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Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations

 
REPORT
This report is an archived publication and may contain dated technical, contact, and link information
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Publication Number:  FHWA-HRT-14-086    Date:  November 2014
Publication Number: FHWA-HRT-14-086
Date: November 2014

 

The Use of Phosphoric Acid to Stiffen Hot Mix Asphalt Binders

REFERENCES

  1. Engberger, S.L. and Reinke, G.H. U.S. Patent 6,117,926 Acid-reacted polymer-modified asphalt compositions and preparation thereof. September 12.
  2. Engberger, S.L. and Reinke, G.H. U.S. Patent 6,399,680 Acid-reacted polymer-modified asphalt compositions and preparation thereof. June 4, 2002.
  3. Puzic, O. et al., "Percentage of 115% Polyphosphoric Acid in Modified Asphalt," ExxonMobil AmTS Procedure: R 122206, Revision No. 2, December 22, 2006.
  4. Reinke, G.H. et al., Mathy Technology and Engineering Services Inc. (Private communication 4/18/2007).
  5. SHRP Materials Reference Library: Asphalt Cements: A Concise Data Compilation, SHRP-A-645, 1993.

 

 

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