CN104513460A - Interface modifier material of aggregate-bitumen and application of interface modifier material - Google Patents

Interface modifier material of aggregate-bitumen and application of interface modifier material Download PDF

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Publication number
CN104513460A
CN104513460A CN201510037854.1A CN201510037854A CN104513460A CN 104513460 A CN104513460 A CN 104513460A CN 201510037854 A CN201510037854 A CN 201510037854A CN 104513460 A CN104513460 A CN 104513460A
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Prior art keywords
modifier material
pitch
aggregate
parts
agent
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CN104513460B (en
Inventor
虞将苗
贺紫晗
杨逸
傅翼飞
吴焯雅
黄鸿浩
罗晗
杨伟儒
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Huayun Tongda (Guangdong) Road Technology Co., Ltd.
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South China University of Technology SCUT
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Abstract

The invention discloses an interface modifier material of aggregate-bitumen and application of the interface modifier material. The interface modifier material is prepared from the following components in parts by weight: 20-40 parts of a solvent, 20-30 parts of resin, 5-20 parts of a coupling agent, 3-10 parts of an accelerant, 0.5-3 parts of a lubricant, 0.5-2 parts of a stabilizer, 0.5-2 parts of an antioxidant, 0.3-2 parts of an emulsifier and 5-10 parts of a processing aid. The modifier material is applied to the surface of the aggregate through a fine atomization system and an efficient foaming system. The interface modifier material of aggregate-bitumen has the effects of improving the adhesion property of the aggregate-bitumen interface to enhance the adhesion of the bitumen and the aggregate, can effectively reduce the use and transport costs of the aggregate, and can be widely applied to the bitumen pavement construction industry of high-grade highways.

Description

A kind ofly to gather materials-interfacial modifier material of pitch and application thereof
Technical field
The present invention relates to interfacial modifier material technical field, particularly a kind ofly to gather materials-interfacial modifier material of pitch and application thereof.
Background technology
At present, flourish along with highway construction, neutral and alkaline high-quality is gathered materials rareness, becomes and is extremely deficient in resources, using stable yield and abundant acidity aggregate to gather materials as asphalt surface be inexorable trend.In order to effectively use this kind of acidity aggregate, various raising must be taked to gather materials and the antistripping measure of asphalt adhesive ability.
The adding technology of tradition antistripping agent lacks specific aim, causes antistripping agent to fail to play effect completely; There is familiar lacunas in parts of traditional antistripping agent, construction technology needs further improvement.Therefore develop that the gathering materials of a kind of excellent property-asphalt interface properties-correcting agent is prior art field problem demanding prompt solution.
Summary of the invention
The present invention overcomes the defect of prior art, provides a kind of to gather materials-interfacial modifier material of pitch and application thereof.This gathers materials-and asphalt interface modifier material reduces gather materials use and transportation cost while guarantee interface modifier adheres to grade.Can effectively promote bituminous pavement quality and increase the service life, formula rationally, be applicable to apply on a large scale.
Object of the present invention is achieved through the following technical solutions:
Gather materials-the interfacial modifier material of pitch, and described interfacial modifier material is prepared by following component, and described component is counted by weight:
Solvent 20 ~ 40
Resin 20 ~ 30
Coupling agent 5 ~ 20
Promotor 3 ~ 10
Lubricant 0.5 ~ 3
Stablizer 0.5 ~ 2
Oxidation inhibitor 0.5 ~ 2
Emulsifying agent 0.3 ~ 2
Tensio-active agent 0.3 ~ 2
Processing aid 5 ~ 10.
Preferably, described solvent is water-soluble solvent, described water-soluble solvent comprise in deionized water or alcohol more than one.
Preferably, described resin is aqueous epoxy resins.
Preferably, described coupling agent is silane coupling agent, and described silane coupling agent is KH-550, and chemical name is γ-aminopropyl triethoxysilane, and molecular formula is NH2CH2CH2CH2Si (OC2H5) 3.
Preferably, described promotor is 928 promotor.
Preferably, described lubricant is soluble oil, and described soluble oil composition comprises water, fiber, glycerine, propyleneglycoles, spices or Sucralose; Described stablizer is lead salt stabilizer.
Preferably, described oxidation inhibitor is more than one in antioxidant 1010, antioxidant 1076 or antioxidant TNP.
Preferably, described emulsifying agent is more than one in gum arabic, sodium alkyl benzene sulfonate.
Preferably, described tensio-active agent is zwitter-ion surface-modifying agent, and described zwitter-ion surface-modifying agent is more than one in Yelkin TTS, amino-type or betaine type; Described processing aid is solidifying agent, and described solidifying agent is more than one in aliphatics amine diethylene triamine (DETA) or aminoethyl piperazine (AE).
A kind ofly to gather materials-interfacial modifier material of pitch is applied to modified aggregate 's surface property used for asphalt mixture.Modifier material is applied to surface of aggregate by finer atomization system and efficient foamed system.
Compared with prior art, the present invention has following income effect:
Provided by the inventionly to gather materials-formula of asphalt interface modifier material and parameter play critical decisive action for the performance of the finished product, gained of the present invention gathers materials-and asphalt interface modifier material can improve-the adhesion property of asphalt interface of gathering materials, strengthen the bonding of pitch and building stones.Effectively can reduce gather materials use and transportation cost simultaneously, high quality asphalt road surface can be widely used in and build industry.
specific implementation method
Do specifically to describe in detail further to the present invention below in conjunction with specific embodiment, but embodiments of the present invention are not limited thereto, for the processing parameter do not indicated especially, can refer to routine techniques and carry out.
embodiment 1
(1) by following formula: 15 parts of KH-550 silane coupling agents (20g), 1 part of soluble oil (glycerine), 1.5 parts of lead salt composite thermal stabilizers, 1 part of antioxidant 1010,0.5 part of sodium alkyl benzene sulfonate, and take 25 parts of aqueous epoxy resins and be dissolved in 20 parts of deionized waters, each component is uniformly mixed.
(2) by following formula: 8 part of 928 promotor, 8 parts of aminoethyl piperazines, be dissolved in 20 parts of deionized waters, makes each component fully be uniformly mixed.
(3) solution mixing step (1) (2) obtained, at room temperature mix and blend, obtains antistripping agent, i.e. interfacial modifier material.
(4) in asphalt, 2%(weight percent is mixed) antistripping agent, surface of aggregate (finer atomization system is the atomisation unit of stone surface modification in a kind of laboratory in patent 201420210732.9, and efficient foamed system is the foam device of stone surface modification in a kind of laboratory in patent 201420210697.0) is applied to by finer atomization system and efficient foamed system.
embodiment 2
(1) by following formula: 15 parts of KH-550 silane coupling agents (20g), 1.5 parts of soluble oils (glycerine), 1.5 parts of lead salt stabilizers, 1.5 parts of antioxidant 1010s, 0.5 part of sodium alkyl benzene sulfonate, and take 35 parts of aqueous epoxy resins and be dissolved in 20 parts of deionized waters, each component is uniformly mixed.
(2) by following formula: 5 part of 928 promotor, 10 parts of aminoethyl piperazines, be dissolved in 15 parts of deionized waters, makes each component fully be uniformly mixed.
(3) solution mixing step (1) (2) obtained, at room temperature mix and blend, obtains antistripping agent, i.e. interfacial modifier material.
(4) in asphalt, 2%(weight percent is mixed) antistripping agent of the present invention, be applied to surface of aggregate by finer atomization system and efficient foamed system.
embodiment 3
According to national sector standard---adhesion test method (T0616-1993) water-boiling method of highway engineering pitch and Asphalt Mixture Experiment code (JTG E-20-2011) medium pitch and coarse aggregate completes adhesivity rank test.Below test and all use embodiment 1 products obtained therefrom to test, the effect of embodiment 2 products obtained therefrom can refer to following data.
table 1. example 1 adhesivity contrasts
Array mode Adhere to grade
Acid stone+pitch 3 grades
Acid stone+pitch+traditional antistripping agent 4 grades
Acid stone+pitch+interface modifier 5 grades
Alkalescence building stones+pitch 4 ~ 5 grades
Alkalescence building stones+pitch+traditional antistripping agent 4 ~ 5 grades
Alkalescence building stones+interface modifier 5 grades
Adhesivity level data shows (table 1), no matter is acidity aggregate or alkali aggregate, and after interpolation interfacial modifier material, its adhesivity grade is all improved.Pitch and the adsorptive power that interphase interaction produces of gathering materials all increase, and the intensity of bituminous pavement, water stability and weather resistance are all improved.
By wheel tracking test---be the test specimen of 30cm*30cm*5cm, heavily about 10kg by asphalt compact dimensions on special contoured machine.We can obtain the dynamic stability experimental result (secondary/mm) of high temperature resistance rutting deformation ability, and acceptance value is 1000 times/mm:
table 2. example 1 high temperature resistance rut ability contrasts
Array mode Dynamic stability (secondary/mm)
Acid stone+pitch 820
Acid stone+pitch+traditional antistripping agent 1130
Acid stone+pitch+interface modifier 2026
Alkalescence building stones+pitch 1705
Alkalescence building stones+pitch+traditional antistripping agent 1738
Alkalescence building stones+interface modifier 2326
Wheel tracking test data show (table 2), and for acidity aggregate, interface modification material can improve the high temperature Rut resistance deformability of asphalt greatly, promotes 1.5 ~ 3 times; For alkali aggregate, can 30% ~ 60% be improved.
By indirect tensile test on frozen-thaw----in normal-temperature water, soak 20min with the marshal piece (porosity of test specimen reaches 6% ~ 8%) that two sides hits real 50 times, vacuum is satisfied and is put into-18 DEG C of refrigerator and cooled after water and freeze 16h, then in 60 DEG C of water-baths, place 24h, complete a freeze-thaw cycle.Then test its cleavage strength after soaking 4h in 25 DEG C of water, by this intensity compared with 25 DEG C of cleavage strengths without freeze-thaw cycle test specimen, obtain Ratio of split strength, index is as the water stability index of asphalt according to this.We obtain anti-water damage capacity experimental result (indirect tensile strength ratio, acceptance value is 75%);
table 3. example 1 water resistant damages ability contrast
Array mode Indirect tensile strength ratio
Acid stone+pitch 83.7%
Acid stone+pitch+traditional antistripping agent 91.0%
Acid stone+pitch+interface modifier 98.0%
Alkalescence building stones+pitch 91.0%
Alkalescence building stones+pitch+traditional antistripping agent 92.0%
Alkalescence building stones+interface modifier 95.0%
Indirect tensile test on frozen-thaw data show (table 3), and for acidity aggregate, interface modifier can significantly improve the anti-water damage ability of asphalt, promote 17% ~ 50%; For alkali aggregate, slightly promote.
By four-point bending fatigue test (as shown in table 4), under the test conditions of 200 microstrains, when corresponding asphalt optimum content, strict shaping test piece on request, adopt Cooper protracted test machine to carry out four-point bending fatigue test, we obtain experimental result fatigue lifetime (/ time) of antifatigue cracking ability:
The contrast of table 4. example 1 antifatigue cracking ability
Array mode Fatigue lifetime (secondary)
Acid stone+pitch 468352
Acid stone+pitch+traditional antistripping agent 510345
Acid stone+pitch+interface modifier 612041
Alkalescence building stones+pitch 556723
Alkalescence building stones+pitch+traditional antistripping agent 572343
Alkalescence building stones+interface modifier 623876
Fatigue data shows, for acidity aggregate, interface modifier can significantly improve the fatigue lifetime of asphalt, promotes 30% ~ 100%.For alkali aggregate, can 12% ~ 50% be improved.
Generally speaking, by using interface modification materials and process, many-sided can improve the Asphalt Mixture Performance after acidity aggregate and alkali aggregate and asphalt adhesive, especially maximum to the high-temperature stability contribution of acidity aggregate, also obviously can improve antifatigue cracking ability and the water stability of asphalt simultaneously.
The above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.

Claims (10)

1. gather materials-the interfacial modifier material of pitch, and it is characterized in that, described interfacial modifier material is prepared by following component, and described component is counted by weight:
Solvent 20 ~ 40
Resin 20 ~ 30
Coupling agent 5 ~ 20
Promotor 3 ~ 10
Lubricant 0.5 ~ 3
Stablizer 0.5 ~ 2
Oxidation inhibitor 0.5 ~ 2
Emulsifying agent 0.3 ~ 2
Tensio-active agent 0.3 ~ 2
Processing aid 5 ~ 10.
2. according to claim 1ly gather materials-the interfacial modifier material of pitch, it is characterized in that: described solvent is water-soluble solvent, described water-soluble solvent comprise in deionized water or alcohol more than one.
3.-asphalt interface the modifier material that gathers materials according to claim 1, is characterized in that: described resin is aqueous epoxy resins.
4. according to claim 1ly gather materials-the interfacial modifier material of pitch, and it is characterized in that: described coupling agent is silane coupling agent, described silane coupling agent is γ-aminopropyl triethoxysilane; Described promotor is 928 promotor.
5. according to claim 1ly gather materials-the interfacial modifier material of pitch, and it is characterized in that: described lubricant is soluble oil, described soluble oil composition comprises water, fiber, glycerine, propyleneglycoles, spices or Sucralose; Described stablizer is lead salt stabilizer.
6. according to claim 1ly gather materials-the interfacial modifier material of pitch, it is characterized in that: described oxidation inhibitor is more than one in antioxidant 1010, antioxidant 1076 or antioxidant TNP.
7. according to claim 1ly gather materials-the interfacial modifier material of pitch, it is characterized in that: described emulsifying agent is more than one in gum arabic, sodium alkyl benzene sulfonate.
8. according to claim 1ly gather materials-the interfacial modifier material of pitch, it is characterized in that: described tensio-active agent is zwitter-ion surface-modifying agent, and described zwitter-ion surface-modifying agent is more than one in Yelkin TTS, amino-type or betaine type; Described processing aid is solidifying agent, and described solidifying agent is more than one in aliphatics amine diethylene triamine (DETA) or aminoethyl piperazine (AE).
9. gather materials described in claim 1-interfacial modifier material of pitch is applied to modified aggregate 's surface property used for asphalt mixture.
10. application according to claim 9, is characterized in that, modifier material is applied to surface of aggregate by finer atomization system and efficient foamed system.
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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104926172A (en) * 2015-06-05 2015-09-23 华南理工大学 Oily aggregate-asphalt interface rust-preventing modifier as well as preparation method and application thereof
CN104926194A (en) * 2015-06-05 2015-09-23 华南理工大学 Water-soluble aggregate-asphalt interface rust-proof modifying agent and preparation method and application
CN106565121A (en) * 2016-10-19 2017-04-19 山西省交通科学研究院 A surface treatment method for waste cement concrete regenerated aggregate
CN106587742A (en) * 2016-12-16 2017-04-26 长安大学 Method for improving interface adhesion between glass aggregate and asphalt by using nanometer iron oxide
CN106758243A (en) * 2016-11-28 2017-05-31 浙江联洋新材料股份有限公司 A kind of flax fiber surface modifying treatment
CN107805988A (en) * 2017-11-03 2018-03-16 山东交通学院 A kind of heated bitumen gluing layer and application method for radar measuring surface thickness
CN109626891A (en) * 2019-01-28 2019-04-16 武汉大学 A kind of high-tensile concrete and preparation method thereof
CN110183864A (en) * 2019-05-27 2019-08-30 山东高速路用新材料技术有限公司 A kind of special asphalt and preparation method improving building stones and asphalt adhesion
CN110760258A (en) * 2019-10-24 2020-02-07 樊星 Asphalt interface modifier, preparation method and application thereof
CN112375327A (en) * 2020-10-19 2021-02-19 上海市政工程设计研究总院(集团)有限公司 Cementing material modifier for ultrathin overlay asphalt mixture
CN113563692A (en) * 2021-06-02 2021-10-29 长安大学 Modifier for improving stability of steel slag aggregate and preparation method thereof
CN114196219A (en) * 2021-12-20 2022-03-18 山东高速建设管理集团有限公司 Asphalt anti-stripping agent and preparation method and application thereof
CN114351534A (en) * 2022-01-20 2022-04-15 广西北投交通养护科技集团有限公司 Novel modified asphalt mixture batching device and use method thereof
CN116199454A (en) * 2023-03-17 2023-06-02 山东高速集团有限公司 High-inducibility self-healing asphalt concrete based on solid waste aggregate and preparation method thereof

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CN102173658A (en) * 2011-03-19 2011-09-07 重庆诚邦科技发展有限公司 Cement concrete pavement curing agent and preparation method thereof
CN102174264A (en) * 2011-01-25 2011-09-07 长安大学 Aasphalt antistripping agent for pavement and preparation method thereof
CN103525101A (en) * 2013-09-17 2014-01-22 镇江金阳道路材料科技发展有限公司 Novel asphalt mixture modifier capable of being warmly mixed as well as preparation method thereof and preparation method of mixture thereof

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CN101041744A (en) * 2007-04-04 2007-09-26 杨军海 Bitumen modifier
CN101700968A (en) * 2009-11-19 2010-05-05 武汉理工大学 Preparation method of pouring type organic/inorganic composite pavement material based on interface modification
CN102174264A (en) * 2011-01-25 2011-09-07 长安大学 Aasphalt antistripping agent for pavement and preparation method thereof
CN102173658A (en) * 2011-03-19 2011-09-07 重庆诚邦科技发展有限公司 Cement concrete pavement curing agent and preparation method thereof
CN103525101A (en) * 2013-09-17 2014-01-22 镇江金阳道路材料科技发展有限公司 Novel asphalt mixture modifier capable of being warmly mixed as well as preparation method thereof and preparation method of mixture thereof

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104926194A (en) * 2015-06-05 2015-09-23 华南理工大学 Water-soluble aggregate-asphalt interface rust-proof modifying agent and preparation method and application
CN104926172A (en) * 2015-06-05 2015-09-23 华南理工大学 Oily aggregate-asphalt interface rust-preventing modifier as well as preparation method and application thereof
CN106565121A (en) * 2016-10-19 2017-04-19 山西省交通科学研究院 A surface treatment method for waste cement concrete regenerated aggregate
CN106565121B (en) * 2016-10-19 2019-01-22 山西省交通科学研究院 A kind of waste and old cement concrete recycled aggregate surface treatment method
CN106758243A (en) * 2016-11-28 2017-05-31 浙江联洋新材料股份有限公司 A kind of flax fiber surface modifying treatment
CN106587742A (en) * 2016-12-16 2017-04-26 长安大学 Method for improving interface adhesion between glass aggregate and asphalt by using nanometer iron oxide
CN106587742B (en) * 2016-12-16 2018-10-30 长安大学 A method of improving glass using nano-sized iron oxide and gathers materials the interfacial adhesion power between pitch
CN107805988B (en) * 2017-11-03 2020-04-21 山东交通学院 Hot asphalt bonding layer for measuring surface layer thickness by radar and use method
CN107805988A (en) * 2017-11-03 2018-03-16 山东交通学院 A kind of heated bitumen gluing layer and application method for radar measuring surface thickness
CN109626891A (en) * 2019-01-28 2019-04-16 武汉大学 A kind of high-tensile concrete and preparation method thereof
CN110183864A (en) * 2019-05-27 2019-08-30 山东高速路用新材料技术有限公司 A kind of special asphalt and preparation method improving building stones and asphalt adhesion
CN110183864B (en) * 2019-05-27 2021-07-16 山东高速龙青公路有限公司 Special asphalt for improving adhesiveness of stone and asphalt and preparation method thereof
CN110760258A (en) * 2019-10-24 2020-02-07 樊星 Asphalt interface modifier, preparation method and application thereof
CN112375327A (en) * 2020-10-19 2021-02-19 上海市政工程设计研究总院(集团)有限公司 Cementing material modifier for ultrathin overlay asphalt mixture
CN112375327B (en) * 2020-10-19 2023-10-24 上海市政工程设计研究总院(集团)有限公司 Cementing material modifier of ultrathin cover-surface asphalt mixture
CN113563692A (en) * 2021-06-02 2021-10-29 长安大学 Modifier for improving stability of steel slag aggregate and preparation method thereof
CN114196219A (en) * 2021-12-20 2022-03-18 山东高速建设管理集团有限公司 Asphalt anti-stripping agent and preparation method and application thereof
CN114351534A (en) * 2022-01-20 2022-04-15 广西北投交通养护科技集团有限公司 Novel modified asphalt mixture batching device and use method thereof
CN116199454A (en) * 2023-03-17 2023-06-02 山东高速集团有限公司 High-inducibility self-healing asphalt concrete based on solid waste aggregate and preparation method thereof

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