree (Celsius) are heated to after conjunction, stirring at low speed 30 minutes, a modified pitch are made.With once changing for 48% parts by weight
Property pitch, the paraffin oil of 2% parts by weight, the dolomite manufacture film of the calcium carbonate of 20% parts by weight and 30% parts by weight
During waterproof material, the paraffin oil of 2% parts by weight is added in a modified pitch of 48% parts by weight first, about
Stir about 20 minutes at a temperature of 130 degree (Celsius).The calcium carbonate of 20% parts by weight is then added, keeps the temperature at 100
Below degree (Celsius), stirring at low speed about 30 minutes.The dolomite of 30% parts by weight is eventually adding, less than 80 degree (Celsius)
Stirring at low speed about 30 minutes under temperature conditionss, are made the uncured rubber asphalt waterproof coating in the present invention.
2nd, spraying rapid hardening rubber asphalt waterproof coating is prepared：
By the anionic emulsified bitumen of 97 parts by weight and the vulcanization rubber mix of 3 parts by weight into vulcanization modified rubber it is cloudy from
Sub- emulsified asphalt.
The rapid hardening rubber asphalt waterproof coating is by the vulcanization emulsified asphalts of modified rubber of 50 parts by weight, 50 parts by weight
The additive of rubber latex and 5 parts by weight forms.
3rd, separation layer includes silicone oil paper.
4th, specific implementation method：Existing underground structrue engineering maintenance：In existing underground engineering, prevent during being built due to early stage
The problem of water is constructed, occurs in the underground engineerings such as many Seepages, especially subway, and seepage is serious, and some even influences
The operation of subway is arrived.
Specific construction is as follows：Breakthrough is searched, slip casting is then punched to breakthrough, slurry is the uncured rubber of particular arrangement
Glue asphalt waterproofing paint, after treating slip casting, slip casting position is blocked, meanwhile, increase the protection of separation layer, carry out spraying speed afterwards
The construction of gel rubber asphalt waterproofing paint, to reach perfectly safe.
Embodiment 3,
1st, uncured rubber asphalt waterproof coating is prepared：
When manufacturing a modified pitch, by direct current pitch (AP-3), chlorosulfonated polyethylene, dioctyl phthalate and gather
Butylene is according to AP-3:Chlorosulfonated polyethylene:Dioctyl phthalate:Polybutene is respectively 25:5:10:5 part by weight mixes
160 degree (Celsius) are heated to after conjunction, stirring at low speed 30 minutes, a modified pitch are made.With once changing for 45% parts by weight
Property pitch, the paraffin oil of 5% parts by weight, the dolomite manufacture film of the calcium carbonate of 30% parts by weight and 20% parts by weight
During waterproof material, the paraffin oil of 5% parts by weight is added in a modified pitch of 45% parts by weight first, about
Stir about 20 minutes at a temperature of 110 degree (Celsius).The calcium carbonate of 30% parts by weight is then added, keeps the temperature at 100
Below degree (Celsius), stirring at low speed about 30 minutes.The dolomite of 20% parts by weight is eventually adding, less than 80 degree (Celsius)
Stirring at low speed about 30 minutes, are made the coating film waterproof material in the present invention under temperature conditionss.
2nd, spraying rapid hardening rubber asphalt waterproof coating is prepared：
The moon by the anionic emulsified bitumen of 80 parts by weight and the vulcanization rubber mix of 20 parts by weight into vulcanization modified rubber
Ion emulsified asphalt.
The rapid hardening rubber asphalt waterproof coating is by the vulcanization emulsified asphalts of modified rubber of 20 parts by weight, 70 parts by weight
The additive of rubber latex and 10 parts by weight forms.
3rd, separation layer includes non-woven fabrics, silicone oil paper and self-adhesive coiled material.
4th, specific implementation method：The leak maintenance of high-speed railway rail crack：High-speed railway rail pedestal concrete and railway ballast pass through one section
After the use of time, the mud that crack often occur causes to be formed after raining is emerged from gap bottom, influences the operation of high ferro.
Waterproof repairment way is as follows：The debris cleared up first in gap, is then injected non-solid in gap by Grouting Pipe
Change rubber asphalt waterproof coating, after the completion of slip casting, isolated with separation layer, and be laid in basic unit, then spray rubber asphalt and prevent
Water paint, the maintenance in crack is completed after the completion of construction.
A kind of method for the composite coating for preparing and construct provided by the present invention is described in detail above, this
Apply specific case in text to be set forth the principle and embodiment of the present invention, the explanation of above example is only intended to
Help to understand method and its core concept of the invention；Meanwhile for those of ordinary skill in the art, the think of according to the present invention
Think, in specific embodiments and applications there will be changes, in summary, this specification content should not be construed as pair
The limitation of the present invention.
Claims (7)
- A kind of 1. method for the composite coating for preparing and construct, it is characterised in that including：Uncured rubber asphalt waterproof coating and jet printing type rapid hardening rubber asphalt waterproof coating is prepared respectively；Wherein, it is described non- Curing rubber asphalt waterproofing paint is made up of a modified pitch, paraffin oil and filler；Separation layer includes silicone oil paper, macromolecule is rolled up One or more in material and modified bituminous pitch coiled material；In the uncured rubber asphalt waterproof coating of being constructed on object by the way of spraying, blade coating or slip casting of constructing；The separation layer is laid on the construction object for constructing the uncured rubber asphalt waterproof coating；The jet printing type rapid hardening rubber asphalt waterproof coating is sprayed after the separation layer is laid, the uncured rubber constructed successively Asphalt waterproofing paint, separation layer and spraying rapid hardening rubber asphalt waterproof coating form the composite coating；Modified pitch is mixed with by straight asphalt, chlorosulfonated polyethylene, dioctyl phthalate and polybutene Form；The mass ratio of the straight asphalt and the chlorosulfonated polyethylene is 3:2~6:1；The mass ratio of the chlorosulfonated polyethylene and the dioctyl phthalate is 1:4~1:1；The mass ratio of the dioctyl phthalate and the polybutene is 2:1~20:3；When preparing a modified pitch, by the straight asphalt, the chlorosulfonated polyethylene, the phthalic acid two Monooctyl ester and the polybutene mix at a temperature of 130 DEG C~160 DEG C.
- 2. according to the method for claim 1, it is characterised in that the filler includes calcium carbonate and dolomite.
- 3. according to the method for claim 1, it is characterised in that the uncured rubber asphalt waterproof coating is by 40~48 weights Measure a modified pitch of number, the paraffin oil of 2~5 parts by weight, the calcium carbonate of 20~30 parts by weight and 20~30 weight The dolomite composition of number；The uncured rubber asphalt waterproof coating is made by the steps：Paraffin oil, calcium carbonate and dolomite mixing are sequentially added in a modified pitch, including：To a modified pitch The middle addition paraffin oil；The calcium carbonate mixing is added after adding the paraffin oil；Added after adding the calcium carbonate mixing The dolomite continues to mix.
- 4. according to the method for claim 3, it is characterised in that：After adding paraffin oil in a modified pitch, mixed at 110 DEG C~130 DEG C；Mixed after the dolomite is added below 80 DEG C.
- 5. according to the method for claim 1, it is characterised in that：The needle penetration of the straight asphalt is 80~100, and the softening point of the straight asphalt is 42 DEG C~50 DEG C.
- 6. according to the method for claim 1, it is characterised in that：It is defined by the parts by weight of jet printing type rapid hardening rubber asphalt waterproof coating 100, the jet printing type rapid hardening rubber-asphalt waterproof Coating is by the anionic emulsified bitumen for vulcanizing modified rubber of 20~90 parts by weight, the rubber latex and 0.1 of 10~70 parts by weight The additive composition of~10 parts by weight.
- 7. according to the method for claim 6, it is characterised in that：It is described vulcanization modified rubber anionic emulsified bitumen by 70-97 parts by weight anionic emulsified bitumen and 3-30 parts by weight Vulcanization rubber mix after emulsify and form；The pH value of the rapid hardening rubber asphalt waterproof coating is 7~13.5.
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