CN104403336A - Plant asphalt-based universal road surface reclaiming agent and preparation method thereof - Google Patents
Plant asphalt-based universal road surface reclaiming agent and preparation method thereof Download PDFInfo
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- CN104403336A CN104403336A CN201410702323.5A CN201410702323A CN104403336A CN 104403336 A CN104403336 A CN 104403336A CN 201410702323 A CN201410702323 A CN 201410702323A CN 104403336 A CN104403336 A CN 104403336A
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Abstract
The invention discloses a plant asphalt-based universal road surface reclaiming agent. The plant asphalt-based universal road surface reclaiming agent has very high compatibility with asphalt and comprises the following components in parts by weight: 30 to 60 parts of plant asphalt, 40 to 70 parts of base oil, 1 to 4.0 parts of a viscosity modifier, 0.1 to 4.5 parts of an antioxidant; a method for preparing and using the plant asphalt-based universal road surface reclaiming agent comprises the following steps: (1) throwing the viscosity modifier and the antioxidant into a reaction kettle, pumping the base oil into the reaction kettle by using a pump, stirring, heating to 80 to 100 DEG C, and stirring for 2 to 4 hours, wherein the stirring speed is 80 to 130 rpm, and the base oil is required to be heated to 60 to 80 DEG C and pumped out by using the pump during winter production; (2) storing the plant asphalt in a storage tank at the constant temperature of 130 DEG C, pumping the plant asphalt into the reaction kettle by using the pump according to the weight, controlling the reaction temperature to be 80 to 100 DEG C, stirring for 1 to 3 hours at the stirring speed of 80 to 130 rpm, and naturally cooling. When the plant asphalt is used on site, a reclaiming agent material is directly thrown into the recycled asphalt material during on site use, and the using amount of the plant asphalt is 5 to 30 percent of the recycled asphalt material.
Description
Technical field
The present invention relates to a kind of universality pavement recycling agent material based on plant asphalt.
Background technology
Plant asphalt extracts edible oil, biofuel, the by product that lipid acid is produced and produced after various operation process in pulping wood paper-making process, therefore be also divided into soya-bean oil pitch according to the plants pitch extracting oil, Rice pollard oil pitch, Oleum Gossypii semen pitch, rape oil pitch, tall oil pitch etc., this pitch is mainly used in production binding agent, Rubber Softener, concrete prefabricated separant, black printed ink, bituminous varnish etc., patent CN102304289B, plant asphalt is added in petroleum pitch and uses as road bitumen by CN10271843A and CN 103013142 A.The plant asphalt of production is also applied in road construction by Changchun great achievement industry group, and has carried out the making of Experiment Road.
Bituminous pavement in use, is subject to various natural cause, as the effect of oxygen, temperature, illumination, water etc., the change of a series of physics and chemistry can occur, cause the character of pitch to degenerate gradually, mainly hardeningly becomes fragile, and finally can not use.The Main Function of pavement recycling agent is that the bituminous matter making to condense in weathering process dissolves dispersion again, supplements the oil content of losing in ageing of asphalt process, recovers the performance of pitch.For aging modifying asphalt, except the oil content of replenish loss, also need to decompose the macromolecule modifier in original pitch, the performance of pitch can be recovered completely.
Containing a large amount of lightweight oil contents in plant asphalt, exactly can supplement the oil content of losing in ageing of asphalt process, and containing high-boiling point alcohol in plant asphalt, ether material, can dissolve the High polymer asphalt modifier in dispersion aged asphalt, make plant asphalt and aged asphalt have good consistency, therefore no matter aged asphalt is matrix pitch or modifying asphalt, plant asphalt can make its performance be restored, and namely the performance recovery effect of plant asphalt to aged asphalt has universality.And plant asphalt does not derive from petrochemical industry, meet the requirement of environment protection.
Summary of the invention
The object of this invention is to provide a kind of universality pavement recycling agent material based on plant asphalt, itself and pitch have good consistency, can the oil content of losing in ageing of asphalt process be supplemented, and dissolve the macromolecule modifier in the original pitch of dispersion, play the effect of regeneration asphalt.
For solving the problem, the invention provides a kind of pavement recycling agent based on plant asphalt, its component and ratio of weight and number content are:
Composition consumption
Plant asphalt 30 ~ 60
Base oil 40 ~ 70
Viscosity modifier 1 ~ 4.0
Antioxidant 0.1 ~ 4.5
Described plant asphalt be extract edible oil, biofuel, lipid acid produces and one or more of byproduct in pulping wood paper-making process.
The technical parameter of described plant asphalt is: softening temperature (DEG C) 30 ~ 40, penetration degree (1/10mm) 170 ~ 230,25 DEG C of density (g/cm
3) 0.95 ~ 1.05,60 DEG C of viscosity (Pas) 20 ~ 100, flash-point (DEG C) > 210;
Described base oil is one or more in aromatic hydrocarbon oil, naphthenic oil, solvent oil and furfural extract oil, preferred aromatic hydrocarbons oil, aromaticity content >=60%.
Described viscosity modifier is the material that can improve property of viscosity versus temperature, can be polymethacrylate, one or more in ethylene propylene copolymer.
Described antioxidant is antioxidant 1010, antioxidant 1076, irgasfos 168, one or more of DLTP.
The above-mentioned universality pavement recycling agent material based on plant asphalt, it is prepared according to following technical process and uses:
(1), viscosity modifier and antioxidant are dropped in reactor, with pump suction base oil, stir, be heated to 80 ~ 100 DEG C, stir 2 ~ 4 hours, stirring velocity is 80 ~ 130 revs/min, base oil should be preheated to 60 ~ 80 DEG C and extract out with pump during winter production;
(2), by plant asphalt be stored in the storage tank of 130 DEG C of constant temperature, by described weight with being pumped in reactor, controlling temperature of reaction is 80 ~ 100 DEG C, and stir 1 ~ 3 hour, stirring velocity is 80 ~ 130 revs/min, treats its naturally cooling.
Directly dropped into by regenerator material during onsite application and reclaim in asphalt material, consumption is generally and reclaims 5% ~ 30% of asphalt material.
Feature of the present invention is:
Adopt plant asphalt, base oil, viscosity modifier and antioxidant to prepare pavement recycling agent material, make it have universality, be applicable to various reclaimed asphalt pavement, be the new way that plant asphalt uses, there is environment protection significance.
The invention has the beneficial effects as follows:
Containing a large amount of oil contents in plant asphalt, exactly can supplement the oil content of losing in ageing of asphalt process, and containing high-boiling point alcohol in plant asphalt, ether material, the High polymer asphalt modifier in dispersion aged asphalt can be dissolved, plant asphalt and aged asphalt is made to have good consistency, therefore no matter aged asphalt is matrix pitch or modifying asphalt, plant asphalt can make its performance be restored, namely the performance recovery effect of plant asphalt to aged asphalt has universality, has wide practical use.And plant asphalt does not derive from petrochemical industry, comprehensive utilization refuse, meets the requirement of environment protection, has obvious economic and social benefit.
Embodiment
Embodiment 1
A kind of universality pavement recycling agent based on plant asphalt and preparation method thereof, comprises the steps:
(1), its component and ratio of weight and number content are: plant asphalt 30, the aromatic hydrocarbon oil 65 that aromaticity content is greater than 60%, polymethacrylate 2.5, antioxidant 1010 2.5;
(2), by polymethacrylate and antioxidant 1010 drop in reactor, with pump suction aromatic hydrocarbon oil, stir, be heated to 100 DEG C, stir 3 hours, stirring velocity is 130 revs/min;
(3), by plant asphalt be stored in the storage tank of 130 DEG C of constant temperature, by described weight with being pumped in reactor, controlling temperature of reaction is 80 DEG C, and stir 2 hours, stirring velocity is 130 revs/min, treats its naturally cooling.
Embodiment 2
A kind of universality pavement recycling agent based on plant asphalt and preparation method thereof, comprises the steps:
(1), its component and ratio of weight and number content are: plant asphalt 50, furfural extract oil 35, aromatic hydrocarbon oil 10, ethylene propylene copolymer 1.5, antioxidant 1010 3.5;
(2), by ethylene propylene copolymer and antioxidant 1010 drop in reactor, with pump suction furfural extract oil and aromatic hydrocarbon oil, stir, be heated to 90 DEG C, stir 2 hours, stirring velocity is 130 revs/min;
(3), by plant asphalt be stored in the storage tank of 130 DEG C of constant temperature, by described weight with being pumped in reactor, controlling temperature of reaction is 90, and stir 1.5 hours, stirring velocity is 130 revs/min, treats its naturally cooling.
Embodiment 3
A kind of universality pavement recycling agent based on plant asphalt and preparation method thereof, comprises the steps:
(1), its component and ratio of weight and number content are: plant asphalt 60, aromatic hydrocarbon oil 30, naphthenic oil 8, ethylene propylene copolymer 1.0, DLTP 1.0;
(2), by ethylene propylene copolymer and DLTP drop in reactor, with pump suction aromatic hydrocarbon oil and naphthenic oil, stir, be heated to 90 DEG C, stir 2 hours, stirring velocity is 130 revs/min;
(3), by plant asphalt be stored in the storage tank of 130 DEG C of constant temperature, by described weight with being pumped in reactor, controlling temperature of reaction is 100, and stir 1.0 hours, stirring velocity is 130 revs/min, treats its naturally cooling.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (9)
1., based on a pavement recycling agent for plant asphalt, its component and ratio of weight and number content are:
Composition consumption
Plant asphalt 30 ~ 60
Base oil 40 ~ 70
Viscosity modifier 1 ~ 4.0
Antioxidant 0.1 ~ 4.5
Described plant asphalt be extract edible oil, biofuel, lipid acid produces and one or more of byproduct in pulping wood paper-making process;
The technical parameter of described plant asphalt is: softening temperature (DEG C) 30 ~ 40, penetration degree (1/10mm) 170 ~ 230,25 DEG C of density (g/cm
3) 0.95 ~ 1.05,60 DEG C of viscosity (Pas) 20 ~ 100, flash-point (DEG C) > 210;
Described base oil is one or more in aromatic hydrocarbon oil, naphthenic oil, solvent oil and furfural extract oil;
Described viscosity modifier is polymethacrylate, one or more in ethylene propylene copolymer;
Described antioxidant is antioxidant 1010, antioxidant 1076, irgasfos 168, one or more of DLTP.
2. a kind of pavement recycling agent based on plant asphalt as claimed in claim 1, is characterized in that: described base oil is aromatic hydrocarbon oil, wherein aromaticity content >=60%.
3. a kind of pavement recycling agent based on plant asphalt as claimed in claim 1 or 2, is characterized in that: its component and ratio of weight and number content are: plant asphalt 30, the aromatic hydrocarbon oil 65 that aromaticity content is greater than 60%, polymethacrylate 2.5, antioxidant 1010 2.5.
4. a kind of pavement recycling agent based on plant asphalt as claimed in claim 1 or 2, is characterized in that: its component and ratio of weight and number content are: plant asphalt 50, furfural extract oil 35, aromatic hydrocarbon oil 10, ethylene propylene copolymer 1.5, antioxidant 1010 3.5.
5. a kind of pavement recycling agent based on plant asphalt as claimed in claim 1 or 2, is characterized in that: its component and ratio of weight and number content are: plant asphalt 60, aromatic hydrocarbon oil 30, naphthenic oil 8, ethylene propylene copolymer 1.0, DLTP 1.0.
6. prepare a method for claim 1 to the 5 pavement recycling agent based on plant asphalt described arbitrarily, it is characterized in that, comprise the steps:
(1), viscosity modifier and antioxidant are dropped in reactor, with pump suction base oil, stir, be heated to 80 ~ 100 DEG C, stir 2 ~ 4 hours, stirring velocity is 80 ~ 130 revs/min, base oil should be preheated to 60 ~ 80 DEG C and extract out with pump during winter production;
(2), by plant asphalt be stored in the storage tank of 130 DEG C of constant temperature, by described weight with being pumped in reactor, controlling temperature of reaction is 80 ~ 100 DEG C, and stir 1 ~ 3 hour, stirring velocity is 80 ~ 130 revs/min, treats its naturally cooling;
Directly dropped into by regenerator material during onsite application and reclaim in asphalt material, consumption is reclaim asphalt material 5% ~ 30%.
7. a kind of method preparing pavement recycling agent based on plant asphalt as claimed in claim 6, is characterized in that: comprise the steps:
(1), its component and ratio of weight and number content are: plant asphalt 30, the aromatic hydrocarbon oil 65 that aromaticity content is greater than 60%, polymethacrylate 2.5, antioxidant 1010 2.5;
(2), by polymethacrylate and antioxidant 1010 drop in reactor, with pump suction aromatic hydrocarbon oil, stir, be heated to 100 DEG C, stir 3 hours, stirring velocity is 130 revs/min;
(3), by plant asphalt be stored in the storage tank of 130 DEG C of constant temperature, by described weight with being pumped in reactor, controlling temperature of reaction is 80 DEG C, and stir 2 hours, stirring velocity is 130 revs/min, treats its naturally cooling.
8. a kind of method preparing pavement recycling agent based on plant asphalt as claimed in claim 6, is characterized in that: comprise the steps:
(1), its component and ratio of weight and number content are: plant asphalt 50, furfural extract oil 35, aromatic hydrocarbon oil 10, ethylene propylene copolymer 1.5, antioxidant 1010 3.5;
(2), by ethylene propylene copolymer and antioxidant 1010 drop in reactor, with pump suction furfural extract oil and aromatic hydrocarbon oil, stir, be heated to 90 DEG C, stir 2 hours, stirring velocity is 130 revs/min;
(3), by plant asphalt be stored in the storage tank of 130 DEG C of constant temperature, by described weight with being pumped in reactor, controlling temperature of reaction is 90, and stir 1.5 hours, stirring velocity is 130 revs/min, treats its naturally cooling.
9. a kind of method preparing pavement recycling agent based on plant asphalt as claimed in claim 6, is characterized in that: comprise the steps:
(1), its component and ratio of weight and number content are: plant asphalt 60, aromatic hydrocarbon oil 30, naphthenic oil 8, ethylene propylene copolymer 1.0, DLTP 1.0;
(2), by ethylene propylene copolymer and DLTP drop in reactor, with pump suction aromatic hydrocarbon oil and naphthenic oil, stir, be heated to 90 DEG C, stir 2 hours, stirring velocity is 130 revs/min;
(3), by plant asphalt be stored in the storage tank of 130 DEG C of constant temperature, by described weight with being pumped in reactor, controlling temperature of reaction is 100, and stir 1.0 hours, stirring velocity is 130 revs/min, treats its naturally cooling.
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| CN201410702323.5A CN104403336B (en) | 2014-11-29 | 2014-11-29 | Method for preparing plant asphalt-based road surface reclaiming agent |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106009724A (en) * | 2016-06-17 | 2016-10-12 | 东南大学 | Modified regenerant and preparation method and application thereof |
| CN107345073A (en) * | 2017-03-10 | 2017-11-14 | 东南大学 | A kind of asphalt pavement regeneration sealant and preparation method based on bioconjugation material |
| CN110330800A (en) * | 2019-07-18 | 2019-10-15 | 湖南鑫长胜材料科技有限公司 | A kind of bitumen regenerant and preparation method |
| CN111607240A (en) * | 2020-04-13 | 2020-09-01 | 佛山市交通科技有限公司 | Asphalt pavement regeneration sealing agent, preparation method thereof and asphalt pavement maintenance method |
| CN111849183A (en) * | 2020-07-31 | 2020-10-30 | 上海缤德新材料科技有限公司 | Regenerant for milling material regenerated thin layer and preparation method and application thereof |
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| 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 |
| CN102911507A (en) * | 2012-11-12 | 2013-02-06 | 江柳 | Composite asphalt modifier as well as preparation method and application method of composite asphalt modifier |
| 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 |
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Patent Citations (4)
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| 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 |
| CN102911507A (en) * | 2012-11-12 | 2013-02-06 | 江柳 | Composite asphalt modifier as well as preparation method and application method of composite asphalt modifier |
| 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 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106009724A (en) * | 2016-06-17 | 2016-10-12 | 东南大学 | Modified regenerant and preparation method and application thereof |
| CN107345073A (en) * | 2017-03-10 | 2017-11-14 | 东南大学 | A kind of asphalt pavement regeneration sealant and preparation method based on bioconjugation material |
| CN110330800A (en) * | 2019-07-18 | 2019-10-15 | 湖南鑫长胜材料科技有限公司 | A kind of bitumen regenerant and preparation method |
| CN110330800B (en) * | 2019-07-18 | 2021-09-24 | 湖南鑫长胜材料科技有限公司 | Asphalt regenerant and preparation method thereof |
| CN111607240A (en) * | 2020-04-13 | 2020-09-01 | 佛山市交通科技有限公司 | Asphalt pavement regeneration sealing agent, preparation method thereof and asphalt pavement maintenance method |
| CN111607240B (en) * | 2020-04-13 | 2022-06-24 | 佛山路桥养护有限公司 | Asphalt pavement regeneration sealing agent, preparation method thereof and asphalt pavement maintenance method |
| CN111849183A (en) * | 2020-07-31 | 2020-10-30 | 上海缤德新材料科技有限公司 | Regenerant for milling material regenerated thin layer and preparation method and application thereof |
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| CN104403336B (en) | 2017-01-11 |
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