CN104723652A - Method for preparing and constructing composite coating - Google Patents
Method for preparing and constructing composite coating Download PDFInfo
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- CN104723652A CN104723652A CN201510104536.2A CN201510104536A CN104723652A CN 104723652 A CN104723652 A CN 104723652A CN 201510104536 A CN201510104536 A CN 201510104536A CN 104723652 A CN104723652 A CN 104723652A
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- asphalt waterproof
- rubber asphalt
- waterproof coating
- weight
- coating
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- 238000000576 coating method Methods 0.000 title claims abstract description 117
- 239000011248 coating agent Substances 0.000 title claims abstract description 116
- 239000002131 composite material Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 29
- 239000010426 asphalt Substances 0.000 claims abstract description 113
- 229920001971 elastomer Polymers 0.000 claims abstract description 90
- 238000010276 construction Methods 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 31
- 238000005507 spraying Methods 0.000 claims abstract description 25
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 9
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 9
- 229920002545 silicone oil Polymers 0.000 claims abstract description 6
- 239000000853 adhesive Substances 0.000 claims abstract description 5
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 5
- 229920002521 macromolecule Polymers 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
- 238000000926 separation method Methods 0.000 claims description 26
- 239000005662 Paraffin oil Substances 0.000 claims description 24
- 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 20
- 229920002681 hypalon Polymers 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 20
- 229920001083 polybutene Polymers 0.000 claims description 17
- 239000004636 vulcanized rubber Substances 0.000 claims description 17
- 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 16
- 125000000129 anionic group Chemical group 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 14
- 238000007639 printing Methods 0.000 claims description 13
- 230000004048 modification Effects 0.000 claims description 12
- 238000012986 modification Methods 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 8
- 230000000996 additive effect Effects 0.000 claims description 8
- 238000007569 slipcasting Methods 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 7
- 239000000945 filler Substances 0.000 claims description 6
- 229920000126 latex Polymers 0.000 claims description 6
- 230000035515 penetration Effects 0.000 claims description 3
- 238000004945 emulsification Methods 0.000 claims description 2
- 239000003973 paint Substances 0.000 abstract description 11
- 238000005096 rolling process Methods 0.000 abstract 3
- 238000012856 packing Methods 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 12
- 238000012423 maintenance Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 239000005871 repellent Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000008199 coating composition Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013461 design Methods 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
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010074 rubber mixing Methods 0.000 description 1
- 230000036555 skin type Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention provides a method for preparing and constructing a composite coating. The method comprises a step of preparing uncured rubber asphalt waterproof paint and spray-type quick-setting rubber asphalt waterproof paint, wherein the uncured rubber asphalt waterproof paint is prepared from one-off modified asphalt, paroline and packing; and an isolating layer comprises one or more of a non-woven fabric, high-density polyethylene, silicone oil paper, a macromolecule rolling material, a modified asphalt rolling material and a self-adhesive rolling material. The uncured rubber asphalt waterproof paint is constructed on a construction object in a spraying, blade coating or grouting manner; the isolating layer is spread on the construction object of constructing the uncured rubber asphalt waterproof paint; the spray-type quick-setting rubber asphalt waterproof paint is sprayed after the isolating layer is spread; and the composite coating is composed of the sequentially constructed uncured rubber asphalt waterproof paint, the isolating layer and the spray-type quick-setting rubber asphalt waterproof paint.
Description
Technical field
The present invention relates to field of material technology, particularly relate to a kind of for the preparation of the method with construction composite coating.
Background technology
Uncured rubber asphalt waterproof coating and spraying rapid hardening rubber asphalt waterproof coating are all the novel waterproof materials of very fast two kinds of development at present, after entering Chinese anti-market for water, through development in a few years, all achieve good achievement, market reaction is good, but in some field, a kind of product of independent application can not solve existing anti-water problem completely, relate in particular to the project of keeping in repair, the such as maintenance at high ferro station, the crack repairing of high ferro railway ballast, Treatment Measures to Leakage etc., often need multiple material compound just can reach final effect.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of for the preparation of the method with construction composite coating, to realize better waterproof effect.
In order to solve the problem, the invention discloses a kind of for the preparation of the method with construction composite coating, comprising:
Prepare uncured rubber asphalt waterproof coating and jet printing type rapid hardening rubber asphalt waterproof coating respectively; Wherein, described uncured rubber asphalt waterproof coating is made up of modified pitch, paraffin oil and a filler; Described separation layer comprises non-woven fabrics, high density polyethylene (HDPE), silicone oil paper, one or more in the materials such as macromolecule coiled material, modified bituminous pitch coiled material and self-adhesive coiled material;
Construction object adopts spraying, the mode of blade coating or slip casting constructs described uncured rubber asphalt waterproof coating;
The described construction object of the described uncured rubber asphalt waterproof coating of construction lays described separation layer;
After the described separation layer of laying, spray described jet printing type rapid hardening rubber asphalt waterproof coating, the uncured rubber asphalt waterproof coating of constructing successively, separation layer and spraying rapid hardening rubber asphalt waterproof coating form described composite coating.
Preferably, described filler comprises calcium carbonate and dolomite.
Preferably, described uncured rubber asphalt waterproof coating is made up of the dolomite of a modified pitch of 40 ~ 48% parts by weight, the paraffin oil of 2 ~ 5% parts by weight, the calcium carbonate of 20 ~ 30% parts by weight and 20 ~ 30% parts by weight;
Described uncured rubber asphalt waterproof coating is prepared as follows:
In a described modified pitch, add the mixing of paraffin oil, calcium carbonate and dolomite successively, comprising: in a modified pitch, add described paraffin oil; The mixing of described calcium carbonate is added after adding described paraffin oil; Add described dolomite after adding the mixing of described calcium carbonate and continue mixing.
Preferably,
Add paraffin oil in a described modified pitch after, mix and blend at 110 DEG C ~ 130 DEG C;
Mix and blend below spending at 80 DEG C after adding described dolomite.
Preferably, a described modified pitch is mixed with by direct current pitch, chlorosulfonated polyethylene, dioctyl phthalate and polybutene and forms.
Preferably, the mass ratio of described direct current pitch and described chlorosulfonated polyethylene is (3:2) ~ (6:1);
The mass ratio of described chlorosulfonated polyethylene and described dioctyl phthalate is (1:4) ~ (1:1);
The mass ratio of described dioctyl phthalate and described polybutene is (2:1) ~ (20:3).
Preferably, when preparing a described modified pitch, by described direct current pitch, described chlorosulfonated polyethylene, described dioctyl phthalate and described polybutene mix and blend at the temperature of 130 DEG C ~ 160 DEG C.
Preferably, the needle penetration of described direct current pitch is 80 ~ 100, and the softening point of described direct current pitch is 42 DEG C ~ 50 DEG C.
Preferably, be as the criterion with described jet printing type rapid hardening rubber asphalt waterproof coating 100 weight portion, described jet printing type rapid hardening rubber asphalt waterproof coating is made up of the additive of the anionic emulsified bitumen of the vulcanized rubber modification of 20 ~ 90 weight portions, the rubber latex of 10 ~ 70 weight portions and 0.1 ~ 10 weight portion.
Preferably, the anionic emulsified bitumen of described vulcanized rubber modification is formed by emulsification after the anionic emulsified bitumen of 70-97 weight portion and the vulcanized rubber mixing of 3-30 weight portion;
The pH value of described rapid hardening rubber asphalt waterproof coating is 7 ~ 13.5.
Compared with prior art, the present invention includes following advantage:
This area generally adopts the composite of coiled material and coating as composite, waterproof effect still has to be hoisted, provided by the invention a kind of for the preparation of the method with construction composite coating, by preparing uncured rubber asphalt waterproof coating and spraying rubber asphalt waterproof coating respectively, and further by the uncured rubber asphalt waterproof coating of constructing successively, separation layer and spraying rubber asphalt waterproof coating composition composite coating, due to uncured creep properties and spraying rubber asphalt waterproof coating high resiliency compound after, better water proofing property is possessed compared to general composite coating, some difficult problems of more complicated leakage problems and the high ferro maintenance occurred in underground engineering can be solved, therefore the compound of the two has very high realistic meaning and practical value.
Wherein, the oils contained for avoiding non-cured materials is many, easy meeting swelling spraying rubber-asphalt waterproof film, the application also innovates and proposes to add one deck separation layer between uncured rubber-asphalt coating and spraying rubber asphalt waterproof coating, while the water resistance improving composite coating, also assures that the stability of composite coating.
The spraying rubber asphalt waterproof coating that the embodiment of the present invention adopts is mixed by emulsified asphalt, polymer rubber modifier and additive, the pitch of modified rubber is used to substitute general emulsified asphalt, the waterproof coating made possesses the advantage that physical intensity is high, alkali resistant, stability strong, chemical proofing, heat-resisting cold resistance, sunlight resistance and endurance are strong, possesses more outstanding waterproof quality compared to general water-repellent paint.
Accompanying drawing explanation
Fig. 1 is a kind of flow chart for the preparation of the method with construction composite coating described in the embodiment of the present invention.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Be described in detail below by the realization flow of embodiment to the method for the invention.
With reference to Fig. 1, it illustrates a kind of flow chart for the preparation of the method with construction composite coating described in the embodiment of the present invention, described method specifically can comprise:
Step 101, prepare uncured rubber asphalt waterproof coating and jet printing type rapid hardening rubber asphalt waterproof coating respectively.
Wherein, described uncured rubber asphalt waterproof coating is made up of modified pitch, paraffin oil and a filler, described separation layer can from non-woven fabrics, high density polyethylene (HDPE), macromolecule coiled material, modified bituminous pitch coiled material, one or more compositions of the selection in the materials such as silicone oil paper and self-adhesive coiled material.
Step 102, on construction object, adopt spraying, the mode of blade coating or slip casting constructs described uncured rubber asphalt waterproof coating.
Composite coating is formed by the process of construction to construction object, uncured rubber asphalt waterproof coating of first constructing, and by the mode of spraying, can also pass through blade coating or the mode of slip casting.
Step 103, construction described uncured rubber asphalt waterproof coating described construction object on lay described separation layer.
Construction object is constructed after described uncured rubber asphalt waterproof coating, uncured rubber asphalt waterproof coating lays separation layer further.
Step 104, laying described separation layer after spray described jet printing type rapid hardening rubber asphalt waterproof coating, the uncured rubber asphalt waterproof coating of constructing successively, separation layer and spraying rapid hardening rubber asphalt waterproof coating form described composite coating.
After uncured rubber asphalt waterproof coating lays separation layer further, on separation layer, spray rapid hardening rubber asphalt waterproof coating further, constitute composite coating by the multilayer material of constructing successively.
This area generally adopts the composite of coiled material and coating as composite, waterproof effect still has to be hoisted, provided by the invention a kind of for the preparation of the method with construction composite coating, by preparing uncured rubber asphalt waterproof coating and jet printing type rapid hardening rubber asphalt waterproof coating respectively, and further by the uncured rubber asphalt waterproof coating of constructing successively, separation layer and spraying rapid hardening rubber asphalt waterproof coating composition composite coating, after the high resiliency compound of uncured creep properties and spraying rapid hardening rubber asphalt waterproof coating, better water proofing property is possessed compared to general composite coating, some difficult problems of more complicated leakage problems and the high ferro maintenance occurred in underground engineering can be solved, therefore the compound of the two has very high realistic meaning and practical value.
Wherein, the oils contained for avoiding non-cured materials is many, easy meeting swelling spraying rapid hardening rubber-asphalt waterproof film, the application also innovates and proposes to add one deck separation layer between uncured rubber-asphalt coating and spraying rapid hardening rubber asphalt waterproof coating, while the water resistance improving composite coating, also assures that the stability of composite coating.
In the embodiment of the present invention, preferably, the filler described in described step 101 can comprise calcium carbonate and dolomite.
Further, in the embodiment of the present invention, preferably, described uncured rubber asphalt waterproof coating can be made up of the dolomite of the calcium carbonate of the paraffin oil of of 40 ~ 48% parts by weight time modified pitch, 2 ~ 5% parts by weight, 20 ~ 30% parts by weight and 20 ~ 30% parts by weight.
In the embodiment of the present invention, preferably corresponding, described uncured rubber asphalt waterproof coating can be prepared as follows:
In a described modified pitch, add the mixing of paraffin oil, calcium carbonate and dolomite successively, comprising: in a modified pitch, add described paraffin oil; The mixing of described calcium carbonate is added after adding described paraffin oil; Add described dolomite after adding the mixing of described calcium carbonate and continue mixing.
In the embodiment of the present invention, preferably, add paraffin oil in a described modified pitch after, mix and blend at 110 DEG C ~ 130 DEG C; Mix and blend below spending at 80 DEG C after adding described dolomite.
In the embodiment of the present invention, preferably, a described modified pitch is by direct current pitch, chlorosulfonated polyethylene (Chlorosulfonated Polyethylene, CSM), dioctyl phthalate (DioctylPhthalate, DOP) and polybutene (Polybutene, PB) be mixed with and form.Preferably corresponding, when preparing a described modified pitch, by described direct current pitch, described chlorosulfonated polyethylene, described dioctyl phthalate and described polybutene mix and blend at the temperature of 130 DEG C ~ 160 DEG C.
In the embodiment of the present invention, further preferably, the mass ratio of described direct current pitch and described chlorosulfonated polyethylene is (3:2) ~ (6:1); The mass ratio of described chlorosulfonated polyethylene and described dioctyl phthalate is (1:4) ~ (1:1); The mass ratio of described dioctyl phthalate and described polybutene is (2:1) ~ (20:3), or, direct current pitch: chlorosulfonated polyethylene: 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, preferably, the needle penetration of described direct current pitch is 80 ~ 100, and the softening point of described direct current pitch is 42 DEG C ~ 50 DEG C.
In the embodiment of the present invention, preferably, be as the criterion with described jet printing type rapid hardening rubber asphalt waterproof coating 100 weight portion, described jet printing type rapid hardening rubber asphalt waterproof coating is made up of the additive of the anionic emulsified bitumen of the vulcanized rubber modification of 20 ~ 90 weight portions, the rubber latex of 10 ~ 70 weight portions and 0.1 ~ 10 weight portion.
The rubber asphalt waterproof coating that the embodiment of the present invention adopts is mixed by emulsified asphalt, polymer rubber modifier and additive, the pitch of modified rubber is used to substitute general emulsified asphalt, the waterproof coating made possesses the advantage that physical intensity is high, alkali resistant, stability strong, chemical proofing, heat-resisting cold resistance, sunlight resistance and endurance are strong, possesses more outstanding waterproof quality compared to general water-repellent paint.
In the embodiment of the present invention, preferably, the anionic emulsified bitumen of described vulcanized rubber modification is formed by the anionic emulsified bitumen of 70-97 weight portion and the rubber mix of 3-30 weight portion.
In the embodiment of the present invention, preferably, the pH value of described rapid hardening rubber asphalt waterproof coating is 7 ~ 13.5.
For making those skilled in the art understand the present invention better, illustrate that the present invention is for the preparation of the method with construction composite coating below by way of multiple specific embodiment.
Embodiment 1,
1, uncured rubber asphalt waterproof coating is prepared:
When manufacturing a modified pitch, by direct current pitch (AP-3), chlorosulfonated polyethylene, dioctyl phthalate and polybutene according to AP-3: chlorosulfonated polyethylene: dioctyl phthalate: polybutene is heated to 140 (Celsius) degree after being respectively the part by weight mixing of 15:7:14:4, stirring at low speed 30 minutes, makes a modified pitch.When manufacturing coating film waterproof material with the dolomite of a modified pitch of 40% parts by weight, the paraffin oil of 5% parts by weight, the calcium carbonate of 30% parts by weight and 25% parts by weight, first the paraffin oil of 5% parts by weight is added in a modified pitch of 40% parts by weight, to be about at the temperature that 120 (Celsius) spend stir about 20 minutes.Add the calcium carbonate of 30% parts by weight subsequently, make temperature remain on below 100 (Celsius) degree, stirring at low speed about 30 minutes.Finally add the dolomite of 25% parts by weight, under the temperature conditions of spending lower than 80 (Celsius), low speed stir about 30 minutes, makes uncured rubber asphalt waterproof coating.
2, preparation spraying rapid hardening rubber asphalt waterproof coating:
The anionic emulsified bitumen of vulcanized rubber modification is mixed into by the anionic emulsified bitumen of 70 weight portions and the vulcanized rubber of 30 weight portions.
Described rapid hardening rubber asphalt waterproof coating is made up of the additive of the emulsified asphalt of the vulcanized rubber modification of 90 weight portions, the rubber latex of 10 weight portions and 0.1 weight portion.
3, separation layer is high density polyethylene (HDPE).
4, specific implementation method:
Newly-built underground engineering application: the waterproof of underground engineering is more complicated, because the reason of underground water, also have building structure sedimentation all can bring the risk of percolating water, so the starting point of current Underground Engineering Waterproof Designing is all this 2 point, require the anti-permeability performance that material has possessed, the performance of the anti-settling distortion had, material can stick together with structure is counter, does not change with the upper and lower sedimentation of structure.Specific design is as follows:
After the construction of underground construction bottom cushion is complete, carry out the construction of uncured rubber asphalt waterproof coating, can spraying application, also can knife-coat application, construct complete after, cover separation layer.After separation layer construction is complete, carry out the construction spraying rapid hardening rubber asphalt waterproof coating, two component spray, spray complete after, carry out the construction of building structure, assembling reinforcement, pouring structure concrete, after concrete formation completes, meeting and water-repellent paint bond together completely, form the double-deck water-proof system of continuous print skin-type, guarantee that waterproof is perfectly safe.
Embodiment 2,
1, uncured rubber asphalt waterproof coating is prepared:
When manufacturing a modified pitch, by direct current pitch (AP-3), chlorosulfonated polyethylene, dioctyl phthalate and polybutene according to AP-3: chlorosulfonated polyethylene: dioctyl phthalate: polybutene is heated to 130 (Celsius) degree after being respectively the part by weight mixing of 15:10:20:3, stirring at low speed 30 minutes, makes a modified pitch.When manufacturing coating film waterproof material with the dolomite of a modified pitch of 48% parts by weight, the paraffin oil of 2% parts by weight, the calcium carbonate of 20% parts by weight and 30% parts by weight, first the paraffin oil of 2% parts by weight is added in a modified pitch of 48% parts by weight, to be about at the temperature that 130 (Celsius) spend stir about 20 minutes.Add the calcium carbonate of 20% parts by weight subsequently, make temperature remain on below 100 (Celsius) degree, stirring at low speed about 30 minutes.Finally add the dolomite of 30% parts by weight, low speed stir about 30 minutes under the temperature conditions of spending lower than 80 (Celsius), makes the uncured rubber asphalt waterproof coating in the present invention.
2, preparation spraying rapid hardening rubber asphalt waterproof coating:
The anionic emulsified bitumen of vulcanized rubber modification is mixed into by the anionic emulsified bitumen of 97 weight portions and the vulcanized rubber of 3 weight portions.
Described rapid hardening rubber asphalt waterproof coating is made up of the additive of the emulsified asphalt of the vulcanized rubber modification of 50 weight portions, the rubber latex of 50 weight portions and 5 weight portions.
3, separation layer comprises silicone oil paper.
4, specific implementation method: existing underground structrue engineering maintenance: in existing underground engineering, due to the problem of waterproof construction during building early stage, there is a lot of Seepage, especially in the underground engineering such as subway, seepage is serious, and what have has even had influence on the operation of subway.
Specific construction is as follows: search breakthrough; then to breakthrough punching slip casting; slurry is the uncured rubber asphalt waterproof coating of particular arrangement; after treating slip casting; shutoff slip casting position, meanwhile, increases the protection of separation layer; carry out the construction spraying rapid hardening rubber asphalt waterproof coating afterwards, to reach perfectly safe.
Embodiment 3,
1, uncured rubber asphalt waterproof coating is prepared:
When manufacturing a modified pitch, by direct current pitch (AP-3), chlorosulfonated polyethylene, dioctyl phthalate and polybutene according to AP-3: chlorosulfonated polyethylene: dioctyl phthalate: polybutene is heated to 160 (Celsius) degree after being respectively the part by weight mixing of 25:5:10:5, stirring at low speed 30 minutes, makes a modified pitch.When manufacturing coating film waterproof material with the dolomite of a modified pitch of 45% parts by weight, the paraffin oil of 5% parts by weight, the calcium carbonate of 30% parts by weight and 20% parts by weight, first the paraffin oil of 5% parts by weight is added in a modified pitch of 45% parts by weight, to be about at the temperature that 110 (Celsius) spend stir about 20 minutes.Add the calcium carbonate of 30% parts by weight subsequently, make temperature remain on below 100 (Celsius) degree, stirring at low speed about 30 minutes.Finally add the dolomite of 20% parts by weight, under the temperature conditions of spending lower than 80 (Celsius), low speed stir about 30 minutes, makes the coating film waterproof material in the present invention.
2, preparation spraying rapid hardening rubber asphalt waterproof coating:
The anionic emulsified bitumen of vulcanized rubber modification is mixed into by the anionic emulsified bitumen of 80 weight portions and the vulcanized rubber of 20 weight portions.
Described rapid hardening rubber asphalt waterproof coating is made up of the additive of the emulsified asphalt of the vulcanized rubber modification of 20 weight portions, the rubber latex of 70 weight portions and 10 weight portions.
3, separation layer comprises non-woven fabrics, silicone oil paper and self-adhesive coiled material.
4, specific implementation method: high-speed railway rail crack leaks maintenance: high-speed railway rail pedestal concrete and railway ballast, after use after a while, often occur that the mud formed after crack causes raining is emerged bottom gap, affect the operation of high ferro.
Waterproof repairment way is as follows: first clear up the foreign material in gap, then in gap, uncured rubber asphalt waterproof coating is injected by Grouting Pipe, after slip casting completes, isolate with separation layer, and be laid in basic unit, then spray rubber asphalt waterproof coating, after having constructed, namely complete the maintenance in crack.
Above to provided by the present invention a kind of for the preparation of with construction composite coating method be described in detail, apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1., for the preparation of the method with construction composite coating, it is characterized in that, comprising:
Prepare uncured rubber asphalt waterproof coating and jet printing type rapid hardening rubber asphalt waterproof coating respectively; Wherein, described uncured rubber asphalt waterproof coating is made up of modified pitch, paraffin oil and a filler; Separation layer comprises non-woven fabrics, high density polyethylene (HDPE), silicone oil paper, one or more in the materials such as macromolecule coiled material, modified bituminous pitch coiled material and self-adhesive coiled material;
Construction object adopts spraying, the mode of blade coating or slip casting constructs described uncured rubber asphalt waterproof coating;
The described construction object of the described uncured rubber asphalt waterproof coating of construction lays described separation layer;
After the described separation layer of laying, spray described jet printing type rapid hardening rubber asphalt waterproof coating, the uncured rubber asphalt waterproof coating of constructing successively, separation layer and spraying rapid hardening rubber asphalt waterproof coating form described composite coating.
2. method according to claim 1, is characterized in that, described filler comprises calcium carbonate and dolomite.
3. method according to claim 1, it is characterized in that, described uncured rubber asphalt waterproof coating is made up of the dolomite of a modified pitch of 40 ~ 48% parts by weight, the paraffin oil of 2 ~ 5% parts by weight, the calcium carbonate of 20 ~ 30% parts by weight and 20 ~ 30% parts by weight;
Described uncured rubber asphalt waterproof coating is prepared as follows:
In a described modified pitch, add the mixing of paraffin oil, calcium carbonate and dolomite successively, comprising: in a modified pitch, add described paraffin oil; The mixing of described calcium carbonate is added after adding described paraffin oil; Add described dolomite after adding the mixing of described calcium carbonate and continue mixing.
4. method according to claim 3, is characterized in that:
Add paraffin oil in a described modified pitch after, mix and blend at 110 DEG C ~ 130 DEG C;
Mix and blend below spending at 80 DEG C after adding described dolomite.
5. method according to claim 1, is characterized in that:
A described modified pitch is mixed with by direct current pitch, chlorosulfonated polyethylene, dioctyl phthalate and polybutene and forms.
6. method according to claim 5, is characterized in that:
The mass ratio of described direct current pitch and described chlorosulfonated polyethylene is (3:2) ~ (6:1);
The mass ratio of described chlorosulfonated polyethylene and described dioctyl phthalate is (1:4) ~ (1:1);
The mass ratio of described dioctyl phthalate and described polybutene is (2:1) ~ (20:3).
7. method according to claim 5, is characterized in that:
When preparing a described modified pitch, by described direct current pitch, described chlorosulfonated polyethylene, described dioctyl phthalate and described polybutene mix and blend at the temperature of 130 DEG C ~ 160 DEG C.
8. method according to claim 5, is characterized in that:
The needle penetration of described direct current pitch is 80 ~ 100, and the softening point of described direct current pitch is 42 DEG C ~ 50 DEG C.
9. method according to claim 1, is characterized in that:
Be as the criterion with described jet printing type rapid hardening rubber asphalt waterproof coating 100 weight portion, described jet printing type rapid hardening rubber asphalt waterproof coating is made up of the additive of the anionic emulsified bitumen of the vulcanized rubber modification of 20 ~ 90 weight portions, the rubber latex of 10 ~ 70 weight portions and 0.1 ~ 10 weight portion.
10. method according to claim 9, is characterized in that:
The anionic emulsified bitumen of described vulcanized rubber modification mixes rear emulsification by the anionic emulsified bitumen of 70-97 weight portion and the vulcanized rubber of 3-30 weight portion and forms;
The pH value of described rapid hardening rubber asphalt waterproof coating is 7 ~ 13.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104536.2A CN104723652B (en) | 2015-03-10 | 2015-03-10 | A kind of method for the composite coating for preparing and construct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104536.2A CN104723652B (en) | 2015-03-10 | 2015-03-10 | A kind of method for the composite coating for preparing and construct |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104723652A true CN104723652A (en) | 2015-06-24 |
| CN104723652B CN104723652B (en) | 2018-02-09 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108610756A (en) * | 2017-01-17 | 2018-10-02 | 贵州维修大师科技有限公司 | A kind of hyalomitome response type Self-adhesive waterproof material |
| CN113444452A (en) * | 2021-05-31 | 2021-09-28 | 大禹伟业(北京)国际科技有限公司 | Construction method of composite waterproof layer for building structural engineering |
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| JPS5230014A (en) * | 1975-09-01 | 1977-03-07 | Okuyama Kakougiyou Kk | Waterproofing method and waterproof material |
| CN102031002A (en) * | 2010-12-22 | 2011-04-27 | 北京东方雨虹防水技术股份有限公司 | Non-cured asphalt mastic |
| CN104251140A (en) * | 2014-09-03 | 2014-12-31 | 大禹伟业(北京)国际科技有限公司 | Composite waterproof layer for underground construction and manufacturing and construction method thereof |
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| JPS5230014A (en) * | 1975-09-01 | 1977-03-07 | Okuyama Kakougiyou Kk | Waterproofing method and waterproof material |
| CN102031002A (en) * | 2010-12-22 | 2011-04-27 | 北京东方雨虹防水技术股份有限公司 | Non-cured asphalt mastic |
| CN104251140A (en) * | 2014-09-03 | 2014-12-31 | 大禹伟业(北京)国际科技有限公司 | Composite waterproof layer for underground construction and manufacturing and construction method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108610756A (en) * | 2017-01-17 | 2018-10-02 | 贵州维修大师科技有限公司 | A kind of hyalomitome response type Self-adhesive waterproof material |
| CN113444452A (en) * | 2021-05-31 | 2021-09-28 | 大禹伟业(北京)国际科技有限公司 | Construction method of composite waterproof layer for building structural engineering |
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