CN115627078A - Road paving composition and paving body - Google Patents
Road paving composition and paving body Download PDFInfo
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- CN115627078A CN115627078A CN202211065003.4A CN202211065003A CN115627078A CN 115627078 A CN115627078 A CN 115627078A CN 202211065003 A CN202211065003 A CN 202211065003A CN 115627078 A CN115627078 A CN 115627078A
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- 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
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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
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
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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
- E01C5/00—Pavings made of prefabricated single units
- E01C5/04—Pavings made of prefabricated single units made of bricks
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
The invention provides a road paving composition and a pavement body, which can effectively permeate water, have longer service life, better weather resistance and high compressive strength, and the prepared pavement body has better quality. The road paving composition comprises 100-120 parts of petroleum asphalt, 60-80 parts of polyaspartic acid ester, 8-12 parts of polyether polyol, 10-20 parts of regenerated polyester polyol resin, 10-20 parts of glycol ether ester solvent, 10-20 parts of silane coupling agent, 1-3 parts of polymeric ferric sulfate, 2-5 parts of sodium gluconate, 1-3 parts of sodium silicate and 1-3 parts of ammonium sulfate. The paving body comprises an adhesive film, a water permeable main body and a plurality of paving bodies, wherein the adhesive film is used for improving the acting force among asphalt particles and covers the water permeable main body; the permeable main body is made of a composition and is arranged on the framework layer; the skeleton layer comprises at least one stone block layer and is used for supporting the water permeable main body; the sandy soil layer is arranged at the bottom of the skeleton layer; the pipeline structure is arranged on the sandy soil layer.
Description
Technical Field
The invention relates to the technical field of pavement materials, in particular to a road paving composition and a pavement body.
Background
Along with the continuous improvement of the urbanization level, more and more urban ground surfaces are covered by dense and waterproof concrete, so that rainwater cannot permeate underground, surface water accumulation is formed, and the supplement of urban underground water is influenced, so that ecological imbalance is caused, therefore, people develop various water permeable building materials for paving roads, squares and parking lots, so as to increase the penetration of rainwater into the ground, at present, three types of water permeable building materials are mainly adopted, one type is a water permeable brick, the other type is water permeable concrete, and the other type is water permeable sticky stone, at present, the water permeable concrete is mainly adopted, the porosity is about 15%, the water permeability is about 500ml/min, but various problems exist in the development of nearly 5 years, the water permeability of the used water permeable concrete road surface is attenuated by about 60% after 1 year, the drainage requirement of heavy rain, particularly rain cannot be met, the water permeability attenuation is mainly due to the structural system of the water permeable concrete, the water permeable concrete mainly comprises broken stones, cement, reinforcing agents and the like, but the fine sand is not contained, the strength is obviously reduced if the porosity is improved, if the strength of the small amount of the road surface is increased, the small amount of broken stone or the small amount of water permeable concrete is selected, and the small amount of broken stone is influenced by the particle size of the road surface.
Disclosure of Invention
Based on the composition, the road pavement composition and the pavement body can effectively permeate water, have long service life, good weather resistance and high compressive strength, and the prepared pavement body has good quality.
The invention provides a road paving composition, which comprises 100-120 parts of petroleum asphalt, 60-80 parts of polyaspartic acid ester, 8-12 parts of polyether polyol, 10-20 parts of regenerated polyester polyol resin, 10-20 parts of glycol ether ester solvent, 10-20 parts of silane coupling agent, 1-3 parts of polymeric ferric sulfate, 2-5 parts of sodium gluconate, 1-3 parts of sodium silicate and 1-3 parts of ammonium sulfate.
Further, the paint also comprises 2-4 parts of reinforcing agent, wherein the reinforcing agent is one of polyvinyl esters and modified acrylic acid.
Further, the anti-foaming agent comprises 2-4 parts of an anti-foaming agent, wherein the anti-foaming agent comprises a foam breaking polymer and a polysiloxane solution.
Further, the water-based paint also comprises 3-5 parts of a thickening agent, wherein the thickening agent is anionic alkali swelling polyacrylic acid.
Further, the paint also comprises 1-3 parts of rheological agent, wherein the rheological agent is nonionic associative polyurethane.
Further, the cleaning agent also comprises 2-6 parts of a neutralizing agent, wherein the neutralizing agent is a low-molecular organic amine compound.
The invention provides a product for paving a road by using the composition.
The invention provides a pavement body for paving a road by adopting the composition, which comprises the following components:
the adhesive film is used for improving the acting force among the asphalt particles and covers the permeable main body;
the permeable main body is made of the composition and is arranged on the framework layer;
the skeleton layer comprises at least one stone block layer and is used for supporting the permeable main body;
the sand layer is arranged at the bottom of the framework layer;
and the pipeline structure is arranged in the sandy soil layer.
Further, the space between the stone layers is filled with the composition particles.
Further, the adhesive film comprises one or more of polyvinyl chloride, acrylic resin, polyethylene, polyamide, polypropylene and ethylene vinyl acetate.
According to the technical scheme, the road paving composition and the pavement provided by the invention have the following beneficial effects:
the composition provided by the invention can be used as a stable pavement body of a road surface by mixing the permeable material and the asphalt, and has the advantages of good water permeability, long service life, good weather resistance, high compressive strength and good quality of the prepared pavement body.
The sand layer and the framework layer are matched with each other to support the road, so that the maintenance cost of the road is reduced, and the maintenance quality of the road is ensured. The composite particles are adopted to fill gaps between the skeleton layers, so that the stability of the stone layer can be further improved, and the water permeability of roads is not influenced. The composition particles are adopted for filling instead of selecting the broken stones or fine sands with small particle sizes, so that the influence of the broken stones or the fine sands with small particle sizes on the water permeability is avoided, and the problem encountered by the pervious concrete pavement is solved.
Drawings
FIG. 1 is a schematic structural diagram I of a paving body according to an embodiment of the invention;
fig. 2 is a schematic structural view ii of the paving body according to the embodiment of the present invention.
In the figure, film-1 is adhered;
a water permeable body-2;
a framework layer-3;
sand layer-4;
pipe structure-5.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the accompanying drawings in combination with the embodiments.
The water permeability of the pervious concrete pavement which is put into use is attenuated by about 60 percent after 1 year, and the drainage requirement of heavy rain, particularly heavy rain, cannot be met, the water permeability attenuation is mainly because of a structural system of the pervious concrete, the pervious concrete mainly comprises broken stones, cement, reinforcing agents and the like, but does not contain fine sand, the strength is obviously reduced if the porosity is improved, the pavement strength is influenced, and the water permeability is influenced if the strength is improved, such as the selection of the broken stones with small particle sizes or the addition of a small amount of fine sand, so that the existing difficulty of the pervious concrete pavement is solved.
In order to solve the problem, currently, a cementing material is used for cementing broken stones or stone grains to prepare a permeable pavement material on the market, the cementing material adopts epoxy resin glue, the system has the advantages that the water permeability and the porosity are obviously increased, but the permeable pavement materials have poor weather resistance, poor acid and alkali resistance and low compressive strength, are aged after being put into use for 2 to 3 years, are easy to crack on the surface, and cause the prepared permeable adhesive stone pavement material to have poor quality.
According to one general inventive concept of one aspect of the present invention, a road paving composition is provided, which comprises 100-120 parts of petroleum asphalt, 60-80 parts of polyaspartic acid ester, 8-12 parts of polyether polyol, 10-20 parts of regenerated polyester polyol resin, 10-20 parts of glycol ether ester solvent, 10-20 parts of silane coupling agent, 1-3 parts of polymeric ferric sulfate, 2-5 parts of sodium gluconate, 1-3 parts of sodium silicate and 1-3 parts of ammonium sulfate.
The composition provided by the invention can be used as a stable pavement body of a road surface by mixing the permeable material and the asphalt, has better water permeability, longer service life, better weather resistance and high compressive strength, and the prepared pavement body has better quality.
Furthermore, the coating also comprises 2-4 parts of reinforcing agent, wherein the reinforcing agent is one of polyvinyl ester and modified acrylic acid.
Further, the reinforcing agent may be 2 parts, 3 parts or 4 parts.
Furthermore, the foaming agent also comprises 2-4 parts of a defoaming agent, wherein the defoaming agent comprises a foam breaking polymer and a polysiloxane solution.
Further, the defoaming agent may be 2 parts, 3 parts or 4 parts.
Further, the water-based paint also comprises 3-5 parts of a thickening agent, wherein the thickening agent is anionic alkali-swelling polyacrylic acid.
Further, the thickener may be 3 parts, 4 parts, or 5 parts.
Further, 1-3 parts of rheological agent is included, and the rheological agent is nonionic associative polyurethane.
Further, the rheological agent may be 1 part, 2 parts, or 3 parts.
Furthermore, the paint also comprises 2-6 parts of a neutralizing agent, wherein the neutralizing agent is a low-molecular organic amine compound.
Further, the neutralizing agent may be 2 parts, 3 parts, 4 parts, 5 parts, 6 parts.
The invention provides a product for paving a road by using the composition.
The invention provides a paving body for paving a road by adopting a composition, which comprises the following components:
the adhesive film 1 is used for improving the acting force among the asphalt particles and covers the permeable main body 2;
a permeable main body 2 made of the composition and arranged on the skeleton layer 3;
the framework layer 3 comprises at least one stone block layer and is used for supporting the permeable main body 2;
the sand layer 4 is arranged at the bottom of the framework layer 3;
and the pipeline structure 5 is arranged on the sandy soil layer 4.
Further, can also set up the separation structure outside pipeline structure 5, the separation structure can be for the separation riser or support live etc. the multilayer material that the separation structure can be fine was laid prevents not hard up after laying to improve the road surface intensity of this highway section of pipe laying, effectual protection pipeline structure 5 does not receive the damage, uses safelyr.
Furthermore, the stone layers are filled with the composition particles.
The sand layer 4 and the framework layer 3 are matched with each other to support the road, so that the maintenance cost of the road is reduced, and the maintenance quality of the road is ensured.
Furthermore, the stone layers of the framework layer 3 can be set to be one layer, two layers, three layers or four layers, the stone layer on the upper layer is smaller, and the stone layer on the lower layer is larger.
Further, the gaps between the skeleton layers 3 are filled with the composition particles, so that the stability of the stone layer can be further improved, and the water permeability of the road is not influenced.
Furthermore, the composition particles are adopted for filling instead of selecting the broken stones or fine sands with small particle sizes, so that the influence of the broken stones or the fine sands with small particle sizes on the water permeability is avoided, and the problem encountered by the permeable concrete pavement is solved.
Further, the adhesive film 1 includes one or more of polyvinyl chloride, acrylic resin, polyethylene, polyamide, polypropylene, and ethylene vinyl acetate.
Furthermore, an antifreezing solution or atomized water spray can be adopted outside the adhesive film 1.
The working principle is as follows: when the municipal engineering road structure is laid, a roadbed is firstly cut on the bottom surface, a sand soil layer 4 is laid on the roadbed, a pipeline structure 5 is laid on the sand soil layer 4, or a blocking structure is arranged outside the pipeline structure 5, a framework layer 3 is laid on the sand soil layer 4, the stone layer can be set to be one layer, two layers, three layers or four layers, the upper stone layer is smaller, the lower stone layer is larger, and the gaps between the framework layers 3 are filled with composite particles.
The permeable main body 2 is laid on the framework layer 3, after the permeable main body 2 is laid, the adhesive film 1 is sprayed on the surface of the permeable main body 2, and when raining, rainwater flows into the framework layer 3 through the permeable main body 2 and is discharged into a sewer through the sandy soil layer 4, so that the municipal engineering road laying structure has the effect of being convenient to lay and drain.
The technical solutions of the present invention are described in detail below by using preferred embodiments, and it should be noted that the following specific embodiments are only examples and are not intended to limit the present invention.
Example 1:
the asphalt modifier comprises 100 parts of petroleum asphalt, 80 parts of polyaspartic acid ester, 8 parts of polyether polyol, 20 parts of regenerated polyester polyol resin, 10 parts of glycol ether ester solvent, 20 parts of silane coupling agent, 1 part of polymeric ferric sulfate, 2 parts of sodium gluconate, 1 part of sodium silicate and 1 part of ammonium sulfate.
Example 2:
the asphalt modifier comprises 120 parts of petroleum asphalt, 60 parts of polyaspartic acid ester, 12 parts of polyether polyol, 10 parts of regenerated polyester polyol resin, 20 parts of glycol ether ester solvent, 10 parts of silane coupling agent, 3 parts of polymeric ferric sulfate, 5 parts of sodium gluconate, 3 parts of sodium silicate and 3 parts of ammonium sulfate.
Example 3:
the asphalt-base composite material comprises 110 parts of petroleum asphalt, 70 parts of polyaspartic acid ester, 10 parts of polyether polyol, 15 parts of regenerated polyester polyol resin, 15 parts of glycol ether ester solvent, 15 parts of silane coupling agent, 2 parts of polymeric ferric sulfate, 4 parts of sodium gluconate, 2 parts of sodium silicate and 2 parts of ammonium sulfate.
Example 4:
fig. 1 is a schematic structural view i of a paving body according to an embodiment of the present invention.
The composition of example 3 was used as water permeable body 2.
As shown in fig. 1, a sand layer 4 is laid, a pipeline structure 5 is laid on the sand layer 4, a skeleton layer 3 is laid on the sand layer 4, a stone layer can be arranged as one layer, and gaps between the skeleton layers 3 are filled with composite particles.
And paving the permeable main body 2 on the framework layer 3, and spraying the adhesive film 1 on the surface of the permeable main body 2 after the permeable main body 2 is paved.
Example 5:
fig. 2 is a schematic structural diagram ii of the paving body according to the embodiment of the present invention.
The composition of example 3 was used as water permeable body 2.
As shown in fig. 2, a sand soil layer 4 is laid, a pipeline structure 5 is laid on the sand soil layer 4, a blocking structure is arranged outside the pipeline structure 5, a framework layer 3 is laid on the sand soil layer 4, the stone blocks of the framework layer 3 can be arranged into two layers, the stone blocks of the upper layer are smaller, the stone blocks of the lower layer are larger, and gaps between the framework layers 3 are filled with composite particles.
And paving the permeable main body 2 on the framework layer 3, and spraying the adhesive film 1 on the surface of the permeable main body 2 after the permeable main body 2 is paved.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A road paving composition characterized by: the asphalt modifier comprises 100-120 parts of petroleum asphalt, 60-80 parts of polyaspartic acid ester, 8-12 parts of polyether polyol, 10-20 parts of regenerated polyester polyol resin, 10-20 parts of glycol ether ester solvent, 10-20 parts of silane coupling agent, 1-3 parts of polymeric ferric sulfate, 2-5 parts of sodium gluconate, 1-3 parts of sodium silicate and 1-3 parts of ammonium sulfate.
2. The composition of claim 1, wherein: and the coating also comprises 2-4 parts of a reinforcing agent, wherein the reinforcing agent is one of polyvinyl esters and modified acrylic acid.
3. The composition of claim 1, wherein: and the defoaming agent comprises 2-4 parts of a defoaming polymer and a polysiloxane solution.
4. The composition of claim 1, wherein: the water-based paint also comprises 3-5 parts of a thickening agent, wherein the thickening agent is anionic alkali-swelling polyacrylic acid.
5. The composition of claim 1, wherein: the adhesive also comprises 1-3 parts of rheological agent, wherein the rheological agent is nonionic associative polyurethane.
6. The composition of claim 1, wherein: the paint also comprises 2-6 parts of a neutralizer, wherein the neutralizer is a low-molecular organic amine compound.
7. An article of manufacture for use in road paving employing a composition according to any one of claims 1 to 6.
8. A pavement body for road pavement using the composition according to any one of claims 1 to 6, comprising:
the adhesive film is used for improving the acting force among the asphalt particles and covers the permeable main body;
the permeable main body is made of the composition and is arranged on the framework layer;
the skeleton layer comprises at least one stone block layer and is used for supporting the water permeable main body;
the sandy soil layer is arranged at the bottom of the framework layer;
and the pipeline structure is arranged in the sandy soil layer.
9. The paving body according to claim 8, wherein: the stone layers are filled with the composition particles.
10. The paving body according to claim 8, wherein: the adhesive film comprises one or more of polyvinyl chloride, acrylic resin, polyethylene, polyamide, polypropylene and ethylene vinyl acetate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211065003.4A CN115627078A (en) | 2022-08-31 | 2022-08-31 | Road paving composition and paving body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211065003.4A CN115627078A (en) | 2022-08-31 | 2022-08-31 | Road paving composition and paving body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115627078A true CN115627078A (en) | 2023-01-20 |
Family
ID=84903185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211065003.4A Pending CN115627078A (en) | 2022-08-31 | 2022-08-31 | Road paving composition and paving body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115627078A (en) |
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2022
- 2022-08-31 CN CN202211065003.4A patent/CN115627078A/en active Pending
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