CN106433163A - Asphalt formula for producing damping plate and manufacturing process - Google Patents
Asphalt formula for producing damping plate and manufacturing process Download PDFInfo
- Publication number
- CN106433163A CN106433163A CN201610831001.XA CN201610831001A CN106433163A CN 106433163 A CN106433163 A CN 106433163A CN 201610831001 A CN201610831001 A CN 201610831001A CN 106433163 A CN106433163 A CN 106433163A
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- reactor
- asphalt
- colophonium
- heating
- damping sheet
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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
-
- 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
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Vibration Prevention Devices (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses an asphalt formula for producing a damping plate and a manufacturing process. The asphalt is prepared by mixing, by mass, 44%-48% of 70# asphalt, 25%-30% of 10# asphalt, 1.75%-2% of machine oil, 2.5%-3% of thermoplastic butadiene styrene rubber SBS, 8%-9% of ethylene acetic ether copolymer EVA and 12%-13% of tire tread rubber powder. The manufacturing process of the asphalt includes the steps that the 70# asphalt, 10# asphalt, machine oil, SBS, EVA and rubber powder are sequentially charged, the modification temperature is 220-230 DEG C, and the modification time is 8 h. The quality of the asphalt is good, the asphalt can be directly used after high-temperature degradation, no repeated heating is needed, production continuity can be guaranteed, production efficiency is greatly improved, and the damping plate prepared from the asphalt has good sound reduction and noise insulation effects. The SBS material used in the formula is small in proportion, and therefore the production cost is reduced.
Description
【Technical field】
The present invention relates to Colophonium technical field of polymer materials, more particularly to a kind of asphalt formulations for producing damping sheet and system
Make technique.
【Background technology】
Macromolecular material put into Colophonium in, should follow degradable be initially charged, the rear addition of difficult degradation, can otherwise cause rule
In the fixed process time, degraded is incomplete, and production efficiency is low, during consumption energy consumption.
Macromolecular material must be uniformly added in adition process, forbidden liquid level occur have suspension phenomenon, can otherwise cause
Macromolecular material carbonization, affects functional parameter, and long-term carbonization easily causes spontaneous combustion, causes the drawbacks such as fire incident.
Traditional asphalt manufacture method is first to make or buy asphalt modifier, and then high temperature degradation cools down use again, power consumption
Time-consuming, energy consumption is high, efficiency is low, and conventional formulation is as using thermoplastic styrene butadiene rubber SBS ratio height, cost is also high.
【Content of the invention】
In view of this, for overcoming the deficiencies in the prior art, the present invention provides a kind of asphalt formulations for producing damping sheet and system
Make technique, the seriality of production is can guarantee that, production efficiency is greatly improved, production cost is also reduced.
For achieving the above object, the technical scheme is that：
A kind of asphalt formulations for producing damping sheet, are mixed by quality proportioning by various raw materials, including 70# Colophonium：
44%～48%, 10# Colophonium：25%～30%, machine oil：1.75%～2%, thermoplastic styrene butadiene rubber SBS:2.5%～3%,
Ethylene vinyl acetate copolymer EVA：8%～9%, tire tread rubber powder：12%～13%, above-mentioned each raw material is joined according to set
Make than mix homogeneously, heating.
The invention further relates to the Colophonium processing technology of above-mentioned production damping sheet：
(1) reactor heating valve is opened, is heated；
(2) first the quantitative 70# Colophonium in above-mentioned formula is heated up to 80-90 DEG C in storage tank, pumps in reactor；
(3) again quantitative 10# Colophonium is heated up to 130-135 DEG C in storage tank, pumps in reactor；
(4) start reactor stirring motor, drive connected shaft to rotate to stir to the material in reactor
Mix；
(5) the quantitative machine oil in above-mentioned formula is added in the reactor；
(6) when reactor temperature rises to 160 DEG C, adjuvant macromolecular material is initially added into；
(7) macromolecular material-thermoplastic styrene butadiene rubber SBS is firstly added, then adds another kind of macromolecular material-second
Alkene vinyl acetate co-polymer EVA is to reactor；
(8) after above two macromolecular material is stirred in a kettle., and in reactor, temperature rises to 180 DEG C
When, start to be uniformly added into tire tread rubber powder；
(9) after all materials are finished, 220 DEG C are warming up to, heating valve are closed, starts insulation；
(10) temperature retention time must not be less than eight hours, and post-modification Colophonium makes within eight hours.
It is used in car body with the damping sheet of above-mentioned modified asphalt manufacturing, flat noise isolating effect is good.
In above-mentioned steps (8), liquid level is forbidden to have accumulation, floating layer phenomenon when adding tire glue powder, if this phenomenon occur should stop
Only feed intake, until this situation disappears can continue to feed intake.
Further, the outer surface of the reactor described in above steps is provided with heating jacket, in the heating jacket
Bottom arrange heating oil inlet pipe and heating valve, top arrange heating flowline and heating valve, by flow conduction oil
Heating.
On the reactor, temperature measuring gauge is installed, for the temperature in reactor described in real-time monitoring.
The top of the reactor is provided with charging aperture and asphalt delivery pipeline, its bottom discharging valve and handling and conveying pump.
The invention has the beneficial effects as follows, production efficiency height, the damping sheet density for applying the Colophonium to make is light, makes product in fortune
Cost of transportation is saved during defeated, install and can reduce oil consumption in the car.The thermoplastic styrene butadiene rubber SBS ratio for using reduces,
Cost is also reduced.
【Description of the drawings】
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Accompanying drawing to be used needed for technology description is had to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of reactor in the embodiment of the present invention.
Fig. 2 is the schematic diagram of inventive formulation product structure damping factor.
Fig. 3 is the schematic diagram of conventional formulation product structure damping factor.
In figure, 1, heating oil inlet pipe, 2, reactor, 3, temperature measuring gauge, 4, asphalt delivery pipeline, 5, stirring motor, 6, charging
Mouthful, 7, heating flowline, 8, heating jacket, 9, shaft, 10, discharge valve, 11, material-handling pump, 12, heating valve, 13,
Heating valve.
【Specific embodiment】
Below in conjunction with experiment form, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention,
The every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art, belongs to this
The scope of bright protection.
Embodiment：
A kind of asphalt formulations for producing damping sheet, are mixed by quality proportioning by various raw materials, including 70# Colophonium：
44%～48%, 10# Colophonium：25%～30%, machine oil：1.75%～2%, thermoplastic styrene butadiene rubber SBS:2.5%～3%,
Ethylene vinyl acetate copolymer EVA：8%～9%, tire tread rubber powder：12%～13%, above-mentioned each raw material is joined according to set
Make than mix homogeneously, heating.
The invention further relates to the Colophonium processing technology of above-mentioned production damping sheet：
(1) heating valve 12 and the heating valve 13 of reactor 2 is opened, is heated by conduction oil；
(2) first the quantitative 70# Colophonium in above-mentioned formula is heated up to 80-90 DEG C in storage tank, pumps in reactor 2；
(3) again quantitative 10# Colophonium is heated up to 130-135 DEG C in storage tank, pumps in reactor 2；
(4) start the stirring motor 5 of reactor 2, drive connected shaft 9 to rotate so as to the material in reactor 2
It is stirred；
(5) the quantitative machine oil in above-mentioned formula is added in the reactor 2；
(6) when in reactor 2 temperature rise to 160 DEG C, be initially added into adjuvant macromolecular material；
(7) macromolecular material-thermoplastic styrene butadiene rubber SBS is firstly added, then adds another kind of macromolecular material-second
Alkene vinyl acetate co-polymer EVA is to reactor 2；
(8) after above two macromolecular material is stirred in reactor 2, and in reactor 2, temperature rises to 180 DEG C
When, start to be uniformly added into tire tread rubber powder；
(9) after all materials are finished, 220 DEG C are warming up to, heating valve 12,13 are closed, starts insulation；
(10) temperature retention time must not be less than eight hours, and post-modification Colophonium makes within eight hours.
Reactor 2 as shown in Figure 1 is applied to the Colophonium processing technology of above-mentioned production damping sheet, and 2 volume of reactor is
5000L, is provided with charging aperture 6 and asphalt delivery pipeline 4 at the top of reactor 2, its bottom discharging valve 10 and handling and conveying pump
11, temperature measuring gauge 3 is also equipped with 2 device of reactor, for the temperature in real-time monitoring reactor 2, to feed in time, control
Make the time.2 central upper of reactor arranges stirring motor 5, connects shaft 9, be inserted perpendicularly into reaction below stirring motor 5
Inside kettle 2, for stirring the material in which.
The outer surface of reactor 2 is provided with heating jacket 8, the heating jacket 8 bottom arrange heating oil inlet pipe 1 and
Heating valve 12, top arranges heating flowline 7 and heating valve 13, by the conduction oil for flowing, reactor 2 is heated.
The remarkable in economical benefits of the present invention is improved, and beneficial effect embodies as follows：
(1) production efficiency height：
Traditional method makes (or purchase) asphalt modifier first, and then high temperature degradation cools down use again, during consumption energy consumption, raw
Produce high energy consumption, efficiency low, and can be used directly after this process high-temperature degraded, it is to avoid repeat heating, it is ensured that the company of production
Continuous property, is greatly improved production efficiency.Such as 2000L kneader production, traditional method needs to produce product, this work in 3 hours
Process is only needed to 2 hours, and production efficiency improves 33.33%.
(2) economic benefit：
Density is light：
Conventional formulation density：1.9～2.0g/cm3, this formulation product density：1.65g/cm3, declines 17.5%.Make product
Cost of transportation is saved in transportation, install and can reduce oil consumption in the car.
Low cost：
Conventional formulation is using SBS ratio height, and this formula is low using thermoplastic styrene butadiene rubber SBS ratio, makes under unit cost
Drop 39.32%, the control of modified pitch formulation cost is as follows：
(3) functional parameter (damping factor noise reduction leading indicator) is improve
It is illustrated in figure 2 this formulation product structural damping factor.
It is illustrated in figure 3 conventional formulation product structure damping factor.
New formulation composition damping factor functional parameter be can be seen that by damping factor parallel tables above and obtained larger journey
The raising of degree, substantially increases anti-acoustic capability.
Presently preferred embodiments of the present invention is the foregoing is only, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement that is made etc., should be included within the scope of the present invention.
Claims (5)
1. a kind of asphalt formulations for producing damping sheet, it is characterised in that be mixed by quality proportioning by various raw materials, including
70# Colophonium：44%～48%, 10# Colophonium：25%～30%, machine oil：1.75%～2%, thermoplastic styrene butadiene rubber SBS:
2.5%～3%, ethylene vinyl acetate copolymer EVA：8%～9%, tire tread rubber powder：12%～13%, above-mentioned each original
Material is made according to set proportioning mix homogeneously, heating.
2. a kind of Colophonium processing technology for producing damping sheet, it is characterised in that comprise the following steps：
(1) reactor heating valve is opened, is heated；
(2) first the quantitative 70# Colophonium in above-mentioned formula is heated up to 80-90 DEG C in storage tank, pumps in reactor；
(3) again quantitative 10# Colophonium is heated up to 130-135 DEG C in storage tank, pumps in reactor；
(4) start reactor stirring motor, drive connected shaft to rotate to be stirred to the material in reactor；
(5) the quantitative machine oil in above-mentioned formula is added in the reactor；
(6) when reactor temperature rises to 160 DEG C, adjuvant macromolecular material is initially added into；
(7) macromolecular material-thermoplastic styrene butadiene rubber SBS is firstly added, then adds another kind of macromolecular material-ethylene vinegar
Vinyl acetate copolymer EVA is to reactor；
(8) after above two macromolecular material is stirred in a kettle., and when in reactor, temperature rises to 180 DEG C, open
Begin to be uniformly added into tire tread rubber powder；
(9) after all materials are finished, 220 DEG C are warming up to, heating valve are closed, starts insulation；
(10) temperature retention time must not be less than eight hours, and post-modification Colophonium makes within eight hours.
3. a kind of Colophonium processing technology for producing damping sheet according to claim 2, it is characterised in that in above steps
The outer surface of described reactor is provided with heating jacket, arranges heating oil inlet pipe and heating valve in the bottom of the heating jacket
Door, top arranges heating flowline and heating valve, by the heat-conducting oil heating for flowing.
4. a kind of Colophonium processing technology for producing damping sheet according to claim 2, it is characterised in that on the reactor
Temperature measuring gauge is installed.
5. a kind of Colophonium processing technology for producing damping sheet according to claim 2, it is characterised in that the reactor
Top is provided with charging aperture and asphalt delivery pipeline, its bottom discharging valve and handling and conveying pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610831001.XA CN106433163A (en) | 2016-09-19 | 2016-09-19 | Asphalt formula for producing damping plate and manufacturing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610831001.XA CN106433163A (en) | 2016-09-19 | 2016-09-19 | Asphalt formula for producing damping plate and manufacturing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106433163A true CN106433163A (en) | 2017-02-22 |
Family
ID=58168761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610831001.XA Pending CN106433163A (en) | 2016-09-19 | 2016-09-19 | Asphalt formula for producing damping plate and manufacturing process |
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| Country | Link |
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| CN (1) | CN106433163A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108467597A (en) * | 2018-03-23 | 2018-08-31 | 常州钟华阻尼材料有限公司 | A kind of lightweight hot-melt damping material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1066664A (en) * | 1991-05-16 | 1992-12-02 | 张福来 | A kind of rubber pitch modifier and production method thereof |
| CN101654561A (en) * | 2008-08-22 | 2010-02-24 | 株洲时代新材料科技股份有限公司 | Modified asphalt hot-melt damping material for vehicles and preparation method and construction method thereof |
| KR20130044219A (en) * | 2010-03-08 | 2013-05-02 | 체이스 코오포레이션 | Polymer modified binder and plant mix modifier for asphalt and process of making |
| CN203355714U (en) * | 2013-06-24 | 2013-12-25 | 潍坊沃尔特化学有限公司 | Reactor heating device |
-
2016
- 2016-09-19 CN CN201610831001.XA patent/CN106433163A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1066664A (en) * | 1991-05-16 | 1992-12-02 | 张福来 | A kind of rubber pitch modifier and production method thereof |
| CN101654561A (en) * | 2008-08-22 | 2010-02-24 | 株洲时代新材料科技股份有限公司 | Modified asphalt hot-melt damping material for vehicles and preparation method and construction method thereof |
| KR20130044219A (en) * | 2010-03-08 | 2013-05-02 | 체이스 코오포레이션 | Polymer modified binder and plant mix modifier for asphalt and process of making |
| CN203355714U (en) * | 2013-06-24 | 2013-12-25 | 潍坊沃尔特化学有限公司 | Reactor heating device |
Non-Patent Citations (2)
| Title |
|---|
| 方正东等: "胶粉在阻尼板材中的应用", 《特种橡胶制品》 * |
| 李昕跃等: "SBS与EVA复合改性沥青的性能研究", 《大连大学学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108467597A (en) * | 2018-03-23 | 2018-08-31 | 常州钟华阻尼材料有限公司 | A kind of lightweight hot-melt damping material and preparation method thereof |
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Application publication date: 20170222 |