Pointed out that PTT has good workability,mechanical properties, thermoplasticity extensibility, high elasticity size stability and dye-ability, and would take good applica-tion prospect.

• 指出PTT集良好的加工性、机械性、热塑性、高弹性、尺寸稳定性和染色等诸多特性于一体,具有广阔的市场前景。