Characterization of polymer modified Gulf asphalts

  • Mohammed Farhat Ali*
  • , I. M. Asi
  • , H. I. Al-Abdul Wahhab
  • , I. A. Al-Dubabe
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

The rheological properties of polymer modified Arab asphalts were characterized using both routine test methods, such as penetration and softening point, and more rigorous methods, which included low temperature stiffness measurements using a bending beam rheometer, and dynamic mechanical analysis using dynamic shear rheometer. HP-GPC method of analysis was used to produce profiles of the molecular size distribution of the modified asphalts. Models were built to predict the rheological and performance-based properties from the HP-GPC profiles. The results indicated that polymer modification is capable and effective in improving the neat Arab asphalt binders rheological properties to meet and satisfy the performance requirements of the Gulf countries.

Original languageEnglish
Pages (from-to)125-145
Number of pages21
JournalPetroleum Science and Technology
Volume17
Issue number1-2
DOIs
StatePublished - 1999

Bibliographical note

Funding Information:
ACKNOWLEDGMENT The authors acknowledge the financial support provided by King Abdul Aziz City for ScienceandTechnologyfor theKACSTProjectNo.AR-14-60.Thefacilitiessupport from King Fahd UniversityofPetroleum Mineralsis gratefullyacknowledge.

ASJC Scopus subject areas

  • General Chemistry
  • General Chemical Engineering
  • Fuel Technology
  • Energy Engineering and Power Technology
  • Geotechnical Engineering and Engineering Geology

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