CN103305016A - Preparation method of bi-component thermosetting epoxy asphalt composite material - Google Patents
Preparation method of bi-component thermosetting epoxy asphalt composite material Download PDFInfo
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- CN103305016A CN103305016A CN2013102616704A CN201310261670A CN103305016A CN 103305016 A CN103305016 A CN 103305016A CN 2013102616704 A CN2013102616704 A CN 2013102616704A CN 201310261670 A CN201310261670 A CN 201310261670A CN 103305016 A CN103305016 A CN 103305016A
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Abstract
The invention discloses a preparation method of a bi-component thermosetting epoxy asphalt composite material. The preparation method comprises the following steps: adding dehydrated matrix asphalt heated to 90-140 DEG C into a reactor; adding 2-20wt% of maleimide or a derivative thereof based on total weight of asphalt into the reactor; heating to 140-160 DEG C for reaction for 3-6 hours; then, gradually cooling to 100-110 DEG C; adding other components of the component A completely premixed and preheated to 90-140 DEG C; then, uniformly dispersing to obtain the component A; and uniformly mixing the components A and B proportionally to obtain the intermediate temperature cured high performance epoxy asphalt. The epoxy asphalt resin modified asphalt material obtained by the method is high in strength and good in flexibility. Corresponding epoxy asphalt concrete is excellent in high and low in temperature performance, and traffic can be quickly used after construction. The material provided by the invention is suitable for occasions with higher demand, such as expressways, roads and bridges, and can be further suitable for arterial streets, bus stops and airfield pavements.
Description
Technical field
The present invention relates to a kind of preparation method of chemical modified bitumen, the preparation method of definite a kind of two-pack thermosetting epoxy asphalt matrix material of saying so.
Background technology
Pitch is typically used as paves the way and water-proof material, belongs to a kind of thermoplastic material in essence.This property list is used the road surface of asphalt paving now, in summer high-temperature season, the road surface is prone to rut under the heavy lift effect, in cold season in winter, be prone to warm draw seam, along with the raising of road quality classification and the generally employing of large-span steel box-beam structure bridge, intensity, deformation stability and the fatigue durability etc. of pavement material have been proposed very high requirement, high agglutinating value(of coal) and particular requirement such as waterproof have been proposed again on use properties simultaneously.As the important component part of bridge car system, the quality of deck paving directly has influence on traveling security, comfortableness, bridge durability and economic benefit of investment.Obviously, so high performance requriements is that plain asphalt institute is incompetent, must use modifying asphalt.
The method of asphalt modification is more, as a whole, the excellent properties of bituminous epoxy gains public acceptance, but at present, bituminous epoxy must could be constructed when summer high temperature, and requires will continue after construction is finished sealing curing long period (generally needing for four to six weeks) ability open to traffic.People wish that certainly bituminous epoxy can select the construction time in the larger context as plain asphalt, and mat formation finish after open to traffic rapidly, especially for recovery project.Therefore, the open to traffic time after increasing the elasticity of construction time selection and shortening completion, namely improve the solidification rate of bituminous epoxy after the compacting that paves, just become the key that bituminous epoxy is further applied.
Summary of the invention
The purpose of this invention is to provide a kind of preparation method of two-pack thermosetting epoxy asphalt matrix material, this method is carried out modification to pitch, makes pitch itself become a kind of epoxy curing agent; Other room temperature of adding again and middle temperature epoxy resin amine curing agent and curing catalyst have been improved with the consistency of pitch, being used of multiple solidifying agent makes that curing speed is controlled, the cured product performance is adjustable, can satisfy the different requirements under the various different conditions, reliable and stable high-performance epoxy bitumen material finally is provided.
The objective of the invention is to be achieved through the following technical solutions:
A kind of preparation method of two-pack thermosetting epoxy asphalt matrix material is characterized in that this method steps is as follows:
1) by the quality of filling a prescription, the matrix pitch that is warmed up to 90-140 ℃ is added reactor, the maleimide or derivatives thereof of the 2-20% of asphalt quality is joined in the reactor, be warmed up to 140-160 ℃ of reaction 3-6 hour, after cool to 100-110 ℃ gradually, add pre-mixing other component of A part completely be warming up to 90-140 ℃ in advance, redispersion is even, obtains the A part; The quality group of A part becomes: maleimide modifying asphalt 40-84 part, aliphatic amide 10-45 part, polymeric amide/polyetheramine 5-25 part, compatilizer 1-15 part;
2) A, B two portions are mixed in proportion, namely get two-pack thermosetting epoxy asphalt matrix material, B partly is Resins, epoxy, and the A part is 2.2:1-10:1 with the mass ratio of B part.
Among the present invention, described maleimide modifying asphalt is to make with maleimide and derivative thereof and plain asphalt reaction.Described plain asphalt can be petroleum pitch, oxidized bitumen, coal-tar pitch or lake pitch.Can choose one or several mixture wherein.
Described aliphatic amide refers to contain the aliphatic amide of 3 above reactive hydrogens, can be polyamines polyene, polymethylene two amines, also can be diamines and the unsaturated aliphatic diamines of C 5 fraction correspondence, can also be the diamines that contains aromatic nucleus, as G-328 of Mitsubishi's gas chemistry etc.It can be one or several the mixture that to choose wherein.
Described polymeric amide can low-molecular-weight polyamide resin and modified resin thereof, be preferably 40 ℃ of viscosity 3,000-80,000mPa.s within, the polyamide resin of amine value within 50mgKOH/g-500mgKOH/g, preferred 40 ℃ of viscosity are 5,000-50,000mPa.s within, the polyamide resin of amine value within 50mgKOH/g-300mgKOH/g, as river, capital 9650, Versamid 140, Versamid 125 and Fuji change into 2154,215X etc.Described polyetheramine, it can be the diaminobenzene ethers, as diaminodiphenyl oxide sulfobenzide, diaminodiphenyl oxide phenyl ether etc., diamino dihydroxyphenyl propane class, as diaminodiphenyl oxide dihydroxyphenyl propane etc., also can be the polyetheramine that does not contain benzene ring structure, as huntsman D-230, D-400, D-2000 or T-5000 etc.Both can choose wherein a kind of, also can choose wherein several mixtures.
Described compatilizer can be the extraction oil of furfural section in the oil refinery, and hydrogen phosphide cumene decomposes the phenolic aldehyde residual oil that distillates, and pine tar is rubber oil, and coal tar is rubber oil, also can be that oil such as paraffinic base, cycloalkyl or aryl are rubber oil.More excellent selection is that the furfural section in the oil refinery is extracted oil out and oil is rubber oil.Both can choose wherein a kind of, also can choose wherein several mixtures.
Can change the performance of epoxy bitumen material to satisfy the different requirements under the different condition by the ratio of adjusting A each component partly.
The present invention is by the quality of prescription, the matrix pitch that is warmed up to 90-140 ℃ is added reactor, the maleimide or derivatives thereof of the 2-20% of asphalt quality is joined in the reactor, be warmed up to 140-160 ℃ of reaction 3-6 hour, after cool to 100-110 ℃ of adding gradually and be warming up to pre-mixing other component of A part completely of 90-140 ℃ in advance, disperse just to obtain the A part by high speed dispersion machine tools such as colloidal mills more at last, during use, the A that requires temperature will be warmed up to, B two portions mixed on request are even, namely get high-performance thermosetting epoxy asphalt material of the present invention, can be sprayed within a certain period of time on road surface or the steel plate as the bituminous epoxy bonding layer material; Gather materials if admix according to certain bitumen aggregate ratio again, can mat formation within a certain period of time on the road surface and compacting.
The present invention at first carries out amination modifying with matrix pitch, as Fig. 1, shown in Figure 2, reaction mechanism may be bituminous matter in the pitch and maleimide and derivative thereof by Michael addition, diene synthesis or π-π charge transfer reaction, make pitch itself become a kind of epoxy curing agent; This has greatly improved other room temperature of adding again and middle temperature epoxy resin amine curing agent and curing catalyst with the consistency of pitch, cooperates preferred amine curing agent again, just obtains the bituminous epoxy A component of stable storing.Being used of multiple solidifying agent makes that curing speed is controlled, the cured product performance is adjustable, can satisfy the different requirements under the various different conditions, and reliable and stable high-performance epoxy bitumen material finally is provided.Because curing reaction temperature carries out under middle gentle room temperature, thus the construction time range of choice enlarge greatly, and construction finish after open to traffic fast.
Bituminous epoxy has formed a kind of network structure of 3 D stereo behind curing reaction; Because the multiple solidifying agent that wherein contains is not quite similar with the reactive behavior of Resins, epoxy, causing reaction to interlock carries out, thereby formed a kind of inierpeneirating network structure, the inierpeneirating network structure of this 3 D stereo provides theoretical foundation for its high strength, snappiness just.
The present invention carries out modification to pitch, makes pitch itself become a kind of epoxy curing agent; Other room temperature of adding again and middle temperature epoxy resin amine curing agent and curing catalyst have been improved with the consistency of pitch, being used of multiple solidifying agent makes that curing speed is controlled, the cured product performance is adjustable, can satisfy the different requirements under the various different conditions, reliable and stable high-performance epoxy bitumen material finally is provided.The present invention can provide the corresponding operating time according to different requirements; Also can arbitrarily adjust and satisfy the different performance requirement, stability in storage is good, corresponding epoxy asphalt concrete fatigue performance excellence, the construction time range of choice big and mat formation finish after open to traffic rapidly, be applicable to the occasion that motorway and bridge etc. are had relatively high expectations, also can be used for arterial street, motorbus bus stop and airstrip.
The existing high intensity of epoxy resin modified asphalt materials for highway of the present invention has good snappiness again, and the corresponding operating time can also be provided according to different requirements; Also can arbitrarily adjust and satisfy the different performance requirement, stability in storage is good, corresponding epoxy asphalt concrete fatigue performance excellence, the construction time range of choice big and mat formation finish after open to traffic rapidly, be applicable to the occasion that motorway and bridge etc. are had relatively high expectations, also can be used for arterial street, motorbus bus stop and airstrip.
Description of drawings
Fig. 1 is the mechanism synoptic diagram of maleimide modifying asphalt.
Fig. 2 is
NThe mechanism synoptic diagram of-phenyl maleimide modifying asphalt.
Embodiment
The present invention is further described below by specific embodiment, but embodiment all is not limitation of the present invention.
Embodiment 1
A kind of preparation method of two-pack thermosetting epoxy asphalt matrix material, this method steps is as follows:
(place of production: the Dan Jia temple) 67 parts (quality, down with) add reactors, add 1.14 parts of maleimides, are warmed up to 150 ℃, reacts after 4 hours, and slow pressure release is to 0.1MPa with the petroleum pitch that is warmed up to 90 ℃.Then cool to 100 ℃ gradually, add 12 parts of triethylene tetramines, add 9650,16.2 parts in river, capital, 5 parts of the furfural extract oils that is warming up to 140 ℃ in advance, pre-mixing 30 minutes then; And then obtain the A part by the colloidal mill high speed dispersion, add B part epoxy (E-51, Wuxi resin processing plant) in the 2.2:1 ratio at last and mix.This material can be used as the tack coat of mating formation and uses, and specific performance sees Table 1.
Embodiment 2
A kind of preparation method of two-pack thermosetting epoxy asphalt matrix material, this method steps is as follows:
With the petroleum pitch (place of production: the Dan Jia temple) 67 parts of (quality that is warmed up to 140 ℃, add reactor down together), add 1.14 parts of maleimides, be warmed up to 130 ℃, react after 5 hours, then cool to 100 ℃ gradually, add 15 parts of hexanediamines, add the T-5000(huntsman that is warming up to 100 ℃ in advance, the U.S.), 18.2 6 parts of part, naphthenic rubber oil, pre-mixing 30 minutes; And then obtain the A part by the colloidal mill high speed dispersion, add B part epoxy (E-51, Wuxi resin processing plant) in the 4.3:1 ratio at last and mix.This material can be used as the tack coat of mating formation and uses, and specific performance sees Table 1.
Embodiment 3
A kind of preparation method of two-pack thermosetting epoxy asphalt matrix material, this method steps is as follows:
The oxidized bitumen (prompt friendship farm six another arena oxidized bitumen factories in state-run) that is warmed up to 120 ℃ is added reactor for 65 parts, add
N3 parts of-phenyl maleimides, be warmed up to 155 ℃, react after 4 hours, then cool to 100 ℃ gradually, add 10.45 parts of the diaminodiphenyl-methanes, the Fuji that are warming up to 140 ℃ in advance and change into 215X, 25 parts, 8 parts of naphthenic rubber oil, pre-mixing 30 minutes was taken out under the vacuum of 0.05MPa 30 minutes after finishing; And then obtain the A part by the colloidal mill high speed dispersion, and in the 3.8:1 ratio A part is mixed with B part epoxy (E-44), admix by the bitumen aggregate ratio of 5-8% again and gather materials, be incubated 50 minutes, carry out road pavement.The performance of material own and corresponding epoxy asphalt concrete performance see Table 2.
Embodiment 4
A kind of preparation method of two-pack thermosetting epoxy asphalt matrix material, this method steps is as follows:
The petroleum pitch (U.S.'s shell) that is warmed up to 130 ℃ is added reactor for 57 parts, add
N3.35 parts of-phenyl maleimides, be warmed up to 150 ℃, react after 4 hours, cooling to 110 ℃ gradually, add the G-328(Mitsubishi gas chemistry be warming up to 100 ℃ in advance, Japan) 9.5 parts, Fuji change into 2154,25 parts, 6.5 parts of furfural extract oils, pre-mixing 30 minutes was taken out under the vacuum of 0.05MPa 30 minutes after finishing; And then obtain the A part by the colloidal mill high speed dispersion, and in the 2.9:1 ratio A part is mixed with B part epoxy (E-44), admix by the bitumen aggregate ratio of 5-8% again and gather materials, be incubated 50 minutes, carry out road pavement.The performance of material own and corresponding epoxy asphalt concrete performance see Table 2.
Table
Bituminous epoxy tack coat test-results
Table 2 epoxy asphalt concrete test-results
Claims (6)
1. the preparation method of a two-pack thermosetting epoxy asphalt matrix material is characterized in that this method steps is as follows:
1) by the quality of filling a prescription, the matrix pitch that is warmed up to 90-140 ℃ is added reactor, the maleimide or derivatives thereof of the 2-20% of asphalt quality is joined in the reactor, be warmed up to 140-160 ℃ of reaction 3-6 hour, after cool to 100-110 ℃ gradually, add pre-mixing other component of A part completely be warming up to 90-140 ℃ in advance, redispersion is even, obtains the A part; The quality group of A part becomes: maleimide modifying asphalt 40-84 part, aliphatic amide 10-45 part, polymeric amide/polyetheramine 5-25 part, compatilizer 1-15 part;
2) A, B two portions are mixed in proportion, namely get two-pack thermosetting epoxy asphalt matrix material, B partly is Resins, epoxy, and the A part is 2.2:1-10:1 with the mass ratio of B part.
2. the preparation method of two-pack thermosetting epoxy asphalt matrix material according to claim 1 is characterized in that: described maleimide modifying asphalt is to be made by maleimide and derivative thereof and plain asphalt reaction; Described plain asphalt is petroleum pitch, oxidized bitumen, coal-tar pitch or lake pitch.
3. the preparation method of two-pack thermosetting epoxy asphalt matrix material according to claim 1, it is characterized in that: described aliphatic amide refers to contain the aliphatic amide of 3 above reactive hydrogens, be polyamines polyene, polymethylene two amines, or the diamines of C 5 fraction correspondence and unsaturated aliphatic diamines, or contain the diamines of aromatic nucleus; Or one or several the mixture in above-mentioned.
4. the preparation method of two-pack thermosetting epoxy asphalt matrix material according to claim 1, it is characterized in that: described polymeric amide is low-molecular-weight polyamide resin and modified resin thereof,
The preparation method of the high-performance bituminous epoxy of intermediate temperature setting according to claim 1 is characterized in that: polymeric amide be 40 ℃ of viscosity at 3,000-80, within the 000mPa.s, the polyamide resin of amine value within 50mgKOH/g-500mgKOH/g.
5. the preparation method of two-pack thermosetting epoxy asphalt matrix material according to claim 1, it is characterized in that: described polyetheramine is the diaminobenzene ethers, diamino dihydroxyphenyl propane class, or do not contain one or more mixture in the polyetheramine of benzene ring structure.
6. the preparation method of two-pack thermosetting epoxy asphalt matrix material according to claim 1, it is characterized in that: described compatilizer is the extraction oil of furfural section in the oil refinery, hydrogen phosphide cumene decomposes the phenolic aldehyde residual oil that distillates, pine tar is rubber oil, coal tar is rubber oil, or paraffinic base, cycloalkyl or aromatic base crude are one or more the mixture in the rubber oil.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115785814A (en) * | 2022-11-29 | 2023-03-14 | 北京中铁科新材料技术有限公司 | Base layer treating agent for concrete pavement or bridge deck waterproof system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4882373A (en) * | 1987-07-24 | 1989-11-21 | Exxon Research And Engineering Company | Asphaltic composition |
| US20060089428A1 (en) * | 2003-02-25 | 2006-04-27 | Toshiyuki Hakata | Paving resin composition, paving asphalt composition, and method for producing paving asphalt composition |
| CN1837290A (en) * | 2006-04-28 | 2006-09-27 | 黄卫 | Thermosetting epoxy asphalt materials for pavement and bridge and process for preparing same |
| CN101397358A (en) * | 2008-10-31 | 2009-04-01 | 句容市宁武化工有限公司 | Method for preparing modified asphalt |
| CN102382549A (en) * | 2011-08-26 | 2012-03-21 | 长安大学 | Colored solar heat reflecting coating for bituminous road surface |
| CN103146205A (en) * | 2013-03-04 | 2013-06-12 | 西北农林科技大学 | High-performance epoxy asphalt composite material capable of enabling roads to be rapidly open to traffic and preparation method thereof |
-
2013
- 2013-06-27 CN CN201310261670.4A patent/CN103305016B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4882373A (en) * | 1987-07-24 | 1989-11-21 | Exxon Research And Engineering Company | Asphaltic composition |
| US20060089428A1 (en) * | 2003-02-25 | 2006-04-27 | Toshiyuki Hakata | Paving resin composition, paving asphalt composition, and method for producing paving asphalt composition |
| CN1837290A (en) * | 2006-04-28 | 2006-09-27 | 黄卫 | Thermosetting epoxy asphalt materials for pavement and bridge and process for preparing same |
| CN101397358A (en) * | 2008-10-31 | 2009-04-01 | 句容市宁武化工有限公司 | Method for preparing modified asphalt |
| CN102382549A (en) * | 2011-08-26 | 2012-03-21 | 长安大学 | Colored solar heat reflecting coating for bituminous road surface |
| CN103146205A (en) * | 2013-03-04 | 2013-06-12 | 西北农林科技大学 | High-performance epoxy asphalt composite material capable of enabling roads to be rapidly open to traffic and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115785814A (en) * | 2022-11-29 | 2023-03-14 | 北京中铁科新材料技术有限公司 | Base layer treating agent for concrete pavement or bridge deck waterproof system |
| CN115785814B (en) * | 2022-11-29 | 2024-02-09 | 北京中铁科新材料技术有限公司 | Base layer treating agent for concrete pavement or bridge deck waterproof system |
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