A study of the suitability of the KENTORT II eastern shale oil for asphalt paving applications

Kamyar Mahboub, Amy L. Simpson, Paul K. Oduroh, Raymond E. Robertson, P. Michael Harnsberger, Darrell N. Taulbee, Aurora M. Rubel

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

The uncertain future of petroleum reserves has fuelled the search for alternative resources. A feasibility study was conducted to determine potential paving applications of the oil extracted from eastern shale by the KENTORT II process. The eastern shale oil (ESO) in this study was separated into two drastically different viscosity portions, designated as 'hard' and 'soft' ESO. It was hypothesized that the 'hard' portion might enhance the asphalt performance by increasing the stiffness. It was discovered that the 'hard' ESO modified asphalt properties deteriorate significantly with time. On the other hand, the 'soft' ESO was found to exhibit desirable properties in an asphalt recycling application. Further studies are recommended to fully characterize the binder and mixture properties of ESO modified/rejuvenated asphalts.

Original languageEnglish
Pages (from-to)1527-1537
Number of pages11
JournalFuel
Volume71
Issue number12
DOIs
StatePublished - Dec 1992

Bibliographical note

Funding Information:
The authors express their appreciation to the US Department of Energy and the Center for Applied Energy Research, University of Kentucky, for funding this work. The cooperation of Mr Scott Carter for operation of the reactor and ES0 production is appreciated. Mr Joe Button and Mr Sidney Greer of Texas Transportation Institute extracteda nd recoveredt he asphalt binder from aged hot mix asphalt. Binder blending and ageing experiments were performed by J. M. Wolf and rheological measurements were performed by F. A. Reid of Western Research Institute. Mr Roger Pemberton of Ashland Oil is acknowledged for supplying the AC-5 asphalt binder.

Keywords

  • asphalt
  • pavement
  • shale oil

ASJC Scopus subject areas

  • General Chemical Engineering
  • Fuel Technology
  • Energy Engineering and Power Technology
  • Organic Chemistry

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