CN111875930A - Hot-mixed epoxy resin, preparation method and application - Google Patents

Hot-mixed epoxy resin, preparation method and application Download PDF

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Publication number
CN111875930A
CN111875930A CN202010713710.4A CN202010713710A CN111875930A CN 111875930 A CN111875930 A CN 111875930A CN 202010713710 A CN202010713710 A CN 202010713710A CN 111875930 A CN111875930 A CN 111875930A
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hot
epoxy resin
component
epoxy
mix
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王小虎
耿磊
张晓敏
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Jiangsu Chuangwei Transportation Technology Development Co ltd
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Jiangsu Chuangwei Transportation Technology Development Co ltd
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02Macromolecular compounds
    • C04B26/26Bituminous materials, e.g. tar, pitch
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L95/00Compositions of bituminous materials, e.g. asphalt, tar, pitch
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend

Abstract

The invention discloses a hot-mix epoxy resin, a preparation method and application thereof, wherein the resin comprises a component A and a component B: the component A comprises the following components in parts by weight: bisphenol A epoxy resin NPEL128, non-bisphenol A epoxy resin, a diluent and a coupling agent; the component B comprises the following components in parts by weight: long-chain fatty amine derivative and catalyst. The hot-mix epoxy resin is used for preparing hot-mix epoxy asphalt and a hot-mix epoxy asphalt mixture. The hot-mixed epoxy resin can effectively improve the high-temperature strength and the low-temperature performance of epoxy pavement of a steel bridge deck, particularly obviously improve the fatigue performance of an epoxy asphalt mixture, and can be widely applied to pavement of a long-span steel bridge deck.

Description

Hot-mixed epoxy resin, preparation method and application
Technical Field
The invention relates to a preparation method and application of a building material, in particular to a hot-mixed epoxy resin, a preparation method and application.
Background
With the rapid development of traffic construction, more and more large-span steel box girder bridges are continuously built, and the pavement of steel bridge decks is a worldwide difficult problem and always a key and difficult point for the construction of large bridges. The bridge deck pavement layer is an important component of a bridge structure, is easy to wear and deteriorate under the coupling action of load and environmental erosion, and the bridge deck pavement quality and performance directly influence the driving comfort and safety of the automobile. The requirements of the bridge deck pavement layer on materials and structures are higher than the requirements of common pavement materials. Generally, the steel plate has basic technical requirements of good adhesion with the steel plate, high-temperature stability, low-temperature crack resistance, fatigue resistance, impermeability, durability, surface skid resistance, convenience in construction, easiness in maintenance and the like.
The hot-mix epoxy asphalt system has higher strength, good temperature stability and excellent fatigue resistance, the construction temperature is higher, the influence of moisture on the quality of a paving mixture is reduced, meanwhile, the bonding layer has the characteristic of secondary curing reaction, the micro-curing state is achieved after the primary curing for a certain time after the coating is finished, the steel bridge deck can be paved in a full range, the construction convenience is better, and the steel bridge deck paving method is suitable for heavy-load traffic conditions in damp and hot areas. Although some progress has been made in the current research on hot-mix epoxy resin formulations, these epoxy resins have insufficient flexibility.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a hot-mix epoxy resin with ultrahigh flexibility.
The invention also aims to provide a preparation method of the hot-mixed epoxy resin with ultrahigh flexibility.
The invention also aims to provide the application of the hot-mix epoxy resin with ultrahigh flexibility.
The technical scheme is as follows: the invention provides a hot-mix epoxy resin, which comprises a component A and a component B:
the component A comprises the following components in parts by weight:
Figure BDA0002595447690000011
the component B comprises the following components in parts by weight:
90-130 parts of long-chain aliphatic amine derivative,
0-3 parts of a catalyst.
Further, the ratio of the component A to the component B is 2: 3-3: 2.
Further, the non-bisphenol A epoxy resin is bis (2, 3-epoxycyclopentyl) ether (ERR-0300), 2, 3-epoxycyclopentylcyclopentyl ether (ERLA-0400), vinylcyclohexene diepoxide (ERL-4206), diisoproylene diepoxide (ERL-4269), 3 ', 4 ' -epoxy-6 ' -methylcyclohexylmethyl 3, 4-epoxy-6-methylcyclohexanecarboxylate (ERL-4201), 3 ', 4 ' -epoxycyclohexylmethyl 3, 4-epoxycyclohexanecarboxylate (ERL-4221), bis (3, 4-epoxy-6-methylcyclohexylmethyl) adipate (ERL-4289), and dicyclopentadiene diepoxide (EP-207).
Further, the diluent is AGE 748(C12-14) alcohol glycidyl ether, DGE501 (n-butyl glycidyl ether), EHGE746 (isooctyl glycidyl ether octyl glycidyl ether), NPGE (nonylphenyl glycidyl ether), GMA (glycidyl methacrylate), BDDGE 522(1, 4-butanediol diglycidyl ether), HDDGE632(1, 6-hexanediol diglycidyl ether), EGDGE669 (ethylene glycol diglycidyl ether), NPGDGE 678 (neopentyl glycol diglycidyl ether), PEGGE205 (polyethylene glycol diglycidyl ether), PPGDGE207 (polypropylene glycol diglycidyl ether), TMPEG (trimethylolpropane triglycidyl ether).
Further, the long-chain fatty amine derivative is one or more of octadecylamine, hexadecylamine, oleylamine, octadecylamine polyoxyethylene ether 1805 with EO 5, octadecylamine polyoxyethylene ether 1810 with EO 10, octadecylamine polyoxyethylene ether 1815 with EO 15, octadecylamine polyoxyethylene ether 1820 with EO 20, oleylamine polyoxyethylene ether 1805 with EO 5, oleylamine polyoxyethylene ether 1810 with EO 10, oleylamine polyoxyethylene ether 1815 with EO 15, and oleylamine polyoxyethylene ether 1820 with EO 20, and the effective component is higher than 95%.
Further, the catalyst is methyl diethanol amine, aminophenol, DMP-30, HY960 tertiary amine accelerator, OP-8658/DP-300 smearing drying curing accelerator, triethanolamine and titanate coupling agent (TC-114).
The preparation method of the hot-mixed epoxy resin comprises the steps of mixing the component A and the component B, and curing at 50-60 ℃.
A hot-mix epoxy asphalt is prepared by mixing the hot-mix epoxy resin as claimed in claim 1 with asphalt, standing at 140-150 ℃ for 3-4 days, and curing at 50-60 ℃.
A hot-mix epoxy asphalt mixture, which is prepared by adding the hot-mix epoxy resin and asphalt of claim 1 into aggregate, mixing, stirring at the temperature of 160-175 ℃, preserving heat and forming. The aggregate is preferably one or more of basalt, limestone, granite and diabase.
Use of the hot-mix epoxy resin of claim 1 in steel bridge deck pavement.
Has the advantages that: the invention adopts a plurality of flexible long-chain aliphatic amine curing agent compounding technologies and non-bisphenol A epoxy resin compounding technologies to develop the epoxy resin with ultrahigh flexibility. The invention adopts rigid bisphenol A epoxy resin and non-rigid aliphatic series epoxy resin interpenetrating network technology to prepare the resin A with rigidity and flexibility. The high flexibility and resin B component is prepared by increasing the steric hindrance effect of the aliphatic amine. The resin A and the resin B form the hot-mixed epoxy resin special for paving the high-performance steel bridge deck. The preparation method and the process are simple, and when the prepared epoxy resin is used for preparing the hot-mix epoxy asphalt mixture special for the steel bridge deck, the pavement performance of the mixture is excellent.
Detailed Description
Example 1
The performance detection method of the steel bridge deck hot-mixed epoxy resin refers to the technical Specification for construction of asphalt road surfaces of highways (the industry standard of the people's republic of China, JTG F40-2004).
The following examples are graded as shown in Table 1 below
TABLE 1 grading of the mixes used in examples 1-7
Figure BDA0002595447690000031
Remarking: the grading is used in the examples, namely the grading is used in the grading in the examples 1 to 7, and the requirements of the upper limit and the lower limit of the grading are met.
Example 1
The epoxy resin A is prepared by the following steps:
Figure BDA0002595447690000032
the resin B component comprises the following components in parts by weight
Octadecylamine 30 parts
Hexadecylamine 72 parts
DMP-301 parts
Preparing hot-mixed epoxy resin:
respectively mixing the epoxy resin A component and the resin B component according to the proportion, mixing the epoxy resin A component and the resin B component according to the mass ratio of 3: 2, forming a test piece after mixing, curing the test piece in an oven at 60 ℃ for 4 days, and testing the basic performance of the hot-mixed epoxy resin.
Preparing hot-mixed epoxy asphalt:
heating the matrix asphalt to 150 ℃, heating the epoxy resin A component to 60 ℃, mixing and stirring the epoxy resin (including the total mass of the resin A and the resin B component) and the asphalt according to the mass ratio of 1: 1, and stirring for 4min to prepare a test piece. Then placing the mixture in an oven at 150 ℃ for 3h, curing the mixture in an oven at 60 ℃ for 4 days, and carrying out performance test after placing the mixture at normal temperature for 1 day.
Preparing a hot-mix epoxy asphalt mixture:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 2.8 parts of the hot-mixed epoxy resin prepared in the example 1 and 4.2 parts of Bilong No. 70 matrix asphalt are added, after the addition is finished, the mixture is stirred for 180s at 175 ℃, the discharging temperature is 160 ℃, the mixture is kept warm in an oven at 165 ℃ for 2.5 hours, and a test piece is formed, and the performance of the epoxy asphalt mixture is tested.
Comparative example 1 experimental method:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.5 parts of TAF Japanese modern hot-mix epoxy resin (wherein the proportion of the main agent to the curing agent is 56: 44) and 3.5 parts of Bilong No. 70 asphalt are added, after the addition is finished, the mixture is mixed for 180s at 175 ℃ and then discharged, the discharging temperature is 160 ℃, the mixture is kept in an oven at 165 ℃ for 2.5 hours to form a test piece, and the performance of the epoxy asphalt mixture is tested.
TABLE 2 Hot-mix epoxy resin prepared in example 1 the main performance parameters
Detecting items Unit of Example 1 TAF Technical index Test method
Finger dry time (25 ℃ C.) h 5.5 6.5 ≥1 Finger dry time
Setting time (25 ℃ C.) h 23.5 36 ≤72 Drawing test
Elongation at Break (23 ℃ C.) 398 297 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.7 3.3 ≥3 GB/T 528-2009
TABLE 3 Hot mix epoxy asphalt from example 1 Main Performance parameters
Detecting items Unit of Example 1 epoxy asphalt TAF epoxy asphalt Technical index Test method
Penetration (25 ℃ C.) 1/10mm 14.5 15.0 5~20 Finger dry time
Softening point >100 >100 ≥100 Drawing test
Elongation at Break (23 ℃ C.) 217 205 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.9 3.1 ≥2 GB/T 528-2009
Table 4 main performance parameters of hot mix epoxy asphalt mixture prepared in example 1
Figure BDA0002595447690000041
Figure BDA0002595447690000051
Example 2
The epoxy resin A is prepared by the following steps:
Figure BDA0002595447690000052
the resin B component comprises the following components in parts by weight
115 parts of oleylamine
1.5 parts of titanate coupling agent (TC-114)
Preparing hot-mixed epoxy resin:
respectively mixing the epoxy resin A component and the resin B component according to the proportion, mixing the epoxy resin A component and the resin B component according to the mass ratio of 1: 1, forming a test piece after mixing, curing the test piece in an oven at 60 ℃ for 4 days, and testing the basic performance of the hot-mixed epoxy resin.
Preparing hot-mixed epoxy asphalt:
heating the matrix asphalt to 150 ℃, heating the epoxy resin A component to 60 ℃, mixing and stirring the epoxy resin (including the total mass of the resin A and the resin B component) and the asphalt according to the mass ratio of 55: 45, and stirring for 4min to prepare a test piece. Then placing the mixture in an oven at 150 ℃ for 3h, curing the mixture in an oven at 60 ℃ for 4 days, and carrying out performance test after placing the mixture at normal temperature for 1 day.
Preparing a hot-mix epoxy asphalt mixture:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.3 parts of the hot-mixed epoxy resin prepared in the example 1 and 2.7 parts of Bilong No. 70 matrix asphalt are added, after the addition is finished, the mixture is stirred for 180s at 175 ℃, the discharging temperature is 160 ℃, the mixture is kept warm in an oven at 165 ℃ for 2.5 hours, and a test piece is formed, and the performance of the epoxy asphalt mixture is tested.
Comparative example 1 experimental method:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-stirred for 45s, 3.5 parts of TAF Japanese modern hot-mix epoxy resin (wherein the proportion of the main agent to the curing agent is 56: 44) and 3.5 parts of Bilong 70# asphalt are added, after the addition is finished, the mixture is stirred for 180s at 175 ℃ and discharged, the discharging temperature is 160 ℃, the mixture is kept warm in an oven at 165 ℃ for 2.5 hours to form a test piece, and the performance of the epoxy asphalt mixture is tested.
TABLE 5 Hot-mix epoxy resin prepared in example 2 Main Performance parameters
Detecting items Unit of Example 2 TAF Technical index Test method
Finger dry time (25 ℃ C.) h 6 6.5 ≥1 Finger dry time
Setting time (25 ℃ C.) h 20 36 ≤72 Drawing test
Elongation at Break (23 ℃ C.) 412 297 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.6 3.3 ≥3 GB/T 528-2009
TABLE 6 Hot mix epoxy asphalt from example 2 Main Performance parameters
Detecting items Unit of Example 2 epoxy asphalt TAF epoxy asphalt Technical index Test method
Penetration (25 ℃ C.) 1/10mm 13.0 15.0 5~20 Finger dry time
Softening point >100 >100 ≥100 Drawing test
Elongation at Break (23 ℃ C.) 210 205 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 4.1 3.1 ≥2 GB/T 528-2009
Table 7 main performance parameters of hot mix epoxy asphalt mixture prepared in example 2
Figure BDA0002595447690000061
Example 3
The epoxy resin A is prepared by the following steps:
Figure BDA0002595447690000062
Figure BDA0002595447690000071
the resin B component comprises the following components in parts by weight
Oleylamine 77 parts
Hexadecylamine 34 parts
OP-8658/DP-300 smearing drying condensate accelerator 2 parts
Preparing hot-mixed epoxy resin:
respectively mixing the epoxy resin A component and the resin B component according to the proportion, mixing the epoxy resin A component and the resin B component according to the mass ratio of 56: 44 after mixing, forming a test piece after mixing, curing the test piece in an oven at 60 ℃ for 4 days, and testing the basic performance of the hot-mixed epoxy resin.
Preparing hot-mixed epoxy asphalt:
heating the matrix asphalt to 150 ℃, heating the epoxy resin A component to 60 ℃, mixing and stirring the epoxy resin (including the total mass of the resin A and the resin B component) and the asphalt according to the mass ratio of 45: 55, and stirring for 4min to prepare a test piece. Then placing the mixture in an oven at 150 ℃ for 3h, curing the mixture in an oven at 60 ℃ for 4 days, and carrying out performance test after placing the mixture at normal temperature for 1 day.
Preparing a hot-mix epoxy asphalt mixture:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.6 parts of the hot-mixed epoxy resin prepared in the example 1 and 4.4 parts of Bilong No. 70 matrix asphalt are added, after the addition is finished, the mixture is stirred for 180s at 175 ℃, the discharging temperature is 160 ℃, the mixture is kept warm in an oven at 165 ℃ for 2.5 hours, and a test piece is formed, and the performance of the epoxy asphalt mixture is tested.
Comparative example 1 experimental method:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.5 parts of TAF Japanese modern hot-mix epoxy resin (wherein the proportion of the main agent to the curing agent is 56: 44) and 3.5 parts of Bilong No. 70 asphalt are added, after the addition is finished, the mixture is mixed for 180s at 175 ℃ and then discharged, the discharging temperature is 160 ℃, the mixture is kept in an oven at 165 ℃ for 2.5 hours to form a test piece, and the performance of the epoxy asphalt mixture is tested.
TABLE 7 Hot-mix epoxy resin prepared in example 3 Main Property parameters
Figure BDA0002595447690000072
Figure BDA0002595447690000081
TABLE 8 Hot mix epoxy asphalt from example 3 Main Performance parameters
Detecting items Unit of Example 3 epoxy asphalt TAF epoxy asphalt Technical index Test method
Penetration (25 ℃ C.) 1/10mm 11.0 15.0 5~20 Finger dry time
Softening point >100 >100 ≥100 Drawing test
Elongation at Break (23 ℃ C.) 220 205 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 4.3 3.1 ≥2 GB/T 528-2009
Table 9 main performance parameters of hot mix epoxy asphalt mix prepared in example 3
Figure BDA0002595447690000082
Example 4
The epoxy resin A is prepared by the following steps:
Figure BDA0002595447690000083
the resin B component comprises the following components in parts by weight
40 parts of oleylamine polyoxyethylene ether (EO ═ 5)
60 portions of oleylamine
Aminophenol 2 parts
Preparing hot-mixed epoxy resin:
respectively mixing the epoxy resin A component and the resin B component according to the proportion, mixing the epoxy resin A component and the resin B component according to the mass ratio of 2: 3, forming a test piece after mixing, curing the test piece in an oven at 60 ℃ for 4 days, and testing the basic performance of the hot-mixed epoxy resin.
Preparing hot-mixed epoxy asphalt:
heating the matrix asphalt to 150 ℃, heating the epoxy resin A component to 60 ℃, mixing and stirring the epoxy resin (including the total mass of the resin A and the resin B component) and the asphalt according to the mass ratio of 2: 3, and stirring for 4min to prepare a test piece. Then placing the mixture in an oven at 150 ℃ for 3h, curing the mixture in an oven at 60 ℃ for 4 days, and carrying out performance test after placing the mixture at normal temperature for 1 day.
Preparing a hot-mix epoxy asphalt mixture:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 2.6 parts of the hot-mixed epoxy resin prepared in the example 1 and 3.9 parts of Bilong No. 70 matrix asphalt are added, after the addition is finished, the mixture is stirred for 180s at 175 ℃, the discharging temperature is 160 ℃, the mixture is kept warm in an oven at 165 ℃ for 2.5 hours, and a test piece is formed, and the performance of the epoxy asphalt mixture is tested.
Comparative example 1 experimental method:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.5 parts of TAF Japanese modern hot-mix epoxy resin (wherein the proportion of the main agent to the curing agent is 56: 44) and 3.5 parts of Bilong No. 70 asphalt are added, after the addition is finished, the mixture is mixed for 180s at 175 ℃ and then discharged, the discharging temperature is 160 ℃, the mixture is kept in an oven at 165 ℃ for 2.5 hours to form a test piece, and the performance of the epoxy asphalt mixture is tested.
TABLE 10 Hot-mix epoxy resin prepared in example 4 Main Performance parameters
Detecting items Unit of Example 4 TAF Technical index Test method
Finger dry time (25 ℃ C.) h 6 6.5 ≥1 Finger dry time
Setting time (25 ℃ C.) h 23.0 36 ≤72 Drawing test
Elongation at Break (23 ℃ C.) 321 297 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 4.3 3.3 ≥3 GB/T 528-2009
TABLE 11 Hot mix epoxy asphalt from example 4 Main Performance parameters
Detecting items Unit of Example 4 epoxy asphalt TAF epoxy asphalt Technical index Test method
Penetration (25 ℃ C.) 1/10mm 12.5 15.0 5~20 Finger dry time
Softening point >100 >100 ≥100 Drawing test
Elongation at Break (23 ℃ C.) 247 205 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.4 3.1 ≥2 GB/T 528-2009
Table 12 main performance parameters of hot mix epoxy asphalt mix prepared in example 4
Figure BDA0002595447690000101
Example 5
The epoxy resin A is prepared by the following steps:
Figure BDA0002595447690000102
the resin B component comprises the following components in parts by weight
50 parts of oleylamine polyoxyethylene ether (EO is 10)
70 portions of oleylamine polyoxyethylene ether (EO ═ 15)
Triethanolamine 1.8 parts
Preparing hot-mixed epoxy resin:
respectively mixing the epoxy resin A component and the resin B component according to the proportion, mixing the epoxy resin A component and the resin B component according to the mass ratio of 55: 45, forming a test piece after mixing, curing the test piece in an oven at 60 ℃ for 4 days, and testing the basic performance of the hot-mixed epoxy resin.
Preparing hot-mixed epoxy asphalt:
heating the matrix asphalt to 150 ℃, heating the epoxy resin A component to 60 ℃, mixing and stirring the epoxy resin (including the total mass of the resin A and the resin B component) and the asphalt according to the mass ratio of 50: 40, and stirring for 4min to prepare a test piece. Then placing the mixture in an oven at 150 ℃ for 3h, curing the mixture in an oven at 60 ℃ for 4 days, and carrying out performance test after placing the mixture at normal temperature for 1 day.
Preparing a hot-mix epoxy asphalt mixture:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.5 parts of the hot-mixed epoxy resin prepared in the example 1 and 2.8 parts of Bilong No. 70 matrix asphalt are added, after the addition is finished, the mixture is stirred for 180s at 175 ℃, the discharging temperature is 160 ℃, the mixture is kept warm in an oven at 165 ℃ for 2.5 hours, and a test piece is formed, and the performance of the epoxy asphalt mixture is tested.
Comparative example 1 experimental method:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.5 parts of TAF Japanese modern hot-mix epoxy resin (wherein the proportion of the main agent to the curing agent is 56: 44) and 3.5 parts of Bilong No. 70 asphalt are added, after the addition is finished, the mixture is mixed for 180s at 175 ℃ and then discharged, the discharging temperature is 160 ℃, the mixture is kept in an oven at 165 ℃ for 2.5 hours to form a test piece, and the performance of the epoxy asphalt mixture is tested.
TABLE 13 Hot-mix epoxy resin prepared in example 5 Main Performance parameters
Detecting items Unit of Example 5 TAF Technical index Test method
Finger dry time (25 ℃ C.) h 7 6.5 ≥1 Finger dry time
Setting time (25 ℃ C.) h 24.0 36 ≤72 Drawing test
Elongation at Break (23 ℃ C.) 426 297 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.4 3.3 ≥3 GB/T 528-2009
TABLE 14 Main Properties of Hot mix epoxy asphalt prepared in example 5
Detecting items Unit of Example 5 epoxy asphalt TAF epoxy asphalt Technical index Test method
Penetration (25 ℃ C.) 1/10mm 13.5 15.0 5~20 Finger dry time
Softening point >100 >100 ≥100 Drawing test
Elongation at Break (23 ℃ C.) 209 205 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.9 3.1 ≥2 GB/T 528-2009
TABLE 15 main Property parameters of the hot-mix epoxy asphalt mixture prepared in example 5
Figure BDA0002595447690000111
Figure BDA0002595447690000121
Example 6
The epoxy resin A is prepared by the following steps:
Figure BDA0002595447690000122
the resin B component comprises the following components in parts by weight
Octadecylamine polyoxyethylene ether (EO 10) 30 parts
Oleylamine 100 parts
2.4 parts of methyldiethanolamine
Preparing hot-mixed epoxy resin:
respectively mixing the epoxy resin A component and the resin B component according to the proportion, mixing the epoxy resin A component and the resin B component according to the mass ratio of 45: 55, forming a test piece after mixing, curing the test piece in an oven at 60 ℃ for 4 days, and testing the basic performance of the hot-mixed epoxy resin.
Preparing hot-mixed epoxy asphalt:
heating the matrix asphalt to 150 ℃, heating the epoxy resin A component to 60 ℃, mixing and stirring the epoxy resin (including the total mass of the resin A and the resin B component) and the asphalt according to the mass ratio of 40: 50, and stirring for 4min to prepare a test piece. Then placing the mixture in an oven at 150 ℃ for 3h, curing the mixture in an oven at 60 ℃ for 4 days, and carrying out performance test after placing the mixture at normal temperature for 1 day.
Preparing a hot-mix epoxy asphalt mixture:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.2 parts of the hot-mixed epoxy resin prepared in the example 1 and 4.0 parts of Bilong No. 70 matrix asphalt are added, after the addition is finished, the mixture is stirred for 180s at 175 ℃, the discharging temperature is 160 ℃, the mixture is kept warm in an oven at 165 ℃ for 2.5 hours, and a test piece is formed, and the performance of the epoxy asphalt mixture is tested.
Comparative example 1 experimental method:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.5 parts of TAF Japanese modern hot-mix epoxy resin (wherein the proportion of the main agent to the curing agent is 56: 44) and 3.5 parts of Bilong No. 70 asphalt are added, after the addition is finished, the mixture is mixed for 180s at 175 ℃ and then discharged, the discharging temperature is 160 ℃, the mixture is kept in an oven at 165 ℃ for 2.5 hours to form a test piece, and the performance of the epoxy asphalt mixture is tested.
TABLE 16 Hot-mix epoxy resin prepared in example 6 Main Performance parameters
Detecting items Unit of Example 6 TAF Technical index Test method
Finger dry time (25 ℃ C.) h 9 6.5 ≥1 Finger dry time
Setting time (25 ℃ C.) h 31 36 ≤72 Drawing test
Elongation at Break (23 ℃ C.) 445 297 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.6 3.3 ≥3 GB/T 528-2009
TABLE 17 Hot mix epoxy asphalt from example 6 Main Performance parameters
Detecting items Unit of Example 6 epoxy asphalt TAF epoxy asphalt Technical index Test method
Penetration (25 ℃ C.) 1/10mm 12.5 15.0 5~20 Finger dry time
Softening point >100 >100 ≥100 Drawing test
Elongation at Break (23 ℃ C.) 208 205 ≥100 GB/T 528-2009
Tensile Strength (23 deg.C)) MPa 4.3 3.1 ≥2 GB/T 528-2009
Table 18 main performance parameters of hot mix epoxy asphalt mix prepared in example 6
Figure BDA0002595447690000131
Example 7
The epoxy resin A is prepared by the following steps:
Figure BDA0002595447690000141
the resin B component comprises the following components in parts by weight
Octadecylamine polyoxyethylene ether (EO ═ 20) 30 parts
Hexadecylamine 60 parts
HY960 tertiary amine accelerator 2 parts
Preparing hot-mixed epoxy resin:
respectively mixing the epoxy resin A component and the resin B component according to the proportion, mixing the epoxy resin A component and the resin B component according to the mass ratio of 53: 47, forming a test piece after mixing, curing the test piece in an oven at 60 ℃ for 4 days, and testing the basic performance of the hot-mixed epoxy resin.
Preparing hot-mixed epoxy asphalt:
heating the matrix asphalt to 150 ℃, heating the epoxy resin A component to 60 ℃, mixing and stirring the epoxy resin (including the total mass of the resin A and the resin B component) and the asphalt according to the mass ratio of 57: 43, and stirring for 4min to prepare a test piece. Then placing the mixture in an oven at 150 ℃ for 3h, curing the mixture in an oven at 60 ℃ for 4 days, and carrying out performance test after placing the mixture at normal temperature for 1 day.
Preparing a hot-mix epoxy asphalt mixture:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 4.56 parts of the hot-mixed epoxy resin prepared in the example 1 and 3.44 parts of Bilong No. 70 matrix asphalt are added, after the addition is finished, the mixture is stirred for 180s at 175 ℃, the discharging temperature is 160 ℃, the mixture is kept warm in an oven at 165 ℃ for 2.5 hours, and a test piece is formed, and the performance of the epoxy asphalt mixture is tested.
Comparative example 1 experimental method:
the formula of the asphalt mixture comprises: 100 parts (by weight, the same below) of the graded aggregate shown in the table 1 is taken and put into a stirring cylinder, after being dry-mixed for 45s, 3.5 parts of TAF Japanese modern hot-mix epoxy resin (wherein the proportion of the main agent to the curing agent is 56: 44) and 3.5 parts of Bilong No. 70 asphalt are added, after the addition is finished, the mixture is mixed for 180s at 175 ℃ and then discharged, the discharging temperature is 160 ℃, the mixture is kept in an oven at 165 ℃ for 2.5 hours to form a test piece, and the performance of the epoxy asphalt mixture is tested.
TABLE 19 Hot-mix epoxy resin prepared in example 7 Main Performance parameters
Detecting items Unit of Example 7 TAF Technical index Test method
Finger dry time (25 ℃ C.) h 7 6.5 ≥1 Finger dry time
Setting time (25 ℃ C.) h 28 36 ≤72 Drawing test
Elongation at Break (23 ℃ C.) 334 297 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.5 3.3 ≥3 GB/T 528-2009
TABLE 20 Hot mix epoxy asphalt from example 7 Primary Performance parameters
Detecting items Unit of Example 7 epoxy asphalt TAF epoxy asphalt Technical index Test method
Penetration (25 ℃ C.) 1/10mm 14 15.0 5~20 Finger dry time
Softening point >100 >100 ≥100 Drawing test
Elongation at Break (23 ℃ C.) 231 205 ≥100 GB/T 528-2009
Tensile Strength (23 ℃ C.) MPa 3.6 3.1 ≥2 GB/T 528-2009
TABLE 21 Main Performance parameters of the Hot mix epoxy asphalt mixture prepared in example 8
Figure BDA0002595447690000151
From the test data of the specific examples given in examples 1-7, it can be seen that the hot-mix epoxy resin, the epoxy resin asphalt and the epoxy asphalt mixture thereof all reach the TAF level imported from Japan.

Claims (10)

1. A hot-mix epoxy resin is characterized in that: comprises a component A and a component B:
the component A comprises the following components in parts by weight:
Figure FDA0002595447680000011
the component B comprises the following components in parts by weight:
90-130 parts of long-chain aliphatic amine derivative,
0-3 parts of a catalyst.
2. The hot-mix epoxy resin as claimed in claim 1, wherein: the ratio of the component A to the component B is 2: 3-3: 2.
3. The hot-mix epoxy resin as claimed in claim 1, wherein: the non-bisphenol A epoxy resin is bis (2, 3-epoxy cyclopentyl) ether (ERR-0300), 2, 3-epoxy cyclopentyl ether (ERLA-0400), vinylcyclohexene diepoxide (ERL-4206), diisoprohexadienediepoxide (ERL-4269), 3, 4-epoxy-6-methylcyclohexanecarboxylic acid-3 ' 4 ' -epoxy-6 ' -methylcyclohexylmethyl ester (ERL-4201), 3, 4-epoxy-cyclohexanecarboxylic acid-3 ' 4 ' -epoxycyclohexylmethyl ester (ERL-4221), bis (3, 4-epoxy-6-methylcyclohexylmethyl) adipate (ERL-4289), and dicyclopentadiene diepoxide (EP-207).
4. The hot-mix epoxy resin as claimed in claim 1, wherein: the diluent is AGE 748(C12-14) alcohol glycidyl ether, DGE501 (n-butyl glycidyl ether), EHGE746 (isooctyl glycidyl ether octyl glycidyl ether), NPGE (nonylphenyl glycidyl ether), GMA (glycidyl methacrylate), BDDGE 522(1, 4-butanediol diglycidyl ether), HDDGE632(1, 6-hexanediol diglycidyl ether), EGDGE669 (ethylene glycol diglycidyl ether), NPGDGE 678 (neopentyl glycol diglycidyl ether), PEGGE205 (polyethylene glycol diglycidyl ether), PPGDGE207 (polypropylene glycol diglycidyl ether), TMPEG (trimethylolpropane triglycidyl ether).
5. The hot-mix epoxy resin as claimed in claim 1, wherein: the long-chain fatty amine derivative is one or more of octadecylamine, hexadecylamine, oleylamine, octadecylamine polyoxyethylene ether 1805 with EO of 5, octadecylamine polyoxyethylene ether 1810 with EO of 10, octadecylamine polyoxyethylene ether 1815 with EO of 15, octadecylamine polyoxyethylene ether 1820 with EO of 20, oleylamine polyoxyethylene ether 1805 with EO of 5, oleylamine polyoxyethylene ether 1810 with EO of 10, oleylamine polyoxyethylene ether 1815 with EO of 15 and oleylamine polyoxyethylene ether 1820 with EO of 20, and the effective component is higher than 95%.
6. The hot-mix epoxy resin as claimed in claim 1, wherein: the catalyst is methyl diethanol amine, aminophenol, DMP-30, HY960 tertiary amine accelerator, OP-8658/DP-300 smearing, drying and curing accelerator, triethanolamine and titanate coupling agent (TC-114).
7. The method for preparing a hot-mix epoxy resin according to claim 1, wherein: mixing the component A and the component B, and curing at 50-60 deg.C.
8. A hot-mix epoxy asphalt is characterized in that: the hot-mix epoxy resin as described in claim 1 is mixed with asphalt, and the mixture is placed at 140-150 ℃ for 3-4 days and then cured at 50-60 ℃.
9. A hot-mix epoxy asphalt mixture is characterized in that: adding the hot-mixed epoxy resin and asphalt in the claim 1 into aggregate, mixing, stirring at the temperature of 160-175 ℃, preserving heat and forming.
10. Use of the hot-mix epoxy resin of claim 1 in steel bridge deck pavement.
CN202010713710.4A 2020-07-22 2020-07-22 Hot-mixed epoxy resin, preparation method and application Pending CN111875930A (en)

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CN112341973A (en) * 2020-11-24 2021-02-09 南京阿斯孚特新材料科技有限公司 Two-component normal-temperature cured epoxy resin elastomer composition and preparation method thereof
CN112852109A (en) * 2021-01-14 2021-05-28 成都谦智明远科技有限公司 Preparation method of high-temperature self-repairing hot-mix epoxy asphalt material
CN113233812A (en) * 2021-05-30 2021-08-10 北京盛广拓再生科技股份有限公司 Dry-added high-viscosity asphalt composite additive
CN113549195A (en) * 2021-07-20 2021-10-26 东南大学 Preparation method of high-temperature mixed epoxy resin curing agent and application of curing agent in steel bridge deck pavement
CN113549418A (en) * 2021-07-20 2021-10-26 东南大学 Preparation method and application of hot-mixed epoxy adhesive layer oil for paving steel bridge deck
CN113621218A (en) * 2021-07-20 2021-11-09 东南大学 Preparation method and application of super-tough high-temperature mixed epoxy resin
CN114276692A (en) * 2021-12-18 2022-04-05 中国路桥工程有限责任公司 Special modified asphalt suitable for tropical asphalt pavement and preparation method thereof
CN115558305A (en) * 2021-07-01 2023-01-03 中国石油天然气股份有限公司 Hot-mix epoxy asphalt and preparation method thereof

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CN104877357A (en) * 2015-05-08 2015-09-02 湖北大学 Preparation method and application of epoxy asphalt compatibilizer
CN110713695A (en) * 2019-11-06 2020-01-21 江苏中路交通科学技术有限公司 Ultrahigh-toughness epoxy resin material for hot-mix epoxy asphalt and preparation method thereof

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CN104072949A (en) * 2014-07-15 2014-10-01 南京淳净新材料有限公司 Epoxy resin material for high-temperature mixed epoxy asphalt, and preparation method and application thereof
CN104877357A (en) * 2015-05-08 2015-09-02 湖北大学 Preparation method and application of epoxy asphalt compatibilizer
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112341973A (en) * 2020-11-24 2021-02-09 南京阿斯孚特新材料科技有限公司 Two-component normal-temperature cured epoxy resin elastomer composition and preparation method thereof
CN112852109A (en) * 2021-01-14 2021-05-28 成都谦智明远科技有限公司 Preparation method of high-temperature self-repairing hot-mix epoxy asphalt material
CN112852109B (en) * 2021-01-14 2023-03-24 成都谦智明远科技有限公司 Preparation method of high-temperature self-repairing hot-mix epoxy asphalt material
CN113233812A (en) * 2021-05-30 2021-08-10 北京盛广拓再生科技股份有限公司 Dry-added high-viscosity asphalt composite additive
CN115558305A (en) * 2021-07-01 2023-01-03 中国石油天然气股份有限公司 Hot-mix epoxy asphalt and preparation method thereof
CN113549195A (en) * 2021-07-20 2021-10-26 东南大学 Preparation method of high-temperature mixed epoxy resin curing agent and application of curing agent in steel bridge deck pavement
CN113549418A (en) * 2021-07-20 2021-10-26 东南大学 Preparation method and application of hot-mixed epoxy adhesive layer oil for paving steel bridge deck
CN113621218A (en) * 2021-07-20 2021-11-09 东南大学 Preparation method and application of super-tough high-temperature mixed epoxy resin
CN114276692A (en) * 2021-12-18 2022-04-05 中国路桥工程有限责任公司 Special modified asphalt suitable for tropical asphalt pavement and preparation method thereof

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