CN107033615A - Agent and preparation method thereof is stitched with cold welding in road - Google Patents
Agent and preparation method thereof is stitched with cold welding in road Download PDFInfo
- Publication number
- CN107033615A CN107033615A CN201710424219.8A CN201710424219A CN107033615A CN 107033615 A CN107033615 A CN 107033615A CN 201710424219 A CN201710424219 A CN 201710424219A CN 107033615 A CN107033615 A CN 107033615A
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- road
- sbs
- cold welding
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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
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2395/00—Bituminous materials, e.g. asphalt, tar or pitch
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2453/00—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
- C08J2453/02—Characterised by the use of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Dispersion Chemistry (AREA)
- Road Paving Structures (AREA)
Abstract
Agent and preparation method thereof is stitched with cold welding the present invention relates to a kind of road, the raw material that road is matched with cold welding seam agent by following portions by weight is made, 26 parts of SBS latex, 15 parts of cationic emulsifier, 40 60 parts of pitch, 40 60 parts of water, wherein the raw material that the SBS latex is matched by following portions by weight is made, 8 12 parts of SBS, 32 38 parts of toluene, 0.5 1.1 parts of emulsifying agent, 15 25 parts of water, 0.2 0.6 parts of flocculant, 0.02 0.05 parts of stabilizer.Preparation method is by emulsifying agent, toluene, the mixed aqueous solution that SBS is formed after emulsification adds stabilizer, flocculant, solvent is obtained by vacuum distillation apparatus, water, SBS latex, added after SBS latex is mixed with cationic emulsifier again in mulser, the slow heated bitumen that 160 DEG C are added into mulser, control emulsification rotating speed and time, it can be prepared by road cold welding seam agent, obtained road cold welding seam agent has good resistance to elevated temperatures, also there is good adaptability to low temperature, and shelf characteric is stable, adhesion strength is higher, percentage of elongation is excellent, wearability is stronger, service life is longer.
Description
Technical field
The present invention relates to modern road engineering material field, more particularly to a kind of road agent and its preparation technology are stitched with cold welding.
Background technology
Road is that one kind is not only suitable for asphalt pavement crack and quickly repaired with cold welding seam agent, is repaiied again suitable for cement pavement crack
The modern road engineering material filled with expansion joint is mended, can be compared with construction under chill temperature and quick open to traffic, prior art
There is problems with, similar imported product price is higher, be unfavorable for reducing construction cost, domestic like product has adhesion strength
Relatively low, percentage of elongation is not enough, the problems such as easy aging, and service life is partially short, and Applicable temperature scope is narrower, in cold weather
When being constructed, road is too fast with weld seam agent cooling velocity, it is impossible to meet construction requirement.
In order to solve the high and low temperature resistance of road weld seam agent and like product, SBS is as taking into account high temperature performance
Modifying agent, has been obtained widely applying preparing road with cold welding seam agent field, but SBS is stitched as modifying agent preparation road with cold welding
During agent like product, when SBS contents are less than 3%, modified pitch can be emulsified well, but modified effect is not good, work as SBS
When content reaches 3%-5%, modified pitch can be emulsified, but emulsion intercalation method is poor.Therefore in the urgent need to one kind is new
SBS latex prepares road and stitches agent with cold welding so that cold welding seam agent in road not only has good adaptability to high/low temperature, and has
Adhesion strength is higher, and percentage of elongation is excellent, and shelf characteric is stable, the characteristics of service life is longer.
The content of the invention
It is an object of the invention to overcome deficiency of the prior art, there is provided a kind of seam agent of road cold welding.
The present invention is achieved by the following technical solutions：Agent, the raw material matched by following portions by weight are stitched with cold welding in road
It is made, 2-6 parts of SBS latex, 1-5 parts of cationic emulsifier, 40-60 parts of pitch, 40-60 parts of water, wherein the SBS latex is under
The raw material for stating parts by weight proportioning is made, 8-12 parts of SBS, 32-38 parts of toluene, 0.5-1.1 parts of emulsifying agent, 15-25 parts of water, wadding
Solidifying 0.2-0.6 parts of agent, 0.02-0.05 parts of stabilizer.
Preferably, the raw material that road is matched with cold welding seam agent by following portions by weight is made, 3 parts of SBS latex, 50 parts of pitch,
50 parts of water.
Preferably, the raw material that the SBS latex is matched by following portions by weight is made, 10 parts of SBS, 35 parts of toluene, emulsification
0.8 part of agent, 20 parts of water, 0.4 part of flocculant, 0.04 part of stabilizer.
Preferably, the emulsifying agent elects cationic emulsifier as, nonionic emulsifier or anionic emulsifier
It is one or more.
Preferably, the emulsifying agent is according to cationic emulsifier：Nonionic emulsifier：Anionic emulsifier=3:
1:1 percentage by weight is uniformly mixed.
The preparation method of agent is stitched on a kind of road with cold welding, is made by following steps：
A. pitch is mixed with water, and mixed solution is heated to 160 DEG C；
B. added after SBS latex is mixed with cationic emulsifier in mulser, 160 DEG C are slowly added into mulser
Heated bitumen, mulser rotating speed is controlled in 1500r/min, and emulsification times are 30min, you can road is made and stitches agent with cold welding.
Preferably, the SBS latex is made by following steps：
A. emulsifying agent, toluene, SBS are matched to form mixed liquor according to parts by weight, poured into mulser；
B. a certain amount of water is slowly added in mulser, mulser rotating speed is controlled in 1500r/min, and emulsification times are
30min；
C. stabilizer, flocculant are added in the mixed aqueous solution formed after being emulsified through step b.
D. the mixed aqueous solution distillation as obtained by vacuum distillation apparatus by step c obtains solvent, water, SBS latex.
The beneficial effects of the present invention are：The present invention prepares road cold welding seam agent product using Novel modifier SBS latex
Cost is relatively low, and processing step is easily operated, and obtained road cold welding seam agent has good resistance to elevated temperatures, also has to low temperature
Good adaptability, and shelf characteric is stable, adhesion strength is higher, and percentage of elongation is excellent, and wearability is stronger, service life compared with
Long, its performance indications fully meets standard specification for construction and acceptance of highway asphalt pavement JTG F40-2004 technical requirements.
Embodiment
Technical solution of the present invention and technique effect are specifically described below according to specific embodiment.
Embodiment 1
SBS latex preparing raw material and proportioning are as follows：
Emulsifying agent, toluene, SBS are matched to form mixed liquor according to parts by weight, poured into mulser, in mulser
A certain amount of water is slowly added to, mulser rotating speed is controlled in 1500r/min, emulsification times are 30min, emulsifying temperature is 65 DEG C, warp
Stabilizer is added in the mixed aqueous solution formed after emulsification, flocculant passes through mixed aqueous solution of the vacuum distillation apparatus by obtained by
Distillation obtains solvent, water, SBS latex, and the performance indications of gained SBS latex are as shown in subordinate list one.
Choose 40kg pitches uniformly to mix with 40kg water, and be heated to 160 DEG C, SBS latex made from selection 2kg, addition
Cationic emulsifier 1kg, is added in mulser after SBS latex is mixed with cationic emulsifier, is slowly added into mulser
160 DEG C of heated bitumens, emulsifying agent rotating speed is controlled in 1500r/min, and emulsification times are 30min, you can road is made and stitches agent, institute with cold welding
Obtain road and stitch the performance indications of agent as shown in subordinate list two with cold welding.
Embodiment 2
SBS latex preparing raw material and proportioning are as follows：
Emulsifying agent, toluene, SBS are matched to form mixed liquor according to parts by weight, poured into mulser, in mulser
A certain amount of water is slowly added to, mulser rotating speed is controlled in 1500r/min, emulsification times are 30min, emulsifying temperature is 65 DEG C, warp
Stabilizer is added in the mixed aqueous solution formed after emulsification, flocculant passes through mixed aqueous solution of the vacuum distillation apparatus by obtained by
Distillation obtains solvent, water, SBS latex, and the performance indications of gained SBS latex are as shown in subordinate list one.
Choose 45kg pitches uniformly to mix with 50kg water, and be heated to 160 DEG C, SBS latex made from selection 3kg, addition
Cationic emulsifier 2kg, is added in mulser after SBS latex is mixed with cationic emulsifier, is slowly added into mulser
160 DEG C of heated bitumens, emulsifying agent rotating speed is controlled in 1500r/min, and emulsification times are 30min, you can road is made and stitches agent, institute with cold welding
Obtain road and stitch the performance indications of agent as shown in subordinate list two with cold welding.
Embodiment 3
SBS latex preparing raw material and proportioning are as follows：
Emulsifying agent, toluene, SBS are matched to form mixed liquor according to parts by weight, poured into mulser, in mulser
A certain amount of water is slowly added to, mulser rotating speed is controlled in 1500r/min, emulsification times are 30min, emulsifying temperature is 65 DEG C, warp
Stabilizer is added in the mixed aqueous solution formed after emulsification, flocculant passes through mixed aqueous solution of the vacuum distillation apparatus by obtained by
Distillation obtains solvent, water, SBS latex, and the performance indications of gained SBS latex are as shown in subordinate list one.
Choose 50kg pitches uniformly to mix with 50kg water, and be heated to 160 DEG C, SBS latex made from selection 3kg, addition
Cationic emulsifier 3kg, is added in mulser after SBS latex is mixed with cationic emulsifier, is slowly added into mulser
160 DEG C of heated bitumens, emulsifying agent rotating speed is controlled in 1500r/min, and emulsification times are 30min, you can road is made and stitches agent, institute with cold welding
Obtain road and stitch the performance indications of agent as shown in subordinate list two with cold welding.
Example IV
SBS latex preparing raw material and proportioning are as follows：
Emulsifying agent, toluene, SBS are matched to form mixed liquor according to parts by weight, poured into mulser, in mulser
A certain amount of water is slowly added to, mulser rotating speed is controlled in 1500r/min, emulsification times are 30min, emulsifying temperature is 65 DEG C, warp
Stabilizer is added in the mixed aqueous solution formed after emulsification, flocculant passes through mixed aqueous solution of the vacuum distillation apparatus by obtained by
Distillation obtains solvent, water, SBS latex, and the performance indications of gained SBS latex are as shown in subordinate list one.
Choose 60kg pitches uniformly to mix with 60kg water, and be heated to 160 DEG C, SBS latex made from selection 6kg, addition
Cationic emulsifier 5kg, is added in mulser after SBS latex is mixed with cationic emulsifier, is slowly added into mulser
160 DEG C of heated bitumens, emulsifying agent rotating speed is controlled in 1500r/min, and emulsification times are 30min, you can road is made and stitches agent, institute with cold welding
Obtain road and stitch the performance indications of agent as shown in subordinate list two with cold welding.
JTG standards are highway asphalt construction technique normalizing JTG F40-2004 technical requirements, road of the present invention in subordinate list two
Agent function admirable is stitched with cold welding, professional standard is fully met.1d bin stabilities show that present invention storage is stable well below 1
Property preferably, softening point refers under certain condition, and pitch reaches the temperature of a certain denseness, and softening point is higher to show asphalt high-temperature
Can be better, softening point of the present invention shows that the present invention has good resistance to elevated temperatures considerably beyond 50 DEG C of Industry code requirements.
The cryogenic property of agent is stitched on (5 DEG C) reaction roads of ductility with cold welding, shows that the present invention has good adaptability, and stretching to low temperature
Intensity shows that the present invention is stronger with adhesion strength more than 1, and percentage of elongation is excellent, wear-resisting, and anti-ageing performance is stronger.
For the ordinary skill in the art, simply the present invention is exemplarily described for specific embodiment,
The obvious present invention, which is implemented, to be not subject to the restrictions described above, and is entered as long as employing the inventive concept and technical scheme of the present invention
The improvement of capable various unsubstantialities, or it is not improved by the present invention design and technical scheme directly apply to other occasions
, within protection scope of the present invention.
Claims (7)
1. agent is stitched in a kind of road with cold welding, it is characterised in that：The raw material matched by following portions by weight is made, 2-6 parts of SBS latex,
1-5 parts of cationic emulsifier, 40-60 parts of pitch, 40-60 parts of water, wherein the original that the SBS latex is matched by following portions by weight
Material is made, 8-12 parts of SBS, 32-38 parts of toluene, 0.5-1.1 parts of emulsifying agent, 15-25 parts of water, 0.2-0.6 parts of flocculant, stable
0.02-0.05 parts of agent.
2. agent is stitched in road with cold welding according to claim 1, it is characterised in that：The raw material matched by following portions by weight is made,
3 parts of SBS latex, 50 parts of pitch, 50 parts of water.
3. agent is stitched in road with cold welding according to claim 2, it is characterised in that：The SBS latex is matched by following portions by weight
Raw material be made, 10 parts of SBS, 35 parts of toluene, 0.8 part of emulsifying agent, 20 parts of water, 0.4 part of flocculant, 0.04 part of stabilizer.
4. agent is stitched in road with cold welding according to claim 1, it is characterised in that：The emulsifying agent elects cationic emulsifier as,
The one or more of nonionic emulsifier or anionic emulsifier.
5. agent is stitched in road with cold welding according to claim 4, it is characterised in that：The emulsifying agent is according to cationic emulsifier：
Nonionic emulsifier：Anionic emulsifier=3:1:1 percentage by weight is uniformly mixed.
6. prepare the preparation method that agent is stitched on road described in claim 1-5 with cold welding, it is characterised in that be made by following steps：
A. pitch is mixed with water, and mixed solution is heated to 160 DEG C；
B. added after SBS latex is mixed with cationic emulsifier in mulser, 160 DEG C of heat drip is slowly added into mulser
Green grass or young crops, mulser rotating speed is controlled in 1500r/min, and emulsification times are 30min, you can road is made and stitches agent with cold welding.
7. the preparation method of agent is stitched on road with cold welding according to claim 6, it is characterised in that the SBS latex is by following steps
It is made：
A. emulsifying agent, toluene, SBS are matched to form mixed liquor according to parts by weight, poured into mulser；
B. a certain amount of water is slowly added in mulser, mulser rotating speed is controlled in 1500r/min, and emulsification times are 30min, breast
It is 65 DEG C to change temperature；
C. stabilizer, flocculant are added in the mixed aqueous solution formed after being emulsified through step b.
D. the mixed aqueous solution distillation as obtained by vacuum distillation apparatus by step c obtains solvent, water, SBS latex.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710424219.8A CN107033615A (en) | 2017-06-07 | 2017-06-07 | Agent and preparation method thereof is stitched with cold welding in road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710424219.8A CN107033615A (en) | 2017-06-07 | 2017-06-07 | Agent and preparation method thereof is stitched with cold welding in road |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107033615A true CN107033615A (en) | 2017-08-11 |
Family
ID=59541948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710424219.8A Pending CN107033615A (en) | 2017-06-07 | 2017-06-07 | Agent and preparation method thereof is stitched with cold welding in road |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107033615A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111019366A (en) * | 2019-12-02 | 2020-04-17 | 长安大学 | High-performance SBS modified emulsified asphalt, SBS latex and preparation method |
| CN111117488A (en) * | 2019-12-30 | 2020-05-08 | 徐州卧牛山新型防水材料有限公司 | Modified emulsified asphalt waterproof coating and preparation method thereof |
| CN111876132A (en) * | 2020-08-15 | 2020-11-03 | 中德新亚建筑材料有限公司 | Cold welding seam agent for building road and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200595A (en) * | 2006-12-12 | 2008-06-18 | 中国石油天然气股份有限公司 | Modified emulsified asphalt |
| CN101418127A (en) * | 2007-10-26 | 2009-04-29 | 中国石油化工股份有限公司 | Pavement joint sealing material and preparation method thereof |
| CN102936345A (en) * | 2012-10-30 | 2013-02-20 | 陕西高新能源发展有限公司 | Preparation method of styrene butadiene styrene (SBS) latex |
-
2017
- 2017-06-07 CN CN201710424219.8A patent/CN107033615A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101200595A (en) * | 2006-12-12 | 2008-06-18 | 中国石油天然气股份有限公司 | Modified emulsified asphalt |
| CN101418127A (en) * | 2007-10-26 | 2009-04-29 | 中国石油化工股份有限公司 | Pavement joint sealing material and preparation method thereof |
| CN102936345A (en) * | 2012-10-30 | 2013-02-20 | 陕西高新能源发展有限公司 | Preparation method of styrene butadiene styrene (SBS) latex |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111019366A (en) * | 2019-12-02 | 2020-04-17 | 长安大学 | High-performance SBS modified emulsified asphalt, SBS latex and preparation method |
| CN111117488A (en) * | 2019-12-30 | 2020-05-08 | 徐州卧牛山新型防水材料有限公司 | Modified emulsified asphalt waterproof coating and preparation method thereof |
| CN111876132A (en) * | 2020-08-15 | 2020-11-03 | 中德新亚建筑材料有限公司 | Cold welding seam agent for building road and preparation method thereof |
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Ji Junjie Inventor after: Zhang Yongjun Inventor after: Yuan Yanhao Inventor after: Zhao Yongqi Inventor after: Wang Xuezhen Inventor after: Dong Liancheng Inventor after: Li Wei Inventor after: Guo Zonglin Inventor before: Ji Junjie Inventor before: Wang Xuezhen Inventor before: Dong Liancheng Inventor before: Li Wei Inventor before: Guo Zonglin |
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20170811 |