Table 5. Mechanical Test of Neat EP and EP Composites.
| sample | flexural strength (MPa) | flexural modulus (GPa) | tensile strength (MPa) | tensile modulus (GPa) |
|---|---|---|---|---|
| pure EP | 93.68 | 3102.20 | 64.17 | 908.37 |
| EP/3-DCSA-Cu | 84.73 | 2993.38 | 52.77 | 793.88 |
| EP/5-DCSA-Cu | 90.26 | 3684.34 | 67.52 | 928.42 |
| EP/7-DCSA-Cu | 75.36 | 2965.80 | 42.60 | 563.82 |
| EP/5-DCSA-Na | 61.54 | 3037.75 | 35.57 | 513.20 |