CN110423556A - A kind of bridge deck water-proof adhesive layer and its application method with high shear strength - Google Patents
A kind of bridge deck water-proof adhesive layer and its application method with high shear strength Download PDFInfo
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- CN110423556A CN110423556A CN201910756725.6A CN201910756725A CN110423556A CN 110423556 A CN110423556 A CN 110423556A CN 201910756725 A CN201910756725 A CN 201910756725A CN 110423556 A CN110423556 A CN 110423556A
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- 239000012790 adhesive layer Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 69
- 239000010426 asphalt Substances 0.000 claims abstract description 53
- 239000003822 epoxy resin Substances 0.000 claims abstract description 43
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 43
- 229920001971 elastomer Polymers 0.000 claims abstract description 42
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- 239000000839 emulsion Substances 0.000 claims abstract description 21
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 13
- LDVVTQMJQSCDMK-UHFFFAOYSA-N 1,3-dihydroxypropan-2-yl formate Chemical compound OCC(CO)OC=O LDVVTQMJQSCDMK-UHFFFAOYSA-N 0.000 claims abstract description 12
- -1 alkyl phenol Chemical compound 0.000 claims abstract description 12
- 229920000056 polyoxyethylene ether Polymers 0.000 claims abstract description 12
- 229940051841 polyoxyethylene ether Drugs 0.000 claims abstract description 12
- 239000000843 powder Substances 0.000 claims abstract description 12
- 239000011863 silicon-based powder Substances 0.000 claims abstract description 10
- 238000004945 emulsification Methods 0.000 claims abstract description 4
- 230000001070 adhesive effect Effects 0.000 claims description 40
- 239000000853 adhesive Substances 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 30
- 239000003795 chemical substances by application Substances 0.000 claims description 22
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 21
- 238000004078 waterproofing Methods 0.000 claims description 21
- 230000037452 priming Effects 0.000 claims description 20
- 239000003995 emulsifying agent Substances 0.000 claims description 16
- 238000010008 shearing Methods 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 15
- 238000013019 agitation Methods 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 14
- 239000011295 pitch Substances 0.000 claims description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- 239000011398 Portland cement Substances 0.000 claims description 10
- 239000006071 cream Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 9
- GYZLOYUZLJXAJU-UHFFFAOYSA-N diglycidyl ether Chemical compound C1OC1COCC1CO1 GYZLOYUZLJXAJU-UHFFFAOYSA-N 0.000 claims description 9
- 239000012948 isocyanate Substances 0.000 claims description 7
- 239000006210 lotion Substances 0.000 claims description 7
- LHIJANUOQQMGNT-UHFFFAOYSA-N aminoethylethanolamine Chemical compound NCCNCCO LHIJANUOQQMGNT-UHFFFAOYSA-N 0.000 claims description 5
- 238000005422 blasting Methods 0.000 claims description 5
- 238000010790 dilution Methods 0.000 claims description 5
- 239000012895 dilution Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 5
- 238000005498 polishing Methods 0.000 claims description 5
- 239000000243 solution Substances 0.000 claims description 5
- 238000005491 wire drawing Methods 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 239000004816 latex Substances 0.000 claims description 2
- 229920000126 latex Polymers 0.000 claims description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims 3
- 150000002148 esters Chemical class 0.000 claims 2
- HSDVRWZKEDRBAG-UHFFFAOYSA-N 2-[1-(oxiran-2-ylmethoxy)hexoxymethyl]oxirane Chemical compound C1OC1COC(CCCCC)OCC1CO1 HSDVRWZKEDRBAG-UHFFFAOYSA-N 0.000 claims 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- 235000009508 confectionery Nutrition 0.000 claims 1
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 238000006731 degradation reaction Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000004132 cross linking Methods 0.000 abstract description 3
- 229920005989 resin Polymers 0.000 abstract description 3
- 239000011347 resin Substances 0.000 abstract description 3
- 239000002202 Polyethylene glycol Substances 0.000 description 12
- 229920001223 polyethylene glycol Polymers 0.000 description 12
- 239000010410 layer Substances 0.000 description 8
- 239000004568 cement Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000035882 stress Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- DCKVNWZUADLDEH-UHFFFAOYSA-N sec-butyl acetate Chemical compound CCC(C)OC(C)=O DCKVNWZUADLDEH-UHFFFAOYSA-N 0.000 description 4
- VYZAHLCBVHPDDF-UHFFFAOYSA-N Dinitrochlorobenzene Chemical compound [O-][N+](=O)C1=CC=C(Cl)C([N+]([O-])=O)=C1 VYZAHLCBVHPDDF-UHFFFAOYSA-N 0.000 description 3
- HSRJKNPTNIJEKV-UHFFFAOYSA-N Guaifenesin Chemical compound COC1=CC=CC=C1OCC(O)CO HSRJKNPTNIJEKV-UHFFFAOYSA-N 0.000 description 3
- 238000001723 curing Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- LOTKRQAVGJMPNV-UHFFFAOYSA-N 1-fluoro-2,4-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC=C(F)C([N+]([O-])=O)=C1 LOTKRQAVGJMPNV-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- BFCFYVKQTRLZHA-UHFFFAOYSA-N 1-chloro-2-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1Cl BFCFYVKQTRLZHA-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 230000003487 anti-permeability effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 125000002462 isocyano group Chemical group *[N+]#[C-] 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D195/00—Coating compositions based on bituminous materials, e.g. asphalt, tar, pitch
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/083—Waterproofing of bridge decks; Other insulations for bridges, e.g. thermal ; Bridge deck surfacings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Inorganic Chemistry (AREA)
- Architecture (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Road Paving Structures (AREA)
- Bridges Or Land Bridges (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The present invention is specially a kind of bridge deck water-proof adhesive layer and its application method with high shear strength, solves the problems, such as that existing bridge deck water-proof adhesive layer has more difficult emulsification using rubber asphalt and is difficult to be crosslinked with watersoluble modified resin.A kind of bridge deck water-proof adhesive layer with high shear strength, is grouped as by the group of following mass fraction: 30-35 parts of emulsified rubber asphalt；20-25 parts of self-emulsifying epoxy resin emulsion；5 parts of alkyl phenol polyoxyethylene ether；2 parts of monoglyceride；35-40 parts of water；20-25 parts of silicon powder.The present invention realizes the cross-linking reaction of epoxy resin and rubber asphalt, forms it into the cross-linked structure of an one；And promote the degradation of waste rubber powder；Extend the demulsification time simultaneously, increases operable time.
Description
Technical field
The present invention relates to bridge deck water-proof field, specially a kind of bridge deck water-proof adhesive layer with high shear strength and its make
Use method.
Background technique
With the development of China's highway, the highway of east developed regions is created and is basically completed on a large scale,
The mountain areas infrastructure such as central and west regions has welcome life and opportunity.
In the bridge of newly-built highway, mostly based on Cement Concrete concrete-bridge, this type bridge bearing is good, builds
It is at low cost, weather-proof excellent durability.But in the use process of highway, often there is bridge floor asphalt and push away
It moves, gather around the diseases such as packet, transverse crack, this is mainly due to the asphalt of the cement concrete constructions of bridge and bridge floor is this
Lack the excessive layer of strong effective stress transfer between inorganic and organic structure sheaf.
Bridge deck water-proof tack coat material or synchronous surface dressing structure are mainly used in more effective method at present, but
It is whether bridge deck water-proof tack coat or synchronous surface dressing, using pitch as main adhesive.Common bridge deck water-proof
Mainly based on SBR latex modified emulsifying asphalt, heated bitumen or asphalt felt, the main stress of this types of material passes adhesive layer
The cementability from pitch and asphalt layer and bridge surface cement concrete face between straight is passed, shearing strength is low, and pitch is mixed
Close charge level layer due between building stones mutual extrusion form, often occurring stress that asphaltic road-mix surface course is received in use process cannot
Bridge floor is effectively descended by bridge deck water-proof tack coat, surface mixture is caused to gather around packet passage.
Synchronous pavement surface dressing generally uses modified pitch especially most commonly seen with rubber asphalt, and this kind of form of construction work is excellent
Point be to improve conventional bridge deck water-proof tack coat adhesion strength, anti-permeability performance is also promoted, but this kind of crushed stone sealing with
Active force between asphaltic road-mix surface course is mainly the construction depth for utilizing rubble to be formed, so that shape when bituminous mixture laying
At the occlusion structure with rubble interlocking.However it is substantially still to transmit answering for asphaltic road-mix surface course by adhesive
Power, and it is then used rubber asphalt that used adhesive, which is, and the shearing strength of rubber asphalt is still smaller, especially
Midwest etc. with the energy transport based on heavy traffic area, meet and big go up a slope or when long descending, cannot play more effective
Stress transfer so that asphalt surface course is stripped cracking.
Summary of the invention
The present invention in order to solve existing bridge deck water-proof adhesive layer using rubber asphalt exist it is more difficult emulsification and be difficult to it is aqueous
The problem of modified resin is crosslinked, provides a kind of bridge deck water-proof adhesive layer and its application method with high shear strength.
The present invention is achieved by the following technical scheme: a kind of bridge deck water-proof adhesive layer with high shear strength, is
It is grouped as by the group of following mass fraction: 30-35 parts of emulsified rubber asphalt；20-25 parts of self-emulsifying epoxy resin emulsion；Alkyl
5 parts of phenol polyethenoxy ether；2 parts of monoglyceride；35-40 parts of water；20-25 parts of silicon powder.
The addition of alkyl phenol polyoxyethylene ether and monoglyceride improves emulsified rubber asphalt and self-emulsifying epoxy resin emulsion
Intersolubility, extending can the construction time.Overcome existing bridge deck water-proof adhesive layer using rubber asphalt exist it is more difficult emulsification and
It is difficult to the problem of being crosslinked with watersoluble modified resin.
A kind of application method of the bridge deck water-proof adhesive layer with high shear strength, using following steps: rubber a, will be emulsified
Alkyl phenol polyoxyethylene ether and monoglyceride are added after glue pitch and self-emulsifying epoxy resin emulsion are miscible, addition water is adjusted to viscosity
Range is 500-1500 mPas, obtains water-proof tack coat adhesive；B, Shot Blasting is dusted to convex to bridge floor working face
The place polishing risen is levelling, weighs a certain amount of water-proof tack coat adhesive, adds water and portland cement, water and water-proof binding
The mass parts ratio of layer adhesive is 1:2-1:3, matter of the sum of the water in water and water-proof tack coat adhesive with portland cement
Amount portion rate is 0.45:1-0.6:1, to repairing at hollow after mix is uniform；C, a certain amount of water-proof tack coat glue is weighed
Glutinous agent, the silicon powder that addition mass percent is 10%-15%, addition water make water-proof tack coat adhesive range of viscosities 500-
1500mPas obtains bridge deck water-proof tack coat priming coat waterproofing agent；D, construction working face cleaned up and after dry tack free,
Twice of waterproofing agent of bridge deck water-proof tack coat priming coat of sprinkling, each time quantity for spray are 0.15-0.20kg/m2；E, to bridge deck water-proof
After adhesive layer priming coat waterproofing agent is dry, continue to add mass fraction in a certain amount of water-proof tack coat adhesive to be 35-40
The water of part is stirred dilution, is then sprayed at bridge deck water-proof tack coat priming coat waterproofing agent surface, and every time fountain height is 0.20-
0.25 kg/m2, spray the bridge deck water-proof tack coat for completing that there is high shear strength afterwards twice.
The preparation method of emulsified rubber asphalt uses following steps: a, mass fraction being added for 20 parts of 150 mesh rubber powders
Into autoclave, the 2,4-dinitrochlorobenzene that mass fraction is 1-1.5 parts is then added, reaction kettle is heated to 160-165 DEG C,
Shear agitation is carried out using the high-speed shearing machine of 3000-5000rpm, adjustment reactor pressure is 0.5-1MPa；B, according to quality
Number is the charging rate of 1 part/h, is added 2 part 2,2 '-dibenzoyl amido diphenyl disulfides react 3h；C, quality is added
Number is that 100 parts of 90# pitches react 2h；D, temperature of reaction kettle is reduced to 90-95 DEG C, and pressure is adjusted to 0.1MPa, and quality is added
The sec-butyl acetate that number is 5-10 parts continues shear agitation 15min；E, mass fraction is added and splits quick-setting asphalt slowly for 10-15 parts
Emulsifier continues to shear 30min, and the n-butyric acie that mass fraction is 5-8 parts is then added, and continues to shear 15min；F, adjustment shearing
Speed is 10000-12000 rpm, and 80 DEG C of water that mass fraction is 120 parts are added, and adding water speed is 2-3 parts/min, until upper
It states reaction system and phase reversal occurs, after becoming dark brown lotion by dark thick shape wire drawing shape liquid, adjustment shear velocity is
3000-5000rpm, shear agitation 15min, then cools to room temperature.
Improve the reactivity of waste rubber powder using 2,4-dinitrochlorobenzene, using desulfurization technology by shoddy part
Degradation, thereby reduces the viscosity of rubber asphalt, then prepares emulsified rubber asphalt using phase inversion, compared to traditional
It directly emulsifies, prepared emulsified rubber asphalt emulsion size is more uniform, facilitates emulsified rubber asphalt and self-emulsifying epoxy
Resin forms uniform stable emulsion.
The preparation method of self-emulsifying epoxy resin emulsion uses following steps: a, weighing mass fraction as 104 parts of N- ammonia
Ehtylethanolamine is added in reaction kettle, and adjustment temperature of reaction kettle is 60-65 DEG C, the nitrogen under the mixing speed of 1000-1500rpm
Gas shielded, pressure 0.1MPa, the polyethyleneglycol diglycidylether and mass fraction that dropwise addition mass fraction is 277 parts are 223
The epoxy resin E44 mixed liquor of part reacts 2h, until solution becomes light yellow transparent liquid, rate of addition is 5 parts/min；B, add
Enter mass fraction and be 590 parts of water, and it is that 10 parts of n-butyric acies stir 30min that mass fraction, which is added,；C, temperature of reaction kettle is reduced extremely
30 DEG C, the epoxy resin E44 that mass fraction is 427 parts and the toluene di-isocyanate(TDI) stirring that mass fraction is 40 parts is added, directly
Become milky cream liquid to liquid；D, the water that addition mass fraction is 400 parts stirs, and adding water speed is 20 parts/min, directly
Become uniform milky emulsion to liquid.
For toluene di-isocyanate(TDI) other than it can participate in epoxy resin cure reaction, isocyano can also be in certain journey
So that the rubber asphalt generation after degradation is local vulcanized on degree, rubber asphalt can be made locally to crosslink with epoxy resin, made
It obtains rubber asphalt and epoxy resin forms space cross-linked network structure, improve the globality of adhesive, further decrease two kinds
Stress between material, so that system elongation at break increases, ductility improves, fatigue durability enhancing, shearing strength is arrived
It is obviously improved；In addition, introducing N- aminoethyl ethanolamine and the polyethyleneglycol diglycidylether with good ductility, slow down
While curing rate, so that there is good flexibility after epoxy resin cure, epoxy resin and rubber asphalt are alleviated
Between the big problem of stress difference.
The molecular weight of polyethyleneglycol diglycidylether is 554, and the molecular weight of epoxy resin E44 is 427.
Polyethyleneglycol diglycidylether molecular weight appropriate can not only lose cross linking of epoxy resin density but also can have
The viscosity of the reduction lotion of effect and the elongation at break for promoting solidfied material.
Slowly it splits quick-setting asphalt emulsifier and quick-setting asphalt emulsifier is split using BH-MK type slowly.
It is fatty amines curing agent that BH-MK type splits quick-setting asphalt emulsifier slowly, can be had with self-emulsifying epoxy resin emulsion
Good interaction.
The invention has the following beneficial effects:
1, shearing strength is high, elongation at break is high, ductility is good, has good fatigue performance, and adhesion strength is high, it is not easy to
It generates bridge floor and gathers around packet and passage；
2, polyethylene glycol diglycidyl polyethers and toluene di-isocyanate(TDI) are introduced, while improving epoxy resin ductility, is realized
The cross-linking reaction of epoxy resin and rubber asphalt forms it into the cross-linked structure of an one；
3, the stronger electronegativity of 2,4-dinitrochlorobenzene facilitates the reactivity for improving waste rubber powder, promotes waste rubber powder
Degradation；
4, alkyl phenol polyoxyethylene ether and monoglyceride are amphiphilic, facilitate the surface energy for reducing by two kinds of lotions, improve two kinds of creams
The storage stability of liquid extends the demulsification time, increases operable time.
Specific embodiment
Embodiment 1
A kind of bridge deck water-proof adhesive layer with high shear strength, is grouped as by the group of following mass fraction: emulsified rubber drip
It is 30 parts green；20 parts of self-emulsifying epoxy resin emulsion；5 parts of alkyl phenol polyoxyethylene ether；2 parts of monoglyceride；35 parts of water；Silicon is micro-
20 parts of powder.
A kind of application method of the bridge deck water-proof adhesive layer with high shear strength, using following steps:
A, by the miscible rear addition alkyl phenol polyoxyethylene ether of emulsified rubber asphalt and self-emulsifying epoxy resin emulsion and monoglyceride, add
Adding water to be adjusted to viscosity is 500mPas, obtains water-proof tack coat adhesive；
B, to bridge floor working face be dusted Shot Blasting to protrusion place polishing it is levelling, weigh a certain amount of water-proof tack coat
The mass parts ratio of adhesive, addition water and portland cement, water and water-proof tack coat adhesive is 1:2, water and water-proof binding
The mass parts ratio of the sum of water and portland cement in layer adhesive is 0.45:1, to repairing at hollow after mix is uniform
It mends；
C, a certain amount of water-proof tack coat adhesive, the silicon powder that addition mass percent is 10% are weighed, addition water makes waterproof
Adhesive layer adhesive range of viscosities is 500mPas, obtains bridge deck water-proof tack coat priming coat waterproofing agent；
D, construction working face cleaned up and after dry tack free, sprays twice of waterproofing agent of bridge deck water-proof tack coat priming coat, often
A time quantity for spray is 0.15kg/m2；
E, after bridge deck water-proof tack coat priming coat waterproofing agent is dry, continue to add in a certain amount of water-proof tack coat adhesive
Mass fraction is that 35 parts of water is stirred dilution, is then sprayed at bridge deck water-proof tack coat priming coat waterproofing agent surface, every time
Fountain height is 0.20kg/m2, spray the bridge deck water-proof tack coat for completing that there is high shear strength afterwards twice.
The preparation method of emulsified rubber asphalt uses following steps:
A, the 150 mesh rubber powders that mass fraction is 20 parts are added in autoclave, 2, the 4- bis- that mass fraction is 1 part is then added
Reaction kettle is heated to 160 DEG C by nitro-chlorobenzene, is carried out shear agitation using the high-speed shearing machine of 3000rpm, is adjusted reaction kettle pressure
Power is 0.5MPa；
B, the charging rate for being 1 part/h according to mass fraction is added 2 part 2, and 2 '-dibenzoyl amido diphenyl disulfides are anti-
Answer 3h；
C, it is that 100 parts of 90# pitches react 2h that mass fraction, which is added,；
D, temperature of reaction kettle is reduced to 90 DEG C, and pressure is adjusted to 0.1MPa, and the sec-butyl acetate that mass fraction is 5 parts is added and continues
Shear agitation 15min；
E, it is that 10 parts of slow quick-setting asphalt emulsifiers that split continue to shear 30min that mass fraction, which is added, and it is 5 parts that mass fraction, which is then added,
N-butyric acie, continue shear 15min；
F, adjustment shear velocity is 10000rpm, and 80 DEG C of water that mass fraction is 120 parts are added, and adding water speed is 2 parts/min, directly
Phase reversal occurs to above-mentioned reaction system, after becoming dark brown lotion by dark thick shape wire drawing shape liquid, adjusts shear velocity
It is then cooled to room temperature for 3000rpm, shear agitation 15min.
The preparation method of self-emulsifying epoxy resin emulsion uses following steps:
A, the N- aminoethyl ethanolamine that mass fraction is 104 parts is weighed to be added in reaction kettle, adjustment temperature of reaction kettle is 60 DEG C,
The nitrogen protection under the mixing speed of 1000rpm, pressure 0.1MPa are added dropwise the polyethylene glycol two that mass fraction is 277 parts and contract
The epoxy resin E44 mixed liquor that water glycerin ether and mass fraction are 223 parts reacts 2h, until solution becomes pale yellow transparent liquid
Body, rate of addition are 5 parts/min；
B, mass fraction is added and is 590 parts of water, and it is that 10 parts of n-butyric acies stir 30min that mass fraction, which is added,；
C, temperature of reaction kettle is reduced to 30 DEG C, and the epoxy resin E44 and mass fraction that addition mass fraction is 427 parts are 40 parts
Toluene di-isocyanate(TDI) stirring, until liquid becomes milky cream liquid；
D, the water that addition mass fraction is 400 parts stirs, and adding water speed is 20 parts/min, until liquid becomes uniform milky cream
Liquid.
The molecular weight of polyethyleneglycol diglycidylether is 554, and the molecular weight of epoxy resin E44 is 427.
Slowly it splits quick-setting asphalt emulsifier and quick-setting asphalt emulsifier is split using BH-MK type slowly.
Embodiment 2
A kind of bridge deck water-proof adhesive layer with high shear strength, is grouped as by the group of following mass fraction: emulsified rubber drip
It is 35 parts green；25 parts of self-emulsifying epoxy resin emulsion；5 parts of alkyl phenol polyoxyethylene ether；2 parts of monoglyceride；40 parts of water；Silicon is micro-
25 parts of powder.
A kind of application method of the bridge deck water-proof adhesive layer with high shear strength, using following steps:
A, by the miscible rear addition alkyl phenol polyoxyethylene ether of emulsified rubber asphalt and self-emulsifying epoxy resin emulsion and monoglyceride, add
Adding water to be adjusted to range of viscosities is 1500 mPas, obtains water-proof tack coat adhesive；
B, to bridge floor working face be dusted Shot Blasting to protrusion place polishing it is levelling, weigh a certain amount of water-proof tack coat
The mass parts ratio of adhesive, addition water and portland cement, water and water-proof tack coat adhesive is 1:3, water and water-proof binding
The mass parts ratio of the sum of water and portland cement in layer adhesive is 0.6:1, to repairing at hollow after mix is uniform；
C, a certain amount of water-proof tack coat adhesive, the silicon powder that addition mass percent is 15% are weighed, addition water makes waterproof
Adhesive layer adhesive range of viscosities is 1500mPas, obtains bridge deck water-proof tack coat priming coat waterproofing agent；
D, construction working face cleaned up and after dry tack free, sprays twice of waterproofing agent of bridge deck water-proof tack coat priming coat, often
A time quantity for spray is 0.20kg/m2；
E, after bridge deck water-proof tack coat priming coat waterproofing agent is dry, continue to add in a certain amount of water-proof tack coat adhesive
Mass fraction is that 40 parts of water is stirred dilution, is then sprayed at bridge deck water-proof tack coat priming coat waterproofing agent surface, every time
Fountain height is 0.25 kg/m2, spray the bridge deck water-proof tack coat for completing that there is high shear strength afterwards twice.
The preparation method of emulsified rubber asphalt uses following steps:
A, the 150 mesh rubber powders that mass fraction is 20 parts are added in autoclave, 2,4- that mass fraction is 1.5 parts is then added
Reaction kettle is heated to 165 DEG C by dinitrofluorobenzene, is carried out shear agitation using the high-speed shearing machine of 5000rpm, is adjusted reaction kettle
Pressure is 1MPa；
B, the charging rate for being 1 part/h according to mass fraction is added 2 part 2, and 2 '-dibenzoyl amido diphenyl disulfides are anti-
Answer 3h；
C, it is that 100 parts of 90# pitches react 2h that mass fraction, which is added,；
D, reduce temperature of reaction kettle to 95 DEG C, pressure is adjusted to 0.1MPa, be added sec-butyl acetate that mass fraction is 10 parts after
Continuous shear agitation 15min；
E, it is that 15 parts of slow quick-setting asphalt emulsifiers that split continue to shear 30min that mass fraction, which is added, and it is 8 parts that mass fraction, which is then added,
N-butyric acie, continue shear 15min；
F, adjustment shear velocity is 12000 rpm, and 80 DEG C of water that mass fraction is 120 parts are added, and adding water speed is 3 parts/min,
Until phase reversal occurs for above-mentioned reaction system, and after becoming dark brown lotion by dark thick shape wire drawing shape liquid, adjustment shearing speed
Degree is 5000rpm, and shear agitation 15min is then cooled to room temperature.
The preparation method of self-emulsifying epoxy resin emulsion uses following steps:
A, the N- aminoethyl ethanolamine that mass fraction is 104 parts is weighed to be added in reaction kettle, adjustment temperature of reaction kettle is 65 DEG C,
The nitrogen protection under the mixing speed of 1500rpm, pressure 0.1MPa are added dropwise the polyethylene glycol two that mass fraction is 277 parts and contract
The epoxy resin E44 mixed liquor that water glycerin ether and mass fraction are 223 parts reacts 2h, until solution becomes pale yellow transparent liquid
Body, rate of addition are 5 parts/min；
B, mass fraction is added and is 590 parts of water, and it is that 10 parts of n-butyric acies stir 30min that mass fraction, which is added,；
C, temperature of reaction kettle is reduced to 30 DEG C, and the epoxy resin E44 and mass fraction that addition mass fraction is 427 parts are 40 parts
Toluene di-isocyanate(TDI) stirring, until liquid becomes milky cream liquid；
D, the water that addition mass fraction is 400 parts stirs, and adding water speed is 20 parts/min, until liquid becomes uniform milky cream
Liquid.
The molecular weight of polyethyleneglycol diglycidylether is 554, and the molecular weight of epoxy resin E44 is 427.
Slowly it splits quick-setting asphalt emulsifier and quick-setting asphalt emulsifier is split using BH-MK type slowly.
Embodiment 3
A kind of bridge deck water-proof adhesive layer with high shear strength, is grouped as by the group of following mass fraction: emulsified rubber drip
It is 31 parts green；22 parts of self-emulsifying epoxy resin emulsion；5 parts of alkyl phenol polyoxyethylene ether；2 parts of monoglyceride；39 parts of water；Silicon is micro-
24 parts of powder.
A kind of application method of the bridge deck water-proof adhesive layer with high shear strength, using following steps:
A, by the miscible rear addition alkyl phenol polyoxyethylene ether of emulsified rubber asphalt and self-emulsifying epoxy resin emulsion and monoglyceride, add
Adding water to be adjusted to range of viscosities is 968 mPas, obtains water-proof tack coat adhesive；
B, to bridge floor working face be dusted Shot Blasting to protrusion place polishing it is levelling, weigh a certain amount of water-proof tack coat
The mass parts ratio of adhesive, addition water and portland cement, water and water-proof tack coat adhesive is 1:2.2, and water and waterproof are viscous
The mass parts ratio for tying the sum of water and portland cement in layer adhesive is 0.48:1, to repairing at hollow after mix is uniform
It mends；
C, a certain amount of water-proof tack coat adhesive, the silicon powder that addition mass percent is 12% are weighed, addition water makes waterproof
Adhesive layer adhesive range of viscosities is 968mPas, obtains bridge deck water-proof tack coat priming coat waterproofing agent；
D, construction working face cleaned up and after dry tack free, sprays twice of waterproofing agent of bridge deck water-proof tack coat priming coat, often
A time quantity for spray is 0.18kg/m2；
E, after bridge deck water-proof tack coat priming coat waterproofing agent is dry, continue to add in a certain amount of water-proof tack coat adhesive
Mass fraction is that 36 parts of water is stirred dilution, is then sprayed at bridge deck water-proof tack coat priming coat waterproofing agent surface, every time
Fountain height is 0.23 kg/m2, spray the bridge deck water-proof tack coat for completing that there is high shear strength afterwards twice.
The preparation method of emulsified rubber asphalt uses following steps:
A, the 150 mesh rubber powders that mass fraction is 20 parts are added in autoclave, 2,4- that mass fraction is 1.1 parts is then added
Reaction kettle is heated to 162 DEG C by dinitrofluorobenzene, is carried out shear agitation using the high-speed shearing machine of 3450rpm, is adjusted reaction kettle
Pressure is 0.9MPa；
B, the charging rate for being 1 part/h according to mass fraction is added 2 part 2, and 2 '-dibenzoyl amido diphenyl disulfides are anti-
Answer 3h；
C, it is that 100 parts of 90# pitches react 2h that mass fraction, which is added,；
D, temperature of reaction kettle is reduced to 92 DEG C, and pressure is adjusted to 0.1MPa, and the sec-butyl acetate that mass fraction is 8 parts is added and continues
Shear agitation 15min；
E, it is that 11 parts of slow quick-setting asphalt emulsifiers that split continue to shear 30min that mass fraction, which is added, and it is 7 parts that mass fraction, which is then added,
N-butyric acie, continue shear 15min；
F, adjustment shear velocity is 11350 rpm, and it is 120 parts of 80 DEG C of water that mass fraction, which is added, add water speed be 2.6 parts/
Min, until phase reversal occurs for above-mentioned reaction system, after becoming dark brown lotion by dark thick shape wire drawing shape liquid, adjustment is cut
Cutting speed degree is 3450rpm, and shear agitation 15min is then cooled to room temperature.
The preparation method of self-emulsifying epoxy resin emulsion uses following steps:
A, the N- aminoethyl ethanolamine that mass fraction is 104 parts is weighed to be added in reaction kettle, adjustment temperature of reaction kettle is 62 DEG C,
The nitrogen protection under the mixing speed of 13850rpm, pressure 0.1MPa are added dropwise the polyethylene glycol two that mass fraction is 277 parts and contract
The epoxy resin E44 mixed liquor that water glycerin ether and mass fraction are 223 parts reacts 2h, until solution becomes pale yellow transparent liquid
Body, rate of addition are 5 parts/min；
B, mass fraction is added and is 590 parts of water, and it is that 10 parts of n-butyric acies stir 30min that mass fraction, which is added,；
C, temperature of reaction kettle is reduced to 30 DEG C, and the epoxy resin E44 and mass fraction that addition mass fraction is 427 parts are 40 parts
Toluene di-isocyanate(TDI) stirring, until liquid becomes milky cream liquid；
D, the water that addition mass fraction is 400 parts stirs, and adding water speed is 20 parts/min, until liquid becomes uniform milky cream
Liquid.
The molecular weight of polyethyleneglycol diglycidylether is 554, and the molecular weight of epoxy resin E44 is 427.
Slowly it splits quick-setting asphalt emulsifier and quick-setting asphalt emulsifier is split using BH-MK type slowly.
In specific implementation process, polyethyleneglycol diglycidylether is using upper caldron along the production of International Trading Company Ltd
Product；Silicon powder uses the silicon powder of 120 mesh.
Shown in performance test table 1, test method is referring to relevant criterion.
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Conventional emulsion asphalt waterproofing adhesive layer |
| Steel is to cement hardness Ageing/MPa | >4 | >4 | >4 | 0.41 |
| Concrete is to cement shearing strength/MPa | >2.5 | >2.5 | >2.5 | 0.67 |
| Steel to steel shearing strength/MPa | 8.70 | 10.94 | 9.11 | 0.47 |
| Elongation at break/% | 15.7 | 18.1 | 17.4 | >100 |
| Peak value size/μm | 0.981 | 0.874 | 0.912 | - |
| Surface drying time/h | 2.5 | 4 | 3.5 | 2 |
| Do solid work the time/h | 18 | 23 | 20 | 8 |
| Impact resistance/cm | >50 | >50 | >50 | >50 |
| Adhesive force/grade | 0 | 0 | 0 | 3 |
Table 1
Steel is under the different use environments of simulation to cement and steel to steel to cement, concrete, and the bonding shearing resistance of water-proof tack coat is strong
Degree, occur that passage embraces disease in the adhesive property and use process for evaluating bridge floor asphalt layer and bridge floor can
It can property.
Claims (6)
1. a kind of bridge deck water-proof adhesive layer with high shear strength, it is characterised in that: be grouped by the group of following mass fraction
At: 30-35 parts of emulsified rubber asphalt；20-25 parts of self-emulsifying epoxy resin emulsion；5 parts of alkyl phenol polyoxyethylene ether；It is single sweet
2 parts of ester；35-40 parts of water；20-25 parts of silicon powder.
2. a kind of application method of bridge deck water-proof adhesive layer with high shear strength according to claim 1, feature
It is: using following steps:
A, by the miscible rear addition alkyl phenol polyoxyethylene ether of emulsified rubber asphalt and self-emulsifying epoxy resin emulsion and monoglyceride, add
Adding water to be adjusted to range of viscosities is 500-1500 mPas, obtains water-proof tack coat adhesive；
B, to bridge floor working face be dusted Shot Blasting to protrusion place polishing it is levelling, weigh a certain amount of water-proof tack coat
The mass parts ratio of adhesive, addition water and portland cement, water and water-proof tack coat adhesive is 1:2-1:3, water and waterproof
The sum of water in adhesive layer adhesive and the mass parts ratio of portland cement are 0.45:1-0.6:1, to hollow after mix is uniform
It is repaired at place；
C, a certain amount of water-proof tack coat adhesive, the silicon powder that addition mass percent is 10%-15% are weighed, addition water makes
Water-proof tack coat adhesive range of viscosities is 500-1500mPas, obtains bridge deck water-proof tack coat priming coat waterproofing agent；
D, construction working face cleaned up and after dry tack free, sprays twice of waterproofing agent of bridge deck water-proof tack coat priming coat, often
A time quantity for spray is 0.15-0.20kg/m2；
E, after bridge deck water-proof tack coat priming coat waterproofing agent is dry, continue to add in a certain amount of water-proof tack coat adhesive
Mass fraction is that 35-40 parts of water is stirred dilution, is then sprayed at bridge deck water-proof tack coat priming coat waterproofing agent surface, often
It is 0.20-0.25 kg/m all over fountain height2, spray the bridge deck water-proof tack coat for completing that there is high shear strength afterwards twice.
3. a kind of bridge deck water-proof adhesive layer with high shear strength according to claim 1, it is characterised in that: emulsification rubber
The preparation method of glue pitch uses following steps:
A, the 150 mesh rubber powders that mass fraction is 20 parts are added in autoclave, 2 that mass fraction is 1-1.5 parts are then added,
Reaction kettle is heated to 160-165 DEG C by 4- dinitrofluorobenzene, is carried out shearing using the high-speed shearing machine of 3000-5000rpm and is stirred
It mixes, adjustment reactor pressure is 0.5-1MPa；
B, the charging rate for being 1 part/h according to mass fraction is added 2 part 2, and 2 '-dibenzoyl amido diphenyl disulfides are anti-
Answer 3h；
C, it is that 100 parts of 90# pitches react 2h that mass fraction, which is added,；
D, temperature of reaction kettle is reduced to 90-95 DEG C, and pressure is adjusted to 0.1MPa, and the acetic acid Zhong Ding that mass fraction is 5-10 parts is added
Ester continues shear agitation 15min；
E, it is that the 10-15 parts of slow quick-setting asphalt emulsifiers that split continue to shear 30min that mass fraction, which is added, and mass fraction, which is then added, is
5-8 parts of n-butyric acie continues to shear 15min；
F, adjustment shear velocity is 10000-12000 rpm, and 80 DEG C of water that mass fraction is 120 parts are added, and adding water speed is 2-3
Part/min, until phase reversal occurs for above-mentioned reaction system, after becoming dark brown lotion by dark thick shape wire drawing shape liquid, adjustment
Shear velocity is 3000-5000rpm, and shear agitation 15min is then cooled to room temperature.
4. a kind of bridge deck water-proof adhesive layer with high shear strength according to claim 1, it is characterised in that: self-emulsifying
The preparation method of epoxy resin latex uses following steps:
A, it weighs the N- aminoethyl ethanolamine that mass fraction is 104 parts to be added in reaction kettle, adjustment temperature of reaction kettle is 60-65
DEG C, the poly- second that mass fraction is 277 parts is added dropwise in the nitrogen protection under the mixing speed of 1000-1500rpm, pressure 0.1MPa
The epoxy resin E44 mixed liquor that Hexanediol diglycidyl ether and mass fraction are 223 parts reacts 2h, until solution becomes faint yellow
Transparency liquid, rate of addition are 5 parts/min；
B, mass fraction is added and is 590 parts of water, and it is that 10 parts of n-butyric acies stir 30min that mass fraction, which is added,；
C, temperature of reaction kettle is reduced to 30 DEG C, and the epoxy resin E44 and mass fraction that addition mass fraction is 427 parts are 40 parts
Toluene di-isocyanate(TDI) stirring, until liquid becomes milky cream liquid；
D, the water that addition mass fraction is 400 parts stirs, and adding water speed is 20 parts/min, until liquid becomes uniform milky cream
Liquid.
5. a kind of bridge deck water-proof adhesive layer with high shear strength according to claim 4, it is characterised in that: poly- second two
The molecular weight of alcohol diglycidyl ether is 554, and the molecular weight of epoxy resin E44 is 427.
6. a kind of bridge deck water-proof adhesive layer with high shear strength according to claim 3, it is characterised in that: split slowly fast
Solidifying asphalt emulsifier splits quick-setting asphalt emulsifier using BH-MK type slowly.
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