Average stress relaxation times for BTA formulations.
Sample | 100 : 0 | 90 : 10 | 75 : 25 | 50 : 50 | 25 : 75 | 10 : 90 | 0 : 100 |
---|---|---|---|---|---|---|---|
τ average (seconds) | 11 000 | 18 555 | 64 | 5 | 417 | 0.4 | 0.3 |
τ 1/2 (seconds) | 524 | N/Aa | 4 | 0.4 | 33 | 0.2 | 0.1 |
Did not reach half value even after 10 000 seconds.