CN114773781A - Cold-mixing colored water-permeable asphalt cement and preparation method thereof - Google Patents
Cold-mixing colored water-permeable asphalt cement and preparation method thereof Download PDFInfo
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- CN114773781A CN114773781A CN202210336374.5A CN202210336374A CN114773781A CN 114773781 A CN114773781 A CN 114773781A CN 202210336374 A CN202210336374 A CN 202210336374A CN 114773781 A CN114773781 A CN 114773781A
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- epoxy resin
- permeable asphalt
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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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
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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
- C08K3/34—Silicon-containing compounds
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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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
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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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- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
Abstract
The invention discloses a cold-mixed color water-permeable asphalt cement and a preparation method thereof, wherein the cold-mixed color water-permeable asphalt cement is prepared by mixing A, B components; the component A consists of epoxy resin, a plasticizer, allyl glycidyl ether, a pigment, heavy calcium carbonate and talcum powder; the component B is alicyclic amine curing agent. The epoxy resin in the component A is bisphenol A epoxy resin, the physical and chemical properties of the epoxy resin are very stable, the performance of the epoxy resin is still stable at the high temperature of 200 ℃, and the tolerance of the concrete to temperature change can be obviously enhanced. The plasticizer is adopted to enhance the toughness of the concrete, so that the concrete is not easy to break under the action of pressure, and the heavy calcium carbonate can reinforce the concrete. The cementing material obtained by the invention has the advantage of high water permeability, and simultaneously has excellent durability and rutting resistance.
Description
Technical Field
The invention relates to the field of building materials, in particular to a cold-mixing colored water-permeable asphalt cement and a preparation method thereof.
Background
With the progress of science and technology, water permeable paving materials are more and more common in daily life, and the most common water permeable paving materials at present are water permeable cement concrete and water permeable asphalt concrete. The raw materials of the pervious cement concrete are easy to obtain, the produced concrete has good anti-rutting performance and high durability, but due to the characteristics of the materials, the produced concrete has the defects of easy breakage, easy gap blockage, poor pervious effect and the like, and the pervious asphalt concrete has high pervious rate, poor cohesive force, poor rutting resistance and poor durability. In summary, in order to solve the problems of poor binding power, poor track resistance, poor durability and the like of the existing permeable asphalt concrete, a more excellent cementing material for cold-mixed color permeable asphalt needs to be found urgently.
Disclosure of Invention
The invention provides a cold-mixing colored water-permeable asphalt cement, which aims to solve the technical problems of poor concrete binding power, poor track resistance, poor durability and the like in the prior art and also provides a preparation method of the cold-mixing colored water-permeable asphalt cement.
In order to realize the purpose, the invention adopts the technical scheme that:
a cementing material for cold-mixed color permeable asphalt is prepared by mixing A, B components. The component A comprises epoxy resin, a plasticizer, allyl glycidyl ether, heavy calcium carbonate and talcum powder. The component B is alicyclic amine curing agent. The A, B component has a weight ratio of 2-4: 1.
further, the A component comprises a pigment.
Further, the component A comprises the following components in percentage by weight: 45-65% of epoxy resin, 3-5% of plasticizer, 2-4% of allyl glycidyl ether, 12-20% of heavy calcium carbonate, 12-20% of talcum powder and 4-7% of pigment.
Further, the component A comprises the following components in percentage by weight: 55-63% of epoxy resin, 3-4% of plasticizer, 3-4% of allyl glycidyl ether, 12-15% of triple superphosphate, 12-15% of talcum powder and 5-7% of pigment.
Further, the component A comprises the following components in percentage by weight: 63% of epoxy resin, 4% of plasticizer, 3% of allyl glycidyl ether, 12% of triple superphosphate, 12% of talcum powder and 6% of pigment.
Preferably, the epoxy resin is a bisphenol a type epoxy resin.
Preferably, the plasticizer is a polyol modifier.
A preparation method of a cementing material for cold-mixing colored pervious asphalt comprises the following steps:
1) under the condition of stirring, firstly adding epoxy resin and allyl glycidyl ether into a mixing kettle, stirring and mixing, then slowly adding a plasticizer, stirring and mixing;
2) sequentially adding coarse whiting, talcum powder and pigment, and stirring until the mixture is uniformly dispersed and has no particles or bubbles, thereby obtaining the component A;
3) the binder is obtained by uniformly mixing the component A and the component B according to the weight ratio of the component A to the component B in the condition of stirring according to the weight ratio of the component A to the component B in the claim 1.
Further, the temperature for preparing the a-component and mixing the a-component and the B-component is room temperature.
Preferably, the stirring speed is 800-.
Compared with the prior art, the invention has the following beneficial effects:
in the invention, the bisphenol A type epoxy resin is selected as the epoxy resin, the bonding property is still stable at the high temperature of 200 ℃, and the tolerance of the concrete to the temperature change can be obviously enhanced.
The plasticizer adopts a polyol modifier, particularly plant polyene phenol, and mainly has the function of weakening the secondary bond, namely Van der Waals force, between bisphenol A epoxy resin molecules, so that the mobility of polymer molecular chains is increased, the crystallinity of the polymer molecular chains is reduced, namely the plasticity of the polymer is increased, and the hardness, the modulus, the softening temperature and the brittle temperature of the polymer are reduced, and the elongation, the bending flexibility and the flexibility are improved. The toughness of the concrete can be enhanced, so that the concrete is not easy to break under the action of pressure.
Effect of allyl glycidyl Ether: the viscosity of the cementing material is reduced on the basis of little influence on the performance of the cementing material.
The function of the talcum powder is as follows: the stability and the weathering resistance of the cementing material are improved.
The heavy calcium carbonate can reinforce the concrete.
The cold-mix colorful permeable asphalt cement produced by using the permeable asphalt cement has the advantage of high water permeability, and has excellent binding power, durability and rutting resistance.
Detailed Description
Example 1
A cold-mix color permeable asphalt cement comprises the following components in percentage by weight: 1, mixing A, B two components in percentage by weight, wherein the component A consists of 50 percent of epoxy resin, 4 percent of plasticizer, 3 percent of allyl glycidyl ether, 19 percent of heavy calcium, 19 percent of talcum powder and 5 percent of pigment in percentage by weight, wherein the epoxy resin is bisphenol A type, and the plasticizer is plant polyene phenol. The component B is alicyclic amine curing agent.
The preparation method of the cold-mixing colored water-permeable asphalt cement comprises the following steps:
1) at room temperature (the room temperature refers to 25 +/-10 ℃), firstly adding epoxy resin and allyl glycidyl ether into a mixing kettle, stirring and mixing, then slowly adding a plasticizer, and stirring and mixing; 2) sequentially adding coarse whiting, talcum powder and pigment, and stirring until the mixture is uniformly dispersed and has no particles or bubbles, thereby obtaining the component A; 3) and mixing the component A and the component B, and stirring and mixing uniformly to obtain the cementing material. The stirring speed is 1000 r/min.
The performance of the cementing material for cold-mix color permeable asphalt prepared in this example was tested, and the results are shown in table 1:
TABLE 1
| Detecting items | Unit of | The result of the detection | Index | Basis of detection |
| Viscosity of the oil | Mpa.s | 14300 | 10000-15000 | GB/T2794-2013 |
| Density of | g/cm³ | 1.18 | 1.1-1.2 | GB/T13354-1992 |
| Tensile strength | MPa | 23 | ＞20 | GB/T528-2009 |
| Elongation at break | % | 280 | ＞250 | GB/T528-2009 |
| Ultraviolet aging | MPa | 21 | ＞20 | GB/T528-2009 |
As can be seen from table 1, each index of the cementing material for cold-mix color permeable asphalt prepared in this example reaches or exceeds the national standard.
After the concrete is added with the cementing material for the cold-mixed color permeable asphalt, the compression strength and the rupture strength of the concrete are shown in the table 2:
TABLE 2
| Detecting items | Unit | The result of the detection | Index | Basis of detection |
| Compressive strength | MPa | 11.2 | ≥6.0 | GB/T50081 |
| Flexural strength | MPa | 3.3 | ≥2.5 | GB/T50081 |
As can be seen from Table 2, after the cementing material for the cold-mix colored permeable asphalt is added into the concrete, the compressive strength and the rupture strength of the concrete exceed the national standards, namely, the concrete has stronger durability and rutting resistance.
Example 2
A cold-mix color permeable asphalt cement comprises the following components in percentage by weight: 1 weight ratio of A, B two components. The component A consists of 55 wt% of epoxy resin, 3 wt% of plasticizer, 3 wt% of allyl glycidyl ether, 19 wt% of heavy calcium carbonate, 15 wt% of talcum powder and 5 wt% of pigment, wherein the epoxy resin is bisphenol A type, and the plasticizer is plant polyene phenol. The component B is alicyclic amine curing agent.
The rest of the example is as in example 1.
The performance of the cementing material for cold-mix color permeable asphalt prepared in this example was tested, and the results are shown in table 3:
TABLE 3
| Detecting items | Unit | The result of the detection | Index | Basis of detection |
| Viscosity of the oil | Mpa.s | 13500 | 10000-15000 | GB/T2794-2013 |
| Density of | g/cm³ | 1.16 | 1.1-1.2 | GB/T13354-1992 |
| Tensile strength | MPa | 25 | ＞20 | GB/T528-2009 |
| Elongation at break | % | 280 | ＞250 | GB/T528-2009 |
| Ultraviolet aging | MPa | 22 | ＞20 | GB/T528-2009 |
As can be seen from table 3, each index of the cementing material for cold-mix color permeable asphalt prepared in this example reaches or exceeds the national standard.
After the concrete is added with the cementing material for the cold-mixed color permeable asphalt, the compression strength and the rupture strength of the concrete are shown in the table 4:
TABLE 4
| Detecting items | Unit of | The result of the detection | Index | Basis of detection |
| Compressive strength | MPa | 13.0 | ≥6.0 | GB/T50081 |
| Flexural strength | MPa | 3.9 | ≥2.5 | GB/T50081 |
As shown in Table 4, after the cementing material is added into the concrete, the compression strength and the breaking strength of the concrete exceed the national standards, namely the concrete has stronger durability and rutting resistance.
Example 3
A cold-mix color permeable asphalt cement comprises the following components in percentage by weight: 1, mixing A, B two components in a weight ratio, wherein the component A consists of 63% of epoxy resin, 4% of plasticizer, 3% of allyl glycidyl ether, 12% of heavy calcium, 12% of talcum powder and 6% of pigment in a weight ratio, wherein the epoxy resin is bisphenol A type, and the plasticizer is a polyol modifier. The component B is alicyclic amine curing agent.
The rest of the example was as in example 1.
The performance of the obtained cold-mix color permeable asphalt was measured with a cementing material, and the results are shown in table 5:
TABLE 5
| Detecting items | Unit | The result of the detection | Index | Basis of detection |
| Viscosity of the oil | Mpa.s | 12200 | 10000-15000 | GB/T2794-2013 |
| Density of | g/cm³ | 1.13 | 1.1-1.2 | GB/T13354-1992 |
| Tensile strength | MPa | 28 | ＞20 | GB/T528-2009 |
| Elongation at break | % | 290 | ＞250 | GB/T528-2009 |
| Ultraviolet aging | MPa | 22 | ＞20 | GB/T528-2009 |
As can be seen from table 5, each index of the cementing material for cold-mix color permeable asphalt prepared in this example reaches or exceeds the national standard.
After the concrete is added with the cementing material for the cold-mixed color permeable asphalt, the compression strength and the rupture strength of the concrete are shown in table 6:
TABLE 6
| Detecting items | Unit | The result of the detection | Index | Basis of detection |
| Compressive strength | MPa | 14.8 | ≥6.0 | GB/T50081 |
| Flexural strength | MPa | 4.2 | ≥2.5 | GB/T50081 |
As can be seen from Table 6, after the cementing material is added into the concrete, the compressive strength and the flexural strength of the concrete exceed the national standards, namely, the concrete has stronger durability and rutting resistance.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is indicated by the appended claims and their equivalents.
Claims (10)
1. The cementing material for the cold-mixed color permeable asphalt is characterized by being prepared by mixing A, B components; the component A comprises epoxy resin, a plasticizer, allyl glycidyl ether, heavy calcium carbonate and talcum powder; the component B is alicyclic amine curing agent; the A, B component has a weight ratio of 2-4: 1.
2. the cementing material for cold-mix colored water-permeable asphalt according to claim 1, wherein the component A comprises pigment.
3. The cementing material for the cold-mix colored water-permeable asphalt according to claim 2, characterized in that the components in the component A comprise the following components in percentage by weight: 45-65% of epoxy resin, 3-5% of plasticizer, 2-4% of allyl glycidyl ether, 12-20% of heavy calcium carbonate, 12-20% of talcum powder and 4-7% of pigment.
4. The cementing material for the cold-mix colored water-permeable asphalt according to claim 2, characterized in that the components in the component A comprise the following components in percentage by weight: 55-63% of epoxy resin, 3-4% of plasticizer, 3-4% of allyl glycidyl ether, 12-15% of triple superphosphate, 12-15% of talcum powder and 5-7% of pigment.
5. The cementing material for the cold-mix colored water-permeable asphalt according to claim 2, characterized in that the components in the component A comprise the following components in percentage by weight: 63% of epoxy resin, 4% of plasticizer, 3% of allyl glycidyl ether, 12% of heavy calcium carbonate, 12% of talcum powder and 6% of pigment.
6. The cement for cold-mix color water-permeable asphalt according to claims 1 to 5, wherein the epoxy resin is bisphenol A epoxy resin.
7. The cement for cold-mix colored water-permeable asphalt according to claims 1 to 5, wherein the plasticizer is a polyol modifier.
8. The preparation method of the cementing material for the cold-mixed colored water-permeable asphalt as claimed in claim 1, which is characterized by comprising the following steps: the weight percentage of each component in the A component according to claim 3,
1) under the condition of stirring, firstly adding epoxy resin and allyl glycidyl ether into a mixing kettle, stirring and mixing, then slowly adding plasticizer, stirring and mixing; 2) sequentially adding coarse whiting, talcum powder and pigment, and stirring until the mixture is uniformly dispersed and has no particles or bubbles, thereby obtaining the component A; 3) the binder is obtained by uniformly mixing the component A and the component B according to the weight ratio of the component A to the component B in the condition of stirring according to the weight ratio of the component A to the component B in the claim 1.
9. The method for preparing the cementing material for the cold-mix colored water-permeable asphalt according to claim 8, wherein the temperature for preparing the component A and mixing the component A and the component B is room temperature.
10. The method as claimed in claim 8, wherein the stirring speed is 800-1200 r/min.
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| CN202210336374.5A CN114773781A (en) | 2022-04-01 | 2022-04-01 | Cold-mixing colored water-permeable asphalt cement and preparation method thereof |
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| CN202210336374.5A CN114773781A (en) | 2022-04-01 | 2022-04-01 | Cold-mixing colored water-permeable asphalt cement and preparation method thereof |
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-
2022
- 2022-04-01 CN CN202210336374.5A patent/CN114773781A/en active Pending
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