CN107129696A - Cold-mix asphalt and its preparation method and application - Google Patents
Cold-mix asphalt and its preparation method and application Download PDFInfo
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- CN107129696A CN107129696A CN201710357110.7A CN201710357110A CN107129696A CN 107129696 A CN107129696 A CN 107129696A CN 201710357110 A CN201710357110 A CN 201710357110A CN 107129696 A CN107129696 A CN 107129696A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/18—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders
- E01C7/20—Binder incorporated in cold state, e.g. natural asphalt
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/18—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders
- E01C7/26—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders mixed with other materials, e.g. cement, rubber, leather, fibre
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/18—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders
- E01C7/26—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders mixed with other materials, e.g. cement, rubber, leather, fibre
- E01C7/265—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders mixed with other materials, e.g. cement, rubber, leather, fibre with rubber or synthetic resin, e.g. with rubber aggregate, with synthetic resin binder
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2555/00—Characteristics of bituminous mixtures
- C08L2555/20—Mixtures of bitumen and aggregate defined by their production temperatures, e.g. production of asphalt for road or pavement applications
- C08L2555/28—Asphalt produced between 0°C and below 65°C, e.g. cold mix asphalt produced between 0°C and 35°C
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2555/00—Characteristics of bituminous mixtures
- C08L2555/40—Mixtures based upon bitumen or asphalt containing functional additives
- C08L2555/50—Inorganic non-macromolecular ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2555/00—Characteristics of bituminous mixtures
- C08L2555/40—Mixtures based upon bitumen or asphalt containing functional additives
- C08L2555/80—Macromolecular constituents
Abstract
The present invention relates to pitch field, a kind of cold-mix asphalt and its preparation method and application is disclosed.Specifically, the cold-mix asphalt that the present invention is provided contains following components：Asphalt, epoxy resin, compatilizer, amine curing agent and additive, wherein, the compatilizer is alkylbenzenesulfonate, the additive is the activated carbon for the inorganic nano-particle that carrier surface is modified, and the asphalt, epoxy resin, compatilizer, the mass ratio of amine curing agent and additive are 100：20‑40：10‑15：5‑10：15, preferably 100：25‑35：10‑12：6‑8：2‑4.The cold-mix asphalt that the present invention is provided can be applied at normal temperatures, and with good Rut resistance and water stability；There is the advantage of environmental protection simultaneously, have a good application prospect.
Description
Technical field
The present invention relates to pitch field, and in particular to a kind of cold-mix asphalt and its preparation method and application.
Background technology
Highway pavement or bridge floor are due to that pitch belongs to thermoplastic largely using pitch as paving material, because
This Asphalt paving material generally uses hot mix mode in work progress, and mode work progress of hot mix is complicated in this,
Large scale equipment is generally required, and needs to consume substantial amounts of fuel；Meanwhile, the influence of work progress climate, coordination of processes requirement
Strictly, stock utilization is relatively low, wastes serious.Therefore, people gradually turn to sight in the exploitation of cold-mix asphalt.
CN100434479C discloses a kind of road surface pit cold mixing patching material SBS asphaltic liquids and its production technology, pitch
Road surface pit cold mixing patching material SBS asphaltic liquids are made up of the raw material of following weight proportion：7-10% diesel oil, 4-5% second
Glycol, 8-10% gasoline, 6-8% SBS, 5-10% age resister, 0.3-0.4% antistripping agent, remaining is pitch.
Its weak point is to carry out cold mixing using SBS modified emulsifying asphalts, and micro-surface area, slurry seal, crushed stone sealing are simply possible to use at present
On.Because its demulsification quickly, compound can not deposit, moreover, its paving thickness is all less than 15 millimeters, it is impossible to formed Marshall try
Part, this cool mix technology is only used for the maintenance of road.
CN100443549C discloses a kind of road cold mixing cold laid asphaltic material, be with asphalt (55.0~78.0%),
Polyurethane (2.0~4.0%), resin (Petropols, coumarone resin 6.0~11.0%), antifreezing agent (ethylene glycol, diethylene glycol (DEG)
0.0~1.0%), diluent (diesel oil, aviation kerosine 13.0~30.0%) and coagulant (cetyl trimethylene triamine, three ethylenes
Diamines 0.0~0.5%) be made, pitch heats 120 DEG C of dissolving resins, and 70~80 DEG C add diluent, Polyurethane, antifreezing agent, rush
Solidifying agent, stirs and forms.However, the program produces cold-mix asphalt using solvent method, due to using substantial amounts of diesel oil, kerosene
Deng with forming the deficiencies such as intensity slow, pollution environment, cost be high.Also, using the concrete road of this cold-mix asphalt mixing
With poor performance, it is impossible to be used in high grade highway pavement, only used in the following road of three-level.
Therefore, need badly at present find working procedure it is simple and when being applied as ground surface material with good wear-resisting, anti-skidding
And the performance such as high temperature resistant, while meeting the new cold-mix asphalt of environmental requirement.
The content of the invention
The invention aims to the above mentioned problem for overcoming prior art presence, there is provided a kind of cold-mix asphalt and its preparation
Methods and applications, the cold-mix asphalt can be applied at normal temperatures, and with good Rut resistance and water stability；Have simultaneously
There is the advantage of environmental protection, have a good application prospect.
To achieve these goals, in a first aspect, the present invention provides a kind of cold-mix asphalt, the cold-mix asphalt contains with the following group
Point：Asphalt, epoxy resin, compatilizer, amine curing agent and additive, wherein, the compatilizer is alkylbenzenesulfonate,
The additive is the activated carbon for the inorganic nano-particle that carrier surface is modified, and the asphalt, epoxy resin, compatible
The mass ratio of agent, amine curing agent and additive is 100：20-40：10-15：5-10：1-5, preferably 100：25-35：10-
12：6-8：2-4.
Second aspect, present invention also offers the preparation method of above-mentioned cold-mix asphalt, the preparation method comprises the following steps：
(1) under conditions of stirring, asphalt, epoxy resin, compatilizer and additive is mixed, compound is obtained；(2) in stirring
Under conditions of, the compound is mixed with amine curing agent.
The third aspect, the cold-mix asphalt prepared present invention also offers above-mentioned cold-mix asphalt, by above-mentioned preparation method
Application in pavement of road and/or deck paving.
The cold-mix asphalt that the present invention is provided in matrix pitch (asphalt) and epoxy resin reaction system by introducing
Specific compatilizer (alkylbenzenesulfonate), amine curing agent and the additive (work for the inorganic nano-particle that carrier surface is modified
Property charcoal), on the one hand, the use of specific compatilizer and additive can be obviously improved the compatibility of asphalt and epoxy resin,
In combination with the use of amine curing agent, the cold-mix asphalt that the present invention is provided is set not only to apply at normal temperatures, but also greatly
The earth improves the Rut resistance and water stability of cold-mix asphalt；On the other hand, the present invention inorganic is received with what carrier surface was modified
The activated carbon of rice particulate is additive, and not only the compatibility to asphalt and epoxy resin is beneficial, and due to being loaded with table
The activated carbon for the inorganic nano-particle that face is modified has the functions such as certain adsorption of dust, vehicle exhaust so that the present invention is provided
Cold-mix asphalt also have environmental protection advantage.
Embodiment
The end points and any value of disclosed scope are not limited to the accurate scope or value herein, these scopes or
Value should be understood to comprising the value close to these scopes or value.For number range, between the endpoint value of each scope, respectively
It can be combined with each other between the endpoint value of individual scope and single point value, and individually between point value and obtain one or more
New number range, these number ranges should be considered as specific open herein.
In a first aspect, the invention provides a kind of cold-mix asphalt, the cold-mix asphalt contains following components (or by following components
Composition)：Asphalt, epoxy resin, compatilizer, amine curing agent and additive, wherein, the compatilizer is alkyl benzene sulphonate
Salt, the activated carbon for the inorganic nano-particle that the additive is modified for carrier surface, and the asphalt, epoxy resin, phase
The mass ratio for holding agent, amine curing agent and additive is 100：20-40：10-15：5-10：1-5, preferably 100：25-35：10-
12：6-8：2-4.
According to the present invention, the asphalt is preferably No. 70 asphalt and/or No. 90 asphalt.Also, this hair
There is no particular limitation in the bright source to the asphalt, for example, can be obtained by conventional commercially available means.
According to the present invention, to the species of the epoxy resin, there is no particular limitation, as long as can be formed with asphalt
Thermo-setting elastomer, in situations where it is preferred, the epoxy resin is bisphenol A epoxide resin, bisphenol F epoxy resin and phenol
One or more in formaldehyde epoxy resin.
According to the present invention, in order to improve the compatibility of asphalt and epoxy resin, currently preferred compatilizer is alkane
Base benzene sulfonic acid sodium salt and/or alkyl benzene calcium sulfonate.The present invention preferred embodiment in, the compatilizer be detergent alkylate
At least one of sodium sulfonate (SDBS), octadecyl benzenesulfonic acid sodium and calcium dodecyl benzene sulfonate.
According to the present invention, the amine curing agent can be fatty amines curing agent, alicyclic ring amine curing agent and polyamine class
One or more in curing agent.Preferably, the amine curing agent is IPD (IPDA), diethylenetriamine
And the one or more in N- aminoethyl piperazines (AEP) (DETA).
According to the present invention, the inorganic nano-particle that the surface is modified has Nano Particle, in situations where it is preferred, institute
The particle diameter for stating the inorganic nano-particle of surface modification is 5-40nm, preferably 5-20nm.
It is well known in the art that, although inorganic nano-particle has the big advantage of surface area, but it also has appearance simultaneously
The defect easily reunited.Therefore, in order to overcome the defect of easy reunion that inorganic nano-particle has, the present invention receives to inorganic
The surface of rice particulate is modified.In situations where it is preferred, the present invention is changed using surfactant to inorganic nano-particle
Property.
It is highly preferred that the present invention is modified using quaternary ammonium salt cationic surfactant to inorganic nano-particle, that is, this hair
The inorganic nano-particle that bright described surface is modified is the inorganic nano-particle being modified through quaternary ammonium salt cationic surfactant.Wherein,
The inorganic nano-particle is preferably nano-TiO2Particulate, nano-ZnO particulate, Nano-meter CaCO33At least one of particulate, it is optimal
Elect nano-TiO as2Particulate.
The present invention it is a kind of preferred embodiment in, the inorganic nano-particle that the surface is modified is through quaternary
Surfactant-modified nano-TiO2Particulate.
In the present invention, to the species of the quaternary surfactant, there is no particular limitation, can be this area
Conventional selection, in situations where it is preferred, the quaternary ammonium salt cationic surfactant is hexadecyltrimethylammonium chloride and/or 18
Alkyl trimethyl ammonium chloride.
According to the present invention, on the basis of the gross weight of the additive, the inorganic nano-particle that the surface is modified it is negative
Carrying capacity can be 20-60 weight %, preferably 40-60 weight %.In the present invention, the inorganic nano-particle that the surface is modified
Load capacity can by ESEM detection be determined.
According to one embodiment of the present invention, preparing the method for the additive includes：By inorganic nano-particle, surface
Activating agent and activated carbon are mixed in a solvent；Obtained mixed material is dried and is calcined again.Wherein, the inorganic nano
The mass ratio of the consumption of particulate, surfactant and activated carbon is 1：0.01-0.1：0.5-4, preferably 1：0.01-0.05：
0.5-1.5。
Preferably, the solvent is water and/or ethanol, and the weight of the consumption of the inorganic nano-particle and the solvent
Than for 1：1-5, preferably 1：1-2.
In the present invention, the condition of the mixing is preferably included：Temperature is 20-80 DEG C, and the time is 2-4h.In preferred feelings
Under condition, the temperature of the drying is 80-200 DEG C, and the time of the drying is 12-24h.The temperature of the roasting is preferably 400-
600 DEG C, the time of the roasting is preferably 5-10min.
Second aspect, present invention also offers the preparation method of above-mentioned cold-mix asphalt, the preparation method comprises the following steps：
(1) under conditions of stirring, asphalt, epoxy resin, compatilizer and additive is mixed, compound is obtained；
(2) under conditions of stirring, the compound is mixed with amine curing agent.
According to the present invention, the asphalt, epoxy resin, compatilizer, the matter of the consumption of amine curing agent and additive
Amount is than being 100：20-40：10-15：5-10：1-5, preferably 100：25-35：10-12：6-8：2-4.
According to the present invention, the preparation method of the additive can be the above method, preferably include following steps：
(S1) by nano-TiO2Particulate, quaternary surfactant and activated carbon are mixed in a solvent；
(S2) mixed material obtained by step (S1) is dried and is calcined；
Wherein, in step (S1), the nano-TiO2The matter of the consumption of particulate, quaternary surfactant and activated carbon
Amount is than being 1：0.01-0.1：0.5-4, preferably 1：0.01-0.05：0.5-1.5；
Preferably, in step (1), the solvent is water and/or ethanol, and the nano-TiO2Particulate and the solvent
Consumption weight ratio be 1：1-5, preferably 1：1-2.
In the present invention, to the nano-TiO2There is no particular limitation in the source of particulate, as long as ensureing the nano-TiO2
The particle diameter of particulate for example, can be obtained by commercially available means, can also be adopted in the range of 5-40nm (being preferably 5-20nm)
Prepared with conventional sol-gel process.
In the present invention, in step (S1), the mixing can be by the way of stirring, it is preferable that the stirring
Speed is 3000-8000r/min, and the temperature of the stirring is 20-80 DEG C, and the time of the stirring is 2-4h.
In the present invention, in step (S2), the process of the drying and roasting can be the conventional selection of this area.
It is preferred that in the case of, the temperature of the drying is 80-200 DEG C, and the time of the drying is 12-24h.The temperature of the roasting is excellent
Elect 400-600 DEG C as, the time of the roasting is preferably 5-10min.
According to the present invention, in step (1), the condition of the stirring can include：The speed of stirring is 1000-5000r/
Min, preferably 1000-2000r/min；The temperature of stirring is 100-170 DEG C, preferably 120-150 DEG C；The time of stirring is 1-
5h, preferably 2-4h.
According to the present invention, in step (2), the condition of the stirring can include：The speed of stirring is 1000-5000r/
Min, preferably 3000-4000r/min；The temperature of stirring is 50-100 DEG C, preferably 60-80 DEG C；The time of stirring is 1-
10min, preferably 2-5min.
In addition, in step (2), will be solidified quickly after being mixed due to compound with amine curing agent, so step (2)
Operation preferably now carried out when the cold-mix asphalt is used.
The third aspect, the cold-mix asphalt prepared present invention also offers above-mentioned cold-mix asphalt, by above-mentioned preparation method
Application in pavement of road and/or deck paving；Preferably, the temperature of the application is 10-50 DEG C, more preferably 10-20
℃。
The present invention will be described in detail by way of examples below.
In the following Examples and Comparative Examples,
Asphalt is No. 70 asphalt of Jingmen petrochemical industry, purchased from Wuhan Hua Teng century Chemical Co., Ltd.；
Bisphenol A epoxide resin, model YPE-128, purchased from Shanghai Yuan Bang chemical industry Manufacturing Co., Ltd；
Nano-TiO2Particulate is purchased from Shanghai Liang Jiang titanium white heavy chemicals Co., Ltd, and particle diameter is 5-20nm；
The performance detection of cold-mix asphalt according to《Highway engineering pitch and Asphalt Mixture Experiment code》(JTG E20-
2011) carry out, specifically,
1. wheel tracking test, tests 60 DEG C of dynamic stabilities, is carried out according to T0719-2011 method；
2. water stabilizing is tested, test immersion Marshall residual stability and freeze thawing rupture strength ratio, respectively according to
T0709-2011 and T07029-2000 method is carried out.
Preparation example 1
This preparation example is used for the preparation method for illustrating the additive of the application.
By 100g nano-TiOs2Particulate, 2g hexadecyltrimethylammonium chlorides (be purchased from the sincere Chemical Co., Ltd. of Nanjing Olympic) and
100g activated carbons (purchased from Henan profit leaching water Materials Co., Ltd, RL-33) are added into the reactor equipped with 150mL water,
2h is stirred under 5000r/min, room temperature (25 DEG C).Then, obtained compound is dried into 24h in 150 DEG C of drying box, in
In Muffle kiln roasting 5min at 500 DEG C, after sieving, the additive that particle diameter is 5-20nm is obtained.Knowable to scanned Electronic Speculum detection,
In the additive, nano-TiO2The load capacity of particulate is 50 weight %.
Prepare comparative example 1
Carried out according to the method for preparation example 1, except that, hexadecyltrimethylammonium chloride is not added.After sieving, obtain
Obtain the additive that particle diameter is 5-20nm.
Prepare comparative example 2
Carried out according to the method for preparation example 1, except that, activated carbon is not added.After sieving, acquisition particle diameter is 5-20nm
Additive.
Embodiment 1
The present embodiment is used for the preparation method for illustrating the cold-mix asphalt that the present invention is provided.
No. 70 asphalt of 100kg, 30kg bisphenol A epoxide resins, 12kg neopelexes (are purchased from Shanghai
Sheng Zhong Fine Chemical Co., Ltd) and the additives that are obtained by preparation example 1 of 3g add into reactor, in 1500r/min, 120
Stirring mixing 3h, obtains mixed material under the conditions of DEG C.Then, 7g IPDs are added and (moistens rich petrochemical industry purchased from Nantong
Co., Ltd), stirring mixing 4min, obtains cold-mix asphalt A1 under the conditions of at 3500r/min, 70 DEG C.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by cold-mix asphalt A1 and the Black Warrior
Petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and be compacted under normal temperature (25 DEG C) immediately,
Paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance inspection
Survey, as a result as shown in table 1.
Embodiment 2
The present embodiment is used for the preparation method for illustrating the cold-mix asphalt that the present invention is provided.
By No. 70 asphalt of 100kg, 25kg bisphenol A epoxide resins, 12kg neopelexes and 3g by preparing
The additive that example 1 is obtained is added into reactor, and stirring mixing 4h, obtains mixed material under the conditions of 1000r/min, 150 DEG C.
Then, 6g IPDs are added, stirring mixing 5min, obtains cold-mix asphalt A2 under the conditions of at 3000r/min, 70 DEG C.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by cold-mix asphalt A2 and the Black Warrior
Petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and be compacted under normal temperature (25 DEG C) immediately,
Paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance inspection
Survey, as a result as shown in table 1.
Embodiment 3
The present embodiment is used for the preparation method for illustrating the cold-mix asphalt that the present invention is provided.
By No. 70 asphalt of 100kg, 35kg bisphenol A epoxide resins, 10kg neopelexes and 3g by preparing
The additive that example 1 is obtained is added into reactor, and stirring mixing 2h, obtains mixed material under the conditions of 2000r/min, 120 DEG C.
Then, 8g IPDs are added, stirring mixing 2min, obtains cold-mix asphalt A3 under the conditions of at 4000r/min, 80 DEG C.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by cold-mix asphalt A3 and the Black Warrior
Petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and be compacted under normal temperature (25 DEG C) immediately,
Paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance inspection
Survey, as a result as shown in table 1.
Embodiment 4
The present embodiment is used for the preparation method for illustrating the cold-mix asphalt that the present invention is provided.
By No. 70 asphalt of 100kg, 20kg bisphenol A epoxide resins, 10kg neopelexes and 1g by preparing
The additive that example 1 is obtained is added into reactor, and stirring mixing 3h, obtains mixed material under the conditions of 1500r/min, 120 DEG C.
Then, 5g IPDs are added, stirring mixing 4min, obtains cold-mix asphalt A4 under the conditions of at 3500r/min, 70 DEG C.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by cold-mix asphalt A4 and the Black Warrior
Petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and be compacted under normal temperature (25 DEG C) immediately,
Paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance inspection
Survey, as a result as shown in table 1.
Embodiment 5
The present embodiment is used for the preparation method for illustrating the cold-mix asphalt that the present invention is provided.
By No. 70 asphalt of 100kg, 40kg bisphenol A epoxide resins, 15kg neopelexes and 5g by preparing
The additive that example 1 is obtained is added into reactor, and stirring mixing 3h, obtains mixed material under the conditions of 1500r/min, 120 DEG C.
Then, 10g IPDs are added, stirring mixing 4min, obtains cold-mix asphalt A5 under the conditions of at 3500r/min, 70 DEG C.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by cold-mix asphalt A5 and the Black Warrior
Petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and be compacted under normal temperature (25 DEG C) immediately,
Paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance inspection
Survey, as a result as shown in table 1.
Embodiment 6
The present embodiment is used for the preparation method for illustrating the cold-mix asphalt that the present invention is provided.
Carried out according to the method for embodiment 1, except that, (it is purchased from Changzhou moral using the diethylenetriamine of identical weight
Firelight or sunlight Chemical Co., Ltd.) IPD that uses instead of embodiment 1, obtain cold-mix asphalt A6.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by cold-mix asphalt A6 and the Black Warrior
Petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and be compacted under normal temperature (25 DEG C) immediately,
Paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance inspection
Survey, as a result as shown in table 1.
Comparative example 1
Carried out according to the method for embodiment 1, except that, the additive obtained by preparation example 1 is not added, obtains pitch
Compound D1.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D1 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Comparative example 2
According to embodiment 1 method carry out, except that, using identical weight the activated carbon without load replace by
The additive that preparation example 1 is obtained, obtains asphalt D2.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D2 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Comparative example 3
Carried out according to the method for embodiment 1, except that, (it is purchased from using the hexadecylene base succinic anhydride of identical weight
Di Xie chemical companies of the U.S.) IPD that uses in embodiment 1 is replaced, obtain asphalt D3.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D3 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Comparative example 4
Carried out according to the method for embodiment 1, except that, using the dodecyl sodium sulfate of identical weight (purchased from Ji
Nan Guoshi great achievements Chemical Co., Ltd.) neopelex that uses in embodiment 1 is replaced, obtain asphalt D4.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D4 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Comparative example 5
Carried out according to the method for embodiment 1, except that, the addition of No. 70 asphalt is 200kg, obtains pitch
Compound D5.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D5 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Comparative example 6
Carried out according to the method for embodiment 1, except that, the addition obtained using the preparation comparative example 1 of identical weight
Agent replaces the additive that the preparation example 1 used in embodiment 1 is obtained, and obtains asphalt D6.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D6 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Comparative example 7
Carried out according to the method for embodiment 1, except that, the additive obtained by preparation example 1 is not added, but will
No. 70 asphalt of 100kg, 30kg bisphenol A epoxide resins, 12kg neopelexes and 1.5g prepare comparative example 2
The additive and 1.5g activated carbons prepared is added into reactor, obtains asphalt D7.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D7 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Comparative example 8
Carried out according to the method for embodiment 1, except that, the addition obtained using the preparation comparative example 2 of identical weight
Agent replaces the additive that the preparation example 1 used in embodiment 1 is obtained, and obtains asphalt D8.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D8 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Comparative example 9
Carried out according to the method for embodiment 1, except that, use the non-modified nano-TiO of identical weight2Particulate
The additive obtained instead of the preparation example 1 used in embodiment 1, obtains asphalt D9.
Then, according to《Standard specification for construction and acceptance of highway asphalt pavement》(JTG F40-2004), by asphalt D9 with it is profound
Military petrous bone material (particle diameter 1-2mm) is 1 according to weight ratio：After 1 is well mixed, paved and pressed under normal temperature (25 DEG C) immediately
Real, paving thickness is 6cm, paves time control within 10min, and the thickness after compacting is 4cm.Conserve after 2h, carry out performance
Detection, as a result as shown in table 1.
Table 1
By above example 1-6 and comparative example 1-9 result being compared as can be seen that the cold mixing that the present invention is provided is dripped
Green grass or young crops can apply at normal temperatures, and with good Rut resistance and water stability；There is the advantage of environmental protection simultaneously, with good
Good application prospect.
Particularly, by the way that embodiment 1 is compared with comparative example 1-2, comparative example 4 and comparative example 6-8 respectively, this hair
It is bright by using specific compatilizer (alkylbenzenesulfonate) and the additive (activity for the inorganic nano-particle that carrier surface is modified
Charcoal) compatibility of asphalt and epoxy resin can be obviously improved, in combination with the use of amine curing agent, put forward the present invention
The cold-mix asphalt of confession can not only be applied at normal temperatures, but also it is stable to greatly increase the Rut resistance and water of cold-mix asphalt
Property.
In addition, the activated carbon for the inorganic nano-particle that the present invention is modified using carrier surface is additive, not only oil is dripped
It is blue or green beneficial with epoxy resin compatibility, and because the activated carbon for the inorganic nano-particle for being loaded with surface modification has necessarily
The function such as adsorption of dust, vehicle exhaust so that the cold-mix asphalt that the present invention is provided also has the advantage of environmental protection.
The preferred embodiment of the present invention described in detail above, still, the present invention is not limited thereto.In the skill of the present invention
In art concept, technical scheme can be carried out a variety of simple variants, including each technical characteristic with it is any its
Its suitable method is combined, and these simple variants and combination should equally be considered as content disclosed in this invention, belong to
Protection scope of the present invention.
Claims (10)
1. a kind of cold-mix asphalt, it is characterised in that the cold-mix asphalt contains following components：It is asphalt, epoxy resin, compatible
Agent, amine curing agent and additive, wherein, the compatilizer is alkylbenzenesulfonate, and the additive changes to be loaded with surface
The activated carbon of the inorganic nano-particle of property, and the asphalt, epoxy resin, compatilizer, amine curing agent and additive
Mass ratio is 100：20-40：10-15：5-10：1-5, preferably 100：25-35：10-12：6-8：2-4.
2. cold-mix asphalt according to claim 1, wherein, the asphalt is No. 70 asphalt and/or No. 90 stones
Oil asphalt；
Preferably, the epoxy resin be bisphenol A epoxide resin, bisphenol F epoxy resin and novolac epoxy resin in one kind or
It is a variety of；
Preferably, the compatilizer is sodium alkyl benzene sulfonate and/or alkyl benzene calcium sulfonate；
Preferably, the amine curing agent is one in fatty amines curing agent, alicyclic ring amine curing agent and poly- amine curing agent
Plant or a variety of.
3. cold-mix asphalt according to claim 1, wherein, the particle diameter for the inorganic nano-particle that the surface is modified is 5-
40nm, preferably 5-20nm；
Preferably, the inorganic nano-particle that the surface is modified is the nano-TiO that surface is modified2Particulate；
Preferably, the inorganic nano-particle that the surface is modified is the nano-TiO being modified through quaternary ammonium salt cationic surfactant2Particulate；
Preferably, the quaternary ammonium salt cationic surfactant is hexadecyltrimethylammonium chloride and/or octadecyl trimethyl chlorine
Change ammonium.
4. the cold-mix asphalt according to claim 1 or 3, wherein, on the basis of the gross weight of the additive, the surface
The load capacity of modified inorganic nano-particle is 20-60 weight %, preferably 40-60 weight %.
5. the preparation method of the cold-mix asphalt in claim 1-4 described in any one, it is characterised in that the preparation method includes
Following steps：
(1) under conditions of stirring, asphalt, epoxy resin, compatilizer and additive is mixed, compound is obtained；
(2) under conditions of stirring, the compound is mixed with amine curing agent.
6. preparation method according to claim 5, wherein, the preparation method of the additive comprises the following steps：
(S1) by nano-TiO2Particulate, quaternary surfactant and activated carbon are mixed in a solvent；
(S2) mixed material obtained by step (S1) is dried and is calcined；
Wherein, in step (S1), the nano-TiO2The mass ratio of the consumption of particulate, quaternary surfactant and activated carbon
For 1：0.01-0.1：0.5-4, preferably 1：0.01-0.05：0.5-1.5.
7. preparation method according to claim 6, wherein, in step (S1), the solvent is water and/or ethanol, and
The nano-TiO2The weight ratio of particulate and the consumption of the solvent is 1：1-5, preferably 1：1-2.
8. preparation method according to claim 5, wherein, in step (1), the condition of the stirring includes：Stirring
Speed is 1000-5000r/min, preferably 1000-2000r/min；The temperature of stirring is 100-170 DEG C, preferably 120-150
℃；The time of stirring is 1-5h, preferably 2-4h.
9. preparation method according to claim 5, wherein, in step (2), the condition of the stirring includes：Stirring
Speed is 1000-5000r/min, preferably 3000-4000r/min；The temperature of stirring is 50-100 DEG C, preferably 60-80 DEG C；
The time of stirring is 1-10min, preferably 2-5min.
10. cold-mix asphalt in claim 1-4 described in any one, as the preparation described in any one in claim 5-9
Application of the cold-mix asphalt that method is prepared in pavement of road and/or deck paving.
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| CN109721284A (en) * | 2018-12-21 | 2019-05-07 | 重庆交通大学 | A kind of bituminous epoxy and preparation method thereof |
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| CN110845180A (en) * | 2018-08-20 | 2020-02-28 | 北京市道路工程质量监督站 | Solvent asphalt mixture and preparation method and application thereof |
| CN116239891A (en) * | 2023-03-31 | 2023-06-09 | 江苏增光新材料科技股份有限公司 | Epoxy asphalt and mixture |
| CN116239891B (en) * | 2023-03-31 | 2024-05-14 | 江苏增光新材料科技股份有限公司 | Epoxy asphalt and mixture |
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| CN110343395A (en) * | 2019-07-16 | 2019-10-18 | 长沙理工大学 | A kind of emulsified asphalt for realizing that cured strength is improved using microwave |
| CN116239891A (en) * | 2023-03-31 | 2023-06-09 | 江苏增光新材料科技股份有限公司 | Epoxy asphalt and mixture |
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