13C NMR STUDIES ON ROADWAY ASPHALTS |
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| Authors: | Amulf P Hagen Marie Ponder Johnson Bruce B Randolph |
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| Affiliation: |
a Department of Chemistry, The University of Oklahoma, Norman, OK |
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| Abstract: | Roadway asphalt has been characterized by 13C NMR and reasonable chemical shift assignments made. An initial analysis of the asphalt samples from the refinery liquid, plant mix. Initial and 18 month cores has been made; however, these roadways have not aged sufficiently to develop correlations with performance. |
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