WO2007023833A1 - 舗装用材料とそれを用いる舗装体の構築方法 - Google Patents
舗装用材料とそれを用いる舗装体の構築方法 Download PDFInfo
- Publication number
- WO2007023833A1 WO2007023833A1 PCT/JP2006/316455 JP2006316455W WO2007023833A1 WO 2007023833 A1 WO2007023833 A1 WO 2007023833A1 JP 2006316455 W JP2006316455 W JP 2006316455W WO 2007023833 A1 WO2007023833 A1 WO 2007023833A1
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- WIPO (PCT)
- Prior art keywords
- pavement
- emulsion
- epoxy resin
- paving
- binder
- Prior art date
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Classifications
-
- 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
- E01C7/30—Coherent pavings made in situ made of road-metal and binders of road-metal and other binders, e.g. synthetic material, i.e. resin
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
- C08L95/005—Aqueous compositions, e.g. emulsions
-
- 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
- E01C7/26—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders mixed with other materials, e.g. cement, rubber, leather, fibre
Definitions
- the present invention relates to a novel paving material and a method for constructing a paving body using the same, and more particularly
- the present invention relates to a new pavement material that is easy to handle, has few restrictions on construction, and has excellent physical properties, and a method for constructing a pavement using the pavement material.
- liquid oils such as metatalylate oil and talate oil belong to the 4th class 1st petroleum, and the curing agent is a powdered 5th class dangerous substance (self-reactive). Therefore, there is a problem that handling is necessary and handling is not easy.
- liquid oils such as metatalylate oil and acrylate oil do not like high temperatures and moisture, for example, the temperature is still high immediately after paving! Water spray to prevent the mixture from adhering to the pavement and rolling roller, or water spray to accelerate the temperature decrease of the pavement due to restrictions on the opening time of traffic, or rain, etc. There is a restriction that pavement with moisture remaining cannot be constructed.
- the fat solution such as metatalylate resin has an irritating odor, and it is necessary to give consideration to the worker who performs the work and the neighborhood.
- pavement binder emulsions such as asphalt emulsions are usually used as a pavement material to replace grease.
- pavement binder emulsions such as asphalt emulsions are usually used after decomposition.
- the bond strength and hardness of the pavement are insufficient, and using it to reinforce the surface of drainage pavement will never give satisfactory results. For this reason, Therefore, attempts have been made to improve the durability and water resistance of paving binder emulsions.For example, it has also been proposed to mix epoxy resin and its hardener into asphalt emulsions.
- Patent Document 1 Japanese Patent No. 2913904
- Patent Document 2 Japanese Patent No. 3246460
- Patent Document 3 Japanese Patent Laid-Open No. 11-323140
- Patent Document 4 Japanese Patent Laid-Open No. 2001-131388
- the present invention has been made to solve the above-mentioned problems of the prior art, is easy to handle, has few construction restrictions, is quick to disassemble, and is durable. It is an object to provide an excellent paving material and a method for constructing a paving body using the paving material.
- the present inventors have considered the mixing properties of the resin and the pavement noinda emulsion in the conventional resin-mixed pavement noda emulsion. It was found that the water-soluble epoxy resin or emulsion epoxy resin was used, so that the decomposition of the resin emulsion for mixed pavement was slow and the strength obtained was insufficient. . Therefore, as a result of further research, the present inventors surprisingly found that the water-insoluble epoxy resin and its curing agent were used and mixed at the construction site at the time of construction. It has been found that there is no problem in mixing with asphalt emulsion and other pavement noda emulsions while using epoxy resin, and it is possible to obtain a pavement material with sufficient strength that can be quickly decomposed. .
- a pavement noder emulsion such as an asphalt emulsion premixed therewith has no practical problem. It can be stored stably without being decomposed for a long period of time, and if a pavement binder emulsion premixed with such amine compounds is used, it can be used at the construction site.
- the pavement material of the present invention can be produced simply by mixing a pavement binder emulsion containing an amine compound and a water-insoluble epoxy resin. As a result, the present invention has been completed.
- the present invention comprises at least a pavement solder emulsion, a water-insoluble epoxy resin, and an amine compound as its curing agent, and these three types of components are used for construction.
- it provides pavement materials that are mixed and manufactured at the construction site, provides a method for constructing pavements using this pavement material, and further uses amine-based hardeners for water-insoluble epoxy resin.
- the above-mentioned problems are solved by providing a binder emulsion for paving, which comprises a compound and the amine compound contains at least polyaminoamide.
- the pavement material of the present invention uses a water-insoluble epoxy resin, and three types of components, a pavement binder emulsion, a water-insoluble epoxy resin and a curing agent, are applied during construction.
- Mixed on site means that at the start of construction, the above three types of components are mixed into the mixed state, and when sprayed or applied on the construction surface, the three types of components are mixed. It means that there is. In other words, the mixing time is very short.
- the three components are in an unmixed state at the start of construction and are first applied or spread on the construction surface. Or after being sprayed and sprayed from the nozzle of the spreader, it is mixed until it reaches the construction surface.
- the tank of the spreader After mixing three kinds of components in the tank of the spreader, it may be sprayed to the construction surface from the nozzle nozzle of the spreader. Furthermore, after mixing in an appropriate mixing container at the construction site, it may be dispersed or applied using a spreader.
- the three may be mixed at the same time. Any one of the two may be mixed first, and the mixture may be mixed with the remaining one, although the order of mixing is not particularly limited, but the two are mixed first. In this case, it is preferable to first mix the pavement noinda emulsion and the amine compound, and then mix the mixture and the water-insoluble epoxy resin.
- an amine compound containing at least polyaminoamide is used as the amine compound, and this is used for paving vines.
- the mixture When mixed with the emulsion, the mixture does not decompose for a period of practically no hindrance and is stable.For example, it is mixed at the plant to form a binder emulsion containing an amine compound and then to the construction site. And can be mixed with water-insoluble epoxy resin at the construction site.
- the water-insoluble epoxy resin, the pavement binder emulsion and the curing agent are mixed at the construction site at the time of construction, so a mixture of three types of components.
- the period during which a good mixed state is maintained may be very short.
- the pavement material of the present invention does not require a measure for keeping the three types of components stable in a mixed state, for example, a measure for emulsifying epoxy resin.
- the construction surface as used in the present invention means all surfaces on which pavement material is spread, applied or spread, and includes the surface of drainage pavement, new construction and existing construction. This includes not only the surface of various types of pavement, but also the pavement surface during construction, the pavement surface that emerges from excavation and cutting, and the surface of the floor slab.
- the pavement material of the present invention is configured as described above, it can be opened early after dismantling and hardening after construction, and it has excellent bonding strength and excellent strength after hardening. It has the advantage of exhibiting wear resistance and excellent durability.
- it contains pavement binder emulsion such as asphalt emulsion, which is not only epoxy resin, but can be applied even when the temperature of the construction surface is high, and even when some moisture remains on the construction surface. Construction is possible.
- the pavement material of the present invention it can be applied to a pavement surface having a high surface temperature immediately after pavement, and it is excellent in construction efficiency, and even when the pavement surface is in a wet state.
- the advantage is that it can be installed without any problems.
- the pavement material of the present invention is advantageous in that it is easy to handle, can be safely constructed, and has a comfortable working environment that hardly generates irritating odors.
- the pavement material of the present invention for example, when a pavement binder emulsion and an amine compound as a curing agent are mixed in advance in a plant or the like, mixing at a construction site is possible. In addition to simplification of the weighing operation, it is possible to simplify the facilities and machines required for mixing, spreading, etc., resulting in the advantage that the construction becomes extremely easy.
- the amine compound which is the agent when using the power of using polyaminoamide or the amine compound containing at least polyaminoamide, and premixing it with the paving noinda emulsion, it is obtained by mixing the curing agent.
- the pavement binder emulsion is stable and does not decompose during a period of practically no hindrance, and is extremely useful for simplifying the construction process and improving construction efficiency.
- a process for spraying or coating the pavement material of the present invention on the construction surface, decomposition of the pavement binder emulsion on the construction surface, and hardening of the epoxy resin are progressed, and the pavement noda
- the method for constructing a pavement of the present invention including a step of forming a pavement layer containing a cured epoxy resin and a hardened epoxy resin, it is safe and simple and depends on application conditions such as temperature of the construction surface and residual moisture.
- An excellent advantage is that a pavement having a pavement layer excellent in strength and durability without restriction can be constructed.
- the pavement material of the present invention comprises at least a paver noda emulsion, a water-insoluble epoxy resin, and an amine compound as its curing agent.
- a paver noda emulsion emulsion
- a water-insoluble epoxy resin emulsion
- an amine compound emulsion
- these components will be described sequentially.
- the pavement binder emulsion used in the present invention is a pavement binder such as an asphalt emulsion or a petroleum resin binder emulsion obtained by emulsifying a pavement binder such as a bituminous binder such as an asphalt. It is an emulsion.
- Bitumen-based binder materials that can be used in the asphalt emulsion include straight asphalt, blown asphalt, semi-blown asphalt, petroleum asphalt such as propane-desulfurized asphalt, and natural asphalt such as Rakiasphalt. Can be mentioned. These bituminous binder materials may be used alone or in combination of two or more.
- the asphalt emulsion as described above is a plasticizer that can be used for a modification that is preferably modified with a plasticizer, a tackifier, a thermoplastic resin, and Z or rubber.
- a plasticizer that can be used for a modification that is preferably modified with a plasticizer, a tackifier, a thermoplastic resin, and Z or rubber.
- aliphatic oils, aromatic oils, alicyclic oils, cylinder oils, etc. are aliphatic oils, aromatic oils, alicyclic oils, cylinder oils, etc., and these plasticizers.
- examples of tackifiers that can be used for modifying asphalt emulsions include aliphatic petroleum oils, aromatic petroleum resins, alicyclic petroleum resins, hydrogenated petroleum resins, and rosin-based resins. Fat, terbene-based resin, styrene-based resin, isoprene-based resin, coumarone'indene resin, etc., and any one of these tackifiers can be used alone. You may use 2 or more types together.
- Thermoplastic resins that can be used to modify asphalt emulsions include styrene-based resins such as styrene-butadiene block copolymer (SBS) and styrene 'isoprene block copolymer (SIS). , Ethylene-acrylic acid copolymer (EAA), ethylene acetate butyl copolymer (EVA), ethylene-ethyl acrylate copolymer (EEA), etc. Acrylic resin and the like. These thermoplastic resins may be used alone or in combination of two or more. Further, a part of these thermoplastic rosins may be blended with the asphalt emulsion used in the present invention as emulsion or latex.
- SBS styrene-butadiene block copolymer
- SIS styrene 'isoprene block copolymer
- EAA Ethylene-acrylic acid copolymer
- EVA ethylene a
- Rubbers that can be used to modify asphalt emulsions include natural rubber, rattling rubber, ring rubber, styrene butadiene rubber, styrene isoprene rubber, polyisoprene rubber, butadiene rubber, chloroprene rubber, Examples include butyl rubber, halogenated butyl rubber, chlorinated polyethylene, chlorosulfonated polyethylene, ethylene propylene rubber, EPT rubber, olefin rubber, styrene butadiene block polymerization, and styrene isoprene block polymerization rubber. Species may be used alone or in combination of two or more. Further, some of these rubbers may be blended in the asphalt emulsion used in the present invention as emulsion or latex.
- the amount of each of the above materials used for modifying the asphalt emulsion is not particularly limited as long as the modified asphalt emulsion can achieve the desired characteristics.
- the total amount of thermoplastic resin and Z or rubber when combined with each other, and when either one is used alone, either or both 3 to 20 parts by mass is preferable, preferably 3 It is good to blend ⁇ 10 parts by mass. If the amount of the thermoplastic resin and Z or rubber to be blended exceeds 20 parts by mass, the resulting modified asphalt becomes too high in viscosity, making it difficult to emulsify. On the other hand, if the amount of thermoplastic resin and Z or rubber to be blended is less than 3 parts by mass, the effect of modification cannot be obtained so much.
- the petroleum rosin binder that is emulsified in the present invention to form a petroleum rosin binder emulsion is formed by blending a thermoplastic rosin and rubber, a tackifier, and a plasticizer. If necessary, it is further blended with anti-peeling agent and Z or adhesion inhibitor
- Thermoplastic resins that can be used in petroleum oil-based noinders include styrene / butadiene block copolymer (SBS), styrene / isoprene block copolymer (SIS), and hydrogenated products thereof.
- Styrenic resin such as ethylene, acrylic acid copolymer (EAA), ethylene vinyl acetate copolymer (EVA), ethylene ethyl acrylate copolymer (EEA), polyester resin Examples of these include resin, nylon resin, and acrylic resin. Any one of these thermoplastic resins may be used alone, or two or more may be used in combination. .
- these thermoplastic rosins may be blended in the petroleum rosin binder emulsion used in the present invention, partly as emulsion or latex.
- Rubbers that can be used in petroleum oil-based noinders include natural rubber, rattling rubber, ring rubber, styrene butadiene rubber, styrene isoprene rubber, polyisoprene rubber, butadiene rubber, chloroprene rubber, butyl rubber, and halogenated butyl rubber. Chlorinated polyethylene, chlorosulfonated polyethylene, ethylene propylene rubber, EPT rubber, Alphine rubber, styrene butadiene block polymerization, styrene isoprene block polymerization rubber, etc., and any one of these rubbers can be used alone. It may be used, or two or more types may be used in combination. Further, some of these rubbers may be blended with the petroleum oil-based binder emulsion used in the present invention as emulsion or latex.
- Tackifiers that can be used in petroleum oil-based binders include aliphatic petroleum resin, aromatic petroleum resin, alicyclic petroleum resin, hydrogenated petroleum resin, rosin-based resin, Terpene series Terpene-based hydrogenated resin, styrene-based resin, isoprene-based resin, coumarone'indene resin, etc., and any one of these tackifiers may be used alone. Two or more types may be used in combination.
- Plasticizers that can be used in petroleum oil-based noinda include aliphatic oils, aromatic oils, alicyclic oils, cylinder oils, etc., and these plasticizers are any one of them. These may be used alone or in combination of two or more.
- Anti-peeling agents that can be used in petroleum oil-based noindas include surfactants such as amines, amides, and quaternary ammonium salts, and phosphate esters. Any one of these inhibitors may be used alone, or two or more may be used in combination.
- adhesion inhibitor examples include paraffin wax, microcrystalline wax, Fischer-Tropsch wax, polyethylene wax, polypropylene wax, and the like. Any one of them may be used alone, or two or more may be used in combination.
- the blending amount of each of the above-mentioned materials in the petroleum oil-based binder is not particularly limited as long as the desired properties of the obtained oil-based resin emulsion are obtained.
- the total of 100 parts by weight of rubber and tackifier and plasticizer is 1 to 30 parts by weight of the total amount of thermoplastic resin and rubber, 30 to 94 parts by weight of tackifier, and 5 of plasticizer. -65 parts by weight is more preferred, more preferably 5-15 parts by weight of the total amount of thermoplastic resin and rubber, 55-80 parts by weight of tackifier, 10-40 parts by weight of plasticizer It is.
- the resulting oil-based resin binder becomes too viscous and difficult to emulsify, which is not preferable.
- the total amount of the thermoplastic resin and rubber blended is less than 1 part by mass, the strength and adhesive strength of the obtained petroleum resin binder may be insufficient.
- Asphalt emulsions (including modified asphalt emulsions) and petroleum wax binder emulsions used in the present invention, such as paving noda emulsions, are modified with the above bitumen materials or the above modifiers. Or a petroleum oil-based binder as described above, emulsifier It can obtain by emulsifying using.
- emulsifier that can be used for emulsification, any one of these surfactants may be used, any of an anionic surfactant, a cationic surfactant, a nonionic surfactant, and an amphoteric surfactant. You may use any combination of two or more forces.
- Examples of the cationic surfactant that can be used include fatty acid salts, alkyl sulfate ester salts, alkylbenzene sulfonates, alkyl naphthalene sulfonates, and rosin acid salts.
- Examples of the cationic surfactant that can be used include aliphatic or alicyclic monoamines, diamines, triamines, amidoamines, polyaminoethylimidazolines, and long-chain hydroxyalkyldiamines having a long-chain alkyl group. , Rosinamine, ethylene oxide adducts of these amines, amine surfactants such as amine amines, and aqueous solutions or water dispersions obtained by reacting these amine surfactants with acids such as hydrochloric acid, sulfamic acid, and acetic acid And quaternary ammonium salts of these amine surfactants.
- Nonionic surfactants that can be used include polyoxyethylene alkyl ether, polyoxyethylene alkyl ether, sorbitan fatty acid ester, polyoxyethylene sorbitan fatty acid ester, polyethylene glycol fatty acid ester, Examples include polyoxyethylene alkylamine.
- amphoteric surfactants examples include amino acid-type and betaine-type carboxylates, sulfate esters, sulfonates, and phosphate esters.
- the pavement binder emulsion used in the present invention can be produced, for example, in the following manner using the bitumen material, the modifier, the petroleum oil-based binder, and the emulsifier as described above.
- an emulsified liquid prepared by dissolving an emulsifier and a stabilizer in warm water and having a temperature of about 50 ° C, and a heat-dissolved asphalt, modified asphalt, or petroleum oil-based binder are colloid mills. It can be produced by mixing and emulsifying simultaneously through an emulsifier such as a homogenizer.
- the amount of emulsifier used is preferably 0.05 to 8 parts by mass with respect to 100 parts by mass of asphalt, modified asphalt, or petroleum oil-based binder.
- Stabilizers are used to promote emulsification or enhance stability as an emulsion, and specifically include, for example, gelatin, PVA, sodium alginate, starch, carboxymethylcellulose, calcium chloride. Can be used.
- an appropriate amount of a surfactant may be added to asphalt, modified wax, or petroleum oil-based binder that has been dissolved by heating in order to promote emulsification.
- an appropriate antifoaming agent or dispersing agent may be added.
- thermoplastic asphalt and Z or rubber emulsion or latex can be added to the obtained asphalt emulsion (including modified wax emulsion) or petroleum oil-based binder emulsion.
- concentration of the evaporation residue (solid content) contained in the pavement binder emulsion thus obtained! it is usually preferred to be in the range of 30 to 80% by mass. More preferably, it is the range of 50-70 mass%.
- the water-insoluble epoxy resin used in the present invention is water-insoluble and has an epoxy resin having two or more epoxy groups in the molecule, or also water-insoluble epoxy resin in the molecule.
- a mixture of an epoxy resin having two or more epoxy groups and an epoxy resin having less than two epoxy groups in the molecule can be used.
- these epoxy resins include glycidyl ethers such as bisphenol A type, bisphenol F type, and novolak type; glycidyl esters of dimer acid type and tertiary carboxylic acid type; or aromatic amine type, amino type. Examples include phenol-type glycidylamine, and these water-insoluble epoxy resins may be used alone or in combination of two or more. Among them, it is preferable to use bisphenol A type diglycidyl ether, bisphenol F type diglycidyl ether, or a mixture thereof!
- the water-insoluble epoxy resin used in the present invention can be appropriately added with an emulsifier as described above to improve the mixing property with the binder emulsion for paving.
- a non-ionic surfactant is preferred.
- the water-insoluble epoxy resin used in the present invention is added with an acrylic compound selected from acrylic acid, methacrylic acid, esters thereof, and acrylonitrile to increase the strength after curing. Raising can also be done as appropriate.
- the amount of the acrylic compound added to the epoxy resin is in the range of 1 to 200 parts by mass, preferably in the range of 5 to 50 parts by mass with respect to 100 parts by mass of the epoxy resin.
- the amine compound used as a curing agent for water-insoluble epoxy resin in the present invention is basically as long as it can be cured by reacting with the water-insoluble epoxy resin used.
- Any amine-based compound may be used, but preferably, polyaminoamide; or a mixture of polyaminoamide and polyamine; or a mixture of polyaminoamide and a modified polyamine other than polyaminoamide; or polyaminoamide and polyamine It is preferable to use a mixture of modified polyamines other than polyaminoamide. More preferably, it is preferable to use polyaminoamide or a mixture of polyaminoamide and modified aliphatic polyamine.
- polyamines used in combination with polyaminoamides include aliphatic polyamines, alicyclic polyamines, aromatic polyamines, polyoxypropylene monoamines, polyoxypropylene diamines, polyoxypropylene triamines, polycyclohexyl polyamine mixtures, One or a mixture of two or more of which N-aminoethylpiperazine power is also selected.
- modified polyamines other than polyaminoamides include modified polyamines such as epoxyadduct modified polyamines and Mannheim modified polyamines, with aliphatic modified polyamines being preferred. These modified polyamines may be used alone or in combination of two or more.
- amine compound as a curing agent As described above, it is preferable to add water and use it as an aqueous solution having a concentration of 30 to 80% by mass in order to improve the mixing property with the binder emulsion for paving. . At this time, an appropriate amount of acetic acid can be added to increase the water solubility of the amine compound.
- a catalyst can be added to the amine compound as the curing agent as described above, if necessary.
- the catalyst is not particularly limited as long as it is usually used as a reaction accelerator for a curing agent.
- p-toluenesulfonic acid benzylmethyl And tertiary amine compounds such as 2,4,6-trisdimethylaminomethylphenol, and imidazoles such as 2-methylimidazole.
- paving binder emulsion water-insoluble epoxy paddle
- the blending ratio of fat and amine compound is not particularly limited as long as rapid degradability, curability, desired strength and durability can be obtained.
- the paving binder emulsion is a fast emulsion.
- 10 to 70 parts by weight, preferably 15 to 50 parts by weight of water-insoluble epoxy resin is added to 100 parts by weight of solids in the asphalt emulsion.
- the water-insoluble epoxy resin is usually 10 to: LO 0 part by mass, preferably 25 to 85 parts by mass with respect to 100 parts by mass of the solid content in the petroleum rosin binder emulsion. It is better to blend parts.
- the ratio of the water-insoluble epoxy resin and the amine compound that is a curing agent thereof is not particularly limited as long as rapid curability, desired strength, and durability can be obtained.
- the active hydrogen equivalent of the amine compound is in the range of 0.1 to 2.0 with respect to the epoxy equivalent 1 of the water-insoluble epoxy resin, and more preferably the water-insoluble epoxy resin.
- the active hydrogen equivalent of the amine compound is preferably in the range of 0.5 to 1.5 with respect to the epoxy equivalent 1 of the fat.
- the paving material of the present invention can contain, for example, cement, pigment, heat-shielding pigment, hollow particles and the like.
- cement to be added examples include ordinary Portland cement, early-strength Portland cement, ultra-early strong Portland cement, moderately hot Portland cement, white Portland cement, blast furnace cement, silica cement, fly ash cement, alumina cement, expanded cement, Examples include sulfuric acid-resistant cement, jet cement, ultrafast cement, blast furnace colloidal cement, colloidal cement, and ultrafine particle cement, and these cements may be added alone or in combination of two or more. May be added in combination.
- the cement may be added to the pavement noinda emulsion or may be added to a water-insoluble epoxy resin.
- a dispersant such as a surfactant or a water reducing agent
- the amount of the cement added is in the range of 1 to 20 parts by mass, more preferably 2 to LO parts by mass, with respect to 100 parts by mass of the solid content of the binder emulsion for paving.
- the pavement material of the present invention can be colored to a desired color tone by adding an appropriate pigment, if necessary.
- an appropriate pigment for example, titanium oxide, carbon black, zinc oxide, lead white, graphite, cadmium red, molybdenum orange, ferric hydroxide, iron oxide yellow, yellow lead, acid Examples include chrome, chrome green, ultramarine, bitumen, cobalt blue, and manganese violet. Any one of these pigments may be used alone, or two or more may be used in combination.
- a heat-shielding pigment or hollow particles may be added to the pavement material of the present invention as necessary.
- the heat-shielding pigment for example, any heat-shielding pigment used for paving can be used.
- the solar reflectance is 10% or more, and CIE1976L * a * b * For example, L * value in color space is 80 or less.
- the surface treatment layer constructed using the paving material of the present invention effectively blocks radiant heat from the sun, and in particular, heat island phenomenon in summer It is effective in suppressing
- the hollow particles for example, ceramic balloons having a particle diameter of 10 to 125 ⁇ m, preferably 25 to 80 ⁇ m, glass balloons, silica balloons, and balloons using a resin such as polystyrene should be used.
- these hollow particles are added to the pavement material of the present invention, there is an advantage that the heat shielding effect of the formed pavement layer is further improved by its high heat insulating property, reflectivity, and irradiation property. .
- the pavement material of the present invention may be sprayed or applied to the surface.
- spraying first prepare a pavement binder emulsion, a water-insoluble epoxy resin, an amine compound as its curing agent, and other additive ingredients, and put them into a mixing mixer at the construction site. Mix to produce the paving material of the present invention.
- mixing into the mixer and mixing order pavement binder emulsion, water-insoluble epoxy resin, and amine compounds that have no special restrictions.
- additive components such as cement may be added to the mixing mixer and mixed at the same time.
- the additive components such as cement and the binder emulsion for paving or water-insoluble epoxy resin may be mixed. Separately, after mixing with another mixing mixer, it may be put into the mixing mixer for final mixing.
- the pavement material of the present invention produced by mixing at the construction site at the time of construction as described above is quickly spread or applied to the surface of the drainage pavement that is the construction surface.
- a normal spraying device such as an engine sprayer or a normal coating device such as a roller can be used.
- the amount to be sprayed or applied depends on the composition of the pavement material of the present invention used and the porosity of the drainage pavement, but usually it is about 0.2 to 1.0 liters Zm 2 or more. , Do not spread over two layers!
- a pavement binder emulsion and an amine compound are mixed in a predetermined ratio in advance to obtain a pavement noda emulsion containing a curing agent, This may be mixed with water-insoluble epoxy resin at the construction site during construction to produce the paving material of the present invention.
- a pavement binder emulsion containing a curing agent in which a pavement binder emulsion and a curing agent are mixed in a predetermined ratio in advance, separately from the pavement binder emulsion containing the curing agent, Prepared water-insoluble epoxy resin at the construction site!
- the pavement material of the present invention may be produced by mixing with a mixing mixer or the like.
- a pavement binder emulsion containing the above curing agent and a water-insoluble solution may be added to a two-component metering and mixing type spraying device. It is also possible to produce the paving material of the present invention in a spraying device by setting the epoxy resin in a spraying device. The pavement material of the present invention produced in the spraying device is immediately sprayed on the construction surface from the spraying device cover.
- a mixture of a pavement noda emulsion and a polyaminoamide, or a mixture of a pavement noda emulsion and an amine compound containing at least a polyaminoamide is excellent in stability, and in the case of the most preferable combination, for example, 20 It can be stored for a long time without being decomposed for more than 1 month at ° C.
- a pavement binder emulsion and an amine compound containing at least polyaminoamide are mixed in a predetermined composition at a plant or the like to prepare a pavement binder emulsion containing a curing agent, then the pavement binder containing the curing agent is added.
- the emulsion can be shipped from a plant V or warehouse when necessary, and brought into a construction site in combination with a water-insoluble epoxy resin to produce the paving material of the present invention.
- the paving binder emulsion containing a curing agent is extremely useful as a material for producing the paving material of the present invention.
- the proportion of polyaminoamide is preferably 50% by mass or more, more preferably 60% by mass or more, of polyaminoamide in all amine compounds.
- the spraying device force may be sprayed on the construction surface immediately.
- the pavement material of the present invention is manufactured at the construction site at the time of construction, and a layer of the pavement material of the present invention is formed on the surface of the drainage pavement that is the construction surface.
- a drainage pavement having a pavement layer containing a pavement binder such as asphalt or petroleum oil binder and a hardened epoxy resin.
- a pavement layer comprising a pavement needle constructed from the pavement material of the present invention and a cured epoxy resin is excellent in strength and abrasion resistance, and is optimal as a surface reinforcing layer for drainage pavement. It is also possible to improve the noise suppression effect due to the characteristic pavement.
- the pavement that can be constructed using the pavement material of the present invention is the above one.
- the surface of an existing or new pavement is sprayed or coated with the pavement material of the present invention, and the fine aggregate is sprayed one or more times, one or more times, each one in advance. It is also possible to build a surface treatment layer on the pavement repeatedly.
- the layer constructed using the pavement material of the present invention is not It also functions as a water-impervious layer as well as preventing reflection cracks as a stress relaxation layer (SAMI layer).
- SAMI layer stress relaxation layer
- the constructed layer When a pavement layer is constructed by applying or spreading the pavement material of the present invention on a floor slab, the constructed layer functions as a waterproof layer effective for waterproofing the bridge surface.
- Sarako can also be used as a mixture for paving at room temperature by mixing aggregate with the paving material of the present invention.
- Asphalt emulsion is used as a pavement noder emulsion, and the following materials are blended in the blending amounts (parts by mass) shown in Table 1 and mixed using a mixing mixer to produce No. 1 to No. 8 of the present invention.
- a pavement material was manufactured and its decomposition time, tensile strength, elongation at that time, and adhesion strength were measured.
- paving materials No. 9, No. 10
- emulsion of epoxy resin emulsion of epoxy resin
- paving materials No. 11
- methacrylic resin (MMA) only methacrylic resin
- a blended paving material (No. 12) was prepared and tested in the same manner.
- the mixing ratio of the amine compound as the curing agent and the water-insoluble epoxy resin as the main agent is such that the epoxy equivalent of the water-insoluble epoxy resin and the active hydrogen equivalent of the amine compound as the curing agent are 1
- the mixing ratio was one.
- Modified asphalt emulsion (trade name “KA-1”, manufactured by Chileki Co., Ltd.) (Evaporation residue concentration 65% by mass)
- the test method is as follows.
- each pavement material to be tested was applied on a steel plate to a thickness of about 2 mm, decomposed and cured, and then 100 mm in length, 25 mm in width at both ends, and narrow in the center. Cut out a dumbbell-shaped test piece with a width of 10 mm, and after curing for 4 hours in a 10 ° C or 20 ° C thermostatic bath, hold the enlarged parts at both ends of the test piece with the grips of the tester. The test piece was pulled at a constant speed to measure the load and elongation when the test piece broke.
- the tensile strength was determined by dividing the measured maximum tensile load at the time of specimen breakage by the specimen cross-sectional area.
- the elongation percentage is the ratio of the maximum elongation at the time of specimen breakage to the original length of the specimen.
- Adhesion test • The adhesion test was conducted in accordance with the adhesion strength test method specified in JIS K5400. That is, on each side of a 70 x 70 x 20 mm steel sheet, each pavement material to be tested is applied to a thickness of about 3 mm, a steel jig for tension is placed on it, and a mass is further placed on it. About 1 kg of weight was placed and allowed to stand for 24 hours. After standing, remove the weight, make a 40 x 40 mm size around the jig, make a cut reaching the steel plate, set it in a tensile testing machine in that state, and apply a tensile load to the steel plate in the vertical direction.
- the maximum tensile load was measured.
- the tensile bond strength A (MPa) was obtained from the maximum tensile load T (N) measured by the following formula, and the average value of the results obtained three times for each paving material was obtained.
- the test temperature was 20 ° C.
- the tested pavement materials No. 1 to No. 8 of the present invention all have a decomposition time as short as 25 minutes or less, which is obtained by emulsifying water-insoluble epoxy resin.
- the degradation time is much shorter than that of 40 minutes or 35 minutes.
- the paving material of the present invention is a material that quickly decomposes and hardens. Further, it can be seen that in the paving material of the present invention, the decomposition time becomes shorter as the amount of the epoxy resin added is increased.
- the mixing ratio of the amine compound as the curing agent and the water-insoluble epoxy resin as the main agent is the same as that in Experiment 1, the epoxy equivalent of the water-insoluble epoxy resin and the amine compound as the curing agent.
- the mixing ratio was such that the active hydrogen equivalent was 1: 1.
- Table 2 also shows the results of the pavement material (No. 11) containing only asphalt emulsion and the pavement material (No. 12) containing only metathalylate resin (MMA) in Experiment 1 for comparison. Showed.
- paving material No. 12
- MMA metatalylate resin
- the paving material of the present invention is a material that quickly decomposes and hardens. Show. Also, it can be seen that even when a petroleum oil-based mineral emulsion is used as a pavement binder emulsion, the decomposition time decreases as the amount of epoxy resin added increases.
- the tensile strength increases as the amount of the epoxy resin added is increased, and 83.1 parts by mass of the epoxy resin is added to 100 parts by mass of the solid content in the petroleum resin binder emulsion. For 18 paving materials, the tensile strength reached a maximum of 5.5 MPa.
- No. 13 and No. 14, No. 15 and No. 16, and No. 17 and No. 18 are compared.
- the polyaminoamide and the modified aliphatic polyamine were used in combination, a greater tensile strength was obtained, and the same tendency as in the case of using the asphalt emulsion was shown. The same tendency can be seen with respect to adhesive strength, and it can be seen that as the amount of epoxy resin added increases, greater adhesive strength is obtained.
- the adhesive strength exhibited by the paving materials of the present invention of No. 13 to No. 18 is in no way inferior to that of the conventional metatalylate resin shown in No. 12, and the binder for paving.
- the paving material of the present invention is comparable to conventional methacrylate oils in terms of adhesion to construction surfaces and strength to hold aggregates and the like. Indicates that the material surpasses this.
- the curing agent and the asphalt emulsion are separately blended and mixed in advance in a plant, etc., and stored and stored as an asphalt emulsion containing the curing agent. It is possible to keep it. If the stable period is 2 weeks, it can be transported anywhere in Japan and mixed with water-insoluble epoxy resin at the construction site to produce the paving material of the present invention. Further, in obtaining a stable asphalt emulsion containing a curing agent, the amount of polyaminoamide contained in the amine compound as the curing agent is preferably at least 50% by mass, preferably 60% by mass or more. Recognize.
- the amount of polyaminoamide contained in the amine-based compound as a curing agent is at least 50 mass 0 / if the nonzero Yogu least 60% by mass.
- a solid tire (diameter 200mm x width 50mm, ground pressure: 628kPa, rubber hardness: JIS hardness 78 (60 ° C)) with a specified load applied to the surface of the pavement for each test in a constant temperature room at 60 ° C The vehicle was run in a circle, and the amount of settlement of the solid tire was measured, and the time (minutes) when the amount of settlement reached 10 mm was determined.
- the tire was fixed to give rotation of 0 degrees, 180 degrees to the left and 90 degrees to the right, and the mass (g) of the aggregate to be peeled at that time was determined.
- the slip resistance test was performed using a dynamic 'friction' tester (DF tester). That is, the coefficient of dynamic friction was measured using a DF tester while sprinkling water on the surface of the pavement for each test.
- the linear velocity of the tire rubber piece on the DF tester disk is
- pavement Nos. 1 ⁇ to ⁇ . 8T constructed using the paving material of the present invention had a subsidence of 10 mm in the rotating wheel tracking test. Both times showed excellent results of over 590 minutes. This result is much better than the control pavement No. 11T constructed using only the emulsion and the control pavement No. 12T constructed using attalylate resin. This value is also significantly superior to the No. 9T and No. 10T paving bodies used with emulsion of emulsion.
- the pavement constructed using the paving material of the present invention No. 1 ⁇ to ⁇ . 8T is a control pavement constructed using attalylate resin. It shows a high coefficient of friction that is almost the same as that of the body No. 12T, indicating that the vehicle can travel safely without slipping over it.
- the tire is fixed to give a rotation of 0 degrees, 180 degrees to the left, and 90 degrees to the right, and then the actual tire is removed, and the surface treatment layer is peeled off to reveal the underlying drainage asphalt mixture. The number was counted.
- the pavement No. 13T No. 18T of the present invention constructed using a petroleum oil-based binder emulsion as a pavement binder emulsion has a subsidence amount in the rotating wheel tracking test. The time to reach 10mm! /, And the deviation was more than 620 minutes! /. This result is much better than the control pavement No. 12 T constructed with attalylate resin, and the pavement constructed with the paving material of the present invention. It shows that the body is excellent in wear resistance. Also in the actual vehicle stationary test, the amount of aggregate peeled off in paving bodies No. 13T to No. 18T constructed using the paving material of the present invention also depends on the amount of epoxy resin added. However, it was almost the same as the peel amount of the control pavement No. 12T constructed with attalylate resin, which was never inferior.
- the paving bodies No. 13T to No. 18T constructed using the paving material of the present invention are the control paving constructed using attalylate resin.
- the high friction coefficient is almost the same as that of the body No. 12T, indicating that the vehicle can travel safely without slipping over it.
- thermocouples were installed at the specified positions on each surface, while paving materials with the same composition as No. 16 paving materials in Table 2 and No. 12 in Table 1.
- each paving material containing only metatalylate resin (MMA) was mixed with heat shielding pigment and hollow particles in the blending ratio shown in Table 7, and paving material No. 16S for thermal insulation test, and No. 12S was manufactured.
- specimens to which no pavement material was applied were used as controls, and the same curing was performed at 30 ° C for 5 hours.
- an incandescent lamp was installed at a position 50 cm directly above the control specimen that was not coated with paving material, and the specimen was irradiated with an incandescent lamp and attached to the specimen. The time required for the temperature indicated by the thermocouple to rise to 60 ° C was measured. Pavement materials for thermal insulation test No. 16S and No. 12S were applied for the same period of time as the temperature of the control specimen rose to 60 ° C under the same conditions as the control specimen. Irradiation with an incandescent lamp, the temperature of the thermocouple attached to the specimen at that time was measured, and used as a measure of heat insulation. The results are shown in Table 7.
- the paving material of the present invention containing the heat-shielding pigment and hollow particles was 48.
- MMA metal tartaric acid resin
- the pavement material of the present invention not only exhibits excellent tensile strength and adhesive strength itself, but also when a pavement is constructed using the pavement material of the present invention.
- it is an excellent and extremely useful pavement material that exhibits high torsion resistance and slip resistance, and can be used to construct a pavement having excellent wear resistance and durability.
- the pavement material of the present invention has the advantage that it can be opened early after construction because of its short decomposition time.
- the pavement material of the present invention is useful as a pavement material for a heat-shielding pavement when a heat-shielding pigment or hollow particles are blended.
- the pavement material of the present invention is quickly decomposed and has excellent tensile strength, elongation rate, and adhesive strength. Therefore, if such a pavement material of the present invention is used, twist resistance is improved. In addition, it is possible to construct a durable pavement with excellent slip resistance.
- the pavement material of the present invention is safe and easy to handle, and it has few restrictions on construction that generates little pungent odors. Therefore, it can easily seal cracks on the road surface and reinforce the pavement. It makes it possible to easily build a stress-relieving layer and various other pavement layers, including surface treatment layers that can be revived and prolong life.
- the pavement material of the present invention is useful as a pavement material for heat-shielding pavement by blending a heat-shielding pigment and hollow particles.
- the present invention greatly contributes not only to the improvement of the road traffic environment but also to the prevention of the heat island phenomenon in summer, and is an industrially extremely useful invention.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
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Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/064,493 US20090088497A1 (en) | 2005-08-24 | 2006-08-23 | Paving material and method for construction of paved body using the same |
CN2006800308069A CN101248234B (zh) | 2005-08-24 | 2006-08-23 | 铺路用材料、铺路用粘合剂乳剂以及使用它们的铺路体的建造方法 |
JP2007532142A JP4995726B2 (ja) | 2005-08-24 | 2006-08-23 | 舗装用材料とそれを用いる舗装体の構築方法 |
EP06782908.5A EP1930502B1 (en) | 2005-08-24 | 2006-08-23 | Paving material and method for construction of paved body using the same |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-243454 | 2005-08-24 | ||
JP2005243454 | 2005-08-24 | ||
JP2006-057006 | 2006-03-02 | ||
JP2006057006 | 2006-03-02 |
Publications (1)
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WO2007023833A1 true WO2007023833A1 (ja) | 2007-03-01 |
Family
ID=37771575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2006/316455 WO2007023833A1 (ja) | 2005-08-24 | 2006-08-23 | 舗装用材料とそれを用いる舗装体の構築方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090088497A1 (ja) |
EP (1) | EP1930502B1 (ja) |
JP (1) | JP4995726B2 (ja) |
CN (1) | CN101248234B (ja) |
WO (1) | WO2007023833A1 (ja) |
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JP2021021295A (ja) * | 2019-07-30 | 2021-02-18 | 墨東化成工業株式会社 | 舗装用混合物およびその製造方法ならびに添加剤 |
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JP2009144046A (ja) * | 2007-12-13 | 2009-07-02 | Nichireki Co Ltd | 再生ポーラスアスファルト舗装用バインダとそれを用いる舗装用混合物並びに舗装体 |
CN101666064B (zh) * | 2009-08-06 | 2011-01-12 | 中铁四局集团有限公司 | 沥青裂纹路面的施工方法 |
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JP2017155233A (ja) * | 2016-03-04 | 2017-09-07 | エスケー イノベーション カンパニー リミテッドSk Innovation Co.,Ltd. | アスファルト組成物 |
CN106810153A (zh) * | 2016-12-31 | 2017-06-09 | 山西省交通科学研究院 | 一种可快速开放交通的沥青路面冷补材料及其制备方法 |
CN106810153B (zh) * | 2016-12-31 | 2019-07-30 | 山西省交通科学研究院 | 一种可快速开放交通的沥青路面冷补材料及其制备方法 |
JP2021021295A (ja) * | 2019-07-30 | 2021-02-18 | 墨東化成工業株式会社 | 舗装用混合物およびその製造方法ならびに添加剤 |
JP7257038B2 (ja) | 2019-07-30 | 2023-04-13 | 墨東化成工業株式会社 | 舗装用混合物およびその製造方法ならびに添加剤 |
CN111606605A (zh) * | 2020-06-11 | 2020-09-01 | 郭炎伟 | 道路快速修补用水性环氧树脂改性乳化沥青冷补料及其制备方法 |
CN113831060A (zh) * | 2021-10-29 | 2021-12-24 | 长安大学 | 一种装配式水泥路面高抗滑耐久磨耗层材料及使用方法 |
Also Published As
Publication number | Publication date |
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CN101248234B (zh) | 2012-02-29 |
JPWO2007023833A1 (ja) | 2009-02-26 |
EP1930502A4 (en) | 2011-04-13 |
US20090088497A1 (en) | 2009-04-02 |
EP1930502B1 (en) | 2016-10-19 |
CN101248234A (zh) | 2008-08-20 |
EP1930502A1 (en) | 2008-06-11 |
JP4995726B2 (ja) | 2012-08-08 |
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