CN109336526A - A kind of high-performance crack grout material and its application - Google Patents
A kind of high-performance crack grout material and its application Download PDFInfo
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- CN109336526A CN109336526A CN201811250374.3A CN201811250374A CN109336526A CN 109336526 A CN109336526 A CN 109336526A CN 201811250374 A CN201811250374 A CN 201811250374A CN 109336526 A CN109336526 A CN 109336526A
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- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
- C04B24/14—Peptides; Proteins; Derivatives thereof
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00663—Uses not provided for elsewhere in C04B2111/00 as filling material for cavities or the like
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
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- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/29—Frost-thaw resistance
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/70—Grouts, e.g. injection mixtures for cables for prestressed concrete
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/72—Repairing or restoring existing buildings or building materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Sealing Material Composition (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
The invention discloses a kind of high-performance crack grout material and its applications, it is related to grout material technical field, this kind of grout material includes following raw material: complex cement, multiple emulsion, pearlife, halloysite clay, sepiolite cashmere, epoxychloropropane grafting, copolymerization and modification gelatine, fibrous eakleite, composite water-repellent, composite coupler, composite glue powder.Crack grout material of the invention has excellent slurry performance, bond performance, processing performance and resistance to construction subzero temperature effect propety, and environment adapts to by force, and proof stress intensity is high, has broad application prospects.
Description
Technical field
The present invention relates to grout material technical fields, and in particular to a kind of high-performance crack grout material and its application.
Background technique
Traffic in recent years cause is grown rapidly, and national total mileage of highway reaches more than 400 ten thousand kilometers.With highway service life
Increase and various complexity geological environment, the load of vehicle increase, highway bridge damage it is increasingly severe.In order to extend
The service life of highway bridge ensures the normal pass ability of highway, we are badly in need of seeking the coagulation that a kind of performance is comprehensive, excellent
Soil cracking stitches repair materials.Existing Concrete crack repair material is various in style, including injecting glue class and cement base class, but because of former material
Material, formula and fabricating technology are monopolized by internationalization major company individually, and existing market forms independent intellectual property right not yet
Cracks on Concrete Bridge repair materials, it is strength character, application property in injecting glue and healant application process produced, resistance to old
The indexs such as the property changed are all to be improved, and then a place is caused to be repaired repeatedly, greatly waste of manpower, material resources and financial resources.
The patent application of Publication No. CN106630926B discloses a kind of composite material of selfreparing Bridge Crack, packet
Include the raw material of following parts by weight: 80-100 parts of portland cement, 1-20 parts of sodium citrate, 12-18 parts of basalt fibre, MC120
4-16 parts of curing agent powder, 4-18 parts of tetraethylenepentamine curing agent, 20-40 parts of quartz sand, 1-8 parts of sodium benzoate, phosphate 10-
30 parts, 1-5 parts of sulphur, 2-8 parts of oxychloride lithium, 10-20 parts of epoxy resin；This kind of composite material has good durability, but
It is that its waterproofness is poor, application is restricted.
The patent application of Publication No. CN106336170A discloses a kind of concrete product crack repair materials, according to
Mass fraction meter includes following components: 45-60 parts of epoxy acrylic resin, 15-19 parts of aluminium calcium sulfate, and 20-30 parts of gypsum, lime stone
5-12 parts, 10-20 parts of hydroxymethyl cellulose, 15-32 parts of portland cement, 4-10 parts of sodium metasilicate, 5-20 parts of silica 1, benzene
3-9 parts of sodium formate, 8-15 parts of tributyl phosphate.This kind of concrete product crack repair materials have good impervious and use
Service life, but its strength character is poor, application is restricted.
Summary of the invention
The purpose of the present invention is to provide a kind of high-performance crack grout material and its application, this kind of crack grout material is comprehensive
Can be excellent, application is good.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of high-performance crack grout material is made of following raw material according to parts by weight:
92 parts of complex cement；
9 parts of multiple emulsion；
15 parts of pearlife；
12 parts of halloysite clay；
6 parts of sepiolite cashmere；
5 parts of epoxychloropropane grafting, copolymerization and modification gelatine；
10 parts of eakleite；
2 parts of composite water-repellent；
3 parts of composite coupler；
5 parts of composite glue powder；
Above-mentioned composite glue powder is that 3:2 merges to obtain according to mass ratio for watt gram latex powder 5044N, JYM-087B type rubber powder
's.
Further, above-mentioned hydrophober be SHP-50 type hydrophober, two kinds of ingredients of Z70 lotion according to mass ratio be (2-3):
What (1-2) merging obtained.
Further, above-mentioned coupling agent is isobutyl triethoxy silane, anti-settling Aluminate ASA, lignin coupling
Three kinds of ingredients of agent are according to mass ratio (3-5): (1-3): (1-3) merging obtains.
Further, above-mentioned crack grout material the preparation method is as follows:
Step 1: sepiolite cashmere is respectively chopped to length is that 5mm, 3mm, 1mm, 0.5mm, 0.1mm are stand-by；
Step 2: halloysite clay and eakleite being mixed, smashing and grinding is placed in 150 μm, then by the material after grinding
In the liquor natrii hypochloritis that mass fraction is 1.75%, it is ultrasonically treated 80min under the conditions of temperature is 42 DEG C, solid-liquid ratio is 1:5,
The frequency of ultrasonic wave is 35KHz, sound intensity 0.25W/cm2, filter, wash after being cooled to room temperature, is dry, and being 280 in temperature
30min is roasted under the conditions of DEG C, when it naturally cools to 60 DEG C, heat preservation for standby use；
Step 3: first taking complex cement, multiple emulsion to be added in batch mixer and 8min is mixed, then by pearlife, step
1 chopped sepiolite cashmere, the halloysite clay of step 2 and eakleite, which are added to jointly in batch mixer, to be continued to stir 25min, most
Afterwards under agitation, composite water-repellent, composite coupler, composite glue powder and epoxychloropropane graft copolymerization is sequentially added to change
Property gelatine stir 75min.
Further, above-mentioned complex cement is CA-70 aluminate cement, 42.5 Portland pozzolana cement of strength grade
Two kinds of ingredients are what 2:7 merged according to mass ratio.
Further, it according to mass ratio is that 3:2 merges that above-mentioned multiple emulsion, which is two kinds of silicone acrylic emulsion, chlorine partial emulsion ingredients,
It arrives.
Further, above-mentioned epoxychloropropane grafting, copolymerization and modification gelatine is the preparation method is as follows: taking mass ratio is the bone of 1:1
Collagen material is mixed with magnetized water, swells in gelatine raw material sufficiently in magnetized water, and under stirring condition, matter is added dropwise
The mixed acid solution that score is 36% is measured, mixed acid solution is the hydrochloric acid of 5.5mol/L and the lemon of 4mol/L by molar concentration
Acid composition, after being added dropwise, stirs 10min under conditions of revolving speed is 1000r/min, temperature is 44 DEG C, drips after stirring
Add the epoxychloropropane for being equivalent to gelatine quality 10% to mix, it is total to carry out radiation grafting in 60Co- gamma Rays field later
It is poly-, radiation intensity 0.3kGy/h, dose of radiation 1.0kGy.
Further, above-mentioned composite water-repellent is that two kinds of SHP-50 type hydrophober, Z70 lotion ingredients are according to mass ratio
What 3:2 merged.
Further, above-mentioned composite coupler be isobutyl triethoxy silane, it is anti-settling Aluminate ASA, wooden
Three kinds of ingredients of plain coupling agent are what 5:3:3 merged according to mass ratio.
Above-mentioned high-performance crack grout material can be applied in field in building, road, bridge.
The present invention have it is following the utility model has the advantages that
The present invention passes through the exploration and improvement of fracture grout material raw materials for production and preparation method, with CA-70 aluminic acid salt water
Mud and 42.5 grades of strength grade, two kinds of Portland pozzolana cement composite cement are base-material, select pearlife, galapectite viscous
Soil, sepiolite cashmere, fibrous eakleite are filler addition, compatibility epoxychloropropane grafting, copolymerization and modification gelatine, lotion, rubber powder
And the cooperative interaction of auxiliary agent, so that final slurry obtained is had following design feature, and reached following effect: different
The sepiolite cashmere staple fiber of length random distribution in slurry system, the three-dimensional net structure dispersion internal structure of formation are answered
Power enhances the slurry performance of slurry significantly, improves the compression strength of slurry consolidated structures, tensile splitting strength and anti-
Roll over intensity；The epoxychloropropane grafting, copolymerization and modification gelatine of addition can greatly enhance the interface bond strength of slurry, improve glutinous
Tie performance；In addition, crack grout material good fluidity of the invention, shrinking percentage is low, zero bleeding, and construction operable time is long, waterproof
Freeze-thawing resistant is suitble to the fracture width of 2.5-5.0mm, has preferable processing performance, and environment adapts to by force, and application is extensive, city
Field has a extensive future.
Specific embodiment
Below with reference to embodiment, further description of the specific embodiments of the present invention, and following embodiment is only used for more
Technical solution of the present invention is clearly demonstrated, and not intended to limit the protection scope of the present invention.
It all raw materials in embodiment and its produces composition and can be obtained by disclosed commercially available channel；
Embodiment 1
The present embodiment is related to a kind of high-performance crack grout material, this kind of crack grout material is by following original according to parts by weight
Material composition:
76 parts of complex cement；
7 parts of multiple emulsion；
10 parts of pearlife；
8 parts of halloysite clay；
4 parts of sepiolite cashmere；
3 parts of epoxychloropropane grafting, copolymerization and modification gelatine；
6 parts of eakleite；
1 part of composite water-repellent；
2 parts of composite coupler；
3 parts of composite glue powder；
Complex cement, multiple emulsion, epoxychloropropane grafting, copolymerization and modification gelatine, composite water-repellent in the present embodiment,
It the selection of composite coupler and composite glue powder and produces as shown in table 1 below:
Table 1
The preparation method of crack grout material substantially follows the steps below in the present embodiment:
Step 1: sepiolite cashmere is respectively chopped to length is that 5mm, 3mm, 1mm, 0.5mm, 0.1mm are stand-by；
Step 2: halloysite clay and eakleite being mixed, smashing and grinding is placed in 100 μm, then by the material after grinding
In the liquor natrii hypochloritis that mass fraction is 1.35%, it is ultrasonically treated under the conditions of temperature is 38 DEG C, solid-liquid ratio is 1:5
100min, the frequency of ultrasonic wave are 25KHz, sound intensity 0.15W/cm2, filter, wash after being cooled to room temperature, is dry, and in temperature
Degree roasts 35min under the conditions of being 260 DEG C, when it naturally cools to 50 DEG C, heat preservation for standby use；
Step 3: first taking complex cement, multiple emulsion to be added in batch mixer and 7min is mixed, then by pearlife, step
1 chopped sepiolite cashmere, the halloysite clay of step 2 and eakleite, which are added to jointly in batch mixer, to be continued to stir 20min, most
Afterwards under agitation, composite water-repellent, composite coupler, composite glue powder and epoxychloropropane graft copolymerization is sequentially added to change
Property gelatine stir 65min.
Embodiment 2
The present embodiment is related to a kind of high-performance crack grout material, this kind of crack grout material is by following original according to parts by weight
Material composition:
84 parts of complex cement；
8 parts of multiple emulsion；
12 parts of pearlife；
10 parts of halloysite clay；
5 parts of sepiolite cashmere；
4 parts of epoxychloropropane grafting, copolymerization and modification gelatine；
8 parts of eakleite；
1.5 parts of composite water-repellent；
2.5 parts of composite coupler；
4 parts of composite glue powder；
Complex cement, multiple emulsion, epoxychloropropane grafting, copolymerization and modification gelatine, composite water-repellent in the present embodiment,
It the selection of composite coupler and composite glue powder and produces as shown in table 2 below:
Table 2
The preparation method of crack grout material substantially follows the steps below in the present embodiment:
Step 1: sepiolite cashmere is respectively chopped to length is that 5mm, 3mm, 1mm, 0.5mm, 0.1mm are stand-by；
Step 2: halloysite clay and eakleite being mixed, smashing and grinding is placed in 120 μm, then by the material after grinding
In the liquor natrii hypochloritis that mass fraction is 1.55%, it is ultrasonically treated 90min under the conditions of temperature is 40 DEG C, solid-liquid ratio is 1:5,
The frequency of ultrasonic wave is 30KHz, sound intensity 0.2W/cm2, filter, wash after being cooled to room temperature, is dry, and being 270 DEG C in temperature
Under the conditions of roast 32min, when it naturally cools to 55 DEG C, heat preservation for standby use；
Step 3: first take complex cement, multiple emulsion to be added in batch mixer and 7.5min be mixed, then by pearlife, step
Rapid 1 chopped sepiolite cashmere, the halloysite clay of step 2 and eakleite are added to jointly and continue to stir in batch mixer
22.5min finally under agitation sequentially adds composite water-repellent, composite coupler, composite glue powder and epoxychloropropane
Grafting, copolymerization and modification gelatine stirs 70min.
Embodiment 3
The present embodiment is related to a kind of high-performance crack grout material, this kind of crack grout material is by following original according to parts by weight
Material composition:
92 parts of complex cement；
9 parts of multiple emulsion；
15 parts of pearlife；
12 parts of halloysite clay；
6 parts of sepiolite cashmere；
5 parts of epoxychloropropane grafting, copolymerization and modification gelatine；
10 parts of eakleite；
2 parts of composite water-repellent；
3 parts of composite coupler；
5 parts of composite glue powder；
Complex cement, multiple emulsion, epoxychloropropane grafting, copolymerization and modification gelatine, composite water-repellent in the present embodiment,
It the selection of composite coupler and composite glue powder and produces as shown in table 3 below:
Table 3
The preparation method of crack grout material substantially follows the steps below in the present embodiment:
Step 1: sepiolite cashmere is respectively chopped to length is that 5mm, 3mm, 1mm, 0.5mm, 0.1mm are stand-by；
Step 2: halloysite clay and eakleite being mixed, smashing and grinding is placed in 150 μm, then by the material after grinding
In the liquor natrii hypochloritis that mass fraction is 1.75%, it is ultrasonically treated 80min under the conditions of temperature is 42 DEG C, solid-liquid ratio is 1:5,
The frequency of ultrasonic wave is 35KHz, sound intensity 0.25W/cm2, filter, wash after being cooled to room temperature, is dry, and being 280 in temperature
30min is roasted under the conditions of DEG C, when it naturally cools to 60 DEG C, heat preservation for standby use；
Step 3: first taking complex cement, multiple emulsion to be added in batch mixer and 8min is mixed, then by pearlife, step
1 chopped sepiolite cashmere, the halloysite clay of step 2 and eakleite, which are added to jointly in batch mixer, to be continued to stir 25min, most
Afterwards under agitation, composite water-repellent, composite coupler, composite glue powder and epoxychloropropane graft copolymerization is sequentially added to change
Property gelatine stir 75min.
Comparative example group
"-" indicates that the reduction of certain ingredient in above-described embodiment uses in the following table 4；
Table 4
Comparative example 6
This comparative example is related to a kind of crack grout material, and relative to above-described embodiment 3, there is only following differences:
Complex cement is changed into strength grade 42.5 Portland pozzolana cement list composition.
Comparative example 7
This comparative example is related to a kind of crack grout material, and relative to above-described embodiment 3, there is only following differences:
Multiple emulsion is changed into silicone acrylic emulsion list composition.
Comparative example 8
This comparative example is related to a kind of crack grout material, relative to above-described embodiment 1, there is only in composite water-repellent respectively at
The mass ratio divided is different；
The mass ratio of each ingredient of composite water-repellent in this comparative example are as follows: SHP-50 type hydrophober: Z70 lotion=1:1.
Comparative example 9
This comparative example is related to a kind of crack grout material, and relative to above-described embodiment 1, there is only following differences:
Composite coupler is changed into Silane coupling agent KH550.
Comparative example 10
This comparative example is related to a kind of crack grout material, and relative to above-described embodiment 1, there is only ingredients each in composite glue powder
Mass ratio it is different；
The mass ratio of each ingredient of composite glue powder in this comparative example are as follows: watt gram latex powder 5044N:JYM-087B type rubber powder=1:
2。
Comparative example 11
This comparative example is related to a kind of crack grout material, and relative to above-described embodiment 2, there is only the preparation sides of thermal insulation material
Method is different；
This comparative example crack grout material the preparation method is as follows:
Step 1: it is that 1mm is stand-by that sepiolite cashmere, which is chopped to length,；
Step 2: with embodiment 2；
Step 3: with embodiment 2.
Comparative example 12
This comparative example is related to a kind of crack grout material, and relative to above-described embodiment 2, there is only the preparation sides of thermal insulation material
Method is different；
This comparative example crack grout material the preparation method is as follows:
Step 1: with embodiment 2；
Step 2: halloysite clay and eakleite being mixed, smashed and ground to 120 μm；
Step 3: with embodiment 2.
Comparative example 13
This comparative example is related to a kind of crack grout material, and relative to above-described embodiment 2, there is only the preparation sides of thermal insulation material
Method is different；
This comparative example crack grout material the preparation method is as follows:
Step 1: with embodiment 2；
Step 2: with embodiment 2；
Step 3: by the chopped sepiolite cashmere of step 1, the halloysite clay of step 2 and eakleite and other all
Raw material is delivered to stirring 100min in batch mixer jointly.
Comparative example 14
A kind of composite material of selfreparing Bridge Crack, the raw material including following parts by weight: 80-100 parts of portland cement,
1-20 parts of sodium citrate, 12-18 parts of basalt fibre, 4-16 parts of MC120 curing agent powder, tetraethylenepentamine curing agent 4-18
Part, 20-40 parts of quartz sand, 1-8 parts of sodium benzoate, 10-30 parts of phosphate, 1-5 parts of sulphur, 2-8 parts of oxychloride lithium, epoxy resin
10-20 parts.
Performance detection
For the beneficial effect for verifying the present invention, the crack grout material test product in above-described embodiment 1-3 and comparative example 1-14 is taken,
(the test product crack grout material of embodiment 1-3 uses #1-#3 table in table 5 and table 6 for the performance indicator detection of progress such as the following table 5 and table 6
Show, the test product crack grout material of comparative example 1-14 is indicated using &1-&14).
1., the testing conditions of compression strength it is as follows:
Using 40mm × 40mm × 160mm test specimen, by method as defined in GB/T17671 (23 ± 2) DEG C, (50 ±
5) it is detected under the conditions of %RH.
2., the testing conditions of tensile splitting strength it is as follows:
It is detected using sample dimensions as defined in 50728 annex E of GB and test method.
3., the testing conditions of flexural strength it is as follows:
It is detected using sample dimensions as defined in 50728 annex S of GB and test method.
4., steel it is as follows to the testing conditions of the normal bonding strength of C45 concrete:
It is detected using sample dimensions as defined in 50728 annex G of GB and test method.
5., the testing conditions of fluidity it is as follows:
It is detected using sample dimensions as defined in GB/T 50448 and test method.
6., the testing conditions of vertical expansion ratio it is as follows:
It is detected using sample dimensions as defined in GB/T 7123 and test method.
7., the testing conditions of bleeding rate it is as follows:
It is detected using sample dimensions as defined in GB/T 50448 and GB/T 50119 and test method.
8., 25 DEG C measurement operable times testing conditions it is as follows:
It is detected using sample dimensions as defined in GB/T 50080 and test method.
9. the testing conditions of resistance to construction subzero temperature effect propety are as follows:
It is detected using curing condition as defined in GB/T 50448 and test method.
Table 5
Table 6
Illustrate: (- 7+28) indicates that 7d is conserved under defined subzero temperature turns standard curing 28d again, and the rest may be inferred by analogy.
In conjunction with upper table 5 and table 6 it follows that crack grout material of the invention is in raw materials for production selection and preparation method
It is worthy of careful study, component, content and the preparation method of crack grout material are that scheme is split as a whole to solve current bridge
Stitch deficiency of the grout material in all respects in performance, the data analysis from above-mentioned table it is not difficult to find out that, the collaboration between material composition is mutual
Effect is so that finished product crack grout material of the invention is acted in slurry performance, bond performance, processing performance and resistance to construction subzero temperature
Performance etc. is promoted significantly, and environment adapts to by force, and proof stress intensity is high, and the application for substantially increasing crack grout material of the present invention is led
Domain and prospect can satisfy current and urgent being essential of market, bridge field of road traffic to high-performance crack grout material in the future
It asks, pushes social development.
Due to the requirement of the mentality of designing and goal of the invention of crack grout material of the present invention, component selection and content of the invention
Selection right and wrong are it will be apparent that those skilled in the art combine the prior art that can readily occur in absolutely not.This is in crack of the present invention
There is further embodiment in the preparation method of grout material, it can be seen that, the present invention is in preparation method in conjunction with the embodiment of the present invention
It is upper that raw material is added using gradation in batches, rather than be that the prior art is conventional and be added at one time (such as comparative example 13), this technique
It is to be adapted with the special proportion of grout material raw materials for production component in crack of the present invention, only uses this technique, could ensure
Excellent characteristics possessed by the crack grout material finally prepared.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of high-performance crack grout material, which is characterized in that be made of following raw material according to parts by weight:
92 parts of complex cement；
9 parts of multiple emulsion；
15 parts of pearlife；
12 parts of halloysite clay；
6 parts of sepiolite cashmere；
5 parts of epoxychloropropane grafting, copolymerization and modification gelatine；
10 parts of eakleite；
2 parts of composite water-repellent；
3 parts of composite coupler；
5 parts of composite glue powder；
The composite glue powder is what 3:2 merged according to mass ratio for watt gram latex powder 5044N, JYM-087B type rubber powder.
2. a kind of high-performance crack grout material according to claim 1, which is characterized in that the hydrophober is SHP-50 type
Two kinds of hydrophober, Z70 lotion ingredients are according to mass ratio (2-3): (1-2) merging obtains.
3. a kind of high-performance crack grout material according to claim 1, which is characterized in that the coupling agent is isobutyl group three
Three kinds of Ethoxysilane, anti-settling Aluminate ASA, lignin coupling agent ingredients are (3-5): (1-3): (1- according to mass ratio
3) merging obtains.
4. a kind of high-performance crack grout material according to claim 1, which is characterized in that the preparation of the crack grout material
Method is as follows:
Step 1: sepiolite cashmere is respectively chopped to length is that 5mm, 3mm, 1mm, 0.5mm, 0.1mm are stand-by；
Step 2: halloysite clay and eakleite being mixed, smashing and grinding is placed in quality to 150 μm, then by the material after grinding
In the liquor natrii hypochloritis that score is 1.75%, it is ultrasonically treated 80min under the conditions of temperature is 42 DEG C, solid-liquid ratio is 1:5, ultrasound
The frequency of wave is 35KHz, sound intensity 0.25W/cm2, filter, wash after being cooled to room temperature, is dry, and being 280 DEG C of items in temperature
30min is roasted under part, when it naturally cools to 60 DEG C, heat preservation for standby use；
Step 3: first taking complex cement, multiple emulsion to be added in batch mixer 8min is mixed, then by pearlife, step 1
Chopped sepiolite cashmere, the halloysite clay of step 2 and eakleite, which are added to jointly in batch mixer, to be continued to stir 25min, finally
Under agitation, composite water-repellent, composite coupler, composite glue powder and epoxychloropropane grafting, copolymerization and modification are sequentially added
Gelatine stirs 75min.
5. a kind of high-performance crack grout material according to claim 4, which is characterized in that the complex cement is CA-70
Aluminate cement, 42.5 Portland pozzolana cement of strength grade, two kinds of ingredients are what 2:7 merged according to mass ratio.
6. a kind of high-performance crack grout material according to claim 5, which is characterized in that the multiple emulsion is the third cream of silicon
Two kinds of liquid, chlorine partial emulsion ingredients are what 3:2 merged according to mass ratio.
7. a kind of high-performance crack grout material according to claim 6, which is characterized in that the epoxychloropropane grafting is altogether
Poly- Modify bone glue the preparation method is as follows: take mass ratio be 1:1 gelatine raw material mixed with magnetized water, make gelatine under ultrasonication
Raw material is sufficiently swollen in magnetized water, under stirring condition, be added dropwise mass fraction be 36% mixed acid solution, mixed acid solution by
Molar concentration be 5.5mol/L hydrochloric acid and 4mol/L citric acid composition, after being added dropwise, revolving speed be 1000r/min,
Temperature stirs 10min under conditions of being 44 DEG C, and the epoxychloropropane mixing for being equivalent to gelatine quality 10% is added dropwise after stirring,
Radiation graft copolymerization is carried out in 60Co- gamma Rays field later, radiation intensity 0.3kGy/h, dose of radiation are
1.0kGy。
8. a kind of high-performance crack grout material according to claim 7, which is characterized in that the composite water-repellent is SHP-
Two kinds of 50 type hydrophober, Z70 lotion ingredients are what 3:2 merged according to mass ratio.
9. a kind of high-performance crack grout material according to claim 8, which is characterized in that the composite coupler is isobutyl
Three kinds of ethyl triethoxy silicane alkane, anti-settling Aluminate ASA, lignin coupling agent ingredients are that 5:3:3 merges according to mass ratio
It arrives.
10. a kind of -9 described in any item high-performance cracks grout materials according to claim 1 are in building, road, bridge field
Application.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111620634A (en) * | 2020-06-10 | 2020-09-04 | 合肥星道新材料科技有限公司 | High-performance crack grouting material and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106630926A (en) * | 2016-12-28 | 2017-05-10 | 鲁东大学 | Composite material for self-repairing bridge cracks and preparation method thereof |
| CN108585697A (en) * | 2018-07-11 | 2018-09-28 | 合肥梵腾环保科技有限公司 | A kind of high temperature resistant ungauged regions early-strength grouting material and its application |
| CN108623264A (en) * | 2018-07-11 | 2018-10-09 | 合肥梵腾环保科技有限公司 | A kind of fast hard non-corroding strength cement-based grouting material |
-
2018
- 2018-10-25 CN CN201811250374.3A patent/CN109336526A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106630926A (en) * | 2016-12-28 | 2017-05-10 | 鲁东大学 | Composite material for self-repairing bridge cracks and preparation method thereof |
| CN108585697A (en) * | 2018-07-11 | 2018-09-28 | 合肥梵腾环保科技有限公司 | A kind of high temperature resistant ungauged regions early-strength grouting material and its application |
| CN108623264A (en) * | 2018-07-11 | 2018-10-09 | 合肥梵腾环保科技有限公司 | A kind of fast hard non-corroding strength cement-based grouting material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111620634A (en) * | 2020-06-10 | 2020-09-04 | 合肥星道新材料科技有限公司 | High-performance crack grouting material and application thereof |
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