CN107793071A - A kind of cement concrete bridge deck is with ultra-thin durability antiskid wearing layer asphalt - Google Patents
A kind of cement concrete bridge deck is with ultra-thin durability antiskid wearing layer asphalt Download PDFInfo
- Publication number
- CN107793071A CN107793071A CN201710834114.XA CN201710834114A CN107793071A CN 107793071 A CN107793071 A CN 107793071A CN 201710834114 A CN201710834114 A CN 201710834114A CN 107793071 A CN107793071 A CN 107793071A
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- Prior art keywords
- ultra
- durability
- wearing layer
- thin
- bridge deck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/26—Bituminous materials, e.g. tar, pitch
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
- C04B24/121—Amines, polyamines
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/30—Condensation polymers of aldehydes or ketones
- C04B24/307—Urea-formaldehyde condensation polymers
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Road Paving Structures (AREA)
Abstract
This case is related to a kind of ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck, and it includes the material of following parts by weight：Gather materials 100 parts；6~12 parts of styrene butadiene rubber modified asphalt；3~7 parts of acrylate copolymer emulsion；8~16 parts of Lauxite；1~3 part of amine curing agent；3~5 parts of compound stabilizer；1~5 part of dibutyl phthalate；5~10 parts of ethyl acetate；20~30 parts of water.Ultra-thin durability antiskid wearing layer belonging to the present invention is cheap with asphalt cost, and preparation technology is simple, wide material sources, can be widely used for the making of road antiskid wearing layer, effectively lifts bridge floor function of surface；With excellent pavement performance, mechanical property and good durability, its possibility used as road surface structare layer ensure that.
Description
Technical field
The invention belongs to field of road, is related to a kind of asphalt, more particularly to a kind of cement concrete bridge deck
With ultra-thin durability antiskid wearing layer asphalt.
Background technology
In the last few years, as the increase that China's volume of traffic and axle carry, and weather conditions become increasingly harsher, China
Generally there is serious earlier period damage in Cement Concrete Deck Paving Course, and greatly affected bridge deck pavement uses the longevity
Life, causes huge economic loss.For bridge as hanging structure, change of the bridge deck pavement to natural cause thereon is sensitive,
Bituminous paving than roadbed section is easier early disease occur.There is investigation to find during the broiling summer, the temperature of steel bridge deck
Higher than temperature 25 DEG C~35 DEG C, the possibility that rut occurs is higher than common section；Lifting of the bridge floor to low mild temperature follows
Ring is more sensitive, so being easier various forms of cracks occur.
Under harsh working environment, bridge deck pavement disease is continuous, when being open to the traffic such as the bridge of wuhan yangtze river two in China
Between do not grow, bridge deck pavement occurs as soon as crack, concrete scaling, reinforcing steel bars exposed, many pit-holes to differ in size；Hubei Province is military yellow
Bridge deck pavement on highway has just been open to traffic 3 years, and cracking and damaged area reach the 27.5% of total pave-load layer area, and have
After maintenance less than 1 year again destroy once again, will almost repair every year；The steel fibre bridge deck pavement of Shantou Bay Bridge
Using two months there have been more crack, be open to traffic less than 2 years, the area that need to be repaired oneself account for the 3/4 of runway area；Extensively
East saves Buddhist and opens highway, opens less than 2 years, and completely 17 bridge blocks have 14 to be forced maintenance of doing over again unexpectedly.
Although having carried out many researchs in terms of deck paving both at home and abroad, deck paving disease not can solve all the time
Evil problem, if effective preventive maintenance can not use in time, will quickly reach service life, and face it is expensive it is big,
In repair, therefore a kind of deck paving deck paving technology of maintenance market in urgent need and preventive maintenance play recovery and mated formation by force
Spend, increase the service life, improving the effect of antiskid performance.
The content of the invention
For technical problem present in prior art, this case provides a kind of ultra-thin durability antiskid wearing layer and mixed with pitch
Material is closed, after making, the ultra-thin wearing layer can not only solve the problems, such as antiskid in preventive maintenance, abrasion resisting, and with good
The durability of ground pavement performance, mechanical property and overlength.
To achieve the above object, this case is achieved through the following technical solutions：
A kind of ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck, it includes following parts by weight
Material：
Preferably, the ultra-thin durability antiskid wearing layer asphalt of described cement concrete bridge deck, wherein,
It is described gather materials be made up of the component of following mass parts：
30~55wt% of ultra fine sand；
45~70wt% of gravel aggregate.
Preferably, the ultra-thin durability antiskid wearing layer asphalt of described cement concrete bridge deck, wherein,
The particle size range of the ultra fine sand is 1.18~2.36mm.
Preferably, the ultra-thin durability antiskid wearing layer asphalt of described cement concrete bridge deck, wherein,
One or more of the gravel aggregate in basalt, diabase, diabase, the gravel aggregate particle size range are
2.36mm~4.75mm.
Preferably, the ultra-thin durability antiskid wearing layer asphalt of described cement concrete bridge deck, wherein,
Two or more in ammonium chloride, aluminum sulfate, hydroxypropyl cellulose, polyethylene glycol 200 of the compound stabilizer
The mixture of meaning ratio mixing.
Preferably, the ultra-thin durability antiskid wearing layer asphalt of described cement concrete bridge deck, wherein,
The Lauxite solid content is 50%-55%.
Preferably, the ultra-thin durability antiskid wearing layer asphalt of described cement concrete bridge deck, wherein,
One or more of the amine curing agent in benzidine, m-xylene diamine, methyl cyclohexane diamines, IPD.
The beneficial effects of the invention are as follows：
Ultra-thin durability antiskid wearing layer belonging to the present invention is cheap with asphalt cost, and preparation technology is simple, comes
Source is extensive, can be widely used for the making of cement concrete bridge deck antiskid wearing layer, does not increase bridge deadweight, effectively lifts bridge floor table
Face function；With excellent pavement performance, mechanical property and good durability, it ensure that what it was used as road surface structare layer
Possibility.
Embodiment
With reference to embodiment, the present invention is described in further detail, to make those skilled in the art with reference to specification
Word can be implemented according to this.
Embodiment
Placement thickness is 8~12mm ultra-fine durability antiskid wearing layer on former cement concrete bridge deck, with 100kg collection
Raw material and its weight proportion exemplified by material used in making into ultra-thin durability antiskid wearing layer is as follows：
A kind of ultra-thin durability antiskid wearing layer asphalt, it includes the material of following parts by weight：
Gather materials and be made up of the component of following mass parts：
30~55wt% of ultra fine sand；
45~80wt% of mineral filler.
Wherein, the particle size range of the ultra fine sand is 1.18~2.36mm, and the particle size range of the gravel aggregate is 2.36
~4.75mm.The level gathered materials has been manufactured larger improvement by this case, it, using interrupted grading method, is made in being rationally uniformly distributed
The regular ordered arrangement of aggregate particle, makes interior tissue uniform, and properties of product are stable, and comprehensive strength is high, has good antiskid
Ability.One or more of the mineral filler in basalt, limestone, magmatic rock, filled out by adding the abundant mineral of corner angle
Material and the neutral or alkaline ultra fine sand good with asphalt binder adhesion property, can ensure that road surface is still after certain service life
Have that aniseed corner angle are exposed, ability is ground so as to provide more permanent antiskid.
Styrene butadiene rubber modified asphalt is prior art, and it is made up of butadiene-styrene rubber modifying agent and water, and matrix pitch is No. 70
One kind in heavy traffic paving asphalt, No. 90 heavy traffic paving asphalts, No. 100 ordinary road pitches, No. 10 building asphalts or coal-based pitch, preferably 70
Number heavy traffic paving asphalt or No. 90 heavy traffic paving asphalts, butadiene-styrene rubber modifying agent has not to be softened under high resiliency, high temperature, not embrittlement under low temperature,
The high temperature and cryogenic property that pitch can be made are improved, and because butadiene-styrene rubber has good high resiliency, therefore after deforming it
Self- recoverage and the self-healing property of crackle be greatly improved.Acrylate copolymer emulsion can improve product fracture elongation and drawing
Intensity and adhesion strength are stretched, while and can substantially increases the viscosity of product.
Lauxite is thermosetting resin, and Lauxite, which has, condenses that fast, intensity is high, resistant to chemical etching, wearability, durable
Property the advantages that, it is combined with amine curing agent, asphalt is issued biochemical cross-linking reaction in room temperature environment, is formed high viscous
The space net structure of performance is tied, so as to greatly improve the abrasion resistance of antiskid wearing layer and antiskid performance, it is contemplated that construction
Simplicity, the amine curing agent are selected from amine curing agent and are selected from benzidine, m-xylene diamine, methyl cyclohexane diamines, different Fo Er
One or more in ketone diamines, this curing agent is good with Miscibility, can reduce the retraction volume of solidfied material, increases solidfied material
Pliability.Lauxite solid content is 50%-55%, can meet the cohesive force of styrene butadiene rubber modified asphalt compound simultaneously
Change the viscosity and mobility of asphalt.It the addition of dibutyl phthalate, can wear away ultra-fine durability antiskid
High-temperature stability, cohesiveness and the resistance to permanent performance of layer improve, and reason is that dibutyl phthalate promotes asphalt
Changed from collosol structure to gel structure, be easily formed homogeneous system.
In this case compound stabilizer two kinds in ammonium chloride, aluminum sulfate, hydroxypropyl cellulose, polyethylene glycol 200 or
The mixture of two or more arbitrary proportion mixing.When compound stabilizer selects inorganic stabilizers, butadiene-styrene rubber modification can be improved
The blending of pitch and other components；During from organic stabilizer, it can help to adjust the viscosity of whole system.
Following table lists some specific embodiments and comparative example：
Following table is the performance test results of embodiment and comparative example：
The ultra-fine durability antiskid wearing layer asphalt has preferable high-temperature stability as can be seen from the above table,
Simultaneously compared to for other antiskid wearing layers, high-temperature behavior has very big lifting, can effectively lift road high-temperature stability；Have
Preferable low-temperature cracking-resistance, it is remote to meet《Standard specification for construction and acceptance of highway asphalt pavement》Water stability MS is big in (JTG F40-2004)
In the requirement of durability of the 80% and TSR more than 75%, for comparing other antiskid wearing layers, cryogenic property lifting is obvious；Tool
There is preferable antiskid performance, it is remote to meet《Bituminous pavement design for highway specification》(JTGD50-2006) BPN coefficients are wanted more than 55 in
Ask, while for comparing the prevailing roadway in comparative example, antiskid performance, which has, to be obviously improved；Worn away compared with other antiskids in comparative example
For layer, mass area ratio loss late has more apparent reduction, and the durability antiskid wearing layer abrasion resistance is obviously improved.
Although embodiment of the present invention is disclosed as above, it is not restricted in specification and embodiment listed
With it can be applied to various suitable the field of the invention completely, can be easily for those skilled in the art
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, it is of the invention and unlimited
In specific details.
Claims (7)
1. a kind of ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck, it includes following parts by weight
Material：
2. the ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck as claimed in claim 1, it is special
Sign is, it is described gather materials be made up of the component of following mass parts：
30~55wt% of ultra fine sand；
45~70wt% of gravel aggregate.
3. the ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck as claimed in claim 2, it is special
Sign is that the particle size range of the ultra fine sand is 1.18~2.36mm.
4. the ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck as claimed in claim 2, it is special
Sign is, one or more of the gravel aggregate in basalt, diabase, diabase, the gravel aggregate particle diameter model
Enclose for 2.36mm~4.75mm.
5. the ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck as claimed in claim 1, it is special
Sign is, two kind or two kind of the compound stabilizer in ammonium chloride, aluminum sulfate, hydroxypropyl cellulose, polyethylene glycol 200
The mixture of any of the above ratio mixing.
6. the ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck as claimed in claim 1, it is special
Sign is that the Lauxite solid content is 50%-55%.
7. the ultra-thin durability antiskid wearing layer asphalt of cement concrete bridge deck as claimed in claim 1, it is special
Sign is, the one kind of the amine curing agent in benzidine, m-xylene diamine, methyl cyclohexane diamines, IPD
It is or a variety of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710834114.XA CN107793071B (en) | 2017-09-15 | 2017-09-15 | Asphalt mixture for ultrathin durable anti-skid wearing layer for cement concrete bridge deck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710834114.XA CN107793071B (en) | 2017-09-15 | 2017-09-15 | Asphalt mixture for ultrathin durable anti-skid wearing layer for cement concrete bridge deck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107793071A true CN107793071A (en) | 2018-03-13 |
| CN107793071B CN107793071B (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710834114.XA Active CN107793071B (en) | 2017-09-15 | 2017-09-15 | Asphalt mixture for ultrathin durable anti-skid wearing layer for cement concrete bridge deck |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109265054A (en) * | 2018-09-08 | 2019-01-25 | 平湖市中建沥青混凝土工程有限公司 | Ultra-thin wearing layer bituminous mixture and preparation method thereof |
| CN110156378A (en) * | 2019-04-03 | 2019-08-23 | 中路高科(北京)公路技术有限公司 | Cement-water-based acrylic resin emulsified bitulith and preparation method thereof |
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| CN101143968A (en) * | 2006-09-15 | 2008-03-19 | 中国石油化工股份有限公司 | Waste rubber powder modified asphalt composition for increasing storage stability and preparation method thereof |
| CN101343162A (en) * | 2008-08-25 | 2009-01-14 | 武汉理工大学 | High-ductility polymer-rubber powder-honey-combed cement concrete road covering material and construction process thereof |
| CN101508848A (en) * | 2009-03-18 | 2009-08-19 | 广州路翔股份有限公司 | Modified emulsified asphalt, production method and CA mortar comprising the emulsified asphalt |
| WO2016008372A1 (en) * | 2014-07-12 | 2016-01-21 | 广西金雨伞防水装饰有限公司 | Bridged-type waterproof coating material, and production method and use therefor |
-
2017
- 2017-09-15 CN CN201710834114.XA patent/CN107793071B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143968A (en) * | 2006-09-15 | 2008-03-19 | 中国石油化工股份有限公司 | Waste rubber powder modified asphalt composition for increasing storage stability and preparation method thereof |
| CN101343162A (en) * | 2008-08-25 | 2009-01-14 | 武汉理工大学 | High-ductility polymer-rubber powder-honey-combed cement concrete road covering material and construction process thereof |
| CN101508848A (en) * | 2009-03-18 | 2009-08-19 | 广州路翔股份有限公司 | Modified emulsified asphalt, production method and CA mortar comprising the emulsified asphalt |
| WO2016008372A1 (en) * | 2014-07-12 | 2016-01-21 | 广西金雨伞防水装饰有限公司 | Bridged-type waterproof coating material, and production method and use therefor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109265054A (en) * | 2018-09-08 | 2019-01-25 | 平湖市中建沥青混凝土工程有限公司 | Ultra-thin wearing layer bituminous mixture and preparation method thereof |
| CN110156378A (en) * | 2019-04-03 | 2019-08-23 | 中路高科(北京)公路技术有限公司 | Cement-water-based acrylic resin emulsified bitulith and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107793071B (en) | 2020-06-30 |
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Denomination of invention: Asphalt mixture for ultra-thin and durable anti slip wear layer of cement concrete bridge deck Effective date of registration: 20230912 Granted publication date: 20200630 Pledgee: Nanjing Bank Co.,Ltd. Nanjing Financial City Branch Pledgor: NANJING ROAD KEEPER TECHNOLOGY Co.,Ltd. Registration number: Y2023980056289 |