This paper reviews the state of the art of chemical recycling of PET polyester and introduces several methods for chemical recycling such as hydrolysis, methanolysis, glycolysis and so on.

• 本文总结了废旧PET聚酯化学循环利用领域的研究现状,介绍了目前国内外开发的主要化学解聚工艺方法,包括水解法、甲醇解聚法、乙二醇解聚法等,同时对各种工艺过程的优缺点进行了综合比较。