Thermogravimetry analysis(TGA) and Dynamic Stress Rheometer(DSR) were used to measure the conversion and viscosity changing with time during the thermopolymerization to form polythioetherimides.

用析仪(TGA)和动态应力流变仪(DSR)别测量聚硫醚酰亚胺聚合反应过程中和粘度随时间的变。