Table 3.
Stress-strain behavior of untreated and oxy-fluorinated high-performance fibers (standard deviation in parenthesis). All high-performance fibers were prepared with Recipe 2, except CF (Recipe 6).
| Sample | E Modulus (GPa) | Breaking Force (N) | Tensile Strength (MPa) | Elongation at Break (%) |
|---|---|---|---|---|
| PE reference | 82.4 (1.6) | 504 (13) | 2328 (61) | 3.19 (0.09) |
| PE treated | 80.0 (5.0) | 440 (33) | 2032 (151) | 2.59 (0.13) |
| PPS reference | 6.4 (0.1) | 39.8 (1.1) | 491 (16) | 23.73 (0.80) |
| PPS treated | 6.3 (0.1) | 38.9 (1.5) | 479 (15) | 23.71 (0.76) |
| PPTA reference | 66.4 (2.7) | 601 (31) | 2545 (131) | 3.33 (0.15) |
| PPTA treated | 64.7 (3.1) | 600 (27) | 2541 (116) | 3.34 (0.12) |
| CF reference | 136 (15.6) | 592 (13) | 1295 (28) | 1.19 (0.16) |
| CF treated | 124 (12.7) | 683 (26) | 1494 (57) | 1.34 (0.07) |