This paper discussed the present situation of development of PBT resins and techno -economical analysis of production technology for PBT resins. It pointed out that successive process will be developed remarkably in the production of PBT resins.

• 论述了聚对苯二甲酸丁二醇酯(PBT)树脂的国内外发展现状和生产工艺的技术经济分析,阐明连续化工艺是生产PBT树脂的发展方向;