A Rapid Method for the Determination of SBS Content Based on the Principle of Orthogonal Testing

The performance of Styrene-butadiene-styrene (SBS) modified asphalt is closely related to the content of SBS modifier. In the production process of modified asphalt, a certain amount of additive such as sulfur and rubber oil may be added to reduce the segregation and promote the swelling of the poly...

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Autores principales: Gang Xu, Xiaojing Gong, Yunhong Yu, Xianhua Chen
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/2fa08cccc5b543e68e00ea410957f1b0
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spelling oai:doaj.org-article:2fa08cccc5b543e68e00ea410957f1b02021-11-25T16:40:52ZA Rapid Method for the Determination of SBS Content Based on the Principle of Orthogonal Testing10.3390/app1122109112076-3417https://doaj.org/article/2fa08cccc5b543e68e00ea410957f1b02021-11-01T00:00:00Zhttps://www.mdpi.com/2076-3417/11/22/10911https://doaj.org/toc/2076-3417The performance of Styrene-butadiene-styrene (SBS) modified asphalt is closely related to the content of SBS modifier. In the production process of modified asphalt, a certain amount of additive such as sulfur and rubber oil may be added to reduce the segregation and promote the swelling of the polymer, but the effect of these additives on determining SBS content in asphalt is not yet clear. This paper presents the calibration curves of SBS content based on rutting factor and creep slope and points out its defects according to the temperature scanning test and the bending beam rheometer test. Subsequently, using Fourier transform infrared spectroscopy (FTIR) for rapid determination of polymer content in SBS modified asphalt based on orthogonal test and then the effects of additives such as asphalt type, SBS content, rubber oil and sulfur on the accuracy of polymer content determination by FTIR were investigated. Moreover, in the orthogonal tests of adding sulfur and rubber oil, the multivariate analysis of variance (MANOVA) was firstly used to analyze the additives influence on the test accuracy of FITR. Results indicated that the influencing degree of different additives is different. The influence of sulfur on the determination accuracy is greater than that of rubber oil. Therefore, the rapid determination method needs further improvement.Gang XuXiaojing GongYunhong YuXianhua ChenMDPI AGarticleSBS modified asphalthigh and low temperature performanceinfrared spectroscopyadditivesorthogonal testTechnologyTEngineering (General). Civil engineering (General)TA1-2040Biology (General)QH301-705.5PhysicsQC1-999ChemistryQD1-999ENApplied Sciences, Vol 11, Iss 10911, p 10911 (2021)
institution DOAJ
collection DOAJ
language EN
topic SBS modified asphalt
high and low temperature performance
infrared spectroscopy
additives
orthogonal test
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
spellingShingle SBS modified asphalt
high and low temperature performance
infrared spectroscopy
additives
orthogonal test
Technology
T
Engineering (General). Civil engineering (General)
TA1-2040
Biology (General)
QH301-705.5
Physics
QC1-999
Chemistry
QD1-999
Gang Xu
Xiaojing Gong
Yunhong Yu
Xianhua Chen
A Rapid Method for the Determination of SBS Content Based on the Principle of Orthogonal Testing
description The performance of Styrene-butadiene-styrene (SBS) modified asphalt is closely related to the content of SBS modifier. In the production process of modified asphalt, a certain amount of additive such as sulfur and rubber oil may be added to reduce the segregation and promote the swelling of the polymer, but the effect of these additives on determining SBS content in asphalt is not yet clear. This paper presents the calibration curves of SBS content based on rutting factor and creep slope and points out its defects according to the temperature scanning test and the bending beam rheometer test. Subsequently, using Fourier transform infrared spectroscopy (FTIR) for rapid determination of polymer content in SBS modified asphalt based on orthogonal test and then the effects of additives such as asphalt type, SBS content, rubber oil and sulfur on the accuracy of polymer content determination by FTIR were investigated. Moreover, in the orthogonal tests of adding sulfur and rubber oil, the multivariate analysis of variance (MANOVA) was firstly used to analyze the additives influence on the test accuracy of FITR. Results indicated that the influencing degree of different additives is different. The influence of sulfur on the determination accuracy is greater than that of rubber oil. Therefore, the rapid determination method needs further improvement.
format article
author Gang Xu
Xiaojing Gong
Yunhong Yu
Xianhua Chen
author_facet Gang Xu
Xiaojing Gong
Yunhong Yu
Xianhua Chen
author_sort Gang Xu
title A Rapid Method for the Determination of SBS Content Based on the Principle of Orthogonal Testing
title_short A Rapid Method for the Determination of SBS Content Based on the Principle of Orthogonal Testing
title_full A Rapid Method for the Determination of SBS Content Based on the Principle of Orthogonal Testing
title_fullStr A Rapid Method for the Determination of SBS Content Based on the Principle of Orthogonal Testing
title_full_unstemmed A Rapid Method for the Determination of SBS Content Based on the Principle of Orthogonal Testing
title_sort rapid method for the determination of sbs content based on the principle of orthogonal testing
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/2fa08cccc5b543e68e00ea410957f1b0
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