CN102304289A - Road asphalt prepared by adding plant asphalt to petroleum asphalt and production method thereof - Google Patents
Road asphalt prepared by adding plant asphalt to petroleum asphalt and production method thereof Download PDFInfo
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- CN102304289A CN102304289A CN 201110289149 CN201110289149A CN102304289A CN 102304289 A CN102304289 A CN 102304289A CN 201110289149 CN201110289149 CN 201110289149 CN 201110289149 A CN201110289149 A CN 201110289149A CN 102304289 A CN102304289 A CN 102304289A
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Abstract
The invention relates to a road asphalt prepared by adding plant asphalt to petroleum asphalt and a production method thereof, belonging to the field of communications and transportation. The road asphalt is prepared from the following raw materials in parts by weight: 100 parts of petroleum asphalt, 20-100 parts of plant asphalt, cellulose or starch, and rosin, wherein the ratio of cellulose or starch to plant asphalt is 0.01-0.1, and the ratio of rosin to plant asphalt is 0.01-0.03. The plant asphalt and petroleum asphalt (or rubber asphalt, rubber modified asphalt) have favorable compatibility under the actions of the stabilizer and tackifier, thereby improving the service performance of the asphalt and asphalt mixture; and thus, the invention provides a new way and new method for substituting for part of petroleum asphalt. The road asphalt provided by the invention has high viscosity and high softening point; and the on the premise of good mix design, the asphalt mixture has certain high-temperature stability, and can enhance the rutting deformation resistance of an asphalt concrete pavement with high temperature and heavy-load traffic.
Description
Technical field
The invention belongs to traffic and transport field, relate to a kind of improvement of road construction material.
Background technology
" communications and transportation " the 12 " development program " of Department of Transportation's issue; China plans 12 ends; The motorway total kilometrage reaches 10.8 ten thousand kilometers, covers 200,000 above urban population cities more than 90%, and China's population will all couple together with motorway above 200,000 city.Secondary and above highway mileage reach 650,000 kilometers, and state's provincial highway general technical situation reaches level such as good, and the rural highway total kilometrage reaches 3,900,000 kilometers.And the year ends 2010, China's motorway mileage open to traffic has reached 7.4 ten thousand kilometers, 450,000 kilometers on the above highway of secondary.On the other hand, in recent years, along with building up of high-grade highway net; The volume of traffic has had bigger increase; Because developing rapidly of road construction, passenger-cargo freight volume and passenger-cargo volume of the circular flow proportion that transport by road is accomplished increase substantially, and have promoted the quick growth of Chinese national economy.A lot of highways that built up are because heavy traffic; Road conditions are destroyed more serious; Overhaul and reorganization and expansion phase have been got into; In the near future; To changing of existing highway; Expansion project can get more and more; Secondly consequent heavy duty; The overload phenomenon is on the rise; The large percentage of traction engine during particularly the traffic of the trunk lines of national expressways of some outbalances is formed; And the overload phenomenon is very serious; Along with the volume of traffic increases and heavy duty; The increase road surface early damage of overloaded vehicle is serious; Cause the thickness of domestic bituminous pavement constantly to increase; Asphalt content continues to increase; The road surface cost constantly rises, and along with the long-term high-order operation of international petroleum price, causes domestic asphalt price higher.China is the poor countries of petroleum resources, and petrochemical industry now can be the further cracking of most of pitch fuel oil and other technical oilss, fat, so in the long term, the pitch resource is shortage more, most pitch dependence on import.
At present, the plant asphalt in market mostly is the waste after the vegetables oil refining, accounts for about 3～5% of vegetables oil massfraction.Its main component is 60～80% lipid acid and pohytol; Oil soluble and pitch are approaching, are mainly used in to produce casting binder, Rubber Softener, concrete prefabricated separant, black printing printing ink, bituminous composition, coating, surface activity carbon, leather agent and low-volatility fuel or the like.
Also having a kind of plant asphalt is to utilize starchiness material or maize straw, wheat straw etc. to refine remaining waste behind the materials such as xylogen, vegetable-protein; These wastes are mostly thrown away at present; Having wasted ample resources, promptly is plant asphalt but become macromolecular cpd material afterwards through simple process.
Summary of the invention
The objective of the invention is: provide a kind of utilize plant asphalt be added into petroleum pitch as road with pitch and working method, it utilizes the byproduct of straw processing is plant asphalt, instead of part petroleum pitch is used for building of highway.
Road of the present invention with pitch is:
Petroleum pitch: 100
Plant asphalt: 20～100
Mierocrystalline cellulose or starch (stablizer): 0.01～0.1 of plant asphalt umber
Rosin (thickening material): 0.01～0.03 of plant asphalt umber
Above-mentioned raw materials is a weight ratio.
Wherein petroleum pitch also comprises rubber asphalt or the rubber modified asphalt that road is used.
If petroleum pitch replaces with rubber asphalt or rubber modified asphalt, the additive that needs to add is that sulphur is 0.005～0.01 of rubber asphalt or rubber modified asphalt umber.
Plant asphalt is to utilize starchiness material or maize straw, wheat straw etc. to refine remaining waste behind the materials such as xylogen, vegetable-protein, through being processed into the material after the macromolecular cpd.
Petroleum pitch is a kind of byproduct of Crude Oil Processing; Be heavy-gravity liquid, semisolid or the solid of black or chocolate at normal temperatures; Mainly contain the hydro carbons and the non-hydrocarbons derivative that dissolve in trieline, its character changes with the different of working method with forming with the crude oil source.
Rubber asphalt is with the dispersion agent of pitch as rubber powder, with rubber powder and petroleum pitch miscible a kind of modifying asphalt of processing under hot conditions of high dosage.Claim asphalt rubber again.
Rubber modified asphalt is meant rubber powder and matrix petroleum pitch, has added SBS, PE or other additives, finished product asphaltum that produce in batch production, that have higher storage stability.SBS, PE or other additives are 1%～2% (weight ratio) of rubber powder.
Working method of the present invention is:
A. with plant asphalt and petroleum pitch (or rubber asphalt, rubber modified asphalt) heating, temperature is at 140 ℃～190 ℃;
B. plant asphalt that will heat and petroleum pitch (or rubber asphalt, rubber modified asphalt) are by weight proportion; Pump into respectively in the jar with high-speed shearing equipment; And the adding stablizer stirs 10-20min; Add thickening material again and additive stirs 5-10min, the mixture that mixes that obtains is finished product.Should continue to stir confession when depositing and use, the finished product temperature is not less than 140 ℃, and the finished product that mixes pumps into asphalt tank and supplies the bituminous concrete amalgamator to use.
The invention has the beneficial effects as follows: adopt plant asphalt and petroleum pitch (or rubber asphalt, rubber modified asphalt) under the effect of stablizer and tackifier; Make it have intermiscibility preferably; Improving the use properties of pitch and asphalt, is a new approach and the new method that substitutes part petroleum pitch.
The pitch that present technique is produced has high viscosity, high softening-point, and under the prerequisite of carrying out good proportioning design, asphalt has certain high temperature stability, can improve the ability of the anti-rutting deformation of bituminous concrete pavement high temperature and heavily loaded traffic.Improved the anti-low-temperature cracking ability under cold district and the heavy load; Make that pitch is anti-aging, antioxidant property improves, have the ability of higher fatigue resistance and opposing reflection crack, help prolongs life; Make full use of renewable resources and substitute day by day exhausted petroleum pitch; Have good energy-conserving and environment-protective performance, the protection environment has been realized utilization of waste material.
Compare the refinement of vegetable oil residue; The renewable pitch of biochemical industry method refining has possessed the requirement that large-scale industrialization is produced; Measuring and calculating according to pertinent data; Useful C5, the C6 sugar of maize straw accounts for about 60% of its quality proportion greatly; Can directly refine into the alcohol fuel or the polyvalent alcohol of high added value; Remaining 30% part can directly be refined into plant asphalt, is equivalent to 18% of maize straw per ton and can refines into plant asphalt.
Utilize plant asphalt to substitute petroleum pitch; The comprehensive utilization refuse; Can not only improve the pavement performance of bituminous pavement; Prolong service life of road surface; Reduce the road construction cost; And play and administer the effect of polluting, economizing on resources, fully utilize a large amount of junks, meet national environmental protection policy and the requirement of developing a circular economy, building a conservation-minded society, the concrete practice of implementing the strategy of sustainable development and implement scientific view of development especially.Have tangible economic and social benefit, therefore applying this investigative technique has crucial meaning.
Embodiment 1
(1) with plant asphalt and petroleum pitch heating, temperature is at 160～170 ℃;
(2) plant asphalt that will heat and petroleum pitch pump into respectively in the jar with high-speed shearing equipment in 3: 7 ratios, and add the stablizer of 3% (weight ratio) of plant asphalt, stir 10-20min.
(3) 1% (weight ratio) thickening material that adds plant asphalt again stirs 5-10min, and the mixture that mixes that obtains is finished product.
Should continue to stir confession when depositing and use, the finished product temperature is not less than 140 ℃, and the finished product that mixes pumps into asphalt tank and supplies the bituminous concrete amalgamator to use.
Embodiment 2
Petroleum pitch is become rubber asphalt, add 0.9% sulphur of rubber asphalt weight again, other is identical with embodiment 1.
Embodiment 3
Petroleum pitch is become rubber modified asphalt, add 0.6% sulphur of rubber asphalt weight again, other is identical with embodiment 1.
Claims (4)
1. one kind is utilized plant asphalt to be added into petroleum pitch as road pitch, and its road with pitch is:
Petroleum pitch: 100
Plant asphalt: 20～100
Mierocrystalline cellulose or starch (stablizer): 0.01～0.1 of plant asphalt umber
Rosin (thickening material): 0.01～0.03 of plant asphalt umber
Above-mentioned raw materials is a weight ratio.
2. a kind of plant asphalt that utilizes as claimed in claim 1 is added into petroleum pitch as road pitch, and its road with pitch is: petroleum pitch comprises rubber asphalt or the rubber modified asphalt that road is used.
3. be added into petroleum pitch as road pitch like claim 1 and 2 described a kind of plant asphalts that utilize; Its road with pitch is: petroleum pitch replaces with rubber asphalt or rubber modified asphalt, and the additive that needs to add is that sulphur is 0.005～0.01 of rubber asphalt or rubber modified asphalt umber.
4. a kind of plant asphalt that utilizes as claimed in claim 1 is added into petroleum pitch as road PRODUCTION OF PITCH method, and its method is:
A. with plant asphalt and petroleum pitch heating, temperature is at 140 ℃～190 ℃;
B. plant asphalt that will heat and petroleum pitch are by weight proportion; Pump into respectively in the jar with high-speed shearing equipment; And add stablizer and stir 10-20min, adding thickening material again and additive stirs 5-10min, the mixture that mixes that obtains is finished product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110289149 CN102304289B (en) | 2011-09-27 | 2011-09-27 | Road asphalt prepared by adding plant asphalt to petroleum asphalt and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110289149 CN102304289B (en) | 2011-09-27 | 2011-09-27 | Road asphalt prepared by adding plant asphalt to petroleum asphalt and production method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN102304289A true CN102304289A (en) | 2012-01-04 |
| CN102304289B CN102304289B (en) | 2013-03-27 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660124A (en) * | 2012-05-07 | 2012-09-12 | 哈尔滨工业大学 | Bio-asphalt material for road and preparation method for bio-asphalt material |
| CN102703103A (en) * | 2012-06-20 | 2012-10-03 | 东华大学 | Method for preparing environment-friendly waterproof plant asphalt by using plant raw materials |
| CN102718439A (en) * | 2012-06-20 | 2012-10-10 | 上海睿志贸易有限公司 | Method for road engineering by mixing plant asphalt and petroleum asphalt |
| CN102766340A (en) * | 2012-08-13 | 2012-11-07 | 交通运输部公路科学研究所 | Modified biological asphalt material, biological asphalt mixture, preparation method thereof and applications |
| CN103483836A (en) * | 2013-09-24 | 2014-01-01 | 交通运输部公路科学研究所 | Modified asphalt and preparation method thereof as well as mixture containing same |
| CN103628388A (en) * | 2013-12-06 | 2014-03-12 | 东华大学 | Equipment and method for preparing matrix asphalt for road building |
| CN103664061A (en) * | 2013-11-15 | 2014-03-26 | 交通运输部公路科学研究所 | Flexible bituminous mixture, preparation method and application thereof |
| CN104109397A (en) * | 2013-04-19 | 2014-10-22 | 厦门大学 | Preparation for fiber composite powder and new technology of fiber composite powder as addition composition of modified asphalt |
| CN104629392A (en) * | 2015-03-06 | 2015-05-20 | 西安公路研究院 | Environment-friendly type high-permeability emulsified asphalt based on plant asphalt |
| EP2883914A4 (en) * | 2012-08-13 | 2016-04-06 | Res Inst Highway Mini Transp | Biological asphalt, biological asphalt composite and preparation method thereof |
| CN112126406A (en) * | 2020-09-30 | 2020-12-25 | 邵阳市建国防水材料厂 | Two-component non-curing waterproof sealant and preparation method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104441290B (en) * | 2014-11-13 | 2017-09-19 | 交通运输部公路科学研究所 | A kind of blending method of modification biological asphalt |
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| CN101205382A (en) * | 2006-12-21 | 2008-06-25 | 上海群康沥青科技有限公司 | Rubber asphalt composition |
| CN101765641A (en) * | 2007-07-26 | 2010-06-30 | 阿克佐诺贝尔股份有限公司 | adhesion and cohesion modifiers for asphalt |
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| CN101205382A (en) * | 2006-12-21 | 2008-06-25 | 上海群康沥青科技有限公司 | Rubber asphalt composition |
| CN101765641A (en) * | 2007-07-26 | 2010-06-30 | 阿克佐诺贝尔股份有限公司 | adhesion and cohesion modifiers for asphalt |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102660124A (en) * | 2012-05-07 | 2012-09-12 | 哈尔滨工业大学 | Bio-asphalt material for road and preparation method for bio-asphalt material |
| CN102718439B (en) * | 2012-06-20 | 2014-09-24 | 上海睿志贸易有限公司 | Method for road engineering by mixing plant asphalt and petroleum asphalt |
| CN102703103A (en) * | 2012-06-20 | 2012-10-03 | 东华大学 | Method for preparing environment-friendly waterproof plant asphalt by using plant raw materials |
| CN102718439A (en) * | 2012-06-20 | 2012-10-10 | 上海睿志贸易有限公司 | Method for road engineering by mixing plant asphalt and petroleum asphalt |
| CN102766340A (en) * | 2012-08-13 | 2012-11-07 | 交通运输部公路科学研究所 | Modified biological asphalt material, biological asphalt mixture, preparation method thereof and applications |
| US9752098B2 (en) | 2012-08-13 | 2017-09-05 | Research Institute Of Highway, Ministry Of Transportation | Bio-asphalt, bio-asphalt composition and method for preparing them |
| EP2883914A4 (en) * | 2012-08-13 | 2016-04-06 | Res Inst Highway Mini Transp | Biological asphalt, biological asphalt composite and preparation method thereof |
| CN104109397A (en) * | 2013-04-19 | 2014-10-22 | 厦门大学 | Preparation for fiber composite powder and new technology of fiber composite powder as addition composition of modified asphalt |
| CN104109397B (en) * | 2013-04-19 | 2017-08-11 | 厦门大学 | A kind of preparation of fiber composite powder and the novel technique that component is added as modified pitch |
| CN103483836B (en) * | 2013-09-24 | 2015-07-15 | 交通运输部公路科学研究所 | Modified asphalt and preparation method thereof as well as mixture containing same |
| CN103483836A (en) * | 2013-09-24 | 2014-01-01 | 交通运输部公路科学研究所 | Modified asphalt and preparation method thereof as well as mixture containing same |
| CN103664061A (en) * | 2013-11-15 | 2014-03-26 | 交通运输部公路科学研究所 | Flexible bituminous mixture, preparation method and application thereof |
| CN103628388B (en) * | 2013-12-06 | 2015-10-28 | 东华大学 | A kind of equipment and method preparing the matrix pitch of building the road |
| CN103628388A (en) * | 2013-12-06 | 2014-03-12 | 东华大学 | Equipment and method for preparing matrix asphalt for road building |
| CN104629392A (en) * | 2015-03-06 | 2015-05-20 | 西安公路研究院 | Environment-friendly type high-permeability emulsified asphalt based on plant asphalt |
| CN112126406A (en) * | 2020-09-30 | 2020-12-25 | 邵阳市建国防水材料厂 | Two-component non-curing waterproof sealant and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN102304289B (en) | 2013-03-27 |
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Owner name: JILIN TRAFFIC PLANNING AND DESIGN INSTITUTE Free format text: FORMER OWNER: LUAN HAI Effective date: 20150609 |
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Effective date of registration: 20150609 Address after: 130021 Changchun workers and peasants Road, Jilin, No. 689 Patentee after: Jilin Communications Planning and Design Institute Address before: 130021 Jilin highway exploration and Design Institute, No. 689 worker peasant Road, Jilin, Changchun Patentee before: Luan Hai |