CN107460802A - A kind of bridge is squeegeeed restorative procedure - Google Patents

A kind of bridge is squeegeeed restorative procedure Download PDF

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Publication number
CN107460802A
CN107460802A CN201710842892.3A CN201710842892A CN107460802A CN 107460802 A CN107460802 A CN 107460802A CN 201710842892 A CN201710842892 A CN 201710842892A CN 107460802 A CN107460802 A CN 107460802A
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parts
bridge
squeegeeed
wetting agent
restorative procedure
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CN107460802B (en
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杨小波
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Jiangxi Hongfa Luqiao Construction Engineering Company Limited
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杨小波
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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C11/00—Details of pavings
    • E01C11/005—Methods or materials for repairing pavings
    • 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
    • C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
    • C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Architecture (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Sealing Material Composition (AREA)
  • Screen Printers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

A kind of bridge is squeegeeed restorative procedure, configures bridge beam gap wetting agent first, and bridge beam gap wetting agent includes following parts by weight of component：10 15 parts of methyl diphenylene diisocyanate, 10 15 parts of Petropols, 5 10 parts of myristic acid soda soap, 20 25 parts of dichloroethanes, 13 parts of polyvinylpyrrolidone, 10 20 parts of dimethylbenzene, 15 20 parts of ethylene glycol, said components are well mixed, wetting agent of the present invention makes matrix material and material of squeegeeing has more preferable associativity, joint is avoided to form crack, make packing material difficult for drop-off, by introducing inorganic material talcum powder and silica flour into modified rubber powder emulsion, modified rubber powder emulsion inorganic powder space network can be formed in cement system, there is good enhancing effect to cement-based systems, and the stable stability of its physical chemistry is strong, make obtained crack-filling agent that both there is elasticity and stability well, there are higher mechanical strength and anti-erosion again.

Description

A kind of bridge is squeegeeed restorative procedure
Technical field
The present invention relates to a kind of bridge and squeegeeed restorative procedure, belongs to bridge and repairs field.
Background technology
Bridge pavement reparation, traditional material technology is continued to use all the time, using RM repair materials.And the reaction of RM materials and energy Enough reach hardness and not ideal enough.Due in construction technology, still having excision with clearing up the complex processing requirements such as bad block, construction Time is grown, and the shaping and drying of cement, which reaches strength criterion, in addition needs the long period, and the road surface after reparation is tied with former road surface Close bad, often, which is bad, and which is often bad, and Chang Xiuchang is bad, increases very big puzzlement to bridge repair.Obviously traditional material Technology can not adapt to the reparation demand of nowadays busy bridge road occupation.As road and bridge industry is fast-developing, bridge quantity is fast Surge length, and ground maintenance, which works, proposes the requirement of renewal, and the bad block reparation of road pavement proposes more quick repair and required.Pass System repair materials and technique can not meet the station cement court bad block repairing maintenance needs being pressed for time, task is anxious.Must be from Material is in itself and new technology sets about seeking new solution.
The content of the invention
In order to solve the problems, such as that prior art Bridge restorative procedure of squeegeeing is present in the prior art, offer one of the invention Kind of bridge is squeegeeed restorative procedure, to solve above-mentioned technical problem.
A kind of bridge is squeegeeed restorative procedure, configures bridge beam gap wetting agent first, and bridge beam gap wetting agent includes following heavy Measure part component：Methyl diphenylene diisocyanate 10-15 parts, Petropols 10-15 parts, myristic acid soda soap 5-10 parts, dichloro Ethane 20-25 parts, polyvinylpyrrolidone 1-3 parts, dimethylbenzene 10-20 parts, ethylene glycol 15-20 parts, said components are mixed equal Even, it is stand-by to obtain bridge beam gap wetting agent,
Configuration bridge is squeegeeed material, by parts by weight silicone acrylic emulsion 20-30 parts, butyl acrylate 10-15 parts, and Ludox 5-10 parts, Disodium sulfosuccinate 2-3 parts, cetyl trimethylammonium bromide 2-4 parts are added in mixer is stirred with 300-400r/min Speed stirs 2-4 minutes, then adds 8-15 parts modified rubber powder and stirs 5-8min with 600-700r/min speed, afterwards will PH is adjusted to 7.5-8.0, obtains modified rubber powder emulsion, by parts by weight silicate cement 10-15 parts, gypsum 10-15 parts, talcum powder 5-8 parts, silica flour 3-5 parts are well mixed, and carry out grinding after stirring 3-5 minutes, grinding time 1-2 hours, obtain mixture；Institute Obtain mixture and be added to the water stirring, add AEO 1-3 parts, silane coupler 0.5-0.8 parts, adjacent benzene two afterwards Formic acid dibutyl ester 0.6-0.7 parts, then be placed in mixer and 5-10 minutes are stirred with 200 ~ 300r/min mixing speeds, it is eventually adding Above-mentioned modified rubber powder emulsion 6-10 parts stir, and it is stand-by to obtain bridge material of squeegeeing,
The good gap wetting agent of above-mentioned configuration is coated on gap inner surface, the thickness of smearing is 0.8-1mm, to gap inner surface Radiant heating is carried out to 40-55 DEG C, is kept for 3-5 minutes, bridge configure material of squeegeeing is filled to gap, pressure Real, surface keeps relative humidity 70-80%, conserves about 8-16 hours.
The restorative procedure preferably, a kind of described bridge is squeegeeed, the bridge beam gap wetting agent include following parts by weight Component：Methyl diphenylene diisocyanate 12-14 parts, Petropols 12-14 parts, myristic acid soda soap 6-8 parts, dichloroethanes 20-25 parts, polyvinylpyrrolidone 1-3 parts, dimethylbenzene 12-26 parts, ethylene glycol 15-20 parts.
The restorative procedure preferably, a kind of described bridge is squeegeeed, the bridge beam gap wetting agent include following parts by weight Component：14 parts of methyl diphenylene diisocyanate, 13 parts of Petropols, 7 parts of myristic acid soda soap, 22 parts of dichloroethanes, poly- second 2 parts of alkene pyrrolidone, 20 parts of dimethylbenzene, 15 parts of ethylene glycol.
The restorative procedure preferably, a kind of described bridge is squeegeeed, the thickness of the smearing is 1mm.
The restorative procedure preferably, a kind of described bridge is squeegeeed, radiant heating is carried out to gap inner surface to 50 DEG C, is protected Hold 5 minutes.
The restorative procedure preferably, a kind of described bridge is squeegeeed, the surface keep relative humidity 80%, and it is small to conserve 12 When.
The restorative procedure preferably, a kind of described bridge is squeegeeed, 10 parts of modified rubber powders of the addition are with 700r/min Speed stirring 5min, pH is adjusted to 7.5.
The restorative procedure preferably, a kind of described bridge is squeegeeed, the grinding time 2 hours.
Preferably, the modified rubber powder manufacture method includes：Weigh 100 parts of parts by weight of natural rubber, metering system Acid glycidyl ester 5-20 parts, potassium stearate 5-10 parts, calcium lignosulfonate 3-5 parts are well mixed, and add in banbury, banburying Minute time 5-8,110-120 DEG C of mixing temperature, high styrene resin 3-10 parts of 8-10 parts by weight are added, are kneaded 10-15 points Clock, the batch mixing being kneaded are put on extruder and extruded.Extrusion temperature is 55~75 DEG C, and the material of extrusion is put into pulverizer and entered Row crushes, and obtains modified rubber powder.
Beneficial effect of the present invention：Wetting agent of the present invention makes matrix material and material of squeegeeing has more preferable associativity, avoids Joint forms crack, makes packing material difficult for drop-off, the porosity of modified rubber powder increase concrete of the present invention, rubber powder The deformation of grain absorbs sound wave；Road rumble is reduced, by introducing inorganic material talcum powder and quartz into modified rubber powder-emulsion Powder, modified rubber powder-emulsion-inorganic powder space network can be formed in cement system, is had to cement-based systems very well Enhancing effect, and the stable stability of its physical chemistry is strong, obtained crack-filling agent had both been had elasticity and stability well, There are higher mechanical strength and anti-erosion again.The micro- swollen property of high temperature and remaining formability of seam crossing are effectively improved, extends road Face service life.
Embodiment
Gap wetting agent performance parameter
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4
Density 1.18 1.20 1.22 1.24
Viscosity mpas 11 10 15 13
Surface tension mN/m 42 38 39 38
Adhesion strength MPa 3.7 3.7 3.8 3.4
Modified rubber cement crack-filling agent test specimen performance parameter
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Common crack-filling agent
Rupture strength MPa 6.47 6.75 6.98 6.44 5.82
Compression strength/MPa 34.3 36.7 35.5 40.7 24.6
Shock resistance/KJ 3.36 3.33 3.25 3.21 2.13
The meter per second of sound absorbing capabilities thousand 3.7 3.5 3.5 3.7 4.3
Damping ratio 0.06 0.06 0.06 0.06 0.03
The resistance of concrete to chloride ion penetration depth mm 13.3 14.5 13.8 14.2 24.3
Embodiment 1
A kind of bridge is squeegeeed restorative procedure, configures bridge beam gap wetting agent first, and bridge beam gap wetting agent includes following parts by weight Component：Methyl diphenylene diisocyanate 10-15 parts, Petropols 10-15 parts, myristic acid soda soap 5-10 parts, dichloroethanes 20-25 parts, polyvinylpyrrolidone 1-3 parts, dimethylbenzene 10-20 parts, ethylene glycol 15-20 parts, said components are well mixed, obtained It is stand-by to bridge beam gap wetting agent,
Configuration bridge is squeegeeed material, by 20 parts of parts by weight silicone acrylic emulsion, 10 parts of butyl acrylate, 5 parts of Ludox, succinate sulphur Sour 2 parts of sodium, 2 parts of cetyl trimethylammonium bromide be added in mixer with 300r/min mixing speeds stir 2 minutes, then Add 10 parts of above-mentioned modified rubber powders and 5min is stirred with 700r/min speed, pH is adjusted to 7.5 afterwards, obtains modified rubber powder Emulsion, by 12 parts of parts by weight silicate cement, 10 parts of gypsum, 5 parts of talcum powder, 4 parts of silica flour is well mixed, after stirring 5 minutes Grinding is carried out, grinding time 1 hour, obtains mixture；Gained mixing is added to the water stirring, adds aliphatic alcohol polyethenoxy afterwards 2 parts of ether, 0.6 part of silane coupler, 0.6 part of dibutyl phthalate, then be placed in mixer with 200r/min mixing speeds Stirring 9 minutes, is eventually adding 10 parts of modified rubber powder emulsion and stirs, and it is stand-by to obtain bridge material of squeegeeing,
The good gap wetting agent of above-mentioned configuration is coated on gap inner surface, the thickness of smearing is 0.8-1mm, to gap inner surface Radiant heating is carried out to 40-55 DEG C, is kept for 3-5 minutes, bridge configure material of squeegeeing is filled to gap, pressure Real, surface keeps relative humidity 70-80%, conserves about 8-16 hours.
Embodiment 2
A kind of bridge is squeegeeed restorative procedure, configures bridge beam gap wetting agent first, and bridge beam gap wetting agent includes following parts by weight Component：Methyl diphenylene diisocyanate 10-15 parts, Petropols 10-15 parts, myristic acid soda soap 5-10 parts, dichloroethanes 20-25 parts, polyvinylpyrrolidone 1-3 parts, dimethylbenzene 10-20 parts, ethylene glycol 15-20 parts, said components are well mixed, obtained It is stand-by to bridge beam gap wetting agent,
Configuration bridge is squeegeeed material, by 22 parts of parts by weight silicone acrylic emulsion, 15 parts of butyl acrylate, 9 parts of Ludox, succinate sulphur Sour 3 parts of sodium, 2 parts of cetyl trimethylammonium bromide be added in mixer with 400r/min mixing speeds stir 2 minutes, then Add 12 parts of above-mentioned modified rubber powders and 8min is stirred with 700r/min speed, pH is adjusted to 8.0 afterwards, obtains modified rubber powder Emulsion, by 13 parts of parts by weight silicate cement, 11 parts of gypsum, 7 parts of talcum powder, 4 parts of silica flour is well mixed, after stirring 3 minutes Grinding is carried out, grinding time 2 hours, obtains mixture；Gained mixing is added to the water stirring, adds aliphatic alcohol polyethenoxy afterwards 1 part of ether, 0.7 part of silane coupler, 0.6 part of dibutyl phthalate, then be placed in mixer with 250r/min mixing speeds Stirring 8 minutes, is eventually adding 8 parts of modified rubber powder emulsion and stirs, and it is stand-by to obtain bridge material of squeegeeing,
The good gap wetting agent of above-mentioned configuration is coated on gap inner surface, the thickness of smearing is 0.8-1mm, to gap inner surface Radiant heating is carried out to 40-55 DEG C, is kept for 3-5 minutes, bridge configure material of squeegeeing is filled to gap, pressure Real, surface keeps relative humidity 70-80%, conserves about 8-16 hours.
Embodiment 3
A kind of bridge is squeegeeed restorative procedure, configures bridge beam gap wetting agent first, and bridge beam gap wetting agent includes following parts by weight Component：Methyl diphenylene diisocyanate 10-15 parts, Petropols 10-15 parts, myristic acid soda soap 5-10 parts, dichloroethanes 20-25 parts, polyvinylpyrrolidone 1-3 parts, dimethylbenzene 10-20 parts, ethylene glycol 15-20 parts, said components are well mixed, obtained It is stand-by to bridge beam gap wetting agent,
Configuration bridge is squeegeeed material, by 26 parts of parts by weight silicone acrylic emulsion, 14 parts of butyl acrylate, 8 parts of Ludox, succinate sulphur Sour 3 parts of sodium, 4 parts of cetyl trimethylammonium bromide be added in mixer with 350r/min mixing speeds stir 2 minutes, then Add 8 parts of above-mentioned modified rubber powders and 8min is stirred with 650r/min speed, pH is adjusted to 7.5 afterwards, obtains modified rubber powder Emulsion, by 10 parts of parts by weight silicate cement, 10 parts of gypsum, 7 parts of talcum powder, 3 parts of silica flour is well mixed, after stirring 5 minutes Grinding is carried out, grinding time 1.5 hours, obtains mixture；Gained mixing is added to the water stirring, adds fatty alcohol polyoxy second afterwards 1 part of alkene ether, 0.5 part of silane coupler, 0.6 part of dibutyl phthalate, then be placed in mixer and speed is stirred with 300r/min Degree stirring 7 minutes, is eventually adding 8 parts of modified rubber powder emulsion and stirs, and it is stand-by to obtain bridge material of squeegeeing,
The good gap wetting agent of above-mentioned configuration is coated on gap inner surface, the thickness of smearing is 0.8-1mm, to gap inner surface Radiant heating is carried out to 40-55 DEG C, is kept for 3-5 minutes, bridge configure material of squeegeeing is filled to gap, pressure Real, surface keeps relative humidity 70-80%, conserves about 8-16 hours.
Embodiment 4
A kind of bridge is squeegeeed restorative procedure, configures bridge beam gap wetting agent first, and bridge beam gap wetting agent includes following parts by weight Component：Methyl diphenylene diisocyanate 10-15 parts, Petropols 10-15 parts, myristic acid soda soap 5-10 parts, dichloroethanes 20-25 parts, polyvinylpyrrolidone 1-3 parts, dimethylbenzene 10-20 parts, ethylene glycol 15-20 parts, said components are well mixed, obtained It is stand-by to bridge beam gap wetting agent,
Configuration bridge is squeegeeed material, by 27 parts of parts by weight silicone acrylic emulsion, 14 parts of butyl acrylate, 7 parts of Ludox, succinate sulphur Sour 2.5 parts of sodium, 2.5 parts of cetyl trimethylammonium bromide is added in mixer to be stirred 2 minutes with 300r/min mixing speeds, Then 10 parts of above-mentioned modified rubber powders are added 7min is stirred with 700r/min speed, pH is adjusted to 7.5 afterwards, obtains being modified rubber Rubber powder emulsion, by 15 parts of parts by weight silicate cement, 13 parts of gypsum, 7 parts of talcum powder, 5 parts of silica flour is well mixed, stirs 4 points Grinding is carried out after clock, grinding time 1.5 hours, obtains mixture；Gained mixing is added to the water stirring, adds poly alkyl alcohol afterwards 2 parts of oxygen vinethene, 0.7 part of silane coupler, 0.65 part of dibutyl phthalate, then be placed in mixer and stirred with 200r/min Mix speed to stir 10 minutes, be eventually adding 9 parts of modified rubber powder emulsion and stir, it is stand-by to obtain bridge material of squeegeeing,
The good gap wetting agent of above-mentioned configuration is coated on gap inner surface, the thickness of smearing is 0.8-1mm, to gap inner surface Radiant heating is carried out to 40-55 DEG C, is kept for 3-5 minutes, bridge configure material of squeegeeing is filled to gap, pressure Real, surface keeps relative humidity 70-80%, conserves about 8-16 hours.

Claims (8)

  1. The restorative procedure 1. a kind of bridge is squeegeeed, configures bridge beam gap wetting agent first, and bridge beam gap wetting agent includes following weight Part component：Methyl diphenylene diisocyanate 10-15 parts, Petropols 10-15 parts, myristic acid soda soap 5-10 parts, two chloroethenes Alkane 20-25 parts, polyvinylpyrrolidone 1-3 parts, dimethylbenzene 10-20 parts, ethylene glycol 15-20 parts, said components are well mixed, It is stand-by to obtain bridge beam gap wetting agent,
    Configuration bridge is squeegeeed material, by parts by weight silicone acrylic emulsion 20-30 parts, butyl acrylate 10-15 parts, and Ludox 5-10 parts, Disodium sulfosuccinate 2-3 parts, cetyl trimethylammonium bromide 2-4 parts are added in mixer is stirred with 300-400r/min Speed stirs 2-4 minutes, then adds 8-15 parts modified rubber powder and stirs 5-8min with 600-700r/min speed, afterwards will PH is adjusted to 7.5-8.0, obtains modified rubber powder emulsion, by parts by weight silicate cement 10-15 parts, gypsum 10-15 parts, talcum powder 5-8 parts, silica flour 3-5 parts are well mixed, and carry out grinding after stirring 3-5 minutes, grinding time 1-2 hours, obtain mixture；Institute Obtain mixture and be added to the water stirring, add AEO 1-3 parts, silane coupler 0.5-0.8 parts, adjacent benzene two afterwards Formic acid dibutyl ester 0.6-0.7 parts, then be placed in mixer and 5-10 minutes are stirred with 200 ~ 300r/min mixing speeds, it is eventually adding Above-mentioned modified rubber powder emulsion 6-10 parts stir, and it is stand-by to obtain bridge material of squeegeeing,
    The good gap wetting agent of above-mentioned configuration is coated on gap inner surface, the thickness of smearing is 0.8-1mm, to gap inner surface Radiant heating is carried out to 40-55 DEG C, is kept for 3-5 minutes, bridge configure material of squeegeeing is filled to gap, pressure Real, surface keeps relative humidity 70-80%, conserves about 8-16 hours.
  2. The restorative procedure 2. a kind of bridge as claimed in claim 1 is squeegeeed, the bridge beam gap wetting agent include following parts by weight Component：Methyl diphenylene diisocyanate 12-14 parts, Petropols 12-14 parts, myristic acid soda soap 6-8 parts, dichloroethanes 20-25 parts, polyvinylpyrrolidone 1-3 parts, dimethylbenzene 12-26 parts, ethylene glycol 15-20 parts.
  3. The restorative procedure 3. a kind of bridge as claimed in claim 1 is squeegeeed, the bridge beam gap wetting agent include following parts by weight Component：14 parts of methyl diphenylene diisocyanate, 13 parts of Petropols, 7 parts of myristic acid soda soap, 22 parts of dichloroethanes, poly- second 2 parts of alkene pyrrolidone, 20 parts of dimethylbenzene, 15 parts of ethylene glycol.
  4. The restorative procedure 4. a kind of bridge as claimed in claim 1 is squeegeeed, the thickness of the smearing is 1mm.
  5. The restorative procedure 5. a kind of bridge as claimed in claim 1 is squeegeeed, radiant heating is carried out to gap inner surface to 50 DEG C, is protected Hold 5 minutes.
  6. The restorative procedure 6. a kind of bridge as claimed in claim 1 is squeegeeed, the surface keep relative humidity 80%, it is small to conserve 12 When.
  7. The restorative procedure 7. a kind of bridge as claimed in claim 1 is squeegeeed, 10 parts of modified rubber powders of the addition are with 700r/ Min speed stirring 5min, pH is adjusted to 7.5.
  8. The restorative procedure 8. a kind of bridge as claimed in claim 1 is squeegeeed, the grinding time 2 hours.
CN201710842892.3A 2017-09-18 2017-09-18 A kind of bridge is squeegeeed restorative procedure Active CN107460802B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111472374A (en) * 2020-04-10 2020-07-31 湖南宏禹工程集团有限公司 Seepage-proofing treatment method for weak permeable stratum

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6343808B2 (en) * 1980-09-22 1988-09-01 Tokyo Shibaura Electric Co
CN102604463A (en) * 2012-03-08 2012-07-25 上海天补建筑科技有限公司 Water-based crack fixing bond for reinforcing fixed surfaces of wall cracks
CN106830739A (en) * 2017-03-01 2017-06-13 长安大学 A kind of bituminous concrete crack self-healing microcapsules and preparation method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6343808B2 (en) * 1980-09-22 1988-09-01 Tokyo Shibaura Electric Co
CN102604463A (en) * 2012-03-08 2012-07-25 上海天补建筑科技有限公司 Water-based crack fixing bond for reinforcing fixed surfaces of wall cracks
CN106830739A (en) * 2017-03-01 2017-06-13 长安大学 A kind of bituminous concrete crack self-healing microcapsules and preparation method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111472374A (en) * 2020-04-10 2020-07-31 湖南宏禹工程集团有限公司 Seepage-proofing treatment method for weak permeable stratum
CN111472374B (en) * 2020-04-10 2022-01-25 湖南宏禹工程集团有限公司 Seepage-proofing treatment method for weak permeable stratum

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