CN106084829A - A kind of warm mix waste rubber powder modified asphalt compound and preparation method thereof - Google Patents

A kind of warm mix waste rubber powder modified asphalt compound and preparation method thereof Download PDF

Info

Publication number
CN106084829A
CN106084829A CN201610546687.8A CN201610546687A CN106084829A CN 106084829 A CN106084829 A CN 106084829A CN 201610546687 A CN201610546687 A CN 201610546687A CN 106084829 A CN106084829 A CN 106084829A
Authority
CN
China
Prior art keywords
warm
parts
modified asphalt
rubber powder
waste rubber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610546687.8A
Other languages
Chinese (zh)
Other versions
CN106084829B (en
Inventor
李春海
李明
郭先霞
张玲
王志辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong University of Petrochemical Technology
Original Assignee
Guangdong University of Petrochemical Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong University of Petrochemical Technology filed Critical Guangdong University of Petrochemical Technology
Priority to CN201610546687.8A priority Critical patent/CN106084829B/en
Publication of CN106084829A publication Critical patent/CN106084829A/en
Application granted granted Critical
Publication of CN106084829B publication Critical patent/CN106084829B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16—Fibres; Fibrils
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

A kind of warm mix waste rubber powder modified asphalt compound, belongs to modified asphalt material technical field.It is characterized in that, including the component of following parts by weight: 10 30 parts of shoddies, 60 80 parts of matrix pitches, 20 40 parts of styrene butadiene styrene block copolymers, 10 20 parts of warm-mixing agents, 10 20 parts of wood fibers, 30 50 parts of other fillers；Described warm-mixing agent is made up of the raw material of following weight portion: sulfonate type anion surfactant 50 80 parts, sulfate type anion surfactant 50 80 parts, soaps anion surfactant 30 50 parts, 60 100 parts of paraffin.Warm mix waste rubber powder modified asphalt compound that the present invention provides and preparation method thereof, by warm-mixing agent and each component are reasonably compounded, waste rubber powder modified asphalt viscosity is made to be greatly reduced, so that mixing and stirring temperature to reduce 30 40 DEG C, save the energy, meanwhile, modified pitch is made to have good low-temperature ductility, softening point and needle penetration.

Description

A kind of warm mix waste rubber powder modified asphalt compound and preparation method thereof
Technical field
The present invention relates to a kind of asphalt, particularly relate to a kind of warm mix waste rubber powder modified asphalt compound and preparation thereof Method, belongs to modified asphalt material technical field.
Background technology
Waste old is the internationally recognized solid waste affecting environment and must process.Automobile tire is typically using Scrap in rear 2-3, therefore, want the waste rubber tire that production quantity is surprising the most every year.Rubber for tire is at over cure Reason, has special cross-linked structure, and recycling is the most difficult.Damaged tire is different from refuse and the rubbish of other kind Rubbish, it is impossible to process with landfill method, but, if can not get processing in time, stack for a long time, by the health to natural environment and the mankind Cause and have a strong impact on.Therefore, the discarded of rubber tyre has become a kind of public hazards.In order to protect environment and turn waste into wealth, discarded rubber The utilization of rubber tire tire is put on agenda by each Main Developed Countries in the world already.Except retread, reclaimed rubber and diarrhea of heat type With processing outside a part of waste and used rubber tyre, be applied among the construction of asphalt roads, be big batch processing waste old relatively Good selection.
Rubber modified mixes has decrease of noise functions, and can improve cryogenic property, the paving of current rubber asphalt If major part still uses high temperature mix, temperature is more than 180 DEG C, and higher than the temperature of mixing and stirring of plain asphalt, high temperature process not only needs Consuming the substantial amounts of energy, and in work progress, can produce a lot of flue dust and waste gas, the health of harm workmen is good for Health, the carbon dioxide given off can produce again greenhouse effect, and environmental pollution is serious, thus rubber modified mixes only produces It is limited to 1000t every day.The employing of warm mix technology will assist in the large scale application of modified asphalt mixture.The most permissible Promote the exploitation of warm-mixed asphalt concrete road surface decrease of noise functions.
Although warm mix technology is applied to the example of waste rubber powder modified asphalt, such as, Application No. by prior artCN201110262504.7Patent, and Application No.CN201310736778.4Patent, but, the application and prior art Relatively big difference is all there is at the aspect such as material choice or implementation result.
Summary of the invention
The present invention provides a kind of warm mix waste rubber powder modified asphalt compound and preparation method thereof, by by warm-mixing agent and each group Divide the most compounding, making waste rubber powder modified asphalt viscosity be greatly reduced, so that mixing and stirring temperature to reduce 30-40 DEG C, saving The energy, meanwhile, makes modified pitch have good low-temperature ductility, softening point and needle penetration.
What the present invention used the specific scheme is that
A kind of warm mix waste rubber powder modified asphalt compound, including the component of following parts by weight:
10-30 part shoddy, 60-80 part matrix pitch, 20-40 part styrene butadiene styrene block copolymer (SBS), 10-20 part warm-mixing agent, 10-20 part wood fiber, other fillers of 30-50 part.
Described warm-mixing agent is made up of the raw material of following weight portion:
50-80 part sulfonate type anion surfactant, 50-80 part sulfate type anion surfactant, 30-50 Part soaps anion surfactant, 60-100 part paraffin.
Described shoddy fineness of the particles is 47-200 mesh, and water content is less than 5%.Wherein, shoddy fineness of the particles is 60- 120 mesh, for the preferred version of the present invention.
Other described fillers are one or more in coarse aggregate, fine aggregate, mineral aggregate.
Described matrix pitch preferred 70# Colophonium or 90# Colophonium.
Described sulfonate type anion surfactant is preferably dioctyl succinate disulfonate acid or detergent alkylate sulphur Acid sodium.
Described sulfate type anion surfactant be preferably sodium lauryl sulphate, sodium hexadecyl sulfate, ten One or more in SOS.
Described soaps anion surfactant is preferably one or more in stearic acid, oleic acid, lauric acid.
The preparation method of warm mix waste rubber powder modified asphalt compound, it is characterised in that comprise the steps:
(1) warm-mixing agent is prepared, in proportion by sulfonate type anion surfactant, sulfate type anion surface active Agent, soaps anion surfactant and paraffin mix homogeneously, join said mixture in reactor, at 100-120 DEG C, Stir 20-30 minute, be cooled back to room temperature, obtain warm-mixing agent.
(2) shoddy good for proportioning, styrene butadiene styrene block copolymer (SBS), matrix pitch are put into reactor Middle 170-180 DEG C of high-speed stirred, stirs and obtains modified pitch in 90 minutes.
(3) temperature that will obtain in the modified pitch obtained in step (2), wood fiber and other fillers and step (1) Mix agent mix homogeneously, be heated to 120-130 DEG C, i.e. obtain waste rubber powder modified asphalt compound.
Advantages of the present invention:
1, the present invention is by reasonably compounding warm-mixing agent and each component, makes waste rubber powder modified asphalt viscosity be greatly reduced, So that mixing and stirring temperature to reduce 30-40 DEG C, save the energy.
2, the preparation method that the present invention provides is simple and convenient.
3, the warm-mixing agent in the present invention reached reduce mix and stir temperature requirement while, make modified asphalt mixture have Well low-temperature ductility, softening point and needle penetration.
Detailed description of the invention
Embodiment 1
10 parts of shoddies, 80 parts of 70# Colophonium, 20 parts of styrene butadiene styrene block copolymer (SBS), 10 parts of warm-mixing agents, 10 parts of wood fibers, 30 parts of other fillers.
Warm-mixing agent is: 50 parts of dioctyl succinate disulfonate acids, 50 parts of sodium lauryl sulphates, 30 parts of stearic acid, 60 parts of stones Wax.
(1) prepare warm-mixing agent, by 50 parts of dioctyl succinate disulfonate acids, 50 parts of sodium lauryl sulphates, 30 parts of stearic acid, 60 parts of paraffin mix homogeneously, join said mixture in reactor, at 100-120 DEG C, stir 20-30 minute, then cool down To room temperature, obtain warm-mixing agent.
(2) shoddy good for proportioning, styrene butadiene styrene block copolymer (SBS), 70# Colophonium are put into reactor Middle 170-180 DEG C of high-speed stirred, stirs and obtains modified pitch in 90 minutes.
(3) temperature that will obtain in the modified pitch obtained in step (2), wood fiber and other fillers and step (1) Mix agent mix homogeneously, be heated to 120-130 DEG C, i.e. obtain waste rubber powder modified asphalt compound.
Embodiment 2
15 parts of shoddies, 80 parts of 70# Colophonium, 20 parts of styrene butadiene styrene block copolymer (SBS), 15 parts of warm-mixing agents, 15 parts of wood fibers, 40 parts of other fillers.
Warm-mixing agent is: 60 parts of dioctyl succinate disulfonate acids, 60 parts of sodium lauryl sulphates, 40 parts of stearic acid, 80 parts of stones Wax.
(1) prepare warm-mixing agent, by 60 parts of dioctyl succinate disulfonate acids, 60 parts of sodium lauryl sulphates, 40 parts of stearic acid, 80 parts of paraffin mix homogeneously, join said mixture in reactor, at 100-120 DEG C, stir 20-30 minute, then cool down To room temperature, obtain warm-mixing agent.
(2) shoddy good for proportioning, styrene butadiene styrene block copolymer (SBS), 70# Colophonium are put into reactor Middle 170-180 DEG C of high-speed stirred, stirs and obtains modified pitch in 90 minutes.
(3) temperature that will obtain in the modified pitch obtained in step (2), wood fiber and other fillers and step (1) Mix agent mix homogeneously, be heated to 120-130 DEG C, i.e. obtain waste rubber powder modified asphalt compound.
Embodiment 3
30 parts of shoddies, 80 parts of 70# Colophonium, 40 parts of styrene butadiene styrene block copolymer (SBS), 20 parts of warm-mixing agents, 20 parts of wood fibers, 50 parts of other fillers.
Warm-mixing agent is: 80 parts of dioctyl succinate disulfonate acids, 80 parts of sodium lauryl sulphates, 50 parts of stearic acid, 100 parts of stones Wax.
(1) prepare warm-mixing agent, by 80 parts of dioctyl succinate disulfonate acids, 80 parts of sodium lauryl sulphates, 50 parts of stearic acid, 100 parts of paraffin mix homogeneously, join said mixture in reactor, at 100-120 DEG C, stir 20-30 minute, then cool down To room temperature, obtain warm-mixing agent.
(2) shoddy good for proportioning, styrene butadiene styrene block copolymer (SBS), 70# Colophonium are put into reactor Middle 170-180 DEG C of high-speed stirred, stirs and obtains modified pitch in 90 minutes.
(3) temperature that will obtain in the modified pitch obtained in step (2), wood fiber and other fillers and step (1) Mix agent mix homogeneously, be heated to 120-130 DEG C, i.e. obtain waste rubber powder modified asphalt compound.
Table one is the performance indications contrast of each embodiment
Embodiment 1 Embodiment 2 Embodiment 3
5 DEG C of ductilities (cm) 11.5 11.8 13.2
Softness number (DEG C) 65.4 65 64
Needle penetration (0.1mm) 46 46.3 47
Table one.

Claims (9)

1. a warm mix waste rubber powder modified asphalt compound, it is characterised in that include the component of following parts by weight:
10-30 part shoddy, 60-80 part matrix pitch, 20-40 part styrene butadiene styrene block copolymer (SBS), 10-20 Part warm-mixing agent, 10-20 part wood fiber, other fillers of 30-50 part；
Described warm-mixing agent is made up of the raw material of following weight portion:
50-80 part sulfonate type anion surfactant, 50-80 part sulfate type anion surfactant, 30-50 part soap Analog anion surfactants, 60-100 part paraffin.
Warm mix waste rubber powder modified asphalt compound the most according to claim 1, it is characterised in that described shoddy granule Fineness is 47-200 mesh, and water content is less than 5%.
Warm mix waste rubber powder modified asphalt compound the most according to claim 1 and 2, it is characterised in that described shoddy Fineness of the particles is 60-120 mesh.
Warm mix waste rubber powder modified asphalt compound the most according to claim 1, it is characterised in that other described fillers are One or more in coarse aggregate, fine aggregate, mineral aggregate.
Warm mix waste rubber powder modified asphalt compound the most according to claim 1, it is characterised in that described matrix pitch is 70# Colophonium or 90# Colophonium.
Warm mix waste rubber powder modified asphalt compound the most according to claim 1, it is characterised in that described sulfonate type is cloudy Ionic surface active agent is dioctyl succinate disulfonate acid or dodecylbenzene sodium sulfonate.
Warm mix waste rubber powder modified asphalt compound the most according to claim 1, it is characterised in that described sulfate type is cloudy Ionic surface active agent is one or more in sodium lauryl sulphate, sodium hexadecyl sulfate, sodium stearyl sulfate.
Warm mix waste rubber powder modified asphalt compound the most according to claim 1, it is characterised in that described soaps anion Surfactant is one or more in stearic acid, oleic acid, lauric acid.
The preparation method of warm mix waste rubber powder modified asphalt compound the most according to claim 1, it is characterised in that include as Lower step:
(1) prepare warm-mixing agent, in proportion by sulfonate type anion surfactant, sulfate type anion surfactant, Soaps anion surfactant and paraffin mix homogeneously, join said mixture in reactor, at 100-120 DEG C, stirs Mix 20-30 minute, be cooled back to room temperature, obtain warm-mixing agent；
(2) shoddy good for proportioning, styrene butadiene styrene block copolymer (SBS), matrix pitch are put in reactor 170-180 DEG C of high-speed stirred, stirs and obtains modified pitch in 90 minutes；
(3) warm-mixing agent that will obtain in the modified pitch obtained in step (2), wood fiber and other fillers and step (1) Mix homogeneously, is heated to 120-130 DEG C, i.e. obtains waste rubber powder modified asphalt compound.
CN201610546687.8A 2016-07-11 2016-07-11 A kind of warm mix waste rubber powder modified asphalt mixture and preparation method thereof Active CN106084829B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610546687.8A CN106084829B (en) 2016-07-11 2016-07-11 A kind of warm mix waste rubber powder modified asphalt mixture and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610546687.8A CN106084829B (en) 2016-07-11 2016-07-11 A kind of warm mix waste rubber powder modified asphalt mixture and preparation method thereof

Publications (2)

Publication Number Publication Date
CN106084829A true CN106084829A (en) 2016-11-09
CN106084829B CN106084829B (en) 2018-12-25

Family

ID=57221229

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610546687.8A Active CN106084829B (en) 2016-07-11 2016-07-11 A kind of warm mix waste rubber powder modified asphalt mixture and preparation method thereof

Country Status (1)

Country Link
CN (1) CN106084829B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107400376A (en) * 2017-09-21 2017-11-28 新中天环保股份有限公司 A kind of preparation method of rubber modified asphalt
CN111440457A (en) * 2020-05-15 2020-07-24 中交路桥北方工程有限公司 Tear-resistant modified asphalt mixed material
CN111704386A (en) * 2020-07-17 2020-09-25 重庆市智翔铺道技术工程有限公司 Smoke suppression type warm-mix modifier, warm-mix cast asphalt mixture and preparation method
CN112608071A (en) * 2020-12-14 2021-04-06 江苏天诺道路材料科技有限公司 Environment-friendly durable composite rubber asphalt mixture and preparation method thereof
CN114854224A (en) * 2022-06-08 2022-08-05 济南通达公路工程有限公司 Polymer modified asphalt and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101831187A (en) * 2010-04-30 2010-09-15 北京化工大学 Rubber modified asphalt warm-mixing agent, preparation method and application
US20130266374A1 (en) * 2005-09-12 2013-10-10 Gerald H. Reinke Bituminous paving composition and process for bituminous paving
CN104419209A (en) * 2013-08-22 2015-03-18 中国石油化工股份有限公司 Anionic asphalt temperature mixed agent and preparation method thereof
CN103709771B (en) * 2013-12-27 2016-05-11 苏交科集团股份有限公司 Stable type finished product warm mix rubber modified asphalt and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130266374A1 (en) * 2005-09-12 2013-10-10 Gerald H. Reinke Bituminous paving composition and process for bituminous paving
CN101831187A (en) * 2010-04-30 2010-09-15 北京化工大学 Rubber modified asphalt warm-mixing agent, preparation method and application
CN104419209A (en) * 2013-08-22 2015-03-18 中国石油化工股份有限公司 Anionic asphalt temperature mixed agent and preparation method thereof
CN103709771B (en) * 2013-12-27 2016-05-11 苏交科集团股份有限公司 Stable type finished product warm mix rubber modified asphalt and preparation method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107400376A (en) * 2017-09-21 2017-11-28 新中天环保股份有限公司 A kind of preparation method of rubber modified asphalt
CN111440457A (en) * 2020-05-15 2020-07-24 中交路桥北方工程有限公司 Tear-resistant modified asphalt mixed material
CN111704386A (en) * 2020-07-17 2020-09-25 重庆市智翔铺道技术工程有限公司 Smoke suppression type warm-mix modifier, warm-mix cast asphalt mixture and preparation method
CN112608071A (en) * 2020-12-14 2021-04-06 江苏天诺道路材料科技有限公司 Environment-friendly durable composite rubber asphalt mixture and preparation method thereof
CN114854224A (en) * 2022-06-08 2022-08-05 济南通达公路工程有限公司 Polymer modified asphalt and preparation method thereof

Also Published As

Publication number Publication date
CN106084829B (en) 2018-12-25

Similar Documents

Publication Publication Date Title
CN106084829B (en) A kind of warm mix waste rubber powder modified asphalt mixture and preparation method thereof
KR101136479B1 (en) Recycled cold asphalt mixtures
CN110330800B (en) Asphalt regenerant and preparation method thereof
CN101899218B (en) Asphalt warm-mix agent and asphalt mixture mixed by same as well as preparation methods thereof
CN113698139B (en) High-doping-amount RAP plant-mixed hot-recycling modified asphalt mixture and preparation method thereof
WO2022027778A1 (en) High-efficiency reclaimed asphalt mixture and preparation process thereof
CN112174576B (en) Plant-mixed hot recycled asphalt mixture and processing method thereof
CN112646380A (en) SBS asphalt regenerant and preparation method thereof
CN104559254A (en) Early-strength emulsion for cold regeneration of waste asphalt pavement and preparation method and application thereof
CN102061100A (en) Composite modifier modified road bitumen and preparation method thereof
CN112358223A (en) Warm-mixing agent, recycling agent and preparation method of warm-mixing recycled asphalt mixture
CN106317920A (en) Coal liquefaction residue compound asphalt and preparation method thereof
CN104194364A (en) Composite asphalt modifier, composite modified asphalt and production process of composite asphalt modifier and composite modified asphalt
CN110903662A (en) Regenerated asphalt and preparation method thereof
CN113698138B (en) high-RAP-content regeneration mixture and preparation method and application thereof
CN114920497A (en) Harmless utilization method of oil shale slag and dry distillation drilling oil scrap slag
CN107815131A (en) A kind of heat regeneration asphalt mixture and preparation method thereof
KR102348655B1 (en) Ascon composition improved road pavement material vulnerable to low temperature cracking and brittle
CN112280323A (en) Preparation method of asphalt regenerant with large-proportion RAP mixing amount
CN105838093A (en) SBS (styrene-butadiene-styrene) modified asphalt and preparation method thereof
CN113788641B (en) Water-loss-resistant recycled aggregate asphalt concrete and preparation method thereof
CN106118095B (en) A kind of renewable asphalt and preparation method thereof
CN105837092B (en) A kind of method that desulfurization ash cures room temperature pitch
CN116102292A (en) Foamed asphalt cold-recycling mixture for improving pavement performance and preparation method thereof
CN109233306A (en) A kind of pitch warm mix modifying regenerant and preparation method thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant