CN111253120A - Wear-resistant environment-friendly highway bridge material and preparation method thereof - Google Patents
Wear-resistant environment-friendly highway bridge material and preparation method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
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Abstract
The invention discloses a wear-resistant environment-friendly highway bridge material which comprises the following main raw materials in parts by weight: 30-50 parts of cement, 10-15 parts of a waterproof auxiliary agent, 2-4 parts of terpene phenolic resin, 1-3 parts of barium stearate, 10-15 parts of carbon black, 10-15 parts of acrylic resin, 4-6 parts of mica powder, 6-8 parts of silicon dioxide, 1-2 parts of a curing agent, 10-12 parts of a filler, 3-5 parts of palygorskite, 1-2 parts of polyacrylamide, 2-4 parts of isocyanate, 4-6 parts of sodium carboxymethylcellulose, 2-4 parts of a composite antioxidant, 1-2 parts of dioctyl phthalate, 6-8 parts of chopped aramid fiber, 3-5 parts of a silane coupling agent and 2-3 parts of a water reducing agent. Compared with the prior art, the terpene phenolic resin can be cured under the action of a curing agent, and all components are connected together to form the high-strength pavement material, wherein the silicon dioxide provides good bearing capacity and wear resistance, and the silane coupling agent can effectively improve the compatibility and the connection strength among all the components; the chopped aramid fiber has the characteristics of high wear resistance and high strength.
Description
Technical Field
The invention relates to the technical field of road building materials, in particular to a wear-resistant environment-friendly highway bridge material and a preparation method thereof.
Background
The current bridge engineering has large investment and long design service life, and is positioned at the important part of traffic, so the safety and the durability of the bridge are very important. In the past, the anticorrosion and waterproof work of the base surface of bridge engineering is not considered, so that the problems of serious corrosion and leakage of most bridge base surfaces and accessory supporting facilities thereof appear in the using period. With the rapid development of economy, reinforced concrete bridges of a considerable scale are built after the eighties, and particularly with the construction of highways, the standards of the bridges are rapidly improved. The severity and importance of bridge deck water resistance and bridge water resistance and corrosion resistance are gradually valued, but due to the influences of factors such as insufficient understanding of corrosion environment, inaccurate mastering of material performance, unclear understanding of water resistance mechanism, unreasonable design scheme, unscientific construction process and the like, the control effect difference is large, and the water resistance quality of some projects does not achieve the expected effect. Furthermore, continuous heavy rain weather often appears aiming at the special climate environment of China at present, and rainwater has certain acidity.
At present, most of anticorrosion and waterproof materials for bridge pavements are prepared by introducing raw materials containing VOCS and heavy metal ions, so that substances harmful to the environment are generated in the whole production process, and the materials are not environment-friendly; and the corrosion and water resistance of the existing corrosion and water resistant material still needs to be improved.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a wear-resistant, corrosion-resistant and permeation-resistant environment-friendly highway bridge material and a preparation method thereof to solve the problems.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the wear-resistant environment-friendly highway bridge material is characterized in that: the main raw materials in parts by weight comprise: 30-50 parts of cement, 10-15 parts of a waterproof auxiliary agent, 2-4 parts of terpene phenolic resin, 1-3 parts of barium stearate, 10-15 parts of carbon black, 10-15 parts of acrylic resin, 4-6 parts of mica powder, 6-8 parts of silicon dioxide, 1-2 parts of a curing agent, 10-12 parts of a filler, 3-5 parts of palygorskite, 1-2 parts of polyacrylamide, 2-4 parts of isocyanate, 4-6 parts of sodium carboxymethylcellulose, 2-4 parts of a composite antioxidant, 1-2 parts of dioctyl phthalate, 6-8 parts of chopped aramid fiber, 3-5 parts of a silane coupling agent and 2-3 parts of a water reducing agent.
Preferably, the main raw materials in parts by weight include: 35-45 parts of cement, 12-14 parts of a waterproof auxiliary agent, 2-4 parts of terpene phenolic resin, 1-3 parts of barium stearate, 12-14 parts of carbon black, 12-14 parts of acrylic resin, 4-6 parts of mica powder, 6-8 parts of silicon dioxide, 1-2 parts of a curing agent, 10-12 parts of a filler, 3-5 parts of palygorskite, 1-2 parts of polyacrylamide, 2-4 parts of isocyanate, 4-6 parts of sodium carboxymethylcellulose, 2-4 parts of a composite antioxidant, 1-2 parts of dioctyl phthalate, 6-8 parts of chopped aramid fiber, 3-5 parts of a silane coupling agent and 2-3 parts of a water reducing agent.
Preferably, the main raw materials in parts by weight include: 40 parts of cement, 13 parts of waterproof auxiliary agent, 3 parts of terpene phenolic resin, 2 parts of barium stearate, 13 parts of carbon black, 13 parts of acrylic resin, 5 parts of mica powder, 7 parts of silicon dioxide, 1.5 parts of curing agent, 11 parts of filler, 4 parts of palygorskite, 1.5 parts of polyacrylamide, 3 parts of isocyanate, 5 parts of sodium carboxymethyl cellulose, 3 parts of composite antioxidant, 1.5 parts of dioctyl phthalate, 7 parts of chopped aramid fiber, 4 parts of silane coupling agent and 2.5 parts of water reducing agent.
Preferably, the waterproof auxiliary agent is prepared by mixing CPE rubber and natural rubber according to the weight ratio of 1: 1.
Preferably, the curing agent is diethylenetriamine.
Preferably, the filler is one or a mixture of titanium dioxide, fly ash and glass beads.
Preferably, the compound antioxidant is 2, 8-di-tert-butyl-4-methylphenol.
Preferably, the chopped aramid fiber is meta-aramid chopped fiber, and the average length of the chopped aramid fiber is 1-30 mm.
Preferably, the silane coupling agent consists of 1 part of A189 silane coupling agent and 0.5 part of SI-69 silane coupling agent; the water reducing agent is a polycarboxylic acid water reducing agent.
A preparation method of a wear-resistant environment-friendly highway bridge material is characterized by comprising the following steps: the method comprises the following specific steps:
step S1: weighing the following components according to a proportion formula:
step S2: placing A189 silane coupling agent and SI-69 silane coupling agent in a stirrer, heating to 70-90 ℃, stirring for 6-10min, discharging, and stacking for 2-3h to obtain silane coupling agent;
step S3: placing CPE rubber on a heating open mill, plasticizing at 80-90 ℃, and adding a silane coupling agent, barium stearate, carbon black, acrylic resin, silicon dioxide, a filler and palygorskite in sequence after plasticizing to be uniformly mixed to obtain CPE mixing master batch;
step S4: placing natural rubber on a heating and pressurizing type internal mixer, plasticating at 80-100 ℃, sequentially adding terpene phenolic resin, a curing agent, polyacrylamide, chopped aramid fiber and sodium carboxymethylcellulose after plasticating is finished, uniformly mixing, adding the CPE mixing master batch, mixing at 90-100 ℃, adding mica powder and dioctyl phthalate after uniform mixing, mixing at 160-170 ℃ for 8-10 min, discharging, and naturally cooling to room temperature; and then placing the mixture on an open mill at the temperature of 80-90 ℃, and sequentially adding isocyanate, the compound antioxidant and the water reducing agent for mixing to obtain the wear-resistant environment-friendly road and bridge material.
The terpene phenolic resin can be cured under the action of a curing agent, and all components are connected together to form a high-strength pavement material, wherein the silicon dioxide provides good bearing capacity and wear resistance, and the silane coupling agent can effectively improve the compatibility and the connection strength among all the components; the chopped aramid fiber has the characteristics of high wear resistance and high strength, and the wear resistance of the material is enhanced after the chopped aramid fiber is added; in addition, the invention has no waste slag, waste gas and waste water discharge in the production process, no environmental pollution, no toxicity and odor, extremely low heavy metal content and no harm to human bodies in use, and is an environment-friendly material.
Detailed Description
In order to provide a further understanding and appreciation for the structural features and advantages achieved by the present invention, the following detailed description of the preferred embodiments is provided:
example 1
A wear-resistant environment-friendly highway bridge material comprises the following main raw materials in parts by weight: 30 parts of cement, 10 parts of waterproof auxiliary agent, 2 parts of terpene phenolic resin, 1 part of barium stearate, 10 parts of carbon black, 10 parts of acrylic resin, 4 parts of mica powder, 6 parts of silicon dioxide, 1 part of curing agent, 10 parts of filler, 3 parts of palygorskite, 1 part of polyacrylamide, 2 parts of isocyanate, 4 parts of sodium carboxymethyl cellulose, 2 parts of composite antioxidant, 1 part of dioctyl phthalate, 6 parts of chopped aramid fiber, 3 parts of silane coupling agent and 2 parts of water reducing agent.
Wherein the waterproof auxiliary agent is obtained by mixing CPE rubber and natural rubber according to the weight ratio of 1: 1;
wherein, the curing agent is diethylenetriamine, and the filler is one or a mixture of more of titanium dioxide, fly ash and glass beads;
wherein the compound antioxidant is 2, 8-di-tert-butyl-4-methylphenol, the chopped aramid fiber is meta-aramid chopped fiber, and the average length is 6 mm;
wherein the silane coupling agent consists of 1 part of A189 silane coupling agent and 0.5 part of SI-69 silane coupling agent, and the water reducing agent is a polycarboxylic acid water reducing agent;
the preparation method of the wear-resistant environment-friendly highway bridge material comprises the following specific steps:
step S1: weighing the following components according to a proportion formula:
step S2: placing A189 silane coupling agent and SI-69 silane coupling agent in a stirrer, heating to 70-90 ℃, stirring for 6-10min, discharging, and stacking for 2-3h to obtain silane coupling agent;
step S3: placing CPE rubber on a heating open mill, plasticizing at 80-90 ℃, and adding a silane coupling agent, barium stearate, carbon black, acrylic resin, silicon dioxide, a filler and palygorskite in sequence after plasticizing to be uniformly mixed to obtain CPE mixing master batch;
step S4: placing natural rubber on a heating and pressurizing type internal mixer, plasticating at 80-100 ℃, sequentially adding terpene phenolic resin, a curing agent, polyacrylamide, chopped aramid fiber and sodium carboxymethylcellulose after plasticating is finished, uniformly mixing, adding the CPE mixing master batch, mixing at 90-100 ℃, adding mica powder and dioctyl phthalate after uniform mixing, mixing at 160-170 ℃ for 8-10 min, discharging, and naturally cooling to room temperature; and then placing the mixture on an open mill at the temperature of 80-90 ℃, and sequentially adding isocyanate, the compound antioxidant and the water reducing agent for mixing to obtain the wear-resistant environment-friendly road and bridge material.
Example 2
A wear-resistant environment-friendly highway bridge material comprises the following main raw materials in parts by weight: 35 parts of cement, 11 parts of a waterproof auxiliary agent, 3 parts of terpene phenolic resin, 1 part of barium stearate, 12 parts of carbon black, 11 parts of acrylic resin, 4 parts of mica powder, 7 parts of silicon dioxide, 1 part of a curing agent, 10 parts of a filler, 3 parts of palygorskite, 2 parts of polyacrylamide, 2 parts of isocyanate, 4 parts of sodium carboxymethyl cellulose, 2 parts of a composite antioxidant, 1 part of dioctyl phthalate, 6 parts of chopped aramid fibers, 5 parts of a silane coupling agent and 2 parts of a water reducing agent.
Wherein the waterproof auxiliary agent is obtained by mixing CPE rubber and natural rubber according to the weight ratio of 1: 1;
wherein, the curing agent is diethylenetriamine, and the filler is one or a mixture of more of titanium dioxide, fly ash and glass beads;
wherein the compound antioxidant is 2, 8-di-tert-butyl-4-methylphenol, the chopped aramid fiber is meta-aramid chopped fiber, and the average length is 12 mm;
wherein the silane coupling agent consists of 1 part of A189 silane coupling agent and 0.5 part of SI-69 silane coupling agent, and the water reducing agent is a polycarboxylic acid water reducing agent;
the preparation method of the wear-resistant environment-friendly highway bridge material comprises the following specific steps:
step S1: weighing the following components according to a proportion formula:
step S2: placing A189 silane coupling agent and SI-69 silane coupling agent in a stirrer, heating to 70-90 ℃, stirring for 6-10min, discharging, and stacking for 2-3h to obtain silane coupling agent;
step S3: placing CPE rubber on a heating open mill, plasticizing at 80-90 ℃, and adding a silane coupling agent, barium stearate, carbon black, acrylic resin, silicon dioxide, a filler and palygorskite in sequence after plasticizing to be uniformly mixed to obtain CPE mixing master batch;
step S4: placing natural rubber on a heating and pressurizing type internal mixer, plasticating at 80-100 ℃, sequentially adding terpene phenolic resin, a curing agent, polyacrylamide, chopped aramid fiber and sodium carboxymethylcellulose after plasticating is finished, uniformly mixing, adding the CPE mixing master batch, mixing at 90-100 ℃, adding mica powder and dioctyl phthalate after uniform mixing, mixing at 160-170 ℃ for 8-10 min, discharging, and naturally cooling to room temperature; and then placing the mixture on an open mill at the temperature of 80-90 ℃, and sequentially adding isocyanate, the compound antioxidant and the water reducing agent for mixing to obtain the wear-resistant environment-friendly road and bridge material.
Example 3
A wear-resistant environment-friendly highway bridge material comprises the following main raw materials in parts by weight: 40 parts of cement, 13 parts of waterproof auxiliary agent, 3 parts of terpene phenolic resin, 2 parts of barium stearate, 13 parts of carbon black, 13 parts of acrylic resin, 5 parts of mica powder, 7 parts of silicon dioxide, 1.5 parts of curing agent, 11 parts of filler, 4 parts of palygorskite, 1.5 parts of polyacrylamide, 3 parts of isocyanate, 5 parts of sodium carboxymethyl cellulose, 3 parts of composite antioxidant, 1.5 parts of dioctyl phthalate, 7 parts of chopped aramid fiber, 4 parts of silane coupling agent and 2.5 parts of water reducing agent.
Wherein the waterproof auxiliary agent is obtained by mixing CPE rubber and natural rubber according to the weight ratio of 1: 1;
wherein, the curing agent is diethylenetriamine, and the filler is one or a mixture of more of titanium dioxide, fly ash and glass beads;
wherein the compound antioxidant is 2, 8-di-tert-butyl-4-methylphenol, the chopped aramid fiber is meta-aramid chopped fiber, and the average length is 18 mm;
wherein the silane coupling agent consists of 1 part of A189 silane coupling agent and 0.5 part of SI-69 silane coupling agent, and the water reducing agent is a polycarboxylic acid water reducing agent;
the preparation method of the wear-resistant environment-friendly highway bridge material comprises the following specific steps:
step S1: weighing the following components according to a proportion formula:
step S2: placing A189 silane coupling agent and SI-69 silane coupling agent in a stirrer, heating to 70-90 ℃, stirring for 6-10min, discharging, and stacking for 2-3h to obtain silane coupling agent;
step S3: placing CPE rubber on a heating open mill, plasticizing at 80-90 ℃, and adding a silane coupling agent, barium stearate, carbon black, acrylic resin, silicon dioxide, a filler and palygorskite in sequence after plasticizing to be uniformly mixed to obtain CPE mixing master batch;
step S4: placing natural rubber on a heating and pressurizing type internal mixer, plasticating at 80-100 ℃, sequentially adding terpene phenolic resin, a curing agent, polyacrylamide, chopped aramid fiber and sodium carboxymethylcellulose after plasticating is finished, uniformly mixing, adding the CPE mixing master batch, mixing at 90-100 ℃, adding mica powder and dioctyl phthalate after uniform mixing, mixing at 160-170 ℃ for 8-10 min, discharging, and naturally cooling to room temperature; and then placing the mixture on an open mill at the temperature of 80-90 ℃, and sequentially adding isocyanate, the compound antioxidant and the water reducing agent for mixing to obtain the wear-resistant environment-friendly road and bridge material.
Example 4
A wear-resistant environment-friendly highway bridge material comprises the following main raw materials in parts by weight: 45 parts of cement, 12 parts of a waterproof auxiliary agent, 4 parts of terpene phenolic resin, 2 parts of barium stearate, 14 parts of carbon black, 12 parts of acrylic resin, 6 parts of mica powder, 8 parts of silicon dioxide, 2 parts of a curing agent, 11 parts of a filler, 5 parts of palygorskite, 1.5 parts of polyacrylamide, 3 parts of isocyanate, 5 parts of sodium carboxymethyl cellulose, 3 parts of a compound antioxidant, 2 parts of dioctyl phthalate, 7 parts of chopped aramid fiber, 4 parts of a silane coupling agent and 3 parts of a water reducing agent.
Wherein the waterproof auxiliary agent is obtained by mixing CPE rubber and natural rubber according to the weight ratio of 1: 1;
wherein, the curing agent is diethylenetriamine, and the filler is one or a mixture of more of titanium dioxide, fly ash and glass beads;
wherein the compound antioxidant is 2, 8-di-tert-butyl-4-methylphenol, the chopped aramid fiber is meta-aramid chopped fiber, and the average length is 20 mm;
wherein the silane coupling agent consists of 1 part of A189 silane coupling agent and 0.5 part of SI-69 silane coupling agent, and the water reducing agent is a polycarboxylic acid water reducing agent;
the preparation method of the wear-resistant environment-friendly highway bridge material comprises the following specific steps:
step S1: weighing the following components according to a proportion formula:
step S2: placing A189 silane coupling agent and SI-69 silane coupling agent in a stirrer, heating to 70-90 ℃, stirring for 6-10min, discharging, and stacking for 2-3h to obtain silane coupling agent;
step S3: placing CPE rubber on a heating open mill, plasticizing at 80-90 ℃, and adding a silane coupling agent, barium stearate, carbon black, acrylic resin, silicon dioxide, a filler and palygorskite in sequence after plasticizing to be uniformly mixed to obtain CPE mixing master batch;
step S4: placing natural rubber on a heating and pressurizing type internal mixer, plasticating at 80-100 ℃, sequentially adding terpene phenolic resin, a curing agent, polyacrylamide, chopped aramid fiber and sodium carboxymethylcellulose after plasticating is finished, uniformly mixing, adding the CPE mixing master batch, mixing at 90-100 ℃, adding mica powder and dioctyl phthalate after uniform mixing, mixing at 160-170 ℃ for 8-10 min, discharging, and naturally cooling to room temperature; and then placing the mixture on an open mill at the temperature of 80-90 ℃, and sequentially adding isocyanate, the compound antioxidant and the water reducing agent for mixing to obtain the wear-resistant environment-friendly road and bridge material.
Example 5
A wear-resistant environment-friendly highway bridge material comprises the following main raw materials in parts by weight: 50 parts of cement, 14 parts of waterproof auxiliary agent, 2 parts of terpene phenolic resin, 3 parts of barium stearate, 15 parts of carbon black, 14 parts of acrylic resin, 5 parts of mica powder, 6 parts of silicon dioxide, 1.5 parts of curing agent, 12 parts of filler, 4 parts of palygorskite, 1 part of polyacrylamide, 4 parts of isocyanate, 6 parts of sodium carboxymethyl cellulose, 4 parts of composite antioxidant, 2 parts of dioctyl phthalate, 8 parts of chopped aramid fiber, 3 parts of silane coupling agent and 2 parts of water reducing agent.
Wherein the waterproof auxiliary agent is obtained by mixing CPE rubber and natural rubber according to the weight ratio of 1: 1;
wherein, the curing agent is diethylenetriamine, and the filler is one or a mixture of more of titanium dioxide, fly ash and glass beads;
wherein the compound antioxidant is 2, 8-di-tert-butyl-4-methylphenol, the chopped aramid fiber is meta-aramid chopped fiber, and the average length is 25 mm;
wherein the silane coupling agent consists of 1 part of A189 silane coupling agent and 0.5 part of SI-69 silane coupling agent, and the water reducing agent is a polycarboxylic acid water reducing agent;
the preparation method of the wear-resistant environment-friendly highway bridge material comprises the following specific steps:
step S1: weighing the following components according to a proportion formula:
step S2: placing A189 silane coupling agent and SI-69 silane coupling agent in a stirrer, heating to 70-90 ℃, stirring for 6-10min, discharging, and stacking for 2-3h to obtain silane coupling agent;
step S3: placing CPE rubber on a heating open mill, plasticizing at 80-90 ℃, and adding a silane coupling agent, barium stearate, carbon black, acrylic resin, silicon dioxide, a filler and palygorskite in sequence after plasticizing to be uniformly mixed to obtain CPE mixing master batch;
step S4: placing natural rubber on a heating and pressurizing type internal mixer, plasticating at 80-100 ℃, sequentially adding terpene phenolic resin, a curing agent, polyacrylamide, chopped aramid fiber and sodium carboxymethylcellulose after plasticating is finished, uniformly mixing, adding the CPE mixing master batch, mixing at 90-100 ℃, adding mica powder and dioctyl phthalate after uniform mixing, mixing at 160-170 ℃ for 8-10 min, discharging, and naturally cooling to room temperature; and then placing the mixture on an open mill at the temperature of 80-90 ℃, and sequentially adding isocyanate, the compound antioxidant and the water reducing agent for mixing to obtain the wear-resistant environment-friendly road and bridge material.
The wear-resistant environment-friendly highway bridge material prepared in the embodiment 1-5, water, sand and gravel are mixed according to the weight ratio of 1: 0.5: 2: 3, mixing the materials in a ratio to prepare concrete 1-5; the wear resistance and the waterproof performance of the concrete 1-5 are determined to meet the road engineering construction and quality acceptance specification (CJJ1-2008), and the wear resistance (according to the wear resistance test method (GB/T169925-1997)) and the impermeability grade (according to the concrete quality control standard (GB 50164-.
TABLE 1 concrete abrasion resistance test results
| Degree of wear resistance | ||
| Example 1 materials | Concrete 1 | 6.56 |
| Example 2 materials | Concrete 2 | 6.85 |
| Example 3 materials | Concrete 3 | 7.12 |
| Example 4 materials | Concrete 4 | 7.08 |
| Example 5 materials | Concrete 5 | 6.94 |
As can be seen from the experimental data in table 1, the wear resistance of the concrete prepared from the wear-resistant environment-friendly highway bridge material described in examples 1 to 5 is high, which indicates that the wear-resistant environment-friendly highway bridge material prepared by the invention has very excellent wear resistance, wherein the wear resistance of the concrete prepared in example 3 is the highest, and therefore example 3 is the best scheme.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The wear-resistant environment-friendly highway bridge material is characterized in that: the main raw materials in parts by weight comprise: 30-50 parts of cement, 10-15 parts of a waterproof auxiliary agent, 2-4 parts of terpene phenolic resin, 1-3 parts of barium stearate, 10-15 parts of carbon black, 10-15 parts of acrylic resin, 4-6 parts of mica powder, 6-8 parts of silicon dioxide, 1-2 parts of a curing agent, 10-12 parts of a filler, 3-5 parts of palygorskite, 1-2 parts of polyacrylamide, 2-4 parts of isocyanate, 4-6 parts of sodium carboxymethylcellulose, 2-4 parts of a composite antioxidant, 1-2 parts of dioctyl phthalate, 6-8 parts of chopped aramid fiber, 3-5 parts of a silane coupling agent and 2-3 parts of a water reducing agent.
2. The wear-resistant environment-friendly highway bridge material of claim 1, wherein: the main raw materials in parts by weight comprise: 35-45 parts of cement, 12-14 parts of a waterproof auxiliary agent, 2-4 parts of terpene phenolic resin, 1-3 parts of barium stearate, 12-14 parts of carbon black, 12-14 parts of acrylic resin, 4-6 parts of mica powder, 6-8 parts of silicon dioxide, 1-2 parts of a curing agent, 10-12 parts of a filler, 3-5 parts of palygorskite, 1-2 parts of polyacrylamide, 2-4 parts of isocyanate, 4-6 parts of sodium carboxymethylcellulose, 2-4 parts of a composite antioxidant, 1-2 parts of dioctyl phthalate, 6-8 parts of chopped aramid fiber, 3-5 parts of a silane coupling agent and 2-3 parts of a water reducing agent.
3. The wear-resistant environment-friendly highway bridge material of claim 1, wherein: the main raw materials in parts by weight comprise: 40 parts of cement, 13 parts of waterproof auxiliary agent, 3 parts of terpene phenolic resin, 2 parts of barium stearate, 13 parts of carbon black, 13 parts of acrylic resin, 5 parts of mica powder, 7 parts of silicon dioxide, 1.5 parts of curing agent, 11 parts of filler, 4 parts of palygorskite, 1.5 parts of polyacrylamide, 3 parts of isocyanate, 5 parts of sodium carboxymethyl cellulose, 3 parts of composite antioxidant, 1.5 parts of dioctyl phthalate, 7 parts of chopped aramid fiber, 4 parts of silane coupling agent and 2.5 parts of water reducing agent.
4. The wear-resistant environment-friendly highway bridge material of claim 1, wherein: the waterproof auxiliary agent is obtained by mixing CPE rubber and natural rubber according to the weight ratio of 1: 1.
5. The wear-resistant environment-friendly highway bridge material of claim 1, wherein: the curing agent is diethylenetriamine.
6. The wear-resistant environment-friendly highway bridge material of claim 1, wherein: the filler is one or a mixture of titanium dioxide, fly ash and glass beads.
7. The wear-resistant environment-friendly highway bridge material of claim 1, wherein: the compound antioxidant is 2, 8-di-tert-butyl-4-methylphenol.
8. The wear-resistant environment-friendly highway bridge material of claim 1, wherein: the chopped aramid fiber is meta-aramid chopped fiber, and the average length of the chopped aramid fiber is 1-30 mm.
9. The wear-resistant environment-friendly highway bridge material of claim 1, wherein: the silane coupling agent consists of 1 part of A189 silane coupling agent and 0.5 part of SI-69 silane coupling agent; the water reducing agent is a polycarboxylic acid water reducing agent.
10. A method of making a wear-resistant, environmentally friendly highway bridge material as claimed in any one of claims 1-9, comprising: the method comprises the following specific steps:
step S1: weighing the following components according to a proportion formula:
step S2: placing A189 silane coupling agent and SI-69 silane coupling agent in a stirrer, heating to 70-90 ℃, stirring for 6-10min, discharging, and stacking for 2-3h to obtain silane coupling agent;
step S3: placing CPE rubber on a heating open mill, plasticizing at 80-90 ℃, and adding a silane coupling agent, barium stearate, carbon black, acrylic resin, silicon dioxide, a filler and palygorskite in sequence after plasticizing to be uniformly mixed to obtain CPE mixing master batch;
step S4: placing natural rubber on a heating and pressurizing type internal mixer, plasticating at 80-100 ℃, sequentially adding terpene phenolic resin, a curing agent, polyacrylamide, chopped aramid fiber and sodium carboxymethylcellulose after plasticating is finished, uniformly mixing, adding the CPE mixing master batch, mixing at 90-100 ℃, adding mica powder and dioctyl phthalate after uniform mixing, mixing at 160-170 ℃ for 8-10 min, discharging, and naturally cooling to room temperature; and then placing the mixture on an open mill at the temperature of 80-90 ℃, and sequentially adding isocyanate, the compound antioxidant and the water reducing agent for mixing to obtain the wear-resistant environment-friendly road and bridge material.
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