KR101868565B1 - Composition for reparing pavement - Google Patents
Composition for reparing pavement Download PDFInfo
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- KR101868565B1 KR101868565B1 KR1020170066874A KR20170066874A KR101868565B1 KR 101868565 B1 KR101868565 B1 KR 101868565B1 KR 1020170066874 A KR1020170066874 A KR 1020170066874A KR 20170066874 A KR20170066874 A KR 20170066874A KR 101868565 B1 KR101868565 B1 KR 101868565B1
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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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- C04B24/24—Macromolecular compounds
- C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/282—Polyurethanes; Polyisocyanates
-
- 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
- C04B24/24—Macromolecular compounds
- C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/32—Polyethers, e.g. alkylphenol polyglycolether
-
- 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
- C04B24/40—Compounds containing silicon, titanium or zirconium or other organo-metallic compounds; Organo-clays; Organo-inorganic complexes
- C04B24/42—Organo-silicon compounds
-
- 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
- C04B26/26—Bituminous materials, e.g. tar, pitch
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/02—Selection of the hardening environment
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/005—Methods or materials for repairing pavings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/18—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders
- E01C7/187—Repairing bituminous covers, e.g. regeneration of the covering material in situ, application of a new bituminous topping
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/40—Surface-active agents, dispersants
- C04B2103/402—Surface-active agents, dispersants anionic
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/40—Surface-active agents, dispersants
- C04B2103/406—Surface-active agents, dispersants non-ionic
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/50—Defoamers, air detrainers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention relates to a composition comprising a mixture of a base and a curing agent in a ratio of 17 to 20: 1, said base comprising 40 to 50% by weight of petroleum-based asphalt; 10 to 30% by weight of emulsified water; 1 to 2% by weight of a cryoprotectant selected from propylene glycol and ethylene glycol; 0.05 to 0.1% by weight of a water-soluble silicone antifoaming agent; From 18 to 40% by weight of a styrene-butadiene latex, wherein the curing agent comprises 25 to 40% by weight of a selected aromatic isocyanate selected from Polymeric MDI, Modified MDI; 20 to 35% by weight of polypropylene glycols (PPG); 30 to 40% by weight of a polyurethane prepolymer additive formed by mixing one or more of diisononyl phthalate (DINP), dioctyl phthalate (DOP), dimethyl carbonate (DMC), and methoxy propanol; 5 to 24% by weight of a solvent selected from aromatic hydrocarbon solvents (methyl ethyl ketone), methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK) and ester solvents The present invention provides a composition for road maintenance using a room temperature reaction type which is free from the risk of fire and has no environmental pollution problem due to discharged gas and can be opened for early traffic with a short construction period and is excellent in heat resistance, , An asphalt and concrete pavement, and a method for manufacturing the same.
Description
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a construction field, and more particularly, to a room temperature reaction type road maintenance composition and a manufacturing method thereof.
In the case of damages or cracks in joints of road pavements, moisture and foreign matter penetrate into the damage areas, and the durability is greatly reduced. Therefore, quick repair is required.
Conventionally, a heating type road maintenance composition is used for the above repair, which has the following problems.
First, since a separate heating device is required at the time of construction, there is a risk of fire, and environmental pollution problem caused by discharged gas occurs.
Second, since heating process is required, it is difficult to open early traffic because the construction period is long.
SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a fuel cell system, which has no risk of fire, has no environmental pollution problem due to discharged gas, Which is excellent in adhesion to asphalt and concrete pavement, and a method of manufacturing the same.
In order to solve the above-mentioned problems, the present invention relates to a process for producing a cement admixture, wherein the cement and the curing agent are mixed at a ratio of 17 to 20: 1, and the subject comprises 40 to 50 wt.% Of petroleum asphalt; 10 to 30% by weight of emulsified water; 1 to 2% by weight of a cryoprotectant selected from propylene glycol and ethylene glycol; 0.05 to 0.1% by weight of a water-soluble silicone antifoaming agent; From 18 to 40% by weight of a styrene-butadiene latex, wherein the curing agent comprises 25 to 40% by weight of a selected aromatic isocyanate selected from Polymeric MDI, Modified MDI; 20 to 35% by weight of polypropylene glycols (PPG); 30 to 40% by weight of a polyurethane prepolymer additive formed by mixing one or more of diisononyl phthalate (DINP), dioctyl phthalate (DOP), dimethyl carbonate (DMC), and methoxy propanol; 5 to 24% by weight of a solvent selected from aromatic hydrocarbon solvents (methyl ethyl ketone), methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK) and ester solvents Temperature reaction type road repairing composition.
The petroleum-based asphalt preferably has an invasion degree of 60 to 100 and a softening point of 40 to 50 ° C.
The emulsified water contains 93 to 97% by weight of water; 2 to 5% by weight of an anionic surfactant formed by mixing one or more of potassium rosinate, phosphate esters, and sulphonates; 1 to 2% by weight of a nonionic surfactant formed by mixing at least one of Sorbitan Monolaurate, Sorbitan Monostearate, Sorbitan Monooleate, PEO (20) -Sorbitan Monolaurate, PEO (20) -Sorbitan Monostearate, ; ≪ / RTI >
The propylene glycol of the cryoprotectant preferably has a specific gravity of 1.03 to 1.04 and a boiling point of 160 to 190 ° C.
The ethylene glycol (ethylene glycol) of the cryoprotectant preferably has a specific gravity of 1.1 to 1.2 and a boiling point of 180 to 200 ° C.
The water-soluble silicone antifoaming agent preferably has a solid content of 10 to 22 wt%, a specific gravity of 1.01 to 1.02, and a viscosity (25 DEG C) of 300 to 600 cPs.
The styrene-butadiene latex preferably has a solid content of 50 to 70% by weight, a pH (25 DEG C) of 8 to 11, a surface tension (dyne / cm) of 30 to 55 and a viscosity (25 DEG C) of 200 to 800 cPs .
The polypropylene glycols (PPG) are preferably formed by anionic polymerization of an aromatic amine initiator having two functionalities and a prophylene oxide (PO).
The present invention relates to a method for preparing the above-mentioned room temperature reactive type road maintenance composition, which comprises mixing the anionic surfactant and the nonionic surfactant with water at 40 to 50 ° C to prepare the emulsified water; Heating the petroleum-based asphalt to 100 to 120 ° C; Stirring the styrene-butadiene latex at 30 to 40 占 폚; Mixing the emulsified water and the petroleum-based asphalt to produce an emulsified asphalt; And mixing the emulsified asphalt with the styrene-butadiene latex, followed by incorporating the cryoprotectant and the water-soluble silicone antifoaming agent to prepare the subject matter. do.
Mixing the aromatic isocyanate into a container filled with N 2 gas, heating the mixture to 100 ° C, and then dissolving the aromatic isocyanate in a transparent state; Vacuum dehydration at 110 DEG C for about 30 minutes; Cooling to 80 to 90 ° C, mixing the polypropylene glycols (PPG) and reacting for 4 to 5 hours; Mixing the polyurethane prepolymer additive and the solvent and cooling the mixture to 30 to 35 ° C to prepare the curing agent.
The present invention relates to a road repair method using the above-mentioned room temperature reactive type road maintenance composition, comprising the steps of: removing foreign matter and moisture from joints or cracks which are maintenance sites; Forming the room temperature reaction type road maintenance composition by mixing the subject and the curing agent; And applying the room temperature reactive type road maintenance composition to the maintenance site.
The present invention relates to a method and a device for preventing the occurrence of environmental pollution caused by exhausted gases due to the absence of fire hazard, A composition for road maintenance and a method of manufacturing the same are presented.
Hereinafter, embodiments of the present invention will be described in detail.
The composition for a room temperature reactive type road repair according to the present invention is basically composed of a mixture of a base (emulsified asphalt) and a curing agent at a ratio of 17 to 20: 1.
The composition of the subject is as follows.
The subject is 40 to 50 wt% petroleum-based asphalt; 10 to 30% by weight of emulsified water; 1 to 2% by weight of a cryoprotectant selected from propylene glycol and ethylene glycol; 0.05 to 0.1% by weight of a water-soluble silicone antifoaming agent; And 18 to 40% by weight of styrene-butadiene latex.
The petroleum-based asphalt preferably has an invasion degree of 60 to 100 and a softening point of 40 to 50 ° C.
The emulsified water contains 93 to 97% by weight of water; 2 to 5% by weight of an anionic surfactant formed by mixing one or more of potassium rosinate, phosphate esters, and sulphonates; 1 to 2% by weight of a nonionic surfactant formed by mixing at least one of Sorbitan Monolaurate, Sorbitan Monostearate, Sorbitan Monooleate, PEO (20) -Sorbitan Monolaurate, PEO (20) -Sorbitan Monostearate, ; ≪ / RTI >
In order to improve the adhesion and storage stability of the subject (emulsified asphalt), a nonionic surfactant having no charged group was incorporated.
One of propylene glycol and ethylene glycol is used as a cryoprotectant to enable construction and storage in the winter (0 ℃ ~ 5 ℃).
Propylene Glycol has a specific gravity of 1.03 to 1.04 and a boiling point of 160 to 190 ° C. Ethylene Glycol has a specific gravity of 1.1 to 1.2 and boiling point of 180 to 200 ° C.
A water-soluble silicone antifoam agent having a solid content of 10 to 22 wt%, a specific gravity of 1.01 to 1.02, and a viscosity (25 DEG C) of 300 to 600 cPs was mixed in order to remove bubbles contained in the emulsified asphalt production process.
(25 ° C.) of 8 to 11, a surface tension (dyne / cm) of 30 to 55, and a viscosity of 25 ° C. (25 ° C.) in order to improve the elasticity of the road repair composition and the adhesion with the adherend. ) Of 200 to 800 cPs was used as the styrene-butadiene latex.
The manufacturing method of the subject matter is as follows.
Anionic surfactants and nonionic surfactants are mixed in water at 40 to 50 ° C to prepare emulsified water.
The petroleum-based asphalt is heated to 100 to 120 ° C.
Styrene-butadiene latex is stirred at 30 to 40 占 폚.
Emulsified asphalt is prepared by mixing emulsified water with petroleum-based asphalt.
After mixing the emulsified asphalt and the styrene-butadiene latex, the cryoprotectant and the water-soluble silicone defoamer are incorporated.
The constituents of the curing agent are as follows.
The curing agent comprises 25 to 40% by weight of a selected aromatic isocyanate of Polymeric MDI, Modified MDI; 20 to 35% by weight of polypropylene glycols (PPG); 30 to 40% by weight of a polyurethane prepolymer additive formed by mixing one or more of diisononyl phthalate (DINP), dioctyl phthalate (DOP), dimethyl carbonate (DMC), and methoxy propanol; 5 to 24% by weight of a solvent selected from aromatic hydrocarbon solvents (methyl ethyl ketone), methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK) and ester solvents .
The aromatic isocyanate (Polymeric MDI, Modified MDI) has an isocyanate group (-NCO), is excellent in adhesion and adhesion, and generally has a functionality of 2 or more so that a chemical crosslinking structure is formed when reacting with polypropylene glycols (PPG) Excellent cohesion.
Polypropylene glycols (PPG) are formed by anionic polymerization of aromatic amine initiators and prophylene oxide (PO) with two functionalities.
The polyurethane prepolymer additive is used for imparting plasticity, and the aromatic hydrocarbon solvent is used for viscosity control.
The production method of the curing agent is as follows.
An aromatic isocyanate is mixed into a container filled with N 2 gas, heated to 100 ° C, and dissolved in a transparent state.
After vacuum dehydration at 110 ° C for about 30 minutes, the reaction mixture is cooled to 80 to 90 ° C and mixed with polypropylene glycols (PPG) for 4 to 5 hours.
Polyurethane prepolymer additive and solvent are mixed and cooled to 30 ~ 35 ℃.
The road maintenance method using the room temperature reactive type road maintenance composition according to the present invention is as follows.
Removes foreign matter and moisture from joints or cracks in the repair area.
The subject and the curing agent provided at the site are mixed in the field to form a room temperature reactive road repair composition.
The above mixing is carried out at room temperature, and no separate heating operation is required as in the prior art.
The room temperature reactive type road maintenance composition is applied to the maintenance site.
Hereinafter, experimental results for demonstrating the effect of the present invention will be described.
As an embodiment of the present invention, emulsified water was prepared by mixing 94 wt% of water at 43 ° C, 4 wt% of an anionic surfactant, and 2 wt% of a nonionic surfactant in accordance with the above-described manufacturing method.
Then, 43 wt% of petroleum-based asphalt; 24% by weight of the emulsified water; 1% by weight of a cryoprotectant; 0.1% by weight of water-soluble silicone antifoaming agent; And 31.9% by weight of styrene-butadiene latex were mixed to prepare a subject.
According to the above-mentioned production method, 30% by weight of isocyanate; 25% by weight of polypropylene glycols (PPG); 32% by weight polyurethane prepolymer additive; And 13 wt% of a solvent were mixed to prepare a curing agent.
Table 1 shows the results of measurement of physical properties according to the mixing ratio (15: 1 to 18: 1) of the subject and the curing agent. In Comparative Examples 1 and 2, the mixing ratios of the subject and the curing agent were 15: 1, 16: And Examples 1 and 2 relate to the case where the mixing ratios of the subject and the curing agent are 17: 1 and 18: 1, respectively.
Cone penetration, flowability, adhesiveness, asphalt compatibility, and softening point all satisfied the domestic standard regardless of mixing ratio.
However, in the case of the original recovery rate, it was found that the mixture satisfies the domestic standard only when the mixing ratio of the subject and the hardener is 17: 1 or more (Examples 1 and 2).
Example 3 in Table 2 is as described above, and Comparative Example 3 is a case in which emulsion water is prepared from 98% by weight of water and 4% by weight of anionic surfactant by omitting incorporation of nonionic surfactant in the emulsion water of the subject .
It was confirmed that, as in Example 3 of the present invention, when a nonionic surfactant was incorporated into the emulsified water, more excellent adhesion strength could be obtained.
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined in the appended claims. It is to be understood that both the technical idea and the technical spirit of the invention are included in the scope of the present invention.
Claims (11)
The above-
40 to 50% by weight of petroleum-based asphalt;
10 to 30% by weight of emulsified water;
1 to 2% by weight of a cryoprotectant selected from propylene glycol and ethylene glycol;
0.05 to 0.1% by weight of a water-soluble silicone antifoaming agent;
Styrene-butadiene latex of 18 to 40% by weight,
The curing agent,
25 to 40 wt% aromatic isocyanate selected from Polymeric MDI, Modified MDI;
20 to 35% by weight of polypropylene glycols (PPG);
30 to 40% by weight of a polyurethane prepolymer additive formed by mixing one or more of DINP (diisononyl phthalate), DMC (dimethyl carbonate), and MP (Methoxy propanol);
5 to 24% by weight of a solvent selected from aromatic hydrocarbon solvents (methyl ethyl ketone), methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK) and ester solvents and,
The emulsified water,
93 to 97% by weight of water;
2 to 5% by weight of an anionic surfactant formed by mixing one or both of potassium rosinate and phosphate esters;
1 to 2% by weight of a nonionic surfactant formed by mixing at least one of Sorbitan Monolaurate, Sorbitan Monostearate, Sorbitan Monooleate, PEO (20) -Sorbitan Monolaurate, PEO (20) -Sorbitan Monostearate, ;
The composition according to claim 1,
Wherein the petroleum-based asphalt has an intrusion of 60 to 100 and a softening point of 40 to 50 ° C.
Wherein the propylene glycol of the cryoprotectant has a specific gravity of 1.03 to 1.04 and a boiling point of 160 to 190 ° C.
Wherein the ethylene glycol of the cryoprotectant has a specific gravity of 1.1 to 1.2 and a boiling point of 180 to 200 ° C.
Wherein the water-soluble silicone antifoaming agent has a solid content of 10 to 22 wt%, a specific gravity of 1.01 to 1.02, and a viscosity (25 DEG C) of 300 to 600 cPs.
The styrene-butadiene latex is characterized by having a solid content of 50 to 70% by weight, a pH (25 ° C) of 8 to 11, a surface tension (dyne / cm) of 30 to 55, and a viscosity (25 ° C) of 200 to 800 cPs A composition for road-repairing at room temperature.
Wherein the polypropylene glycols (PPG) are formed by anionic polymerization of an aromatic amine initiator having two functions and a prophylene oxide (PO).
Mixing the anionic surfactant and the nonionic surfactant with the water at 40 to 50 캜 to prepare the emulsified water;
Heating the petroleum-based asphalt to 100 to 120 ° C;
Stirring the styrene-butadiene latex at 30 to 40 占 폚;
Mixing the emulsified water and the petroleum-based asphalt to produce an emulsified asphalt;
Mixing the emulsified asphalt and the styrene-butadiene latex, and then mixing the cryoprotectant and the water-soluble silicone defoamer to prepare the subject;
The method of claim 1,
Mixing the aromatic isocyanate into a container filled with N 2 gas, heating the mixture to 100 ° C, and then dissolving the aromatic isocyanate in a transparent state;
Vacuum dehydration at 110 DEG C for about 30 minutes;
Cooling to 80 to 90 ° C, mixing the polypropylene glycols (PPG) and reacting for 4 to 5 hours;
Mixing the polyurethane prepolymer additive and the solvent and cooling the mixture to 30 to 35 ° C to prepare the curing agent;
The method of claim 1,
Removing foreign matter and moisture from joints or cracks that are maintenance sites;
Forming the room temperature reaction type road maintenance composition by mixing the subject and the curing agent;
Applying the room temperature reaction type road maintenance composition to the maintenance site;
The road repairing method comprising the steps of:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170066874A KR101868565B1 (en) | 2017-05-30 | 2017-05-30 | Composition for reparing pavement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170066874A KR101868565B1 (en) | 2017-05-30 | 2017-05-30 | Composition for reparing pavement |
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| KR101868565B1 true KR101868565B1 (en) | 2018-06-18 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070089280A (en) * | 2006-02-28 | 2007-08-31 | (주) 시티이엔지 | Binder composition for asphalt |
| KR101335571B1 (en) * | 2013-08-23 | 2013-12-02 | 유병언 | Polyurethan composite for waterproof ground materials with high weather-resistant and method for surface coating of concrete structure using thereof |
| KR101350363B1 (en) * | 2011-04-28 | 2014-01-16 | 한국석유공업 주식회사 | Repairing method for asphalt pavement using modified asphalt emulsion |
| KR101529964B1 (en) * | 2014-12-09 | 2015-06-19 | (주)세움특수건설 | Permeability waterproof agent and constructing method for waterproof using thereof |
| KR20160016438A (en) * | 2014-08-05 | 2016-02-15 | 노병철 | High-speed dry type of repair composition and method for repairing the concrete structures using the same |
-
2017
- 2017-05-30 KR KR1020170066874A patent/KR101868565B1/en active IP Right Grant
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070089280A (en) * | 2006-02-28 | 2007-08-31 | (주) 시티이엔지 | Binder composition for asphalt |
| KR101350363B1 (en) * | 2011-04-28 | 2014-01-16 | 한국석유공업 주식회사 | Repairing method for asphalt pavement using modified asphalt emulsion |
| KR101335571B1 (en) * | 2013-08-23 | 2013-12-02 | 유병언 | Polyurethan composite for waterproof ground materials with high weather-resistant and method for surface coating of concrete structure using thereof |
| KR20160016438A (en) * | 2014-08-05 | 2016-02-15 | 노병철 | High-speed dry type of repair composition and method for repairing the concrete structures using the same |
| KR101529964B1 (en) * | 2014-12-09 | 2015-06-19 | (주)세움특수건설 | Permeability waterproof agent and constructing method for waterproof using thereof |
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