聚对苯二甲酸乙二醇酯绿色降解过程的研究

Research on the Green Degradation of Polyethylene Terephthalate

针对废旧塑料传统降解方法存在的问题,采用酸性功能化离子液体作为催化剂,系统考察了不同反应条件下聚对苯二甲酸乙二醇酯的降解效率。研究结果表明,适中的反应温度、时间和催化剂含量有利于提高降解反应效率。在此基础上,分析并讨论了反应规律及其原因,获得了最佳的反应条件,为技术的研究和应用提供了科学依据。

To solve the problems rooted in traditional methods for the degradation of waste plastics,acidic functionalized ionic liquid was applied as novel catalyst in the research on the degradation of polyethylene terephthalate.Experimental results showed that moderate reaction temperature,time and catalyst content could improve degradation efficiency.On this basis,the corresponding reaction mechanism was analyzed and discussed.The optimum experimental conditions of degradation were finally obtained.It provides a scientific basis for the research and application of technology.