Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Representative stress–strain curves at 80 mm/min strain rate showing the effect of the dianhydride structure and annealing time at Tann = TSH on the general mechanical performance of undamaged samples (a, left) and the effect of healing time at Tann = TSH of healed samples (b, right). Ttest = 23 ± 2 °C.
