CN108218343B - Repairing material for extremely cold road surface and preparation method and application thereof - Google Patents
Repairing material for extremely cold road surface and preparation method and application thereof Download PDFInfo
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- CN108218343B CN108218343B CN201810000682.4A CN201810000682A CN108218343B CN 108218343 B CN108218343 B CN 108218343B CN 201810000682 A CN201810000682 A CN 201810000682A CN 108218343 B CN108218343 B CN 108218343B
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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
- C04B28/04—Portland cements
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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
- C04B2111/00241—Physical properties of the materials not provided for elsewhere in C04B2111/00
- C04B2111/00293—Materials impermeable to liquids
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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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation 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
- 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
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- 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
-
- 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant 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
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/76—Use at unusual temperatures, e.g. sub-zero
-
- 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
-
- 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
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Road Repair (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a repairing material for extremely cold road surfaces and a preparation method and application thereof, wherein the repairing material comprises the following raw materials in parts by weight: 60-70 parts of Portland cement, 32-40 parts of fine sand, 11-19 parts of sodium gluconate, 18-26 parts of diethylenetriamine and 23-31 parts of polyketone resin. Mixing diethylenetriamine with ethanol with the mass of 3.5-4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for later use; heating the polyketone resin to 65-70 ℃, heating and stirring for 30-35min at the temperature, heating to 78 ℃, adding a diethylenetriamine solution, and sealing, heating and stirring for 0.7-0.8h at 78 ℃ to obtain a mixture; and mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.1-1.2 hours to obtain the repairing material. The invention has good low-temperature crack resistance, high-temperature stability, interface cohesiveness, aging resistance and fatigue resistance, high fluidity, can be used for traffic after 0.7h of pavement repair, and is suitable for repairing cracks and joints of cement concrete pavements under extremely cold weather conditions.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a repairing material for extremely cold pavements, and a preparation method and application thereof.
Background
The pavement cracks are one of main road diseases in China, and are mainly damaged in the early stage of the road, if the pavement cracks are not treated in time, the service performance of the road is seriously influenced, the maintenance period of the road is advanced, the maintenance cost is greatly increased, and the service life of the road is directly shortened. In extremely cold areas, the low temperature is generally-20 to-40 ℃ in winter, and the high temperature can reach about 40 ℃ in summer. The traditional repairing materials mostly adopt common modified asphalt, common crack pouring glue, a joint tape and the like, and the materials become glass state at the low temperature of-30 ℃, crack quickly under the action of a vehicle in the operation process, and the requirement of road maintenance cannot be met at all. When the existing concrete road pavement is repaired, the newly poured concrete is generally directly poured into the pit groove, the surface and the pavement are smoothed, and the repair is finished after the concrete is well maintained. The method has the defects of long construction time, low cohesive force to the original cement concrete, easy falling and the like, and the used materials can not be suitable for repairing extremely cold areas at all.
Disclosure of Invention
The invention aims to provide a repairing material for extremely cold road surfaces, a preparation method and application thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the repairing material for the extremely cold road surface comprises the following raw materials in parts by weight: 60-70 parts of Portland cement, 32-40 parts of fine sand, 11-19 parts of sodium gluconate, 18-26 parts of diethylenetriamine and 23-31 parts of polyketone resin.
As a further scheme of the invention: the repairing material for the extremely cold road surface comprises the following raw materials in parts by weight: 62-68 parts of Portland cement, 34-38 parts of fine sand, 13-17 parts of sodium gluconate, 20-24 parts of diethylenetriamine and 25-29 parts of polyketone resin.
As a further scheme of the invention: the repairing material for the extremely cold road surface comprises the following raw materials in parts by weight: 65 parts of Portland cement, 36 parts of fine sand, 15 parts of sodium gluconate, 22 parts of diethylenetriamine and 27 parts of polyketone resin.
A preparation method of a repairing material for extremely cold road surfaces comprises the following steps:
1) mixing diethylenetriamine with ethanol with the mass of 3.5-4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for later use;
2) heating the polyketone resin to 65-70 ℃, heating and stirring for 30-35min at the temperature, heating to 78 ℃, adding a diethylenetriamine solution, and sealing, heating and stirring for 0.7-0.8h at 78 ℃ to obtain a mixture;
3) and mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.1-1.2 hours to obtain the repairing material.
As a further scheme of the invention: in the step 3), the stirring temperature is 62-65 ℃ when the mixture is added.
The application of the repairing material in repairing concrete on extremely cold road surfaces.
Compared with the prior art, the invention has the beneficial effects that:
the invention has good low-temperature crack resistance, high-temperature stability, interface cohesiveness, aging resistance and fatigue resistance, high fluidity, is used for repairing extremely cold road surfaces quickly and effectively, can finish the maintenance work of pits in the road surfaces quickly by only simply paving and leveling, and is suitable for repairing cracks and joints of cement concrete road surfaces under the extremely cold weather condition. The invention can be used for traffic passing after 0.7h after the pavement is repaired, can greatly shorten the traffic opening time, and does not need repeated repair after once repair.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
In the embodiment of the invention, the repairing material for the extremely cold road surface comprises the following raw materials: 60kg of Portland cement, 32kg of fine sand, 11kg of sodium gluconate, 18kg of diethylenetriamine and 23kg of polyketone resin.
Mixing diethylenetriamine with ethanol with the mass of 3.5 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for standby. Heating the polyketone resin to 65 ℃, heating and stirring for 30min at the temperature, heating to 78 ℃, adding a diethylenetriamine solution, sealing, heating and stirring for 0.7h at 78 ℃ to obtain a mixture. And mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.1h to obtain the repair material.
Example 2
In the embodiment of the invention, the repairing material for the extremely cold road surface comprises the following raw materials: 70kg of Portland cement, 40kg of fine sand, 19kg of sodium gluconate, 26kg of diethylenetriamine and 31kg of polyketone resin.
Mixing diethylenetriamine with ethanol with the mass 4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for standby. Heating the polyketone resin to 70 ℃, heating and stirring for 35min at the temperature, heating to 78 ℃, adding the diethylenetriamine solution, sealing, heating and stirring for 0.8h at 78 ℃ to obtain a mixture. And mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.2 hours to obtain the repairing material.
Example 3
In the embodiment of the invention, the repairing material for the extremely cold road surface comprises the following raw materials: 62kg of Portland cement, 34kg of fine sand, 13kg of sodium gluconate, 20kg of diethylenetriamine and 25kg of polyketone resin.
Mixing diethylenetriamine with ethanol with the mass 4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for standby. Heating the polyketone resin to 68 ℃, heating and stirring for 35min at the temperature, heating to 78 ℃, adding the diethylenetriamine solution, sealing, heating and stirring for 0.8h at 78 ℃ to obtain a mixture. Mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.2 hours to obtain the repair material, wherein the stirring temperature is 64 ℃ when the mixture is added.
Example 4
In the embodiment of the invention, the repairing material for the extremely cold road surface comprises the following raw materials: 68kg of Portland cement, 38kg of fine sand, 17kg of sodium gluconate, 24kg of diethylenetriamine and 29kg of polyketone resin.
Mixing diethylenetriamine with ethanol with the mass 4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for standby. Heating the polyketone resin to 68 ℃, heating and stirring for 35min at the temperature, heating to 78 ℃, adding the diethylenetriamine solution, sealing, heating and stirring for 0.8h at 78 ℃ to obtain a mixture. Mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.2 hours to obtain the repair material, wherein the stirring temperature is 64 ℃ when the mixture is added.
Example 5
In the embodiment of the invention, the repairing material for the extremely cold road surface comprises the following raw materials: 65kg of Portland cement, 36kg of fine sand, 15kg of sodium gluconate, 22kg of diethylenetriamine and 27kg of polyketone resin.
Mixing diethylenetriamine with ethanol with the mass 4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for standby. Heating the polyketone resin to 68 ℃, heating and stirring for 35min at the temperature, heating to 78 ℃, adding the diethylenetriamine solution, sealing, heating and stirring for 0.8h at 78 ℃ to obtain a mixture. Mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.2 hours to obtain the repair material, wherein the stirring temperature is 64 ℃ when the mixture is added.
Comparative example 1
The formulation and preparation were identical to those of example 5, except that diethylenetriamine was not present. Namely the repair material, comprises the following raw materials: 65kg of Portland cement, 36kg of fine sand, 15kg of sodium gluconate and 27kg of polyketone resin. And (3) heating the polyketone resin to 68 ℃, heating and stirring for 35min at the temperature, heating to 78 ℃, adding the ethanol amount in the example 5, sealing, heating and stirring for 0.8h at 78 ℃ to obtain a mixture. Mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.2 hours to obtain the repair material, wherein the stirring temperature is 64 ℃ when the mixture is added.
Comparative example 2
The formulation and preparation were identical to those of example 5, except that only portland cement and diethylenetriamine were contained. The repair material comprises the following raw materials: 65kg of Portland cement and 22kg of diethylenetriamine. Mixing diethylenetriamine with ethanol with the mass 4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for standby. And mixing the Portland cement with the diethylenetriamine solution, stirring for 1.2h to obtain the repairing material, wherein the stirring temperature when the diethylenetriamine solution is added is 64 ℃.
Comparative example 3
Mixing the above materials, and stirring. The formulation was identical to that of example 5. Namely the repair material, comprises the following raw materials: 65kg of Portland cement, 36kg of fine sand, 15kg of sodium gluconate, 22kg of diethylenetriamine and 27kg of polyketone resin.
Mixing diethylenetriamine with ethanol with the mass 4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for standby. The repair material is obtained by uniformly mixing and stirring the polyketone resin, the diethylenetriamine solution, the portland cement, the fine sand and the sodium gluconate, and the stirring temperature is 64 ℃ when the repair material is added into the mixture.
The performances of examples 1-5 and comparative examples 1-3 of the invention were tested according to the regulations of the Industrial Standard JC/T984-2011 Polymer Cement waterproof mortar, and the specific performance indexes are shown in Table 1. Wherein the temperature of the frost resistance-freeze thawing cycle is-45-20 ℃.
TABLE 1
The method is used for repairing the hole defects and the like of the extremely cold road surface, the porosity of the repaired road surface is low, the road surface is smooth, and the ground surface has no obvious convex-concave.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The repairing material for the extremely cold road surface is characterized by comprising the following raw materials in parts by weight: 60-70 parts of Portland cement, 32-40 parts of fine sand, 11-19 parts of sodium gluconate, 18-26 parts of diethylenetriamine and 23-31 parts of polyketone resin; the preparation method of the repairing material for the extremely cold road surface comprises the following steps: 1) mixing diethylenetriamine with ethanol with the mass of 3.5-4 times of that of the diethylenetriamine to prepare a diethylenetriamine solution for later use; 2) heating the polyketone resin to 65-70 ℃, heating and stirring for 30-35min at the temperature, heating to 78 ℃, adding a diethylenetriamine solution, and sealing, heating and stirring for 0.7-0.8h at 78 ℃ to obtain a mixture; 3) mixing and stirring the Portland cement, the fine sand and the sodium gluconate uniformly, adding the mixture, and stirring for 1.1-1.2 hours to obtain a repairing material; in the step 3), the stirring temperature when the mixture is added is 62-65 ℃.
2. The patching material for the extremely cold road surface according to claim 1, which is characterized by comprising the following raw materials in parts by weight: 62-68 parts of Portland cement, 34-38 parts of fine sand, 13-17 parts of sodium gluconate, 20-24 parts of diethylenetriamine and 25-29 parts of polyketone resin.
3. The patching material for the extremely cold road surface according to claim 1, which is characterized by comprising the following raw materials in parts by weight: 65 parts of Portland cement, 36 parts of fine sand, 15 parts of sodium gluconate, 22 parts of diethylenetriamine and 27 parts of polyketone resin.
4. Use of a patching material as claimed in any of claims 1-3 in patching concrete on extremely cold roads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810000682.4A CN108218343B (en) | 2018-01-02 | 2018-01-02 | Repairing material for extremely cold road surface and preparation method and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810000682.4A CN108218343B (en) | 2018-01-02 | 2018-01-02 | Repairing material for extremely cold road surface and preparation method and application thereof |
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| CN108218343A CN108218343A (en) | 2018-06-29 |
| CN108218343B true CN108218343B (en) | 2020-07-10 |
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| CN111187041A (en) * | 2020-01-10 | 2020-05-22 | 深圳市保富新型建材有限公司 | Concrete repairing agent |
| CN111978041B (en) * | 2020-08-25 | 2022-07-15 | 徐绍民 | Repairing material for extremely cold road surface and preparation method and application thereof |
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| JP3445932B2 (en) * | 1998-04-17 | 2003-09-16 | 新東京国際空港公団 | Jointing concrete and jointing method using the joining concrete |
| CN104045291B (en) * | 2014-07-02 | 2016-08-24 | 关其焕 | Cement Concrete Pavement Reconstruction material and preparation method thereof |
| CN105948664B (en) * | 2016-04-27 | 2018-03-16 | 武汉理工大学 | A kind of asphalt pavement crack fast repairing material and preparation method thereof of lower shrinkage, high bond strength |
| CN107098648B (en) * | 2017-05-16 | 2019-06-21 | 广东嘉集建筑工程有限公司 | A kind of Cement Concrete Pavement Reconstruction material and preparation method thereof |
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Effective date of registration: 20200612 Address after: Luyuan Road Economic Development Zone 276300 Shandong city of Linyi province Yinan County No. 1 Applicant after: YIHE TECH Co.,Ltd. Address before: Yuelu District City, Hunan province 410000 Changsha bachelor street in Yuelu science and Technology Industrial Park Road No. 8 Changsha Bachelor Hanpu comprehensive service building science and Technology Industrial Park Development and Construction Co. Ltd. room 3009 Applicant before: HUNAN WANGLONG ENTERPRISE MANAGEMENT CONSULTATION Co.,Ltd. |
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