CN102453335A - Environment-friendly oil-resistant asphalt pavement material and preparation method thereof - Google Patents
Environment-friendly oil-resistant asphalt pavement material and preparation method thereof Download PDFInfo
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- CN102453335A CN102453335A CN2010105140170A CN201010514017A CN102453335A CN 102453335 A CN102453335 A CN 102453335A CN 2010105140170 A CN2010105140170 A CN 2010105140170A CN 201010514017 A CN201010514017 A CN 201010514017A CN 102453335 A CN102453335 A CN 102453335A
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Abstract
The invention discloses an environment-friendly oil-resistant asphalt pavement material and a preparation method thereof. The oil-resistant pavement material comprises the following components in part by weight: 100 parts of base asphalt, 5 to 25 parts of waste tyre rubber powder, 0.5 to 5.0 parts of styrene butadiene rubber (SBR), 1 to 10 parts of macromolecular wax, and 0.1 to 0.3 part of crosslinking agent. The preparation method comprises the following steps of: adding the macromolecular wax into molten base asphalt in the weight proportion, stirring for reaction, adding the waste tyre rubber powder and the SBR, keeping temperature for swelling, and finally adding the crosslinking agent and grinding fully to obtain the environment-friendly oil-resistant asphalt pavement material. The waste tyre rubber powder is used as an asphalt modifier and matched with the SBR and the macromolecular wax, and the environment-friendly oil-resistant asphalt pavement material has high oil resistance and low cost and is favorable for reducing environmental pollution.
Description
Technical field
The present invention relates to a kind of asphalt pavement material and preparation method thereof, particularly a kind of eco-friendly oil-proofness asphalt pavement material and preparation method thereof.
Background technology
Bituminous material uses as sticker in the mixture of making road; In order to satisfy the demand that Road construction improves day by day; Bituminous material is except having good visco-elasticity, plasticity-, adhesivity; Also usually need satisfy dissolving of anti-fuel (gasoline, diesel oil, kerosene) and oil product (lubricating oil, machine oil etc.) and etch ability.Particularly on the airport, the road surface on ground such as waste disposal field, service station, tank station often is exposed in the fuel and oil product of spill and leakage; Pitch can come out from compound in dissolved leaching, makes the bituminous pavement deliquescing, and the cohesive force between aggregate descends; Pavement structure fluffs diffusing; The pitch that is finally come out by leaching loses from road surface, causes the road surface to damage, and reduces service life of road surface.
CN1611552 discloses the bituminous composition and the preparation method of a kind of anti-fuel and oil product dissolving and etch ability.Distillate or coal tar blending that aromatic hydrocarbons is rich in suitable penetration degree matrix pitch mediation obtain the basic asphalt mixture; Using under the linking agent condition; Thermoplastic elastic rubber added in the matrix pitch mixture after reaction for some time in 150～230 ℃; Add vinyl-vinyl acetate copolymer and a kind of oil resistant resin again and continue reaction, form stable bituminous composition.Shortcoming is that polymkeric substance such as SBS and EVA cost an arm and a leg, and has increased oil-proofness asphalt pavement material production cost.
CN101037539A discloses a kind of oil resistant modified asphaltum, improves its oil resistance through in polymer modified asphalt, adding clay of laminar silicate, because the levigated silicate clay has than large specific surface; Part oil content in the meeting adsorptive pitch; Reduce the adhesivity of pitch and building stones, simultaneously also can be greatly increase the viscosity of modifying asphalt, mix and construction temperature that needs are higher; And then increased discharge of harmful gases such as pitch smog, be unfavorable for environment protection.
Summary of the invention
To the deficiency of prior art, the present invention provides oil-proofness asphalt pavement material that a kind of environmental friendliness, good, the anti-fuel of use properties and oil product dissolve and the etch ability is strong and preparation method thereof.
Oil-proofness asphalt pavement material of the present invention comprises following component by weight:
Basic asphalt: 100 parts;
Using rubber powder of waste tire: 5～25 parts, be preferably 10～20 parts;
Styrene butadiene rubber sbr: 0.5～5 part, preferred 1～3 part;
Macromolecule wax: 1～10 part, preferred 2.5～5 parts;
Linking agent: 0.1～03 part.
In the eco-friendly oil-proofness asphalt pavement material of the present invention, the penetration degree of basic asphalt is 60～400/10mm (testing according to ASTMD5 under 25 ℃).
In the eco-friendly oil-proofness asphalt pavement material of the present invention, extract oil out according to needing suitably to add the furfural treatment or the phenol treating that are rich in aromatic hydrocarbons, extracting oily add-on out is below 15% of basic asphalt weight, is preferably 1%～10%.
Using rubber powder of waste tire is commercially available various using rubber powder of waste tire in the asphalt pavement material of the present invention, and general granularity is 60～200 orders.Styrene-butadiene rubber(SBR) (SBR) is commercially available various products, like SBR-1502 and SBR-1500 etc.
The macromolecule wax that uses in the asphalt pavement material of the present invention is the wax that the fischer-tropsch building-up process obtains, and requires melt drop temperature to be not less than 100 ℃, is generally 100～120 ℃, and the trade mark of producing like commercially available Schumann Sassol company is the fischer-tropsch wax of Sasobit.
Linking agent in the asphalt pavement material of the present invention is selected from a kind of in elemental sulfur, the sulfocompound, or other has the additive of crosslinked function, like metal oxide-type linking agent etc.
In the asphalt pavement material of the present invention, can also add other additive as required, like viscosity modifier, inhibitor, penetration degree properties-correcting agent etc.
Oil resistant asphalt pavement material preparation method of the present invention is following: with basic asphalt; Optionally add and be rich in the mediation of aromatic hydrocarbons extraction oil, be heated to molten state, add macromolecule wax; Stirring reaction under molten state; Add using rubber powder of waste tire and styrene-butadiene rubber(SBR) insulation swelling then, add linking agent again, adopt high-shear machine or colloidal mill to grind and make final eco-friendly oil-proofness asphalt pavement material.
A kind of concrete preparation method of oil resistant asphalt pavement material of the present invention is following: with required basic asphalt, optionally add and be rich in the mediation of aromatic hydrocarbons extraction oil, be heated to molten state; Add macromolecule wax; In temperature is under 300～500rpm/min condition with stirring velocity for 140～160 ℃, and stirring reaction 30～60 minutes continues to be warmed up to 160～180 ℃; Added using rubber powder of waste tire and styrene-butadiene rubber(SBR) insulation swelling 30～90 minutes; Add linking agent again,, make final eco-friendly oil-proofness asphalt pavement material in specific equipments such as high-shear machine or colloidal mill, grinding 30～180 minutes under 160～180 ℃.
Contain using rubber powder of waste tire in the proportioning raw materials of the present invention; Solved the waste and used rubber tyre problem of environmental pollution; Contain tree elastomer, viton and minor amounts of additives in the using rubber powder of waste tire, significantly improve high and low temperature use properties, temperature sensibility and the cling property of oil-proofness bituminous pavement; In asphalt pavement material; Introduce the good macromolecule wax of oil-proofness, can significantly improve the oil resistant characteristic of asphalt pavement material, improve the bituminous temperature sensibility; Can reduce simultaneously the hot mix and the construction temperature of asphalt; Reduce energy expenditure, reduce discharge of harmful gases such as smog, reduce environmental pollution.It is generally acknowledged that the wax content in the bituminous material is to need strict restriction; Wax can cause adverse influence to the low-temperature performance of bituminous material; The present invention is through selecting suitable fischer-tropsch wax; Cooperate other suitable component, when improving the bituminous material oil-proofness, the low-temperature performance of bituminous material is unaffected.
Embodiment
Following embodiment further specifies the present invention.The junked tire shoddy that wherein relates to is the 80 order shoddies that Luye Rubber Co., Ltd., Qingdao produces, and styrene-butadiene rubber(SBR) is the SBR-1502 that Jilin Petrochemical company of CNPC produces; Macromolecule wax is the Sasobit wax of Schumann Sassol company, melt drop temperature＞100 ℃.
Embodiment 1
Needle selection in-degree 92 1/10mm, the pitch that softening temperature is 46.4 ℃ is basic asphalt, the basic asphalt of getting 100 parts is under molten state; Adding 2 parts of extraction oil and 5 parts of Sasobit waxes that are rich in aromatic hydrocarbons, is under the 350rpm/min condition with stirring velocity for 145 ℃ in temperature, stirring reaction 45 minutes; Continue to be warmed up to 165 ℃; Added 12 parts of using rubber powder of waste tire and 2.5 parts of styrene-butadiene rubber(SBR) (SBR) insulation swelling 60 minutes, and added 0.11 part of linking agent sulphur again, in equipment such as high-shear machine or colloidal mill, grinding 45 minutes under 170 ℃; Make the eco-friendly oil-proofness asphalt pavement material of the present invention, character is seen table 2.According to The Ministry of Communications's standard " highway engineering pitch and asphalt testing regulation " JTJ052-2000; With this asphalt pavement material is sticker; Carry out compound standard Marshall specimen molding with the mineral aggregate of table 1 grating, compound medium pitch sticker accounts for 5.0% of compound gross weight.This compound test specimen 30 ℃ 3
#Aviation kerosene soaked after 24 hours, and oil-proofness result sees table 2.
Embodiment 2
Prepare asphalt pavement material according to embodiment 1 method, different is that Sasobit wax add-on is 4 parts, and extracting oily add-on out is 4.0 parts, and tire glue powder and SBR add-on are respectively 15 parts and 2.0 parts, and linking agent sulphur add-on is 015 part.Its character is seen table 2, this compound test specimen 30 ℃ 3
#Aviation kerosene soaked after 24 hours, and oil-proofness result sees table 2.
Embodiment 3
Prepare asphalt pavement material according to embodiment 1 method, different is that Sasobit wax add-on is 3 parts, and extracting oily add-on out is 8.0 parts, and tire glue powder and SBR add-on are respectively 18 parts and 1.5 parts, and linking agent sulphur add-on is 0.18 part.Its character is seen table 2.This compound test specimen 30 ℃ 3
#Aviation kerosene soaked after 24 hours, and oil-proofness result sees table 2.
Embodiment 4
Prepare asphalt pavement material according to embodiment 1 method, different is that Sasobit wax add-on is 2.5 parts, and extracting oily add-on out is 10.0 parts, and tire glue powder and SBR add-on are respectively 20 parts and 1.0 parts, and linking agent sulphur add-on is 0.25 part.Its character is seen table 2, this compound test specimen 30 ℃ 3
#Aviation kerosene soaked after 24 hours, and oil-proofness result sees table 2.
Comparative example 1
Prepare asphalt pavement material according to embodiment 1 method, different is not add Sasobit wax, and extracting oily add-on out is 4.0 parts, and tire glue powder and SBR add-on are respectively 15 parts and 2.0 parts, and linking agent sulphur add-on is 0.15 part.Its character is seen table 2, this compound test specimen 30 ℃ 3
#Aviation kerosene soaked after 24 hours, and oil-proofness result sees table 2.
Comparative example 2
The mineral aggregate that with the basic asphalt is sticker and table 1 grating carries out compound standard Marshall specimen molding.Press among the embodiment 1 with the quadrat method evaluation.This compound test specimen 30 ℃ 3
#Aviation kerosene soaked after 24 hours, and oil-proofness result sees table 2.
Can find out by table 2; The eco-friendly oil-proofness asphalt pavement material of the present invention; The employing using rubber powder of waste tire is a properties-correcting agent; Solve the waste and used rubber tyre problem of environmental pollution, contained tree elastomer, viton etc. in the using rubber powder of waste tire, can significantly improve the use properties and the temperature sensibility of oil-proofness bituminous pavement.And in the asphalt pavement material of this invention owing to introduced macromolecule wax; Make the oil resistance of asphalt pavement material improve greatly, it has reduced the high temperature viscosity of ground surface material significantly simultaneously, promptly can reduce the hot mix and the construction temperature of asphalt; Reduce energy expenditure; Improve construction workability, reduce discharge of harmful gases such as smog, reduce environmental pollution.
Table 1AC-13 building stones grating
Table 2 embodiment and comparative example asphalt pavement material are formed and character
Claims (10)
1. eco-friendly oil-proofness asphalt pavement material comprises following component by weight:
Basic asphalt: 100 parts;
Using rubber powder of waste tire: 5～25 parts, be preferably 10～20 parts;
Styrene butadiene rubber sbr: 0.5～5 part, preferred 1～3 part;
Macromolecule wax: 1～10 part, preferred 2.5～5 parts;
Linking agent: 0.1～0.3 part.
2. according to the described asphalt pavement material of claim 1, it is characterized in that: the penetration degree of basic asphalt is 60～400/10mm.
3. according to the described asphalt pavement material of claim 1, it is characterized in that: in the asphalt pavement material, add the furfural treatment or the phenol treating that are rich in aromatic hydrocarbons and extract oil out, extracting oily add-on out is below 15% of basic asphalt weight, is preferably 1%～10%.
4. according to the described asphalt pavement material of claim 1, it is characterized in that: the using rubber powder of waste tire granularity is 60～200 orders.
5. according to the described asphalt pavement material of claim 1, it is characterized in that: macromolecule wax is the wax that the fischer-tropsch building-up process obtains, and melt drop temperature is not less than 100 ℃.
6. according to the described asphalt pavement material of claim 1, it is characterized in that: the melt drop temperature of macromolecule wax is 100～120 ℃.
7. according to the described asphalt pavement material of claim 1, it is characterized in that: linking agent is selected from a kind of in elemental sulfur, the sulfocompound or metal oxide-type linking agent.
8. according to the described asphalt pavement material of claim 1, it is characterized in that: in the asphalt pavement material, add viscosity modifier, inhibitor or penetration degree properties-correcting agent as required.
9. the described oil resistant asphalt pavement material of claim 1 preparation method is characterized in that: with basic asphalt, optionally add and be rich in the mediation of aromatic hydrocarbons extraction oil; Be heated to molten state; Add macromolecule wax, stirring reaction under molten state adds using rubber powder of waste tire and styrene-butadiene rubber(SBR) insulation swelling then; Add linking agent again, adopt high-shear machine or colloidal mill to grind and make final eco-friendly oil-proofness asphalt pavement material.
10. according to the described method of claim 9, it is characterized in that:, optionally add and be rich in the mediation of aromatic hydrocarbons extraction oil basic asphalt; Being heated to molten state, adding macromolecule wax, is under 300～500rpm/min condition with stirring velocity for 140～160 ℃ in temperature; Stirring reaction 30～60 minutes; Continue to be warmed up to 160～180 ℃, added using rubber powder of waste tire and styrene-butadiene rubber(SBR) insulation swelling 30～90 minutes, add linking agent again; In specific equipments such as high-shear machine or colloidal mill, grinding 30～180 minutes under 160～180 ℃, make final eco-friendly oil-proofness asphalt pavement material.
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Cited By (10)
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| CN103146207A (en) * | 2013-03-19 | 2013-06-12 | 湖北国创高新材料股份有限公司 | Ultraviolet aging-resistant compound modified asphalt and preparation method thereof |
| CN103468010A (en) * | 2013-09-24 | 2013-12-25 | 山东金石沥青股份有限公司 | Modified asphalt as well as preparation method thereof |
| CN104559238A (en) * | 2013-10-22 | 2015-04-29 | 中国石油化工股份有限公司 | Low-temperature resistant anti-cracking asphalt and preparation method thereof |
| CN105541181A (en) * | 2015-12-29 | 2016-05-04 | 酒泉荣泰橡胶科技发展有限公司 | Rubber powder pavement material and construction method thereof |
| CN106589993A (en) * | 2016-12-19 | 2017-04-26 | 安徽世界村新材料有限公司 | High temperature-resistant and highly-stable waste rubber powder modified waterproof coil asphalt material and preparation method thereof |
| CN106751974A (en) * | 2016-12-22 | 2017-05-31 | 上海浦东路桥沥青材料有限公司 | A kind of high performance modified bitumen ground surface material |
| CN107434378A (en) * | 2017-08-22 | 2017-12-05 | 绍兴职业技术学院 | A kind of sponge city low-carbon environment-friendly waste asphalt mixture composite permeable mortar and preparation method thereof |
| CN107760045A (en) * | 2017-10-23 | 2018-03-06 | 内蒙古综合交通科学研究院有限责任公司 | A kind of compounded rubber powder-modified asphalt and preparation method thereof |
| CN113402983A (en) * | 2021-05-29 | 2021-09-17 | 山东哈力克新材料科技有限公司 | Color coating material for road and preparation method thereof |
| CN115678296A (en) * | 2021-07-27 | 2023-02-03 | 中国石油化工股份有限公司 | Asphalt anti-stripping agent and preparation method and application thereof |
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|---|---|---|---|---|
| CN103146207A (en) * | 2013-03-19 | 2013-06-12 | 湖北国创高新材料股份有限公司 | Ultraviolet aging-resistant compound modified asphalt and preparation method thereof |
| CN103146207B (en) * | 2013-03-19 | 2015-06-24 | 湖北国创高新材料股份有限公司 | Ultraviolet aging-resistant compound modified asphalt and preparation method thereof |
| CN103468010A (en) * | 2013-09-24 | 2013-12-25 | 山东金石沥青股份有限公司 | Modified asphalt as well as preparation method thereof |
| CN103468010B (en) * | 2013-09-24 | 2015-12-23 | 山东金石沥青股份有限公司 | A kind of modifying asphalt and preparation method thereof |
| CN104559238A (en) * | 2013-10-22 | 2015-04-29 | 中国石油化工股份有限公司 | Low-temperature resistant anti-cracking asphalt and preparation method thereof |
| CN104559238B (en) * | 2013-10-22 | 2016-11-16 | 中国石油化工股份有限公司 | A kind of low-temperature resistance cracking Colophonium and preparation method thereof |
| CN105541181A (en) * | 2015-12-29 | 2016-05-04 | 酒泉荣泰橡胶科技发展有限公司 | Rubber powder pavement material and construction method thereof |
| CN105541181B (en) * | 2015-12-29 | 2016-09-07 | 酒泉荣泰橡胶科技发展有限公司 | A kind of rubber powder ground surface material and construction method |
| CN106589993A (en) * | 2016-12-19 | 2017-04-26 | 安徽世界村新材料有限公司 | High temperature-resistant and highly-stable waste rubber powder modified waterproof coil asphalt material and preparation method thereof |
| CN106751974A (en) * | 2016-12-22 | 2017-05-31 | 上海浦东路桥沥青材料有限公司 | A kind of high performance modified bitumen ground surface material |
| CN107434378A (en) * | 2017-08-22 | 2017-12-05 | 绍兴职业技术学院 | A kind of sponge city low-carbon environment-friendly waste asphalt mixture composite permeable mortar and preparation method thereof |
| CN107434378B (en) * | 2017-08-22 | 2020-10-09 | 绍兴职业技术学院 | Low-carbon environment-friendly waste asphalt mixture composite permeable mortar for sponge city and preparation method thereof |
| CN107760045A (en) * | 2017-10-23 | 2018-03-06 | 内蒙古综合交通科学研究院有限责任公司 | A kind of compounded rubber powder-modified asphalt and preparation method thereof |
| CN113402983A (en) * | 2021-05-29 | 2021-09-17 | 山东哈力克新材料科技有限公司 | Color coating material for road and preparation method thereof |
| CN115678296A (en) * | 2021-07-27 | 2023-02-03 | 中国石油化工股份有限公司 | Asphalt anti-stripping agent and preparation method and application thereof |
| CN115678296B (en) * | 2021-07-27 | 2023-10-10 | 中国石油化工股份有限公司 | Asphalt stripping-resistant agent, and preparation method and application thereof |
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Application publication date: 20120516 |