CN106496915A - Modifying agent and preparation method thereof, high adhered modification Colophonium and preparation method thereof is mixed outside high-viscosity asphalt - Google Patents
Modifying agent and preparation method thereof, high adhered modification Colophonium and preparation method thereof is mixed outside high-viscosity asphalt Download PDFInfo
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- CN106496915A CN106496915A CN201610892196.9A CN201610892196A CN106496915A CN 106496915 A CN106496915 A CN 106496915A CN 201610892196 A CN201610892196 A CN 201610892196A CN 106496915 A CN106496915 A CN 106496915A
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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
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
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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
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
- C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified
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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
- C08L91/00—Compositions of oils, fats or waxes; Compositions of derivatives thereof
- C08L91/06—Waxes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer 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
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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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The present invention relates to mixing modifying agent and preparation method thereof outside a kind of high-viscosity asphalt.Mix modifying agent outside high-viscosity asphalt according to the present invention to include：100 weight parts thermoplastic resins, 10 20 weight portion tackifying resins, 20 30 parts of EVA, 12 weight portion zinc stearates.The invention further relates to a kind of high adhered modification Colophonium and preparation method thereof.Problem of the present invention for traditional high adhered modification Colophonium, provide modifying agent is mixed outside the high-viscosity asphalt that a kind of price is low, performance is good, without the need for preparing high adhered modification Colophonium in advance, only need to using when fed intake in addition asphalt using manual or automatic, through shearing of gathering materials, stirring by formation high adhered modification asphalt.
Description
Technical field
The present invention relates to high adhered modification field of bitumen technology, more particularly to outside high-viscosity asphalt, mix modifying agent and its preparation side
Method, high adhered modification Colophonium and preparation method thereof.
Background technology
Asphalt paving, that is, the paving material water penetration for using are good, and ground precipitation can be fully or partially through
Road surface, directly in depth under.Porous pavement can balance urban ecological system, and quite a few rainwater can pass through porous pavement
Underground is infiltrated through, and solves the problems, such as excess surface water by drainage system is may not be needed when rainfall is less, then can be big when rainfall is larger
The big pressure for alleviating sewerage system, can greatly shorten the time for excluding excess surface water, and for the low-lying section of minority, rain
Water gradually can permeate the ground, and ground does not re-form hydrops, so as to reduce water smoke and glare, prevent water from floating.In addition, porous pavement hole
Gap rate is big, can substantially reduce noise, improves the skid resistance of wet road surface.
As asphalt paving porosity is big, precipitation, air, sunlight easily invade material internal, cause road surface durable
Property reduce.Typically adopt high adhered modification Colophonium, to guarantee asphalt paving, there is more preferable performance at present.So-called height
Viscosity modified asphalt, refers to the Colophonium of 60 DEG C of dynamic viscosity in more than 20000Pa S, and resistance to flow is strong, the modified drip of high viscosity
Green grass or young crops has more preferable high temperature performance and storage stability than modified asphalt.
Traditional high adhered modification Colophonium is to prepare storage through high temperature, high shear forces in advance, and then transporting makes to job site
With so putting forward higher requirement to the storage stability of high-viscosity modified asphalt.
Content of the invention
The purpose of the present invention is intended at least solve one of above-mentioned technological deficiency.
For this purpose, first purpose of the present invention is to propose to mix modifying agent outside a kind of high-viscosity asphalt, including：100 weight portions
Thermoplastic resin, 10-20 weight portion tackifying resins, 20-30 parts of EVA, 1-2 weight portion zinc stearates.The tackifying resin
There is good polymer compatibility, have the good compatibility with thermoplastic resin, EVA and Colophonium, so as to improve high viscous drip
60 DEG C of blue or green viscosity.The zinc stearate serves lubrication in well.The present inventor is by substantial amounts of experiment
It was found that, thermoplastic resin, EVA and tackifying resin are used cooperatively, and not only improve 60 DEG C of viscosity of Colophonium, and tackifying resin is by warm
The material such as plastic resin and EVA is combined together, and is complementary to one another, and improves high-temperature behavior, the cryogenic property of high-viscosity asphalt.
In certain embodiments, mixing modifying agent outside the high-viscosity asphalt also includes 50-100 weight portions filling oil.Described fill out
The oil-filled machinability for improving thermoplastic resin.
In certain embodiments, mixing modifying agent outside the high-viscosity asphalt also includes 0.1-0.5 weight portion antioxidant.The present invention
Described antioxidant can be one or more in the common antioxidant 1010 in market, 1076,164, and its Main Function is to carry
The stability of modifying agent is mixed outside high high-viscosity asphalt, prevents the decomposition of resinae raw material, meanwhile, can also reduce the oxidation of Colophonium.
In certain embodiments, mixing modifying agent outside the high-viscosity asphalt also includes the organic wax of 5-10 weight portions.Institute of the present invention
The organic wax that states is PE waxes, PP waxes, one or more in microwax, it is preferable that microwax is 70#-90# microwaxes, organic
Wax primarily serves the effect of outer lubrication so that mixes modifier system outside the high-viscosity asphalt of the present invention and mixes evenly, meanwhile, can
Reduce the viscosity of Colophonium, reduce the mix of follow-up asphalt, pave, roll temperature, reduce waste gas discharge, reduce the energy
Consume.
In certain embodiments, mixing modifying agent outside the high-viscosity asphalt also includes 3-5 parts by weight of plasticizer.The plasticizer
Preferably epoxy soybean oils plasticizer, for improving the plasticity for mixing resin material in modifying agent outside high-viscosity asphalt, makes high viscous drip
Blue or green outer modifying agent of mixing is easy to process, and, epoxy soybean oils plasticizer is safe and environment-friendly, can reduce the injury to workman and environment
Pollution.
In certain embodiments, mixing modifying agent outside the high-viscosity asphalt also includes 50-100 weight portion calcium powders.The present invention is carried
For dicalcium powder Main Function be used for improving the mechanical property for mixing modifying agent outside high-viscosity asphalt, to increase mix modifying agent outside high-viscosity asphalt
Impact resistance, and absorb unnecessary liquid charging stock.Preferably, dicalcium powder is greater than the Calcium Carbonate of 1000 mesh.
In certain embodiments, mixing modifying agent outside the high-viscosity asphalt also includes 10-20 part aromatic hydrocarbons tapped oils.
In certain embodiments, the thermoplastic resin is one or more in SBS or SEBS.The aromatic hydrocarbons tapped oil
One or more be selected from furfural extract oil, rubber tapped oil, the line tapped oil that subtracts three.The aromatic hydrocarbons tapped oil is applied not only to make
For mixing the liquid phase medium environment in modifying agent preparation process outside high-viscosity asphalt, also improving simultaneously mix outside high-viscosity asphalt modifying agent and drip
The blue or green compatibility.
In certain embodiments, the tackifying resin is the one kind or several in rosin resin, Petropols and polyterpene resin
Kind.
In certain embodiments, the VA contents of the EVA are 14wt%-28wt%, and melting point is 70 DEG C -90 DEG C.This
Bright inventor has found that by substantial amounts of experiment, when the VA contents of the EVA are 14wt%-28wt%, melting point is 70 DEG C -90
DEG C when, in Colophonium after the heating, the EVA is in molten condition, it is easy to be uniformly dispersed, so as to improve high temperature performance of asphalt and low
Warm nature energy.
In certain embodiments, the filling oil is naphthenic oil and/or white mineral oil；Organic wax be PE waxes, PP waxes or
One or more in microwax；The plasticizer is epoxy soybean oil, and the dicalcium powder is more than the Calcium Carbonate of 1000 mesh；Institute
Aromatic hydrocarbons tapped oil is stated for furfural extract oil, rubber tapped oil, the one kind in the line tapped oil that subtracts three.
For reaching above-mentioned purpose, second object of the present invention is to provide the preparation for mixing modifying agent outside a kind of high-viscosity asphalt
Method, including step：S1, thermoplastic resin, tackifying resin, EVA is initially charged in high speed mixer, mix homogeneously obtains the first thing
Material；S2, zinc stearate is added in first material, mix homogeneously obtains second material；S3, by second material pelletize, pelletizing, obtain
Modifying agent is mixed outside high-viscosity asphalt.
In certain embodiments, the preparation method of modifying agent is mixed outside high-viscosity asphalt, including step：S1, in high speed mixer
In be initially charged thermoplastic resin, tackifying resin, EVA, filling oil, plasticizer, aromatic hydrocarbons tapped oil, mix homogeneously obtains first material；
S2, organic wax, zinc stearate, antioxidant, calcium powder are added in first material, mix homogeneously obtains second material；S3, by second
Material by pelleter pelletizing, is obtained by double-screw extruding pelletizing.Specifically, the high viscous drip
The blue or green outer preparation method for mixing modifying agent can be described as：Thermoplastic resin, tackifying resin is initially charged in high speed mixer, EVA, filled out
Oil-filled, plasticizer, aromatic naphtha, mix homogeneously obtain first material；It is subsequently adding organic wax, zinc stearate, antioxidant, calcium powder to arrive
In first material, mix homogeneously obtains second material；By the second material of mix homogeneously by double-screw extruding pelletizing, by cutting
Grain machine pelletizing, that is, obtain mixing modifying agent outside high-viscosity asphalt.
For reaching above-mentioned purpose, third object of the present invention is to provide a kind of high adhered modification Colophonium, including the present invention
Modifying agent, and matrix pitch is mixed outside the high-viscosity asphalt of offer, and it is the matrix pitch to mix modifying agent outside the high-viscosity asphalt
8wt%-12wt%.Preferably, the weight portion of the high adhered modification Colophonium that the present invention is provided consists of the height that 10 parts of present invention are provided
Modifying agent and 90 parts of 70# asphalt are mixed outside viscous bitumen.
For reaching above-mentioned purpose, fourth object of the present invention is to provide a kind of preparation method of high adhered modification Colophonium,
Including step：After heated asphalt, to add under the conditions of 170 DEG C -180 DEG C and modifying agent is mixed outside the high-viscosity asphalt for providing of the invention, stir
Mix uniformly, obtain high adhered modification Colophonium.Specifically, the preparation method of the high adhered modification Colophonium can be described as：(1) by matrix pitch
Flow regime is heated to, a certain amount of matrix pitch is weighed, is added under the conditions of 170 DEG C -180 DEG C outside high-viscosity asphalt and is mixed modification
Agent, it is preferred that mix the 8wt%-12wt% of the volume for Colophonium of modifying agent outside the high-viscosity asphalt, using agitator high-speed stirred
1h-2h, it is ensured that mix modifying agent outside high-viscosity asphalt and be fully dispersed in Colophonium, stir, that is, obtain high adhered modification Colophonium.
The beneficial effects of the present invention is：
(1) modifying agent i.e. melting in the Colophonium of heating is mixed outside the high-viscosity asphalt that the present invention is provided, it is easy to stirs, divide
Dissipate, have the good compatibility with Colophonium, without the need for colloid mill or high-speed shearing equipment, can achieve the quick production of modified pitch.
(2) modifying agent is mixed for graininess, it is easy to pack, transport, store, user outside the high-viscosity asphalt that the present invention is provided
Just.
(3) present invention provide high-viscosity asphalt outside mix modifying agent for prepare high adhered modification Colophonium when, easy reality simple to operate
Existing, it is not necessary to extra high-viscosity asphalt modified device, it is to avoid high adhered modification Colophonium isolation problem, and there is no concern that high adhered modification
The storage problem of Colophonium.
(4) 60 DEG C of viscosity that modifying agent is remarkably improved high adhered modification Colophonium are mixed outside the high-viscosity asphalt that the present invention is provided, with
When, its 135 DEG C of viscosity are in a slight decrease, and 135 DEG C of viscosity reduce being conducive to paving during high-viscosity asphalt mixture construction, rolling.
Problem of the present invention for traditional high adhered modification Colophonium, there is provided a kind of price is low, outside the high-viscosity asphalt that performance is good
Mix modifying agent, without the need for preparing high adhered modification Colophonium in advance, only need to using when using the manual or automatic addition Colophonium mixing that feeds intake
In material, high adhered modification asphalt is formed through shearing of gathering materials, by stirring.
The additional aspect of the present invention and advantage will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with specific embodiment, to this
Invention is further elaborated.The present invention is more fully described by following embodiments and comparative example.It should be appreciated that following
Embodiment is used for the present invention to be described, but limits subject of the present invention never in any form.
Embodiment
Embodiment 1
100 weight portion SBS, 15 weight portion C9 Petropols, 20 parts of EVA, 70 weights are initially charged in high speed mixer
Amount part white mineral oil, 3 parts by weight epoxy soybean oils, 15 weight portion furfural extract oils, mix homogeneously；Be subsequently adding 7 weight portion PP waxes,
1 weight portion zinc stearate, 0.5 weight portion antioxidant 1010,70 weight parts of calcium carbonate powder mix homogeneously；Material by mix homogeneously
By double-screw extruding pelletizing, by pelleter pelletizing, obtain outside high-viscosity asphalt, mixing modifying agent D1.
Prepare high adhered modification Colophonium so that modifying agent is mixed outside above-mentioned high-viscosity asphalt, its weight portion consists of the high viscous drip of 10 weight portions
The blue or green outer 70# asphalt that mixes modifying agent D1,90 weight portion 70# asphalt, modifying agent D1 addition heat will be mixed outside high-viscosity asphalt
In, high-speed stirred 1.5h, you can obtain high adhered modification Colophonium DS1.
Embodiment 2
100 weight portion SBS, 15 weight portion C9 Petropols, 20 parts of EVA are initially charged in high speed mixer, are mixed
Uniformly；It is subsequently adding 1 weight portion zinc stearate, mix homogeneously；By the material of mix homogeneously by double-screw extruding pelletizing, pass through
Pelleter pelletizing, obtains mixing modifying agent D2 outside high-viscosity asphalt.
Prepare high adhered modification Colophonium so that modifying agent is mixed outside above-mentioned high-viscosity asphalt, its weight portion is consisted of outside 10 parts of high-viscosity asphalts
Modifying agent D1 is mixed, 90 parts of 70# asphalt will be mixed modifying agent and be added in hot 70# asphalt outside high-viscosity asphalt, high-speed stirred
1.5h, obtains high adhered modification Colophonium DS2.
Embodiment 3
100 weight portion SEBS, 9 weight portion C9 Petropols, 18 parts of EVA, 100 weights are initially charged in high speed mixer
Amount part white mineral oil, 4 parts by weight epoxy soybean oils, 20 weight portion furfural extract oils, mix homogeneously；It is subsequently adding 10 weight portion PP
Wax, 2 weight portion zinc stearates, 0.4 weight portion antioxidant 1010,50 weight parts of calcium carbonate powder mix homogeneously；By mix homogeneously
Material, obtains mixing modifying agent D3 outside high-viscosity asphalt by pelleter pelletizing by double-screw extruding pelletizing.
Prepare high adhered modification Colophonium so that modifying agent is mixed outside above-mentioned high-viscosity asphalt, its weight portion consists of the high viscous drip of 8 weight portions
Modifying agent D3 is mixed outside blue or green, and 92 weight portion 70# asphalt will be mixed outside high-viscosity asphalt in the 70# asphalt that modifying agent adds heat,
High-speed stirred 2h, obtains high adhered modification Colophonium DS3.
Embodiment 4
Be initially charged in high speed mixer 100 weight portion SEBS, 10 weight portion C5 Petropols, 30 parts of EVA, 100
Weight portion naphthenic oil, 5 parts by weight epoxy soybean oils, 10 weight portion furfural extract oils, mix homogeneously；It is subsequently adding 5 weight portion PP
Wax, 2 weight portion zinc stearates, 0.3 weight portion antioxidant 1076,100 weight parts of calcium carbonate powder mix homogeneously；By mix homogeneously
Material, obtains mixing modifying agent D4 outside high-viscosity asphalt by pelleter pelletizing by double-screw extruding pelletizing.
Prepare high adhered modification Colophonium so that modifying agent is mixed outside above-mentioned high-viscosity asphalt, its weight portion consists of the high viscous drip of 12 weight portions
Modifying agent D4 is mixed outside blue or green, and 88 weight portion 70# asphalt will be mixed outside high-viscosity asphalt in the 70# asphalt that modifying agent adds heat,
High-speed stirred 2.1h, obtains high adhered modification Colophonium DS4.
Embodiment 5
It is to be initially charged 70SBS, 30 parts of SBS, 10 parts of C9 in high speed mixer to mix modifying agent preparation flow outside high-viscosity asphalt
Rosin resin, 25 portions of EVA, 50 portions of white mineral oils, 5 portions of epoxy soybean oils, 20 portions of furfural extract oils, mix homogeneously；It is subsequently adding 10
Part microwax, 2 parts of zinc stearates, 0.5 part of antioxidant 1010,75 parts of Paris white mix homogeneously.Then by the thing of mix homogeneously
Material passes through double-screw extruding pelletizing, by pelleter pelletizing, you can obtain mixing modifying agent D5 outside high-viscosity asphalt.
Prepare high adhered modification Colophonium so that modifying agent is mixed outside above-mentioned high-viscosity asphalt, its weight portion consists of the high viscous drip of 12 weight portions
Modifying agent D5 is mixed outside blue or green, and 88 weight portion 70# asphalt will be mixed outside high-viscosity asphalt in the 70# asphalt that modifying agent adds heat,
High-speed stirred 2h, obtains high adhered modification Colophonium DS5.
High adhered modification Colophonium DS1-DS5 prepared by embodiment 1-5 is satisfied by the relevant criterion of country and requires that its technology refers to
Mark is shown in Table 1.
The high adhered modification bitumen technology index of modifying agent preparation is mixed outside 1 high-viscosity asphalt of table
As it appears from the above, problem of the present invention for traditional high adhered modification Colophonium, there is provided a kind of price is low, the height that performance is good
Mix modifying agent outside viscous bitumen, without the need for preparing high adhered modification Colophonium in advance, only need to using when using the manual or automatic addition that feeds intake
In asphalt, high adhered modification asphalt is formed through shearing of gathering materials, by stirring.Although illustrate and describing the present invention
Multiple preferred embodiments and comparative example, it is clearly understood that the present invention is not limited to this, and the present invention
Other various changes and enforcement are included in scope of the presently claimed invention.
Claims (10)
1. modifying agent is mixed outside a kind of high-viscosity asphalt, which includes：100 weight parts thermoplastic resins, 10-20 weight portion tackifying resins,
20-30 parts of EVA, 1-2 weight portion zinc stearates.
2. modifying agent is mixed outside high-viscosity asphalt according to claim 1, it is characterised in that also include：50-100 weight portions are filled out
Oil-filled, 0.1-0.5 weight portion antioxidant, the organic wax of 5-10 weight portions, 3-5 parts by weight of plasticizer, 50-100 weight portion calcium powders,
10-20 part aromatic hydrocarbons tapped oils.
3. mix modifying agent outside high-viscosity asphalt according to claim 1, it is characterised in that the thermoplastic resin be SBS,
One or more in SEBS.
4. modifying agent is mixed outside high-viscosity asphalt according to claim 1, it is characterised in that the tackifying resin is rosin tree
One or more in fat, Petropols and polyterpene resin.
5. modifying agent is mixed outside high-viscosity asphalt according to claim 1, it is characterised in that the VA contents of the EVA are
14wt%-28wt%, melting point are 70 DEG C -90 DEG C.
6. mix modifying agent outside high-viscosity asphalt according to claim 2, it is characterised in that filling oil for naphthenic oil and/
Or white mineral oil；Organic wax is one or more in PE waxes, PP waxes or microwax；The plasticizer is epoxy soybean oil,
The dicalcium powder is more than the Calcium Carbonate of 1000 mesh；The aromatic hydrocarbons tapped oil be furfural extract oil, rubber tapped oil, line is taken out to subtract three
One kind in fuel-displaced.
7. the preparation method of modifying agent is mixed outside a kind of high-viscosity asphalt, including step：
S1, thermoplastic resin, tackifying resin, EVA is initially charged in high speed mixer, mix homogeneously obtains first material；
S2, zinc stearate is added in first material, mix homogeneously obtains second material；
S3, by second material pelletize, pelletizing, obtain.
8. the preparation method of modifying agent is mixed outside high-viscosity asphalt according to claim 7, including step：
S1, be initially charged in high speed mixer thermoplastic resin, tackifying resin, EVA, filling oil, plasticizer, aromatic hydrocarbons tapped oil,
Mix homogeneously obtains first material；
S2, organic wax, zinc stearate, antioxidant, calcium powder are added in first material, mix homogeneously obtains second material；
S3, by second material by double-screw extruding pelletizing, by pelleter pelletizing, obtain.
9. a kind of high adhered modification Colophonium, including：Modifying agent is mixed outside high-viscosity asphalt as described in any one of claim 1-6,
And matrix pitch, the 8wt%-12wt% that modifying agent is the matrix pitch is mixed outside the high-viscosity asphalt.
10. a kind of preparation method of high adhered modification Colophonium, including step：After heated asphalt, add under the conditions of 170 DEG C -180 DEG C
Modifying agent is mixed outside high-viscosity asphalt as described in any one of claim 1-6, stirred, obtain high adhered modification Colophonium.
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| CN201610892196.9A CN106496915A (en) | 2016-10-13 | 2016-10-13 | Modifying agent and preparation method thereof, high adhered modification Colophonium and preparation method thereof is mixed outside high-viscosity asphalt |
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| CN201610892196.9A CN106496915A (en) | 2016-10-13 | 2016-10-13 | Modifying agent and preparation method thereof, high adhered modification Colophonium and preparation method thereof is mixed outside high-viscosity asphalt |
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Cited By (7)
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| CN108165035A (en) * | 2018-01-16 | 2018-06-15 | 苏州拓博琳新材料科技有限公司 | A kind of granular color pitch and preparation method thereof |
| CN108165036A (en) * | 2018-01-16 | 2018-06-15 | 苏州拓博琳新材料科技有限公司 | A kind of modified asphalt composite of low temperature performance excellent and preparation method thereof |
| CN109810522A (en) * | 2019-01-17 | 2019-05-28 | 南通市港闸市政开发区道路工程有限公司 | A kind of cracks with high viscous asphalt and preparation method thereof |
| CN112608607A (en) * | 2020-12-04 | 2021-04-06 | 中路交科科技股份有限公司 | High-strength modified asphalt and preparation method thereof |
| CN113248809A (en) * | 2021-04-09 | 2021-08-13 | 重庆交通大学 | Plasticizing modified warm-mix agent and warm-mix asphalt preparation method |
| US20210403650A1 (en) * | 2019-07-12 | 2021-12-30 | Wacker Chemie Ag | Pre-swelled vinylacetate-ethylene based redispersible polymer powder composition and method for fabricating the same, asphalt composition comprising the same |
| CN114806193A (en) * | 2022-03-16 | 2022-07-29 | 长安大学 | Direct-vat-set high-viscosity asphalt modifier and preparation method and application thereof |
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