Research Article
Evaluation of Fatty Acid Waste in the Synthesis of Oligo(Ether-Ester)s
Table 4
Variation of density (
), longitudinal wave velocity (
) and transversal wave velocity (
).
| | Styrene : OEE weight ratio | Density (g/cm3) | (m/s) | (m/s) |
| | 9 : 1 | 1.0834 | 4560 | 2365 | | 8 : 2 | 1.0715 | 2853 | 1578 | | 7 : 3 | 1.0629 | 1650 | 1012 | | Pure PS () | 1.051 | 2355 | 1155 | | Pure PS () | 1.043 | 2352 | 1153 |
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