CN108793829A - Cement crack repairing agent and preparation method and application thereof - Google Patents
Cement crack repairing agent and preparation method and application thereof Download PDFInfo
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- CN108793829A CN108793829A CN201810747741.4A CN201810747741A CN108793829A CN 108793829 A CN108793829 A CN 108793829A CN 201810747741 A CN201810747741 A CN 201810747741A CN 108793829 A CN108793829 A CN 108793829A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 38
- 239000004568 cement Substances 0.000 title abstract description 22
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 72
- 239000000945 filler Substances 0.000 claims abstract description 69
- 239000003086 colorant Substances 0.000 claims abstract description 67
- 239000013008 thixotropic agent Substances 0.000 claims abstract description 63
- 239000007822 coupling agent Substances 0.000 claims abstract description 39
- 239000003822 epoxy resin Substances 0.000 claims abstract description 39
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 39
- 239000002994 raw material Substances 0.000 claims abstract description 28
- 238000002156 mixing Methods 0.000 claims abstract description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 85
- 239000004567 concrete Substances 0.000 claims description 79
- 239000006004 Quartz sand Substances 0.000 claims description 44
- 239000003085 diluting agent Substances 0.000 claims description 36
- 238000003756 stirring Methods 0.000 claims description 36
- 239000012745 toughening agent Substances 0.000 claims description 30
- 229910002012 Aerosil® Inorganic materials 0.000 claims description 29
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 28
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 claims description 15
- 235000010215 titanium dioxide Nutrition 0.000 claims description 14
- 241000276489 Merlangius merlangus Species 0.000 claims description 13
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 12
- 239000004952 Polyamide Substances 0.000 claims description 11
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 11
- 229920002647 polyamide Polymers 0.000 claims description 11
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- 239000000975 dye Substances 0.000 claims description 10
- 239000010453 quartz Substances 0.000 claims description 10
- -1 silicon Alkane Chemical class 0.000 claims description 9
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 6
- XUCHXOAWJMEFLF-UHFFFAOYSA-N bisphenol F diglycidyl ether Chemical compound C1OC1COC(C=C1)=CC=C1CC(C=C1)=CC=C1OCC1CO1 XUCHXOAWJMEFLF-UHFFFAOYSA-N 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 239000004408 titanium dioxide Substances 0.000 claims description 6
- QNYBOILAKBSWFG-UHFFFAOYSA-N 2-(phenylmethoxymethyl)oxirane Chemical compound C1OC1COCC1=CC=CC=C1 QNYBOILAKBSWFG-UHFFFAOYSA-N 0.000 claims description 5
- 125000004423 acyloxy group Chemical group 0.000 claims description 5
- 235000019445 benzyl alcohol Nutrition 0.000 claims description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 5
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 5
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 4
- 150000004982 aromatic amines Chemical class 0.000 claims description 4
- 239000000049 pigment Substances 0.000 claims description 3
- 239000012463 white pigment Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 10
- 230000001070 adhesive effect Effects 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000004566 building material Substances 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 14
- 238000000034 method Methods 0.000 description 7
- NFVPEIKDMMISQO-UHFFFAOYSA-N 4-[(dimethylamino)methyl]phenol Chemical compound CN(C)CC1=CC=C(O)C=C1 NFVPEIKDMMISQO-UHFFFAOYSA-N 0.000 description 5
- 125000002723 alicyclic group Chemical group 0.000 description 5
- 150000001412 amines Chemical class 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000004848 polyfunctional curative Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 4
- 238000011056 performance test Methods 0.000 description 3
- 229920001021 polysulfide Polymers 0.000 description 3
- 239000005077 polysulfide Substances 0.000 description 3
- 150000008117 polysulfides Polymers 0.000 description 3
- 230000007480 spreading Effects 0.000 description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 230000003796 beauty Effects 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical group O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- MKYBYDHXWVHEJW-UHFFFAOYSA-N N-[1-oxo-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propan-2-yl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(C(C)NC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 MKYBYDHXWVHEJW-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001256 tonic effect Effects 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/20—Polyamides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Epoxy Resins (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a cement crack repairing agent and a preparation method and application thereof, and relates to the technical field of building materials. The cement crack repairing agent comprises epoxy resin, a coupling agent, a thixotropic agent and a coloring agent, has good adhesive property, and is smooth and uniform after being coated; the preparation method of the cement crack healant comprises the steps of respectively preparing the component A and the component B, and mixing the component A and the component B when in use. The component A is prepared by mixing epoxy resin, thixotropic agent, filler and colorant in sequence; the component B is prepared by mixing a curing agent, a thixotropic agent, a curing accelerator, a filler and a coloring agent in sequence. The preparation method has the advantages that the raw materials are orderly mixed, so that the raw materials are uniformly mixed and dispersed, and the finished product has good performance. The cement crack healant and the preparation method thereof solve the technical problem that the cement crack healant with excellent bonding performance and convenient construction and the preparation method thereof are lacked in the prior art.
Description
Technical field
The present invention relates to building material technical field, more particularly, to a kind of concrete crack healant and preparation method thereof and
Using.
Background technology
It is that base material passes through industrial products made of deep processing that cement products, which is using cement, belongs to one of building material industry
Point.Since cement products has excellent Physical and mechanical properties and endurance quality, so, town and country building construction, agriculture in China
It is obtained in the engineering construction fields such as the assembled architecture that field water conservancy construction, the energy, traffic, communication and current country support energetically
Extremely wide application plays a very important role for the national economic development of China and the raising of living standards of the people.
But after product molding, before early stage tensile strength is not yet sufficiently formed, due to the moisture expansion and drying shrinkage, chemical shrinkage, heat of cement
The reasons such as swollen shrinkage produce contraction, and controlled cement products often will produce crack, and crack is fatal for cement products
, gently then influence beauty, it is heavy then damage structure.The major part that current reparation cement products crack is used is cement-based mortar, sand
Slurry have many advantages, such as that workability is good, spreading property is excellent, but the adhesive property of mortar still depend on cement therein with
And rubber powder, adhesive property is poor, and endurance quality is bad, the requirement of component long-term behaviour is cannot be satisfied, so cement products crack problem
Need a kind of excellent adhesive property, convenient construction and the material that can be applicable in for a long time.Therefore, a kind of adhesive property is excellent, constructs
Convenient concrete crack healant and preparation method thereof is that existing market needs.
In view of this, special propose the present invention.
Invention content
The first object of the present invention is the provision of a kind of concrete crack healant, and the second object of the present invention is to provide
A kind of preparation method of above-mentioned concrete crack healant, the third object of the present invention are to provide a kind of above-mentioned concrete crack and repair
Application of the tonic in repairing road surface, solve it is existing in the prior art lack it is a kind of prepare adhesive property it is excellent, construction just
The technical issues of concrete crack healant and preparation method thereof of profit.
In order to solve the above technical problems, spy of the present invention adopts the following technical scheme that：
A kind of concrete crack healant, the concrete crack healant include component first and component second；
The component first is counted in parts by weight comprising 30-35 parts of epoxy resin, 3-4 parts of diluent, the first filler 43-68
0.5-9 parts of part, 0.5-1 parts of the first colorant and the first thixotropic agent；
The component second is counted in parts by weight comprising 22-36 parts of curing agent, 5-6 parts of toughener, curing accelerator 0.1-1
Part, 45-71 parts of the second filler, 0.2-0.3 parts of the second colorant, 0.5-5.8 parts of the second thixotropic agent and 0.7-2 parts of coupling agent；
The epoxy resin includes propanepoxy resin and/or Bisphenol F diglycidyl ether.
Further, the component first is counted in parts by weight fills out comprising 34-35 parts of epoxy resin, 3-4 parts of diluent, first
7.5-9 parts of 50-56 parts of material, 0.5-1 parts of the first colorant and the first thixotropic agent；
The component second is counted in parts by weight comprising 22-25 parts of curing agent, 5-6 parts of toughener, curing accelerator 0.5-1
Part, 52-61 parts of the second filler, 0.2-0.3 parts of the second colorant, 5-5.3 parts of the second thixotropic agent and 1.7-2 parts of coupling agent；
Preferably, the component first count in parts by weight comprising 34 parts of epoxy resin, 4 parts of diluent, 52 parts of the first filler,
9 parts of first 1 part of colorant and the first thixotropic agent；
Preferably, the component second is counted in parts by weight comprising 25 parts of curing agent, 6 parts of toughener, curing accelerator 0.5
Part, 61 parts of the second filler, 0.2 part of the second colorant, 5.3 parts of the second thixotropic agent and 2 parts of coupling agent.
Further, the coupling agent includes titanate coupling agent and/or silane coupling agent；
Preferably, the titanate coupling agent includes isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters；And/or institute
It includes gamma-aminopropyl-triethoxy-silane to state silane coupling agent.
Further, first colorant includes white pigment and/or white dye；And/or second colorant
Including black pigment and/or black dyes；
Preferably, first colorant includes titanium dioxide；
Preferably, the titanium dioxide is rutile type titanium white；
Preferably, second colorant includes colour black.
Further, the diluent is reactive diluent；
Preferably, the reactive diluent includes benzyl glycidyl ether, C12-14 alkyl glycidyl ethers and benzyl alcohol
In it is one or more.
Further, first filler and the second filler include quartz sand；
Preferably, the quartz sand includes the quartz sand of 100-325 mesh；
Preferably, first filler also includes calcium carbonate, preferably powdered whiting；
Preferably, first filler is counted in parts by weight comprising 23-32 parts of powdered whiting, 100-200 mesh quartz sands
10-21 parts and 10-15 parts of 200-325 mesh quartz sands；
Preferably, second filler also includes blanc fixe；
Preferably, second filler is counted in parts by weight comprising 16-25 parts of blanc fixe, 100-200 mesh quartz sands 14-
21 parts and 15-25 parts of 200-325 mesh quartz sands.
Further, first thixotropic agent and the second thixotropic agent include aerosil and/or organobentonite；
Preferably, it includes 0.5-1 parts of aerosil and/or organic swelling that first thixotropic agent is counted in parts by weight
It is 7-8 parts native；
Preferably, it includes 0.5-1 parts of aerosil and/or organic swelling that second thixotropic agent is counted in parts by weight
It is 3-4.8 parts native；
Preferably, the aerosil is hydrophobicity aerosil.
Further, the curing agent includes the first curing agent and the second curing agent；
Preferably, first curing agent includes modified aliphatic cyclic amine and/or aromatic amine；
Preferably, second curing agent includes polyamide curing agent, and further preferably low molecular polyamides cure
Agent.
Each raw material in first and second components is mixed, obtains group by a kind of preparation method of above-mentioned concrete crack healant respectively
Part first and component second；
Preferably, component first is prepared as follows：First epoxy resin and diluent are uniformly mixed, are then added
One thixotropic agent is uniformly mixed, and finally adds the first filler and the first colorant is uniformly mixed；
Preferably, epoxy resin and diluent low whipping speed are 100-200r/min, the item that whipping temp is 25-50 DEG C
5-8min is stirred under part；
Preferably, the first thixotropic agent low whipping speed is 1000-1500r/min, under conditions of whipping temp is 25-50 DEG C
Stir 5-10min；
Preferably, the first filler and the first colorant are stirred 10- under conditions of whipping temp is 25-50 DEG C
15min；
Preferably, component second is prepared as follows：First curing agent and toughener are uniformly mixed, are then added second
Thixotropic agent is uniformly mixed, and is finally added curing accelerator, the second filler, the second colorant and coupling agent and is uniformly mixed；
Preferably, curing agent and toughener low whipping speed stir 5-8min under conditions of being 100-200r/min；
Preferably, the second thixotropic agent low whipping speed stirs 5-10min under conditions of being 1000-1500r/min；
Preferably, curing accelerator, the second filler, the second colorant and coupling agent stir 10-15min.
The purposes of a kind of above-mentioned concrete crack healant in repairing road surface, which is characterized in that by component first and component second
It is used in mixed way；It is preferred that according to weight ratio 1:1-3:1 is used in mixed way.
Compared with prior art, the present invention has the advantages that：
Concrete crack healant provided by the invention, raw material include epoxy resin, so that concrete crack healant is had good
Adhesive property, can effectively prevent cement products crack from further spreading；Moreover, epoxy resin superior in durability, can
To be used for a long time, and smear smooth even after convenient and smearing.
Each raw material need to be only uniformly mixed, side by the preparation method of above-mentioned concrete crack healant provided by the invention
Method is simple and easy to operate, is suitble to extensive use.
Application of the above-mentioned concrete crack healant provided by the invention in repairing road surface, is widely used, convenient when use,
Component first in concrete crack healant and component second need to only be mixed, fast and easy.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
It is a part of the embodiment of the present invention to apply example, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
The every other embodiment that art personnel are obtained without making creative work belongs to the model that the present invention protects
It encloses.In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply phase
To importance.
The present invention provides a kind of concrete crack healant, the concrete crack healant includes component first and component second,
The component first is counted in parts by weight comprising 30-35 parts of epoxy resin, 3-4 parts of diluent, the first filler 43-68
0.5-9 parts of part, 0.5-1 parts of the first colorant and the first thixotropic agent；
Optionally, the parts by weight of the epoxy resin for example can be but be not limited to 30 parts, 31 parts, 32 parts, 33 parts,
34 parts or 35 parts, preferably 34 parts；Optionally, the parts by weight of the diluent for example can be but be not limited to 3 parts,
3.5 parts or 4 parts, preferably 4 parts；Optionally, the parts by weight of first filler for example can be but be not limited to 43 parts,
45 parts, 47 parts, 50 parts, 55 parts, 57 parts, 58 parts, 60 parts, 62 parts, 65 parts or 68 parts, preferably 52 parts；Optionally, described
The parts by weight of one colorant for example can be but be not limited to 0.5 part, 0.7 part or 1 part, preferably 1 part；Optionally, institute
The parts by weight for stating the first thixotropic agent for example can be but be not limited to 0.5 part, 0.8 part, 1 part, 2 parts, 3 parts, 4 parts, 5 parts, 6
Part, 7 parts, 8 parts or 9 parts, preferably 9 parts.By advanced optimizing the proportioning of each raw material, concrete crack can be further increased
The performance of healant.
The component second is counted in parts by weight comprising 22-36 parts of curing agent, 5-6 parts of toughener, curing accelerator 0.1-1
Part, 45-71 parts of the second filler, 0.2-0.3 parts of the second colorant, 0.5-5.8 parts of the second thixotropic agent and 0.7-2 parts of coupling agent；
Optionally, the parts by weight of the curing agent for example can be but be not limited to 22 parts, 25 parts, 28 parts, 30 parts, 33
Part or 36 parts, preferably 25 parts；Optionally, the parts by weight of the toughener for example can be but be not limited to 5 parts, 5.5
Part or 6 parts, preferably 6 parts；Optionally, the parts by weight of the curing accelerator for example can be but be not limited to 0.1 part,
0.3 part, 0.5 part, 0.7 part or 1 part, preferably 0.5 part；Optionally, the parts by weight of second filler for example can be
But 45 parts, 47 parts, 50 parts, 53 parts, 55 parts, 58 parts, 60 parts, 62 parts, 65 parts, 67 parts, 69 parts or 71 parts are not limited to, preferably
It is 61 parts；Optionally, the parts by weight of second colorant for example can be but be not limited to 0.2 part, 0.25 part or 0.3
Part, preferably 0.2 part；Optionally, the parts by weight of second thixotropic agent for example can be but be not limited to 0.5 part, 1 part,
1.5 parts, 2 parts, 2.5 parts, 3 parts, 4.5 parts, 5 parts, 5.5 parts or 5.8 parts, preferably 5.3 parts；Optionally, the coupling agent
Parts by weight for example can be but be not limited to 0.7 part, 1 part, 1.3 parts, 1.5 parts, 1.8 parts or 2 parts, preferably 2 parts.Pass through
The proportioning of each raw material is advanced optimized, the performance of concrete crack healant can be further increased.
In concrete crack healant provided by the invention, the epoxy resin include propanepoxy resin and/or
Bisphenol F diglycidyl ether；The mass ratio of propanepoxy resin and Bisphenol F diglycidyl ether is preferably (1:10)-
(10:1)；Further preferably (5:1)：(1:5).
Concrete crack healant provided by the invention, raw material include epoxy resin, so that concrete crack healant is had good
Adhesive property, can effectively prevent cement products crack from further spreading；Moreover, epoxy resin superior in durability, can
To be used for a long time, and smear smooth even after convenient and smearing.
In one optionally embodiment, the coupling agent includes titanate coupling agent and/or silane coupling agent, optional
Ground, the titanate coupling agent includes isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters, optionally, described silane coupled
Agent includes gamma-aminopropyl-triethoxy-silane.Coupling agent is added in concrete crack healant makes healant have good glue
Performance is connect, crack is not easily susceptible to cracking after repairing, and persistence is good.
In one optionally embodiment, first colorant includes white pigment and/or white dye；Described
Two colorants include black pigment and/or black dyes；Optionally, first colorant includes titanium dioxide, preferably golden red
Stone-type titanium dioxide, rutile type titanium white is sun-resistant as colorant, does not crack, non-discolouring, and percentage of elongation is big, acid and alkali-resistance and nothing
Poison；Optionally, second colorant includes colour black.In concrete crack healant component first add white dye and/
Or dyestuff, addition black dyes and/or dyestuff in component second, making the concrete crack healant be easier to reconcile, to become cement intrinsic
Color, keep construction more convenient, it is more beautiful after repairing.
In one optionally embodiment, the raw material used in component first is as follows：
Optionally, the diluent includes reactive diluent, and the reactive diluent includes benzyl glycidyl ether, C12-
14 alkyl glycidyl ethers and benzyl alcohol it is one or more；The diluent that present embodiment is selected all has that smell is small, toxicity
Poisonous and hazardous volatile substance is not present advantage low, volatility is low and chemical stability is good when use, has ensured constructor
The safety and health of member.
Optionally, first filler includes calcium carbonate and quartz sand, and the calcium carbonate is preferably powdered whiting, described
Quartz sand includes the quartz sand of 100-325 mesh, the quartz sand for example can be but be not limited to 100 mesh, 120 mesh, 140 mesh,
170 mesh, 200 mesh, 230 mesh, 270 mesh or 325 mesh；
Optionally, the parts by weight of the calcium carbonate for example can be but be not limited to 23 parts, 25 parts, 28 parts, 30 parts or
32 parts of person；Optionally, the parts by weight of the 100-200 mesh quartz sand for example can be but be not limited to 10 parts, 12 parts, 15
Part, 18 parts or 21 parts；Optionally, the parts by weight of the 200-325 mesh quartz sand for example can be but be not limited to 10 parts,
12 parts or 15 parts.
Optionally, first thixotropic agent includes aerosil and/or organobentonite, the aerosil
Preferably hydrophobicity aerosil, hydrophobicity aerosil can enhance the rheological characteristic of above-mentioned concrete crack healant；
Optionally, the parts by weight of the aerosil for example can be but be not limited to 0.5 part, 0.7 part or 1 part；It is optional
Ground, the bentonite parts by weight for example can be but be not limited to 7 parts, 7.5 parts or 8 parts.
In one optionally embodiment, the raw material used in component second is as follows：
Optionally, the curing agent includes the first curing agent and the second curing agent；
Optionally, first curing agent includes modified aliphatic cyclic amine and/or aromatic amine；
Optionally, second curing agent includes polyamide curing agent, preferably low molecular polyamides curing agent.
Optionally, the toughener includes the strange scholar EC toughener of Jin Dao and/or liquid polysulfide rubber.
Optionally, the curing accelerator includes 2,4,6 ,-three-(dimethylamino methyl) phenol and/or m-methyl phenol.
Optionally, second filler includes blanc fixe and quartz sand；The quartz sand includes the quartz of 100-325 mesh
Sand, the quartz sand for example can be but be not limited to 100 mesh, 120 mesh, 140 mesh, 170 mesh, 200 mesh, 230 mesh, 270 mesh or
325 mesh of person；
Optionally, the parts by weight of the blanc fixe for example can be but be not limited to 16 parts, 18 parts, 20 parts, 22 parts
Or 25 parts；Optionally, the parts by weight of the 100-200 mesh quartz sand for example can be but be not limited to 14 parts, 17 parts or
21 parts of person；Optionally, the parts by weight of the 200-325 mesh quartz sand for example can be but be not limited to 15 parts, 20 parts or
25 parts.
Optionally, second thixotropic agent includes aerosil and/or organobentonite, the aerosil
Preferably hydrophobicity aerosil；Optionally, the parts by weight of the aerosil for example can be but be not limited to
It is 0.5 part, 0.7 part or 1 part；Optionally, the bentonite parts by weight for example can be but be not limited to 3 parts,
3.5 parts, 4 parts or 4.8 parts.
The present invention also provides a kind of preparation method of above-mentioned concrete crack healant, this method includes respectively by first and second groups
Each raw material mixing in part, obtains component first and component second.
In certain embodiments of the present invention, component first is prepared as follows：First by epoxy resin and diluent
It is uniformly mixed, the first thixotropic agent is then added and is uniformly mixed, finally add the first filler and the first colorant is uniformly mixed；
In one optionally embodiment, epoxy resin and diluent low whipping speed are 100-200r/min, stirring
Temperature stirs 5-8min under conditions of being 25-50 DEG C；Optionally, mixing speed for example can be but be not limited to 100r/min,
120r/min, 150r/min, 180r/min or 200r/min；Optionally, whipping temp for example can be but be not limited to 25
DEG C, 30 DEG C, 35 DEG C, 40 DEG C, 45 DEG C or 50 DEG C；Optionally, mixing time for example can be but be not limited to 5min, 6min,
7min or 8min.
In one optionally embodiment, the first thixotropic agent low whipping speed is 1000-1500r/min, whipping temp
5-10min is stirred under conditions of being 25-50 DEG C；Optionally, mixing speed for example can be but be not limited to 1000r/min,
1100r/min, 1200r/min, 1300r/min, 1400r/min or 1500r/min；Optionally, whipping temp for example can be with
For but be not limited to 25 DEG C, 30 DEG C, 35 DEG C, 40 DEG C, 45 DEG C or 50 DEG C；Optionally, mixing time for example can be but unlimited
In for 5min, 6min, 7min, 8min, 9min or 10min.
In one optionally embodiment, condition that the first filler and the first colorant are 25-50 DEG C in whipping temp
Under be stirred 10-15min；Optionally, whipping temp for example can be but be not limited to 25 DEG C, 30 DEG C, 35 DEG C, 40 DEG C, 45
DEG C or 50 DEG C；Optionally, mixing time for example can be but be not limited to 10min, 11min, 12min, 13min, 14min or
Person 15min.
In a preferred embodiment, epoxy resin, diluent and the first thixotropic agent stir in homogenizer
Then said mixture is transferred to after kneader and adds the first filler and the first colorant is stirred by resulting mixture again.
By by each component successively mixing, achieving the effect that mix dispersion evenly between each component, concrete crack is made to repair
Agent has more good performance.By advanced optimizing each technological parameter, the cement being prepared can also be advanced optimized and split
Stitch the performance of healant.
In certain embodiments of the present invention, component second is prepared as follows：First curing agent and toughener are mixed
Close uniform, the second thixotropic agent be then added and is uniformly mixed, finally add curing accelerator, the second filler, the second colorant and
Coupling agent is uniformly mixed.
In one optionally embodiment, curing agent and toughener low whipping speed is under conditions of 100-200r/min
Stir 5-8min；Optionally, mixing speed for example can be but be not limited to 100r/min, 120r/min, 150r/min,
180r/min or 200r/min；Optionally, mixing time for example can be but be not limited to 5min, 6min, 7min or
8min。
In one optionally embodiment, the second thixotropic agent low whipping speed stirs under conditions of being 1000-1500r/min
Mix 5-10min；Optionally, mixing speed for example can be but be not limited to 1000r/min, 1100r/min, 1200r/min,
1300r/min, 1400r/min or 1500r/min；Optionally, mixing time for example can be but be not limited to 5min,
6min, 7min, 8min, 9min or 10min.
In one optionally embodiment, curing accelerator, the second filler, the second colorant and coupling agent stir 10-
15min, such as can be but be not limited to 10min, 11min, 12min, 13min, 14min or 15min.
In a preferred embodiment, curing agent, toughener and the second thixotropic agent stir into homogenizer
Then said mixture is moved on to after kneader and adds curing accelerator, the second filler, the stirring of the second colorant by mixture again
Mixing.
Evenly by mixing dispersion between each component successively mixing is made each component, some are former when avoiding while mixing
Material, for example, with coupling agent, be easy with other raw materials generation competitive reaction caused by colorant or other raw materials mixing it is uneven,
Make concrete crack healant that there is more good performance.And technological parameter when by advanced optimizing mixing can be further
Improve the performance of concrete crack healant.
The present invention also provides purposes of the above-mentioned concrete crack healant in repairing road surface, and component first and component second are mixed
It closes and uses；It is preferred that according to weight ratio 1:1-3:1 is used in mixed way.Pass through independent component first well prepared in advance and component second, construction
When it is stirred evenly in proportion again, in construction using very convenient.The mixed proportion of component first and component second is preferably 1:
1, it is mixed proportion the most convenient in the construction process, need to only takes component first and the mixing of component second of equivalent.
The advantageous effect further illustrated the present invention with reference to preferred embodiment：
Embodiment 1
A kind of concrete crack healant and preparation method thereof is present embodiments provided, the raw material of the concrete crack healant is such as
Under：
Component first：
Epoxy resin：14 parts of 170 20 parts of epoxy resin and E51 epoxy resin；
Diluent：4 parts of C12-14 alkyl glycidyl ethers；
First filler：12 parts of 30 parts of powdered whiting, 10 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
First colorant：1 part of rutile type titanium white；
First thixotropic agent：1 part of 8 parts of organobentonite and hydrophobicity aerosil.
Component second：
First curing agent：Modified 16 parts of alicyclic ring amine hardener；
Second curing agent：9 parts of low molecular polyamides curing agent；
Toughener：6 parts of the strange scholar EC toughener of Jin Dao；
Curing accelerator：2,4,6,-three -0.5 part of (dimethylamino methyl) phenol；
Second filler：24 parts of 23 parts of blanc fixe, 14 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
Second colorant：0.2 part of colour black；
Second thixotropic agent：4.8 parts of 0.5 part of aerosil and organobentonite；
Coupling agent：2 parts of gamma-aminopropyl-triethoxy-silane.
The preparation process of the preparation method is as follows：
Component first：
(a) epoxy resin and diluent are precisely weighed according to the ratio, the use of homogenizer in rotating speed are 150r/min
Under the conditions of stir 7min；
(b) the first thixotropic agent is added according to the ratio, increases rotating speed and stirs 8min to 1200r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed the first filler and the first colorant according to the ratio
It is added in kneader and is stirred for 12min, the component first of concrete crack healant is made；
Above-mentioned steps (a)-(c) is carried out under conditions of 40 DEG C.
Component second：
(a) the first curing agent, the second curing agent and toughener are precisely weighed according to the ratio, using homogenizer in rotating speed
To stir 7min under conditions of 150r/min；
(b) the second thixotropic agent is added according to the ratio, increases rotating speed and stirs 8min to 1200r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed according to the ratio curing accelerator, the second filler,
Second colorant and coupling agent, which are added in kneader, is stirred for 12min, and the component second of concrete crack healant is made.
By component first and component second according to mass ratio 1 when use:1 is uniformly mixed i.e. usable.
Embodiment 2
A kind of concrete crack healant and preparation method thereof is present embodiments provided, the raw material of the concrete crack healant is such as
Under：
Component first：
Epoxy resin：170 30 parts of epoxy resin；
Diluent：1 part of 2 parts of benzyl glycidyl ether and benzyl alcohol；
First filler：15 parts of 23 parts of powdered whiting, 21 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
First colorant：0.5 part of rutile type titanium white；
First thixotropic agent：0.5 part of 7 parts of organobentonite and hydrophobicity aerosil.
Component second：
First curing agent：11 parts of 16 parts of modified alicyclic ring amine hardener and aromatic amine curing agent；
Second curing agent：9 parts of low molecular polyamides curing agent；
Toughener：5 parts of polysulfide rubber；
Curing accelerator：2,4,6,-three -1 part of (dimethylamino methyl) phenol；
Second filler：15 parts of 16 parts of blanc fixe, 21 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
Second colorant：0.3 part of colour black；
Second thixotropic agent：4 parts of 1 part of aerosil and organobentonite；
Coupling agent：0.3 part of gamma-aminopropyl-triethoxy-silane and isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters
0.4 part.
The preparation process of the preparation method is as follows：
Component first：
(a) epoxy resin and diluent are precisely weighed according to the ratio, the use of homogenizer in rotating speed are 100r/min
Under the conditions of stir 8min；
(b) the first thixotropic agent is added according to the ratio, increases rotating speed and stirs 10min to 1000r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed the first filler and the first colorant according to the ratio
It is added in kneader and is stirred for 10min, the component first of concrete crack healant is made；
Above-mentioned steps (a)-(c) is carried out under conditions of 50 DEG C.
Component second：
(a) the first curing agent, the second curing agent and toughener are precisely weighed according to the ratio, using homogenizer in rotating speed
To stir 5min under conditions of 200r/min；
(b) the second thixotropic agent is added according to the ratio, increases rotating speed and stirs 5min to 1500r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed according to the ratio curing accelerator, the second filler,
Second colorant and coupling agent, which are added in kneader, is stirred for 15min, and the component second of concrete crack healant is made.
By component first and component second according to mass ratio 2 when use:1 is uniformly mixed i.e. usable.
Embodiment 3
A kind of concrete crack healant and preparation method thereof is present embodiments provided, the raw material of the concrete crack healant is such as
Under：
Component first：
Epoxy resin：170 35 parts of epoxy resin；
Diluent：1 part of 2.5 parts of benzyl glycidyl ether and benzyl alcohol；
First filler：10 parts of 23 parts of powdered whiting, 10 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
First colorant：0.5 part of rutile type titanium white；
First thixotropic agent：1 part of 8 parts of organobentonite and hydrophobicity aerosil.
Component second：
First curing agent：Modified 15 parts of alicyclic ring amine hardener；
Second curing agent：7 parts of low molecular polyamides curing agent；
Toughener：5 parts of polysulfide rubber；
Curing accelerator：2,4,6,-three -0.1 part of (dimethylamino methyl) phenol；
Second filler：25 parts of 25 parts of blanc fixe, 21 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
Second colorant：0.3 part of colour black；
Second thixotropic agent：4.8 parts of 1 part of aerosil and organobentonite；
Coupling agent：1 part of gamma-aminopropyl-triethoxy-silane and isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters
0.7 part.
The preparation process of the preparation method is as follows：
Component first：
(a) epoxy resin and diluent are precisely weighed according to the ratio, the use of homogenizer in rotating speed are 200r/min
Under the conditions of stir 5min；
(b) the first thixotropic agent is added according to the ratio, increases rotating speed and stirs 5min to 1500r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed the first filler and the first colorant according to the ratio
It is added in kneader and is stirred for 15min, the component first of concrete crack healant is made；
Above-mentioned steps (a)-(c) is carried out under conditions of 35 DEG C.
Component second：
(a) the first curing agent, the second curing agent and toughener are precisely weighed according to the ratio, using homogenizer in rotating speed
To stir 8min under conditions of 100r/min；
(b) the second thixotropic agent is added according to the ratio, increases rotating speed and stirs 10min to 1000r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed according to the ratio curing accelerator, the second filler,
Second colorant and coupling agent, which are added in kneader, is stirred for 10min, and the component second of concrete crack healant is made.
By component first and component second according to mass ratio 3 when use:1 is uniformly mixed i.e. usable.
Embodiment 4
Present embodiments provide a kind of concrete crack healant and preparation method thereof, the raw material of the concrete crack healant with
Difference lies in the first filler includes following component to embodiment 1：32 parts of powdered whiting, 21 parts of 100-200 mesh quartz sand and
15 parts of 200-325 mesh quartz sand；Second filler includes following component：16 parts of blanc fixe, 14 parts of 100-200 mesh quartz sand and
15 parts of 200-325 mesh quartz sand.
The preparation process of the preparation method is as follows：
Component first：
(a) epoxy resin and diluent are precisely weighed according to the ratio, using homogenizer in the item that rotating speed is 50r/min
15min is stirred under part；
(b) the first thixotropic agent is added according to the ratio, increases rotating speed and stirs 3min to 1700r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed the first filler and the first colorant according to the ratio
It is added in kneader and is stirred for 5min, the component first of concrete crack healant is made；
Above-mentioned steps (a)-(c) is carried out under conditions of 30 DEG C.
Component second：
(a) the first curing agent, the second curing agent and toughener are precisely weighed according to the ratio, using homogenizer in rotating speed
To stir 3min under conditions of 300r/min；
(b) the second thixotropic agent is added according to the ratio, increases rotating speed and stirs 3min to 1700r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed according to the ratio curing accelerator, the second filler,
Second colorant and coupling agent, which are added in kneader, is stirred for 20min, and the component second of concrete crack healant is made.
By component first and component second according to mass ratio 1 when use:1 is uniformly mixed i.e. usable.
Embodiment 5
Present embodiments provide a kind of concrete crack healant and preparation method thereof, the raw material of the concrete crack healant with
Difference lies in the first filler includes following component to embodiment 1：26 parts of powdered whiting, 12 parts of 100-200 mesh quartz sand and
12 parts of 200-325 mesh quartz sand.
The preparation process of the preparation method is as follows：
Component first：
(a) epoxy resin and diluent are precisely weighed according to the ratio, the use of homogenizer in rotating speed are 300r/min
Under the conditions of stir 3min；
(b) the first thixotropic agent is added according to the ratio, increases rotating speed and stirs 15min to 800r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed the first filler and the first colorant according to the ratio
It is added in kneader and is stirred for 20min, the component first of concrete crack healant is made；
Above-mentioned steps (a)-(c) is carried out under conditions of 30 DEG C.
Component second：
(a) the first curing agent, the second curing agent and toughener are precisely weighed according to the ratio, using homogenizer in rotating speed
To stir 15min under conditions of 50r/min；
(b) the second thixotropic agent is added according to the ratio, increases rotating speed and stirs 15min to 800r/min, what is stirred evenly is mixed
Close object；
(c) said mixture is transferred in kneader and is stirred, be precisely weighed according to the ratio curing accelerator, the second filler,
Second colorant and coupling agent, which are added in kneader, is stirred for 5min, and the component second of concrete crack healant is made.
By component first and component second according to mass ratio 2 when use:1 is uniformly mixed i.e. usable.
Embodiment 6
A kind of concrete crack healant and preparation method thereof is present embodiments provided, difference lies in the water with embodiment 1
First filler of mud crack healant includes following component：30 parts of powdered whiting, 13 parts of 100-200 mesh quartz sand and 200-
325 13 parts of mesh quartz sands.The preparation process of the present embodiment with embodiment 1, when preparing use after component first and component second respectively by
According to component first and component second mass ratio 1:1 is uniformly mixed.
Comparative example 1
This comparative example provides a kind of concrete crack healant and preparation method thereof, and difference lies in cement with embodiment 1
The raw material of crack repairing agent is as follows：
Component first：
Epoxy resin：10 parts of 10 parts of Bisphenol F diglycidyl ether and propanepoxy resin；
Diluent：6 parts of dimethylbenzene；
First filler：8 parts of 60 parts of powdered whiting, 8 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
First colorant：2 parts of rutile type titanium white；
First thixotropic agent：2 parts of 2 parts of organobentonite and hydrophobicity aerosil.
Component second：
First curing agent：Modified 10 parts of alicyclic ring amine hardener；
Second curing agent：10 parts of low molecular polyamides curing agent；
Toughener：3 parts of the strange scholar EC toughener of Jin Dao；
Curing accelerator：2,4,6,-three -2 parts of (dimethylamino methyl) phenol；
Second filler：25 parts of 5 parts of blanc fixe, 5 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
Second colorant：0.1 part of colour black；
Second thixotropic agent：0.5 part of aerosil；
Coupling agent：0.5 part of gamma-aminopropyl-triethoxy-silane.
Comparative example 2
This comparative example provides a kind of concrete crack healant and preparation method thereof, and difference lies in cement with embodiment 1
The raw material of crack repairing agent is as follows：
Component first：
Epoxy resin：20 parts of 20 parts of Bisphenol F diglycidyl ether and propanepoxy resin；
Diluent：1 part of C12-14 alkyl glycidyl ethers；
First filler：20 parts of 10 parts of powdered whiting, 10 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
First colorant：0.1 part of rutile type titanium white；
First thixotropic agent：5 parts of 5 parts of organobentonite and hydrophobicity aerosil.
Component second：
First curing agent：Modified 30 parts of alicyclic ring amine hardener；
Second curing agent：5 parts of low molecular polyamides curing agent；
Toughener：10 parts of the strange scholar EC toughener of Jin Dao；
Curing accelerator：2,4,6,-three -2 parts of (dimethylamino methyl) phenol；
Second filler：30 parts of 30 parts of blanc fixe, 30 parts of 100-200 mesh quartz sand and 200-325 mesh quartz sand；
Second colorant：0.5 part of colour black；
Second thixotropic agent：5 parts of 5 parts of aerosil and organobentonite；
Coupling agent：4 parts of gamma-aminopropyl-triethoxy-silane.
Comparative example 3
The concrete crack that this comparative example provides a kind of preparation method of concrete crack healant and this method is prepared
Healant, difference lies in do not include coupling agent in the raw material of the concrete crack healant with embodiment 1.
Comparative example 4
The concrete crack that this comparative example provides a kind of preparation method of concrete crack healant and this method is prepared
Healant, difference lies in do not include the first thixotropic agent and the second thixotroping in the raw material of the concrete crack healant with embodiment 1
Agent.
Comparative example 5
The concrete crack that this comparative example provides a kind of preparation method of concrete crack healant and this method is prepared
Healant, with embodiment 1 difference lies in, when preparing component first by the raw material of component first in homogenizer with 500r/min
Stir 40min；The raw material of component second is stirred into 40min in homogenizer with 500r/min when preparing component second.
Performance test results
The performance test results for the concrete crack healant that embodiment 1-8 and comparative example 1-4 are provided are as shown in table 1, wherein
Steel uses GB50728-2011 Reinforcement of Engineering Structure material applications to the positive drawing adhesion strength and non-volatile content of C45 concrete
The method that security authentication specification annex G and annex H is provided detects.
1 performance test results of table
As can be seen from the above table, the non-volatile content (solid content) of concrete crack healant can be made using reactive diluent
Value it is higher, reduce the content of volatile substance, to reduce concrete crack healant to construction personnel health threat；
It can by the component proportion of optimizing raw material and the technological parameter of preparation it can be seen from embodiment 1-3 and other embodiment comparison
The positive drawing adhesion strength for improving concrete crack healant, improves the performance of healant；It is compared by comparative example 3 and other embodiment
As can be seen that epoxy resin and coupling agent, which are used in mixed way, can significantly increase positive drawing adhesion strength；By comparative example 4 and other embodiment
Comparison as can be seen that do not add will increase when thixotropic agent is stirred for stirring resistance cause to disperse between each raw material it is uneven, and
Crack is coarse after repairing, influences beauty；By the way that mixing each raw material component can carry successively in order it can be seen from comparative example 5
The performance of high healant.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of concrete crack healant, which is characterized in that the concrete crack healant includes component first and component second；
The component first is counted in parts by weight comprising 30-35 parts of epoxy resin, 3-4 parts of diluent, 43-68 parts of the first filler, the
0.5-9 parts of one 0.5-1 parts of colorant and the first thixotropic agent；
The component second is counted in parts by weight comprising 22-36 parts of curing agent, 5-6 parts of toughener, 0.1-1 parts of curing accelerator, the
0.7-2 parts of two 45-71 parts of fillers, 0.2-0.3 parts of the second colorant, 0.5-5.8 parts of the second thixotropic agent and coupling agent；
The epoxy resin includes propanepoxy resin and/or Bisphenol F diglycidyl ether.
2. concrete crack healant according to claim 1, which is characterized in that the component first is counted in parts by weight includes
34-35 parts of epoxy resin, 3-4 parts of diluent, 50-56 parts of the first filler, 0.5-1 parts of the first colorant and the first thixotropic agent 7.5-
9 parts；
The component second is counted in parts by weight comprising 22-25 parts of curing agent, 5-6 parts of toughener, 0.5-1 parts of curing accelerator, the
1.7-2 parts of two 52-61 parts of fillers, 0.2-0.3 parts of the second colorant, 5-5.3 parts of the second thixotropic agent and coupling agent；
Preferably, the component first is counted in parts by weight comprising 34 parts of epoxy resin, 4 parts of diluent, 52 parts of the first filler, first
9 parts of 1 part of colorant and the first thixotropic agent；
Preferably, the component second is counted in parts by weight comprising 25 parts of curing agent, 6 parts of toughener, 0.5 part of curing accelerator, the
2 parts of two 61 parts of fillers, 0.2 part of the second colorant, 5.3 parts of the second thixotropic agent and coupling agent.
3. concrete crack healant according to claim 1, which is characterized in that the coupling agent includes titanate coupling agent
And/or silane coupling agent；
Preferably, the titanate coupling agent includes isopropyl three (dioctylphyrophosphoric acid acyloxy) titanate esters；And/or the silicon
Alkane coupling agent includes gamma-aminopropyl-triethoxy-silane.
4. concrete crack healant according to claim 1, which is characterized in that first colorant includes white pigment
And/or white dye；And/or second colorant includes black pigment and/or black dyes；
Preferably, first colorant includes titanium dioxide；
Preferably, the titanium dioxide is rutile type titanium white；
Preferably, second colorant includes colour black.
5. concrete crack healant according to claim 1, which is characterized in that the diluent is reactive diluent；
Preferably, the reactive diluent includes in benzyl glycidyl ether, C12-14 alkyl glycidyl ethers and benzyl alcohol
It is one or more.
6. concrete crack healant according to claim 1, which is characterized in that first filler and the second filler include
Quartz sand；
Preferably, the quartz sand includes the quartz sand of 100-325 mesh；
Preferably, first filler also includes calcium carbonate, preferably powdered whiting；
Preferably, first filler is counted in parts by weight comprising 23-32 parts of powdered whiting, 100-200 mesh quartz sands 10-21
10-15 parts of part and 200-325 mesh quartz sands；
Preferably, second filler also includes blanc fixe；
Preferably, second filler is counted in parts by weight comprising 16-25 parts of blanc fixe, 14-21 parts of 100-200 mesh quartz sands
With 15-25 parts of 200-325 mesh quartz sands.
7. concrete crack healant according to claim 1, which is characterized in that first thixotropic agent and the second thixotropic agent
Including aerosil and/or organobentonite；
Preferably, it includes 0.5-1 parts of aerosil and/or organobentonite 7- that first thixotropic agent is counted in parts by weight
8 parts；
Preferably, it includes 0.5-1 parts of aerosil and/or organobentonite 3- that second thixotropic agent is counted in parts by weight
4.8 part；
Preferably, the aerosil is hydrophobicity aerosil.
8. concrete crack healant according to claim 1, which is characterized in that the curing agent include the first curing agent and
Second curing agent；
Preferably, first curing agent includes modified aliphatic cyclic amine and/or aromatic amine；
Preferably, second curing agent includes polyamide curing agent, further preferably low molecular polyamides curing agent.
9. the preparation method of the concrete crack healant described in a kind of any one of claim 1-8, which is characterized in that respectively will
Each raw material mixing in first and second components, obtains component first and component second；
Preferably, component first is prepared as follows：First epoxy resin and diluent are uniformly mixed, first is then added and touches
Become agent to be uniformly mixed, finally adds the first filler and the first colorant is uniformly mixed；
Preferably, epoxy resin and diluent low whipping speed are 100-200r/min, under conditions of whipping temp is 25-50 DEG C
Stir 5-8min；
Preferably, the first thixotropic agent low whipping speed is 1000-1500r/min, and whipping temp stirs under conditions of being 25-50 DEG C
5-10min；
Preferably, the first filler and the first colorant are stirred 10-15min under conditions of whipping temp is 25-50 DEG C；
Preferably, component second is prepared as follows：First curing agent and toughener are uniformly mixed, the second thixotroping is then added
Agent is uniformly mixed, and is finally added curing accelerator, the second filler, the second colorant and coupling agent and is uniformly mixed；
Preferably, curing agent and toughener low whipping speed stir 5-8min under conditions of being 100-200r/min；
Preferably, the second thixotropic agent low whipping speed stirs 5-10min under conditions of being 1000-1500r/min；
Preferably, curing accelerator, the second filler, the second colorant and coupling agent stir 10-15min.
10. purposes of the concrete crack healant in repairing road surface described in a kind of any one of claim 1-8, feature exist
In component first and component second are used in mixed way；It is preferred that according to weight ratio 1:1-3:1 is used in mixed way.
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| CN112300662A (en) * | 2020-11-06 | 2021-02-02 | 福建省高镖建材有限公司 | Anti-cracking coating and preparation method thereof |
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