CN108299836A - A kind of high viscosity improves property pitch and preparation process - Google Patents
A kind of high viscosity improves property pitch and preparation process Download PDFInfo
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- CN108299836A CN108299836A CN201810102139.5A CN201810102139A CN108299836A CN 108299836 A CN108299836 A CN 108299836A CN 201810102139 A CN201810102139 A CN 201810102139A CN 108299836 A CN108299836 A CN 108299836A
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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
- 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 invention belongs to asphalt material technical fields, and in particular to a kind of high viscosity improves property pitch and preparation process, including following components：Pitch is made by the processes such as defoaming are mixed in 100 200 parts of bitumen, 150 200 parts of Biological asphalt, 30 60 parts of tackifying resin, 30 50 parts of rubber powder, 60 100 parts of filler, 40 70 parts of stabilizer, 20 50 parts of antifoaming agent, 10 30 parts of curing agent.Present invention advantageous effect compared with prior art：By by the combination of rock asphalt and biological reduced fuel oil, the viscosity of the product of the present invention is improved by tackifying resin and rubber powder, it is greatly improved than plain asphalt, reduce the generation of bubble in product of the present invention by adding antifoaming agent and curing agent, improve the performance of product of the present invention, through the invention the step of, by mixture elder generation high temperature mix, using the product for obtaining the present invention after melting deaeration processing there is prodigious viscosity, the properties of pitch to be all improved.
Description
Technical field
The invention belongs to asphalt material technical fields, and in particular to a kind of high viscosity improves property pitch and preparation process.
Background technology
Bitumen is residue of the oil exudation earth's surface after long-term exposure and evaporation；The fast development of highway is urgently
A large amount of high-quality asphalt material is needed, pitch used at present is mostly that crude refining forms, and belongs to non-renewable resources, Biological asphalt is not
It is only capable of solving to handle a large amount of cities to have stable political situation environmental problem caused by agricultural solid waste, moreover it is possible to reduce pollution, belong to renewable money
Source, so how to make good use of Biological asphalt and bitumen in the research of asphalt material again is a good problem to study.
In the prior art, bituminous paving track caused by under local function, push away gather around, wave, etc. diseases make pitch
The pavement performance on road surface declines rapidly, when paving the way since the viscosity of pitch not enough increases the difficulty of construction, with the prior art
The road surface hardness completed is too big, flexible too weak, reduces the endurance of the resistance to deformation on road surface, and is hindered in the prior art by adding
Combustion agent improves the additive amount of magnesium hydroxide, and to seriously affect the high temperature resistance of modified pitch coating, low-temperature bending, mineral viscous
The adhesive property of attached property and glue, and increase cost, therefore be badly in need of the highly viscous improvement pitch of one kind and change the status quo.
Invention content
For the problems of the prior art, defect provides a kind of high viscosity property improved drip to the present invention according to prior art
Green and preparation process, technical scheme is as follows：
A kind of high viscosity property improved pitch, in parts by weight, including following components：100-200 parts of bitumen, Biological asphalt
150-200 parts, 30-60 parts of tackifying resin, 30-50 parts of rubber powder, 60-100 parts of filler, 40-70 parts of stabilizer, antifoaming agent 20-50
Part, 10-30 parts of curing agent.
Preferably, above-mentioned bitumen is rock asphalt, and grain size is 0.090~0.45mm, and described is Biological asphalt by biology
Reduced fuel oil is made.
Preferably, aforementioned stable agent is polyvinyl alcohol.
Preferably, above-mentioned antifoaming agent is butylphosphoric acid ester class antifoaming agent.
Through overtesting, the present invention is that butylphosphoric acid ester class antifoaming agent can send out this by stabilizer polyvinyl alcohol and antifoaming agent
The properties of bright product pitch, which obtain doing, to be optimized, and is that the prior art does not obtain.
Preferably, the granularity of above-mentioned rubber powder is 40 mesh, and the mesh granularity of filler is -150 mesh of 90 mesh.
Preferably, the softening point of above-mentioned tackifying resin is 100 DEG C -110 DEG C.
Preferably, above-mentioned curing agent is m-xylene diamine.
Through overtesting, bitumen of the invention is primarily used to be modified pitch, that is, adds it to general
In logical pitch, the softening point of plain asphalt is improved, relatively high namely we are logical because the softening point of bitumen is general
Often say it is harder it is in general direct using bitumen all seldom, by by the combination of rock asphalt and biological reduced fuel oil,
The viscosity of the product of the present invention is improved by tackifying resin and rubber powder, is greatly improved than plain asphalt, by adding
Add antifoaming agent and curing agent to reduce the generation of bubble in product of the present invention, improves the performance of product of the present invention.
A kind of preparation process of high viscosity of the present invention property improved pitch, specific preparation method are as follows：
（1）In terms of parts by weight, in order successively by 100-200 parts of bitumens, 150-200 parts of Biological asphalts, 30-60 parts of increasings
Viscosity resin is mixed and heated to 100 DEG C -110 DEG C, stirs evenly, and obtains mixture A；
（2）By step（1）30-50 parts of rubber powders, 60-100 parts of fillers are added in the A of gained, and 40-70 parts of stabilizers are put into reaction kettle
In, it is in molten condition to be heated to 130 DEG C -150 DEG C, and mixture B is mixed evenly to obtain；
（3）By step（2）Gained mixture B reduces mixed system viscosity to 400-600mPa.S, 20-50 parts of antifoaming agent, 10-30
Part curing agent, stirs evenly, is put into de-bubbled 10-20min in vacuum drying chamber, obtains mixture C；
（4）By step（3）Gained mixture C stirs 20-40 minutes at a constant temperature, stands 2-4 hours and obtains pitch.
Preferably, specific preparation method of the invention is as follows：
（1）In terms of parts by weight, in order successively by 150 parts of bitumens, 180 parts of Biological asphalts, 40 parts of tackifying resin mixing
105 DEG C are heated to, is stirred evenly, mixture A is obtained；
（2）By step（1）40 parts of rubber powders, 80 parts of fillers are added in the A of gained, and 50 parts of stabilizers are put into reaction kettle, are heated to 140
DEG C be in molten condition, mixture B is mixed evenly to obtain；
（3）By step（2）Gained mixture B reduces mixed system viscosity to 500mPa.S, 40 parts of antifoaming agent, 20 parts of curing agent,
It stirs evenly, is put into de-bubbled 15min in vacuum drying chamber, obtains mixture C；
（4）By step（3）Gained mixture C stirs 30 minutes at a constant temperature, stands 3 hours and obtains pitch.
Through the invention the step of, mixes mixture elder generation high temperature, obtains the present invention's after being handled using melting deaeration
There is product prodigious viscosity, the properties of pitch to be all improved.
Present invention advantageous effect compared with prior art：By by the combination of rock asphalt and biological reduced fuel oil, passing through thickening
Resin and rubber powder improve the viscosity of the product of the present invention, are greatly improved than plain asphalt, by adding antifoaming agent
And curing agent reduces the generation of bubble in product of the present invention, improves the performance of product of the present invention, through the invention the step of,
Mixture elder generation high temperature is mixed, there is prodigious viscosity using the product for obtaining the present invention after melting deaeration processing, pitch
Properties are all improved.
Specific implementation mode
The invention will now be further described with reference to specific embodiments, the advantages and features of the present invention will be with description and
It is apparent.But examples are merely exemplary, and it is not intended to limit the scope of the present invention in any way；Those skilled in the art answer
It should be appreciated that can be repaiied without departing from the spirit and scope of the invention to the details and form of technical solution of the present invention
Change or replace, but these modifications and replacement are each fallen in protection scope of the present invention.
Embodiment 1
Every part of raw material of the present embodiment is 50g.
A kind of high viscosity property improved pitch, in parts by weight, including following components：150 parts of bitumen, Biological asphalt
180 parts, 40 parts of tackifying resin, 40 parts of rubber powder, 80 parts of filler, 50 parts of stabilizer, 40 parts of antifoaming agent, 20 parts of curing agent.
The bitumen of the present embodiment is rock asphalt, grain size 0.20mm, and described is Biological asphalt by biological reduced fuel oil system
, stabilizer is polyvinyl alcohol, and antifoaming agent is butylphosphoric acid ester class antifoaming agent, and the granularity of rubber powder is 40 mesh, and the mesh granularity of filler is
The softening point of 120 mesh, tackifying resin is 100 DEG C -110 DEG C, and curing agent is m-xylene diamine.
The specific preparation method of the present embodiment is as follows：
（1）In terms of parts by weight, in order successively by 150 parts of bitumens, 180 parts of Biological asphalts, 40 parts of tackifying resin mixing
105 DEG C are heated to, is stirred evenly, mixture A is obtained；
（2）By step（1）40 parts of rubber powders, 80 parts of fillers are added in the A of gained, and 50 parts of stabilizers are put into reaction kettle, are heated to 140
DEG C be in molten condition, mixture B is mixed evenly to obtain；
（3）By step（2）Gained mixture B reduces mixed system viscosity to 500mPa.S, 40 parts of antifoaming agent, 20 parts of curing agent,
It stirs evenly, is put into de-bubbled 15min in vacuum drying chamber, obtains mixture C；
（4）By step（3）Gained mixture C stirs 30 minutes at a constant temperature, stands 3 hours and obtains pitch.
Embodiment 2
Every part of raw material of the present embodiment is 100g.
A kind of high viscosity property improved pitch, including following components：100 parts of bitumen, 200 parts of Biological asphalt, thickening tree
30 parts of fat, 50 parts of rubber powder, 60 parts of filler, 70 parts of stabilizer, 20 parts of antifoaming agent, 30 parts of curing agent.
The bitumen of the present embodiment is rock asphalt, and grain size 0.090mm, Biological asphalt is made by biological reduced fuel oil.
The stabilizer of the present embodiment is polyvinyl alcohol, and antifoaming agent is butylphosphoric acid ester class antifoaming agent, and the granularity of rubber powder is 40 mesh,
The mesh granularity of filler is 90 mesh, and the softening point of tackifying resin is 100 DEG C -110 DEG C, and curing agent is m-xylene diamine.
The specific preparation method of the present embodiment is as follows：
（1）In terms of parts by weight, in order successively by 100 parts of bitumens, 200 parts of Biological asphalts, 30 parts of tackifying resin mixing
100 DEG C are heated to, is stirred evenly, mixture A is obtained；
（2）By step（1）50 parts of rubber powders, 60 parts of fillers are added in the A of gained, and 70 parts of stabilizers are put into reaction kettle, are heated to
130 DEG C are in molten condition, and mixture B is mixed evenly to obtain；
（3）By step（2）Gained mixture B reduces mixed system viscosity to 400-600mPa.S, and 20 parts of antifoaming agent, 30 parts solid
Agent stirs evenly, and is put into de-bubbled 10min in vacuum drying chamber, obtains mixture C；
（4）By step（3）Gained mixture C stirs 40 minutes at a constant temperature, stands 2 hours and obtains pitch.
Embodiment 3
Every part of raw material of the present embodiment is 200g
A kind of high viscosity property improved pitch, including following components：200 parts of bitumen, 150 parts of Biological asphalt, tackifying resin 60
Part, 30 parts of rubber powder, 100 parts of filler, 40 parts of stabilizer, 20 parts of antifoaming agent, 10 parts of curing agent.
The bitumen of the present embodiment is rock asphalt, and grain size 0.45mm, Biological asphalt is made by biological reduced fuel oil.
The stabilizer of the present embodiment is polyvinyl alcohol, and antifoaming agent is butylphosphoric acid ester class antifoaming agent, and the granularity of rubber powder is 40 mesh,
The mesh granularity of filler is 50 mesh, and the softening point of tackifying resin is 100 DEG C -110 DEG C, and curing agent is m-xylene diamine.
The specific preparation method of the present embodiment is as follows：
（1）In terms of parts by weight, in order successively by 200 parts of bitumens, 150 parts of Biological asphalts, 60 parts of tackifying resin mixing
110 DEG C are heated to, is stirred evenly, mixture A is obtained；
（2）By step（1）30 parts of rubber powders, 100 parts of fillers are added in the A of gained, and 40 parts of stabilizers are put into reaction kettle, are heated to
150 DEG C are in molten condition, and mixture B is mixed evenly to obtain；
（3）By step（2）Gained mixture B reduces mixed system viscosity to 400-600mPa.S, and 50 parts of antifoaming agent, 10 parts solid
Agent stirs evenly, and is put into de-bubbled 20min in vacuum drying chamber, obtains mixture C；
（4）By step（3）Gained mixture C stirs 20 minutes at a constant temperature, stands 4 hours and obtains pitch.
The performance test result of the pitch and plain asphalt that are prepared according to various embodiments of the present invention is as shown in table 1；Its
In the properties of each embodiment and plain asphalt test method all same.
1 index test result of table
As seen from the above table, the viscosity of the asphaltic products of gained is substantially better than plain asphalt, and the effect of embodiment 1 through the invention
It is best.
Claims (9)
1. a kind of high viscosity property improved pitch, which is characterized in that in parts by weight, including following components：Bitumen 100-200
Part, 150-200 parts of Biological asphalt, 30-60 parts of tackifying resin, 30-50 parts of rubber powder, 60-100 parts of filler, 40-70 parts of stabilizer,
20-50 parts of antifoaming agent, 10-30 parts of curing agent.
2. a kind of high viscosity property improved pitch according to claim 1, which is characterized in that the bitumen drips for lake
Blueness, the bitumen are rock asphalt, and grain size is 0.090~0.45mm, and described is that Biological asphalt is made by biological reduced fuel oil.
3. a kind of high viscosity property improved pitch according to claim 1, which is characterized in that the stabilizer is polyethylene
Alcohol.
4. a kind of high viscosity property improved pitch according to claim 1, which is characterized in that the antifoaming agent is butylphosphoric acid ester
Class antifoaming agent.
5. a kind of high viscosity property improved pitch according to claim 1, which is characterized in that the granularity of the rubber powder is 40
The mesh granularity of mesh, filler is -150 mesh of 90 mesh.
6. a kind of high viscosity property improved pitch according to claim 1, which is characterized in that the softening point of the tackifying resin
It is 100 DEG C -110 DEG C.
7. a kind of high viscosity property improved pitch according to claim 1, which is characterized in that the curing agent is isophthalic diformazan
Amine.
8. a kind of preparation process of high viscosity property improved pitch, which is characterized in that specific preparation method is as follows：
（1）In terms of parts by weight, in order successively by 100-200 parts of bitumens, 150-200 parts of Biological asphalts, 30-60 parts of increasings
Viscosity resin is mixed and heated to 100 DEG C -110 DEG C, stirs evenly, and obtains mixture A；
（2）By step（1）30-50 parts of rubber powders, 60-100 parts of fillers are added in the A of gained, and 40-70 parts of stabilizers are put into reaction kettle
In, it is in molten condition to be heated to 130 DEG C -150 DEG C, and mixture B is mixed evenly to obtain；
（3）By step（2）Gained mixture B reduces mixed system viscosity to 400-600mPa.S, 20-50 parts of antifoaming agent, 10-30
Part curing agent, stirs evenly, is put into de-bubbled 10-20min in vacuum drying chamber, obtains mixture C；
（4）By step（3）Gained mixture C stirs 20-40 minutes at a constant temperature, stands 2-4 hours and obtains pitch.
9. according to the method described in claim 8, it is characterized in that, which is characterized in that specific preparation method is as follows：
（1）In terms of parts by weight, in order successively by 150 parts of bitumens, 180 parts of Biological asphalts, 40 parts of tackifying resin mixing
105 DEG C are heated to, is stirred evenly, mixture A is obtained；
（2）By step（1）40 parts of rubber powders, 80 parts of fillers are added in the A of gained, and 50 parts of stabilizers are put into reaction kettle, are heated to 140
DEG C be in molten condition, mixture B is mixed evenly to obtain；
（3）By step（2）Gained mixture B reduces mixed system viscosity to 500mPa.S, 40 parts of antifoaming agent, 20 parts of curing agent,
It stirs evenly, is put into de-bubbled 15min in vacuum drying chamber, obtains mixture C；
（4）By step（3）Gained mixture C stirs 30 minutes at a constant temperature, stands 3 hours and obtains pitch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810102139.5A CN108299836A (en) | 2018-02-01 | 2018-02-01 | A kind of high viscosity improves property pitch and preparation process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810102139.5A CN108299836A (en) | 2018-02-01 | 2018-02-01 | A kind of high viscosity improves property pitch and preparation process |
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| CN108299836A true CN108299836A (en) | 2018-07-20 |
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| CN201810102139.5A Pending CN108299836A (en) | 2018-02-01 | 2018-02-01 | A kind of high viscosity improves property pitch and preparation process |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102766340A (en) * | 2012-08-13 | 2012-11-07 | 交通运输部公路科学研究所 | Modified biological asphalt material, biological asphalt mixture, preparation method thereof and applications |
| CN104559262A (en) * | 2015-01-14 | 2015-04-29 | 长安大学 | Energy-saving environment-friendly asphalt and preparation method thereof |
-
2018
- 2018-02-01 CN CN201810102139.5A patent/CN108299836A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102766340A (en) * | 2012-08-13 | 2012-11-07 | 交通运输部公路科学研究所 | Modified biological asphalt material, biological asphalt mixture, preparation method thereof and applications |
| CN104559262A (en) * | 2015-01-14 | 2015-04-29 | 长安大学 | Energy-saving environment-friendly asphalt and preparation method thereof |
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Application publication date: 20180720 |
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