Research Article

A Study of Isothermal Curing of PMI Using DMA

Table 2

Activation energy of the evolution of during the cure process of PMI by Avrami equation.

Temperature/°C/s−1/(KJ·mol−1)/s−1/(KJ·mol−1)

180~1901.8 × 10453.990.1213.96
190~2002.7 × 10999.81152.9841.39

Note: the subscripts 1 and 2 denote segments 1 and 2 in Figure 5.