CN107352856B - A kind of airfield pavement patching material and preparation method thereof - Google Patents
A kind of airfield pavement patching material and preparation method thereof Download PDFInfo
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- CN107352856B CN107352856B CN201710609431.1A CN201710609431A CN107352856B CN 107352856 B CN107352856 B CN 107352856B CN 201710609431 A CN201710609431 A CN 201710609431A CN 107352856 B CN107352856 B CN 107352856B
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- Prior art keywords
- patching material
- ester
- performed polymer
- airfield pavement
- trialkoxy silane
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Classifications
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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
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/30—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Other silicon-containing organic compounds; Boron-organic compounds
- C04B26/32—Compounds having one or more carbon-to-metal or carbon-to-silicon linkages ; Other silicon-containing organic compounds; Boron-organic compounds containing silicon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
-
- 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
-
- 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
Abstract
The present invention relates to a kind of airfield pavement patching materials, the patching material is made of the following components: the ester-vinyl base trialkoxy silane copolymer performed polymer formed by the copolyreaction of acrylate monomer and vinyl trialkyl oxysilane monomer, viscosity 50cP-150cP；Composite solidified accelerator；Fine aggregate；And antioxidant.The present invention also provides a kind of methods for preparing above-mentioned airfield pavement patching material.The beneficial effects of the present invention are the microscopic checks that efficiently can be repaired or even be eliminated because of Frozen-thawed cycled generation, and not only can guarantee the good concrete castability of patching material but also can provide fast curing properties.
Description
Technical field
The present invention relates to microscopic checks of airport pavement repairing technique fields.In particular it relates to a kind of quickly solid
Hydrophobicity airfield pavement patching material of change and preparation method thereof.
Background technique
Airfield pavement structure in the long-term use process because be subjected to naturally and it is artificial caused by Frozen-thawed cycled etc. make
With, it may appear that the lesser microscopic checks of a large amount of width.Especially a large amount of uses of snow melt deicer make while snow melt deicing
Airfield pavement surface layer loses rapidly heat, leads to penetrate into the moisture inside airfield pavement and freezes, volume becomes larger, to cause
Microscopic checks or the extension for aggravating microscopic checks.
The microscopic checks caused by repairing or eliminating because of Frozen-thawed cycled, there is no in the industry effective solution method at present.For
This, this field still need develop it is a kind of can repairing even be eliminated because of Frozen-thawed cycled caused by microscopic checks airfield pavement repairing
Material and preparation method thereof.
Summary of the invention
Purpose of the present invention is to provide a kind of quick-setting hydrophobicity airfield pavement patching materials, to solve existing
The problems in technology.The present invention makes hydrophobic vinyl trialkoxy silane monomer and acrylate list by conventional method first
Body is copolymerized, and obtains the ester-vinyl base trialkoxy silane copolymer performed polymer that viscosity is 50cP-150cP,
Then the copolymer performed polymer is mixed with specific composite solidified accelerator, fine aggregate and antioxidant to get one kind is arrived
Can repairing even be eliminated because Frozen-thawed cycled generate microscopic checks can quick-setting hydrophobicity airfield pavement patching material.
Because introducing hydrophobic vinyl trialkoxy silane monomer in patching material, with repairing material as described herein
After material is repaired, the hydrophobicity of airfield pavement structure increases, it is not easy to residual moisture, therefore can efficiently repair or even
Eliminate the microscopic checks generated by Frozen-thawed cycled.In addition, passing through the viscosity of strict control copolymer prepolymer and selecting compound
Curing accelerator not only can guarantee the good concrete castability of patching material but also can provide fast curing properties.
The object of the invention is also to provide a kind of methods for preparing quick-setting hydrophobicity airfield pavement patching material.
To achieve the goals above, the present invention provides following technical proposals.
In the first aspect, the present invention provides a kind of airfield pavement patching material, and the patching material is by following component systems
At: the ester-vinyl base three formed by the copolyreaction of acrylate monomer and vinyl trialkyl oxysilane monomer
Alkoxyl silicone alkyl copolymer performed polymer, viscosity 50cP-150cP；Composite solidified accelerator；Fine aggregate；And antioxidant.
In a kind of embodiment of first aspect, the acrylate monomer includes methyl acrylate, methacrylic acid
One or more of methyl esters, ethyl acrylate or ethyl methacrylate.
In the another embodiment of first aspect, the vinyl trialkyl oxysilane monomer includes vinyl front three
Oxysilane and/or vinyltriethoxysilane.
In the another embodiment of first aspect, the composite solidified accelerator is by dimethylaniline, tin dilaurate
Dibutyl tin and sulfonic acid composition, and the sulfonic acid includes benzene sulfonic acid or toluenesulfonic acid.
In the another embodiment of first aspect, the patching material includes the ester-vinyl of 100 parts by weight
Base trialkoxy silane copolymer performed polymer；The composite solidified accelerator of 10-20 parts by weight；The fine aggregate of 200-400 parts by weight；
And the antioxidant of 0.5-2 parts by weight.
In the another embodiment of first aspect, the composite solidified accelerator includes dimethylaniline, two laurels
Sour dibutyl tin and p-methyl benzenesulfonic acid, and three's weight ratio is 1:(0.1-0.5): (0.1-0.2).
In second aspect, the present invention provides a kind of side of airfield pavement patching material prepared as described in relation to the first aspect
Method, the method includes the following steps:
(1) ester-vinyl base trialkoxy silane copolymer performed polymer is prepared by a conventional method, by its viscosity control
It is made as 50cP-150cP, after reaching required viscosity, takes out ester-vinyl base trialkoxy silane copolymer performed polymer simultaneously
It is cooled to room temperature spare；
(2) the ester-vinyl base trialkoxy silane copolymer performed polymer of step (1) preparation and composite curing are promoted
It is stirred evenly into agent, fine aggregate and antioxidant to get airfield pavement patching material as described in relation to the first aspect is arrived.
In a kind of embodiment of second aspect, the step (1) includes according to required weight ratio, by acrylate
Monomer, vinyl trialkyl oxysilane monomer, dibenzoyl peroxide, lauryl mercaptan and dibutyl phthalate are added to second
Raolical polymerizable is carried out in glycol monobutyl ether or n-butanol, and when reaction system viscosity increases to 50cP-150cP,
It takes out reactant and obtains ester-vinyl base trialkoxy silane copolymer performed polymer, and by ester-vinyl base three
Alkoxyl silicone alkyl copolymer performed polymer is cooled to room temperature spare.
Compared with prior art, the beneficial effects of the present invention are: (1) because in patching material introduce hydrophobicity at
Point, it efficiently can repair or even be eliminated the microscopic checks generated by Frozen-thawed cycled；(2) pass through strict control copolymer prepolymer
Viscosity and selected composite solidified accelerator, not only can guarantee the good concrete castability of patching material but also rapidly-curable can be provided
Energy.
Specific embodiment
Below in conjunction with the embodiment of the present invention, clear and complete description is carried out to technical solution of the present invention.
Purpose of the present invention is to provide one kind can quick-setting hydrophobicity airfield pavement patching material and its preparation side
Method, to solve the technical problems existing in the prior art.
The present invention first sends out by conventional method hydrophobic vinyl trialkoxy silane monomer and acrylate monomer
Give birth to copolyreaction to obtain the ester-vinyl base trialkoxy silane copolymer performed polymer that viscosity is 50cP-100cP, so
The copolymer performed polymer is mixed with specific composite solidified accelerator, fine aggregate and antioxidant afterwards to get a kind of energy is arrived
Repairing even is eliminated the quick-setting hydrophobicity airfield pavement patching material of the microscopic checks generated by Frozen-thawed cycled.
In the first aspect, the present invention provides a kind of airfield pavement patching material, and the patching material is by following component systems
At: the ester-vinyl base three formed by the copolyreaction of acrylate monomer and vinyl trialkyl oxysilane monomer
Alkoxyl silicone alkyl copolymer performed polymer, viscosity 50cP-150cP；Composite solidified accelerator；Fine aggregate；And antioxidant.
In a kind of embodiment of first aspect, the acrylate monomer includes methyl acrylate, methacrylic acid
One or more of methyl esters, ethyl acrylate or ethyl methacrylate.
In the another embodiment of first aspect, the vinyl trialkyl oxysilane monomer includes vinyl front three
Oxysilane and/or vinyltriethoxysilane.
In the another embodiment of first aspect, the composite solidified accelerator is by dimethylaniline, tin dilaurate
Dibutyl tin and sulfonic acid composition, and the sulfonic acid includes benzene sulfonic acid, p-methyl benzenesulfonic acid, o-toluene sulfonic acid or m-toluene sulfonic acid.
In the another embodiment of first aspect, the fine aggregate is quartz sand, and the fineness modulus of quartz sand can
For 2.0-3.0.
In the another embodiment of first aspect, the antioxidant can be antioxidant 1010.
In the another embodiment of first aspect, the patching material includes the ester-vinyl of 100 parts by weight
Base trialkoxy silane copolymer performed polymer；The composite solidified accelerator of 10-20 parts by weight；The fine aggregate of 200-400 parts by weight；
And the antioxidant of 0.5-2 parts by weight.
In the another embodiment of first aspect, the composite solidified accelerator includes dimethylaniline, two laurels
Sour dibutyl tin and p-methyl benzenesulfonic acid, and three's weight ratio is 1:(0.1-0.5): (0.1-0.2).
In second aspect, the present invention provides a kind of side of airfield pavement patching material prepared as described in relation to the first aspect
Method, the method includes the following steps:
(1) ester-vinyl base trialkoxy silane copolymer performed polymer is prepared by a conventional method, by its viscosity control
It is made as 50cP-150cP, after reaching required viscosity, takes out ester-vinyl base trialkoxy silane copolymer performed polymer simultaneously
It is cooled to room temperature spare；
(2) the ester-vinyl base trialkoxy silane copolymer performed polymer of step (1) preparation and composite curing are promoted
It is stirred evenly into agent, fine aggregate and antioxidant to get airfield pavement patching material as described in relation to the first aspect is arrived.
In a kind of embodiment of second aspect, the viscosity of airfield pavement patching material after mixing evenly is 100cP-
280cP。
In a kind of embodiment of second aspect, the step (1) includes according to required weight ratio, by acrylate
Monomer, vinyl trialkyl oxysilane monomer, dibenzoyl peroxide, lauryl mercaptan and dibutyl phthalate are added to second
Raolical polymerizable is carried out in glycol monobutyl ether or n-butanol, and when reaction system viscosity increases to 50cP-150cP,
It takes out reactant and obtains ester-vinyl base trialkoxy silane copolymer performed polymer, and by ester-vinyl base three
Alkoxyl silicone alkyl copolymer performed polymer is cooled to room temperature spare.
Embodiment
Unless otherwise instructed, raw materials used in embodiment to be bought by commercial sources, used technique is all ability
Technique known to domain.
Embodiment 1
The present embodiment is related to including methyl methacrylate-vinyltriethoxysilane copolymer performed polymer airport road
Face patching material and preparation method thereof.
The airfield pavement patching material of the present embodiment includes three ethoxy of methyl methacrylate-vinyl of 100 parts by weight
Base silane copolymer performed polymer, the dimethylaniline of 8 parts by weight, the dibutyl tin dilaurate of 0.8 parts by weight and 0.8 parts by weight
P-methyl benzenesulfonic acid, 200 parts by weight fineness modulus be 3.0 quartz sand and 0.5 parts by weight antioxidant 1010.
The airfield pavement patching material of the present embodiment the preparation method is as follows: (1) at 80 DEG C, by the third of 100 parts by weight
Olefin(e) acid ester monomer, 10 parts by weight of ethylene ethyl triethoxy silicane alkane monomers, 2 parts by weight dibenzoyl peroxides, 2 parts by weight, 12 sulphur
Pure and mild 0.5 parts by weight dibutyl phthalate, which is added in ethylene glycol monobutyl ether, carries out Raolical polymerizable, and when reaction
When system viscosity increases to 50cP, takes out reactant and obtain methyl methacrylate-vinyltriethoxysilane copolymer
Performed polymer, and be cooled to room temperature spare；
(2) according to required weight ratio, methyl methacrylate-vinyltriethoxysilane prepared by step (1)
Copolymer performed polymer and dimethylaniline, dibutyl tin dilaurate, p-methyl benzenesulfonic acid, quartz sand and antioxidant stirring are equal
It is even to get to include methyl methacrylate-vinyltriethoxysilane copolymer performed polymer airfield pavement patching material,
Its viscosity is 100cP.
Prepared airfield pavement patching material is used to repair the airfield pavement for having microscopic checks, finds the present embodiment
Patching material concrete castability is good, and energy rapid osmotic enters crack, can solidify within 0.5 hour at room temperature.In addition, because
Hydrophobic components are introduced in patching material of the invention, after being repaired using patching material of the invention, airport road
Face surface layer significantly reduces remaining moisture with the increase of flowering structure hydrophobicity, so as to avoid generating because of Frozen-thawed cycled longer
Microscopic checks.
Embodiment 2
The present embodiment is related to including methyl methacrylate-vinyltrimethoxysilane copolymer performed polymer airport road
Face patching material and preparation method thereof.
The airfield pavement patching material of the present embodiment includes three ethoxy of methyl methacrylate-vinyl of 100 parts by weight
Base silane copolymer performed polymer, the dimethylaniline of 10 parts by weight, the dibutyl tin dilaurate of 5 parts by weight and 5 parts by weight
Benzene sulfonic acid, the antioxidant 1010 of quartz sand and 2 parts by weight that 400 parts by weight fineness modulus are 2.0.
The airfield pavement patching material of the present embodiment the preparation method is as follows: (1) at 75 DEG C, by the third of 100 parts by weight
Olefin(e) acid ester monomer, 10 parts by weight of ethylene base trimethoxy silane monomers, 2 parts by weight dibenzoyl peroxides, 2 parts by weight, 12 sulphur
Pure and mild 0.5 parts by weight dibutyl phthalate, which is added in n-butanol, carries out Raolical polymerizable, and when reaction system is viscous
When degree increases to 150cP, takes out reactant and obtain methyl methacrylate-vinyltrimethoxysilane copolymer pre-polymerization
Body, and be cooled to room temperature spare；
(2) according to required weight ratio, methyl methacrylate-vinyltrimethoxysilane prepared by step (1)
Copolymer performed polymer is stirred evenly with dimethylaniline, dibutyl tin dilaurate, benzene sulfonic acid, quartz sand and antioxidant,
It obtains including methyl methacrylate-vinyltriethoxysilane copolymer performed polymer airfield pavement patching material,
Viscosity is 280cP.
Prepared airfield pavement patching material is used to repair the airfield pavement for having microscopic checks, finds the present embodiment
Patching material concrete castability is good, and energy rapid osmotic enters crack, can solidify within 0.5 hour at room temperature.In addition, because
Hydrophobic components are introduced in patching material of the invention, after being repaired using patching material of the invention, airport road
Face surface layer significantly reduces remaining moisture with the increase of flowering structure hydrophobicity, so as to avoid generating because of Frozen-thawed cycled longer
Microscopic checks.
The above-mentioned description to embodiment is that this hair can be understood and applied for the ease of those skilled in the art
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiments without paying creative labor.Therefore, the present invention is not limited to implementations here
Example, those skilled in the art's disclosure according to the present invention, makes without departing from the scope and spirit of the present invention
It improves and modifies within all the scope of the present invention.
Claims (6)
1. a kind of airfield pavement patching material, the patching material are made of the following components: by acrylate monomer and ethylene
The ester-vinyl base trialkoxy silane copolymer performed polymer that the copolyreaction of base trialkoxy silane monomer is formed,
Viscosity is 50cP-150cP；Composite solidified accelerator；Fine aggregate；And antioxidant；
Wherein, the composite solidified accelerator is made of dimethylaniline, dibutyl tin dilaurate and sulfonic acid, and the sulfonic acid
Including benzene sulfonic acid or toluenesulfonic acid.
2. airfield pavement patching material as described in claim 1, which is characterized in that the acrylate monomer includes acrylic acid
One or more of methyl esters, methyl methacrylate, ethyl acrylate or ethyl methacrylate.
3. airfield pavement patching material as described in claim 1, which is characterized in that the vinyl trialkyl oxysilane monomer
Including vinyltrimethoxysilane and/or vinyltriethoxysilane.
4. airfield pavement patching material as described in claim 1, which is characterized in that the patching material includes 100 parts by weight
Ester-vinyl base trialkoxy silane copolymer performed polymer；The composite solidified accelerator of 10-20 parts by weight；200-400
The fine aggregate of parts by weight；And the antioxidant of 0.5-2 parts by weight.
5. a kind of method for preparing airfield pavement patching material as described in claim 1, the method includes the following steps:
(1) ester-vinyl base trialkoxy silane copolymer performed polymer is prepared by a conventional method, is by the control of its viscosity
50cP-150cP after reaching required viscosity, takes out ester-vinyl base trialkoxy silane copolymer performed polymer and cooling
It is spare to room temperature；
(2) the ester-vinyl base trialkoxy silane copolymer performed polymer of step (1) preparation and composite curing are promoted
Agent, fine aggregate and antioxidant stir evenly to arrive airfield pavement patching material as described in claim 1.
6. method as claimed in claim 5, which is characterized in that the step (1) includes according to required weight ratio, by propylene
Acid ester monomer, vinyl trialkyl oxysilane monomer, dibenzoyl peroxide, lauryl mercaptan and dibutyl phthalate addition
Raolical polymerizable is carried out into ethylene glycol monobutyl ether or n-butanol, and when reaction system viscosity increases to 50cP-150cP
When, it takes out reactant and obtains ester-vinyl base trialkoxy silane copolymer performed polymer, and by ester-vinyl
Base trialkoxy silane copolymer performed polymer is cooled to room temperature spare.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710609431.1A CN107352856B (en) | 2017-07-25 | 2017-07-25 | A kind of airfield pavement patching material and preparation method thereof |
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|---|---|---|---|
| CN201710609431.1A CN107352856B (en) | 2017-07-25 | 2017-07-25 | A kind of airfield pavement patching material and preparation method thereof |
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| CN107352856A CN107352856A (en) | 2017-11-17 |
| CN107352856B true CN107352856B (en) | 2019-11-26 |
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| KR100784493B1 (en) * | 2007-05-14 | 2007-12-11 | (주)에이치비티 | Light weight hybrid repair mortar composition |
| CN101230244A (en) * | 2008-02-29 | 2008-07-30 | 安徽大学 | Self-seepage concrete crack repairing glue and method for making same |
| CN105347761A (en) * | 2015-10-26 | 2016-02-24 | 中国建筑材料科学研究总院 | Rapid anti-corrosion repair mortar, preparation method and application thereof |
| CN105753367B (en) * | 2016-01-25 | 2018-09-14 | 重庆鹏方路面工程技术研究院有限公司 | A kind of resin concrete and preparation method thereof for bridge expanssion joint rapid-maintenance |
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Effective date of registration: 20191031 Address after: Feng Ming Licheng District Lingang Development Zone, 250101 Ji'nan Road, Shandong province No. 1000 Applicant after: shandong jianzhu university Address before: 256600 the Yellow River Road, Shandong, No. five, No. 391, Binzhou Applicant before: Binzhou College |
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