Figure 2.
Stress relaxation and creep at 37 °C and 80 °C; The cycle of 1% elongation for 60 min and recovery for 60 min was repeated for13 cycles; (a) 37 °C, TC-85; (b) 37 °C, PETG; (c) 80 °C, TC-85; (d) 80 °C, PETG.
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