CN107010876B - A kind of high-modulus oil resistant corrosion asphalt and preparation method thereof - Google Patents
A kind of high-modulus oil resistant corrosion asphalt and preparation method thereof Download PDFInfo
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- CN107010876B CN107010876B CN201710217611.5A CN201710217611A CN107010876B CN 107010876 B CN107010876 B CN 107010876B CN 201710217611 A CN201710217611 A CN 201710217611A CN 107010876 B CN107010876 B CN 107010876B
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- 239000010426 asphalt Substances 0.000 title claims abstract description 44
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000005260 corrosion Methods 0.000 title abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 33
- 239000003607 modifier Substances 0.000 claims abstract description 21
- 239000003518 caustics Substances 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 12
- 239000003365 glass fiber Substances 0.000 claims abstract description 7
- 239000011159 matrix material Substances 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims description 42
- 239000000758 substrate Substances 0.000 claims description 36
- 239000000203 mixture Substances 0.000 claims description 21
- 239000000654 additive Substances 0.000 claims description 16
- 230000000996 additive Effects 0.000 claims description 16
- 239000004611 light stabiliser Substances 0.000 claims description 13
- 229920001684 low density polyethylene Polymers 0.000 claims description 12
- 239000004702 low-density polyethylene Substances 0.000 claims description 12
- -1 compatilizer Substances 0.000 claims description 11
- 229920000092 linear low density polyethylene Polymers 0.000 claims description 11
- 239000004707 linear low-density polyethylene Substances 0.000 claims description 11
- 230000003078 antioxidant Effects 0.000 claims description 10
- 239000003963 antioxidant agent Substances 0.000 claims description 10
- 235000019738 Limestone Nutrition 0.000 claims description 9
- 239000006028 limestone Substances 0.000 claims description 9
- 239000004698 Polyethylene (PE) Substances 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- HYBBIBNJHNGZAN-UHFFFAOYSA-N Furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 claims description 6
- XPUJOEOXHUYRPJ-UHFFFAOYSA-N 2,4-ditert-butyl-4-methylcyclohexa-1,5-dien-1-ol Chemical group CC(C)(C)C1=C(O)C=CC(C)(C(C)(C)C)C1 XPUJOEOXHUYRPJ-UHFFFAOYSA-N 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000006229 carbon black Substances 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 229920001577 copolymer Polymers 0.000 claims description 3
- 238000007580 dry-mixing Methods 0.000 claims description 3
- 238000005453 pelletization Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229920000468 Polystyrene-block-polybutadiene-block-polystyrene Polymers 0.000 claims 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims 2
- 229920005591 polysilicon Polymers 0.000 claims 2
- 150000001896 cresols Chemical class 0.000 claims 1
- 231100000078 corrosive Toxicity 0.000 abstract description 6
- 231100001010 corrosive Toxicity 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 230000004048 modification Effects 0.000 abstract description 4
- 238000006011 modification reaction Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 description 7
- 239000002283 diesel fuel Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- 230000003628 erosive Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 229920002521 Macromolecule Polymers 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000000240 adjuvant Effects 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/203—Oil-proof or grease-repellant materials
Abstract
The present invention relates to a kind of high-modulus oil resistant to corrode asphalt, is the gathering materials of 10~15mm including partial size, partial size is the gathering materials of 5~10mm, partial size is the gathering materials of 3~5mm, partial size is the gathering materials of 0~3mm, the miberal powder that partial size is 0~0.15mm, glass fibre, high-modulus modifier, oil resistant corrosive agent and matrix pitch.Invention also provides the preparation methods of high-modulus oil resistant corrosion asphalt.High-modulus oil resistant corrosion asphalt of the present invention has preferable oil resistant corrosive effect, also there is high modulus, simple production process simultaneously, oil resistant corrosive agent uses and direct plunges into method, it is not required to additionally add asphalt modification device and remaining equipment in construction, construct more convenient.
Description
Technical field
The present invention relates to pavement construction material field, it is related to a kind of paving material and preparation method thereof, more particularly to
A kind of high-modulus oil resistant corrosion asphalt and preparation method thereof.
Background technique
Bituminous pavement has good road-ability and excellent service performance, and construction speed is fast, easy to maintenance, therefore
It is widely used in the highway construction in China.However, the fast development of logistics freight industry, causes the volume of traffic rapid
Increase, the oil leakage phenomenons such as heavy-duty vehicle oil leak, vehicle trouble and traffic accident are got worse.
Pitch is a kind of macromolecule mixture of complexity, and the organic solvents such as gasoline, diesel oil are soluble in chemical component.Drip
Harmful oily pollution (predominantly diesel oil, gasoline) pitch dissolution leaked on green road surface so that bituminous pavement surface layer occur softening and
Loosely, under the comprehensive function of high temperature and rainwater, finally there are a series of different degrees of earlier period damage phenomenons such as pit slot, seriously
The service performance and service level on road surface are influenced, while also accelerating the destruction of bituminous pavement.Road surface oil corrosion has become existing
The present causes a kind of Latent destruction source of Protective Measures of Bitumen Pavement Initial Damage.
Therefore, the volume of traffic is increasingly heavy, under overload and the situation more aggravated of heavy duty, how to solve bituminous pavement early stage
Track damage improves mixture oil rub resistance corrosive power, it has also become pavement engineering technical field personnel's urgent need to solve the problem.
In existing research, more the art researcher is only from asphalt oil resistant corrosion energy, oil erosion evaluation side
The influence etc. of method, oil erosion to performance of asphalt mixture has carried out correlative study, and does not go out from asphalt mixture material itself
Hair, improves its oil resistant corrosive nature.
Summary of the invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of high-modulus oil resistant to corrode asphalt.
Specifically, high-modulus oil resistant corrosion asphalt provided by the invention includes the component of following parts by weight:
Preferably, the asphalt includes the component of following parts by weight:
Wherein, the partial size is gathering materials for 10~15mm to refer to gathering materials for partial size > 10mm and≤15mm, partial size is 5~
Refer to the gathering materials of 10mm gathering materials for partial size > 5mm and≤10mm, partial size is gathering materials for 3~5mm to refer to partial size > 3mm and≤5mm
Gather materials, partial size is gathering materials for 0~3mm to refer to gathering materials for partial size > 0mm and≤3mm.The miberal powder is partial size≤0.15mm
Miberal powder.
It is of the present invention gather materials basalt or limestone can be used.The present invention by by a variety of particle size ranges gather materials and
Miberal powder is used in mixed way with special ratios, can make gained mixture composed structure it is closely knit-suspension structure, for realization mixture
High-modulus provide base support.
In order to further provide for the modulus of the asphalt, composition and use of the present invention to the high-modulus modifier
Amount carries out preferred.Specifically, high-modulus modifier of the present invention is by modified substrate and to be added to the modified substrate
In auxiliary agent composition.
Wherein, the modified substrate is by LLDPE (linear low density polyethylene), LDPE (low density polyethylene (LDPE)), SBS
(styrene-butadiene-styrene) mixes.Specifically, the modified substrate is by LLDPE, LDPE and SBS
It is mixed with 6~7:1.5 of mass ratio~2.5:1~2, is preferably mixed with mass ratio 6~6.5:2:1.5~2.As for
The core component of high-modulus modifier, if replacing any one in LLDPE, LDPE and SBS or adjusting any one group
Point dosage then will lead to the comprehensive performance decline of mixture.
In order to further increase the overall performance of high-modulus modifier, the present invention is additionally added in the modified substrate
Adjuvant component and dosage carry out it is preferred.The auxiliary agent preferably includes light stabilizer, compatilizer, antioxidant and oxidic polyethylene.
Specifically:
With the amount of the modified substrate for 100%, the light stabilizer is preferably 0.05~2% in additive amount wherein,
More preferably 0.08~0.12%.It is multiple that the light stabilizer can be selected from one or more of model 6911,622,770, BW-10
Match；It is preferred that being compounded by 2~4:0.5~1.5 in mass ratio of model 6911 and 622.
With the amount of the modified substrate for 100%, the compatilizer is preferably 0.05~2% in additive amount wherein, more
Preferably 0.25~0.35%.The compatilizer can be selected from LDPE-g-GMA, LDPE-g-MHA, poe-g-GMA, furfural extract oil
In several compoundings；It is preferred that by LDPE-g-GMA, LDPE-g-MHA and furfural extract oil by weight 2~4:0.5~1.5:0.5
~1.5 compound.
With the amount of the modified substrate for 100%, the antioxidant is preferably 0.05~2% in additive amount wherein, more
Antioxidant described in preferably 0.05~0.1%. can be selected from 2,4- di-tert-butyl p-cresol, carbon black, several compoundings in B215；It is excellent
Choosing is compounded with carbon black by weight 2~3:1~2 by 2,4- di-tert-butyl p-cresol.
With the amount of the modified substrate for 100%, the oxidic polyethylene additive amount wherein be preferably 0.05~
2%, more preferably 0.08~0.12%.
The high-modulus modifier in actual use, uses double screw extruder melt pelletization after can mixing each raw material
And it obtains.The present invention is changed using LLDPE, LDPE, SBS and various auxiliary agents as raw material using double screw extruder production high-modulus
Property agent, simple production process, and high-modulus modifier transport, storage, it is easy to use.
In order to further provide for the oil resistant corrosivity of the asphalt, composition of the present invention to the oil resistant corrosive agent
It carries out preferred.The oil resistant corrosive agent is preferably using-Si-O-Si- to be connected with alkyl, alkoxy on molecular backbone, silicon atom
The compound of equal organic groups；Preferably modified polyorganosiloxane, further preferably organic modified polyorganosiloxane, it is more preferably poly-
Ether modified polyorganosiloxane.
Invention also provides the methods for preparing above-mentioned high-modulus oil resistant corrosion asphalt.Specifically, this hair
It is bright that described method includes following steps:
(1) by it is described gather materials, blender is added in miberal powder and glass fibre, by high-modulus modifier and anti-during dry mixing
Oily corrosive agent direct plunges into blender, uniform mixing；
(2) matrix pitch is added in mixture obtained by the step (1), stir evenly to get.
High-modulus oil resistant of the present invention corrodes bituminous mixture simple process, and high-modulus modifier and oil resistant corrosive agent are adopted
It with the method that direct plunges into, is not required to additionally add asphalt modification device and remaining equipment in construction, construct more convenient
Asphalt provided by the invention is added to the oil resistant corrosive agent of specific composition and dosage simultaneously in mixture
And high-modulus modifier, there is preferable oil resistant corrosive effect, while also there is high modulus, can solve current high-grade public affairs
The problems such as early stage high temperature Rutting damage present in the bituminous pavement of road, greasy dirt corrosion, improve the high-temperature stability of asphalt
And oil rub resistance corrosive power, the early damage of bituminous pavement is effectively avoided, the service life of bituminous pavement is extended, it is big to postpone road surface
In the maintenance timing repaired, significantly save maintaining cost；Improve the Rut resistance of asphalt, oil resistant corrosive nature it is same
When, do not weaken or reduce remaining performance of asphalt, therefore there is great economic benefit and social benefit.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
A kind of high-modulus oil resistant corrosion asphalt is present embodiments provided, consisting of: the stone of 10~15mm of partial size
Limestone gathers materials 26kg, the limestone aggregates 13kg of the limestone aggregates 38kg of 5~10mm of partial size, 3~5mm of partial size, and partial size 0~
The miberal powder 2kg of the limestone aggregates 21kg of 3mm, 0~0.15mm of partial size, high-modulus modifier 0.5kg, Siloxane-Oxyalkylene Copolymers
0.5kg, glass fibre 0.5kg, matrix pitch 4.8kg.
Wherein, the high-modulus modifier is stablized by modified substrate and the light being additionally added in the modified substrate
Agent, compatilizer, antioxidant and oxidic polyethylene composition；In practical applications, double screw extruder is used after each ingredient being mixed
Melt pelletization is up to high-modulus modifier；
Specifically:
The modified substrate is to be mixed by LLDPE, LDPE and SBS with mass ratio 6:2:2；
Additive amount of the light stabilizer in the modified substrate is 0.1%, is stablized by light stabilizer 6911 and light
The 3:1 in mass ratio of agent 622 is compounded；
Additive amount of the compatilizer in the modified substrate be 0.3%, be by LDPE-g-GMA, LDPE-g-MHA with
Furfural extract oil is compounded by weight 3:1:1；
Additive amount of the antioxidant in the modified substrate is 0.05%, is by 2,4- di-tert-butyl p-cresol and charcoal
It is black to be compounded by weight 2:1；
Additive amount of the oxidic polyethylene in the modified substrate is 0.1%.
Embodiment 2
A kind of high-modulus oil resistant corrosion asphalt is present embodiments provided, compared with Example 1, difference is only that:
The modified substrate is to be mixed by LLDPE, LDPE and SBS with mass ratio 6.5:2:1.5.
Embodiment 3
A kind of preparation method of high-modulus oil resistant corrosion asphalt is present embodiments provided, embodiment 1,2 is described mixed
Closing material can be used this method preparation, specifically:
(1) by it is described gather materials, blender is added in miberal powder and glass fibre, by high-modulus modifier and anti-during dry mixing
Oily corrosive agent direct plunges into blender, uniform mixing；
(2) matrix pitch is added in mixture obtained by the step (1), stir evenly to get.
Comparative example 1
This comparative example provides a kind of high-modulus oil resistant corrosion asphalt, and compared with Example 1, difference is only that:
The high-modulus modifier and Siloxane-Oxyalkylene Copolymers are not added.
Experimental example: pavement performance test
It is rotten to high-modulus oil resistant according to " highway engineering pitch and asphalt be language regulation " (JTG E20-2011)
The pavement performance for losing asphalt carries out testing inspection, wherein rut test piece external coating 60mL diesel oil, marshal piece table
5mL diesel oil is brushed in face, after placing 2d, 7d at room temperature, after the diesel oil for wiping surface of test piece, carries out wheel tracking test and horse to test specimen
Xie Er stability test, testing result are shown in Table 1.
Table 1: test result data
As it can be seen from table 1 the high-modulus oil resistant that embodiment 1, embodiment 2 provide corrodes asphalt after oil erosion
Dynamic stability and the Marshall stability range of decrease be significantly less than comparative example, illustrate to show more in road surface oil rub resistance aspect of performance
Excellent performance, hence it is evident that be better than comparative example mixture.
Although above having used general explanation, specific embodiment and test, the present invention is made to retouch in detail
It states, but on the basis of the present invention, it can be made some modifications or improvements, this is apparent to those skilled in the art
's.Therefore, these modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to claimed
Range.
Claims (15)
1. a kind of high-modulus oil resistant corrodes asphalt, which is characterized in that the component including following parts by weight:
The high-modulus modifier is the modified substrate mixed by LLDPE, LDPE and SBS and is added to the modified base
Light stabilizer, compatilizer, antioxidant and oxidic polyethylene composition in matter；The modified substrate is by LLDPE, LDPE and SBS
It is mixed with 6 ~ 7:1.5 of mass ratio ~ 2.5:1 ~ 2；The oil resistant corrosive agent is using-Si-O-Si- as molecular backbone, silicon atom
The compound of upper connection alkyl or alkoxy；
Wherein, the partial size is gathering materials for 10 ~ 15mm to refer to gathering materials for partial size > 10mm and≤15mm, and partial size is the collection of 5 ~ 10mm
Material refers to gathering materials for partial size > 5mm and≤10mm, and partial size is gathering materials for 3 ~ 5mm to refer to gathering materials for partial size > 3mm and≤5mm, grain
Diameter is gathering materials for 0 ~ 3mm to refer to gathering materials for partial size > 0mm and≤3mm, and the miberal powder is partial size≤0.15mm miberal powder.
2. asphalt according to claim 1, which is characterized in that the modified substrate be by LLDPE, LDPE with
SBS is mixed with mass ratio 6 ~ 6.5:2:1.5 ~ 2.
3. asphalt according to claim 2, which is characterized in that with the amount of the modified substrate for 100%,
Additive amount of the light stabilizer in the modified substrate is 0.05 ~ 2%；
Additive amount of the compatilizer in the modified substrate is 0.05 ~ 2%；
Additive amount of the antioxidant in the modified substrate is 0.05 ~ 2%；
Additive amount of the oxidic polyethylene in the modified substrate is 0.05 ~ 2%.
4. asphalt according to claim 2 or 3, which is characterized in that the light stabilizer be model 6911,622,
770, one or more of BW-10 is compounded.
5. asphalt according to claim 4, which is characterized in that the light stabilizer is that model 6911 and 622 is pressed
Mass ratio 2 ~ 4:0.5 ~ 1.5 compound.
6. asphalt according to claim 2 or 3, which is characterized in that the compatilizer be LDPE-g-GMA,
Several compoundings in LDPE-g-MHA, poe-g-GMA, furfural extract oil.
7. asphalt according to claim 6, which is characterized in that the compatilizer is LDPE-g-GMA, LDPE-g-
MHA is compounded with furfural extract oil by weight 2 ~ 4:0.5 ~ 1.5:0.5 ~ 1.5.
8. asphalt according to claim 2 or 3, which is characterized in that the antioxidant is 2,4- di-t-butyl pair
Cresols, carbon black, several compoundings in B215.
9. asphalt according to claim 8, which is characterized in that the antioxidant is 2,4- di-tert-butyl p-cresol
It is compounded with carbon black by weight 2 ~ 3:1 ~ 2.
10. asphalt according to claim 1, which is characterized in that the high-modulus modifier is to mix each raw material
It is prepared after conjunction using double screw extruder melt pelletization.
11. asphalt according to claim 1, which is characterized in that the oil resistant corrosive agent is modified polyorganosiloxane.
12. asphalt according to claim 11, which is characterized in that the oil resistant corrosive agent is organically-modified poly- silicon
Oxygen alkane.
13. asphalt according to claim 12, which is characterized in that the oil resistant corrosive agent is polyether-modified poly- silicon
Oxygen alkane.
14. asphalt according to claim 1, which is characterized in that the component including following parts by weight:
The high-modulus modifier is by modified substrate and the light stabilizer being added in the modified substrate, compatilizer, antioxygen
Agent and oxidic polyethylene composition；
The modified substrate is to be mixed by LLDPE, LDPE and SBS with mass ratio 6 ~ 6.5:2:1.5 ~ 2；
With the amount of the modified substrate be 100%, additive amount of the light stabilizer in the modified substrate be 0.08 ~
0.12%, it is to be compounded by light stabilizer 6911 with 2 ~ 4:0.5 ~ 1.5 in mass ratio of light stabilizer 622；
With the amount of the modified substrate for 100%, additive amount of the compatilizer in the modified substrate is 0.25 ~ 0.35%,
It is to be compounded with furfural extract oil by weight 2 ~ 4:0.5 ~ 1.5:0.5 ~ 1.5 by LDPE-g-GMA, LDPE-g-MHA；
With the amount of the modified substrate for 100%, additive amount of the antioxidant in the modified substrate is 0.05 ~ 0.1%, is
It is compounded with carbon black by weight 2 ~ 3:1 ~ 2 by 2,4- di-tert-butyl p-cresol；
With the amount of the modified substrate be 100%, additive amount of the oxidic polyethylene in the modified substrate be 0.08 ~
0.12%。
15. the preparation method of asphalt described in claim 1-14 any one, which comprises the steps of:
(1) blender is added in the gathering materials of each partial size, miberal powder and glass fibre, by high-modulus modifier and anti-during dry mixing
Oily corrosive agent direct plunges into blender, and uniform mixing obtains mixture；
(2) matrix pitch is added in mixture obtained by the step (1), stir evenly to get.
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| CN110357495B (en) * | 2019-06-24 | 2021-08-10 | 中国路桥工程有限责任公司 | High-modulus asphalt mixture and preparation method thereof |
| CN111101424A (en) * | 2019-11-28 | 2020-05-05 | 苏州万祥科技股份有限公司 | Multi-station feeding device |
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| CN101063000A (en) * | 2006-04-30 | 2007-10-31 | 深圳市海川实业股份有限公司 | Bitumen modifier for traffic tracking resistance and modified bitumen and mixer thereof |
| CN101165102A (en) * | 2006-10-20 | 2008-04-23 | 深圳市海川实业股份有限公司 | Traffic anti-track asphalt modifier and its modified asphalt and asphalt mixture |
| CN101857393A (en) * | 2009-04-09 | 2010-10-13 | 深圳市海川实业股份有限公司 | Anti-rut asphalt modifier and preparation method thereof and modified asphalt and application thereof |
| CN102040846A (en) * | 2009-10-16 | 2011-05-04 | 中国石油化工股份有限公司 | Oil-resistant asphalt pavement material and preparation method thereof |
| CN102745946A (en) * | 2012-08-03 | 2012-10-24 | 重庆市智翔铺道技术工程有限公司 | Asphalt pavement material and preparation method thereof |
| JP2015010379A (en) * | 2013-06-28 | 2015-01-19 | 東亜道路工業株式会社 | Manufacturing method of pavement mixture and pavement mixture |
| CN104910637A (en) * | 2015-06-10 | 2015-09-16 | 四川蜀羊防水材料有限公司 | SBS/PE (styrene-butadiene-styrene/polyethylene) modified asphalt material |
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