发明人张德明,韩伟,何建平. "一种对苯二甲酸乙二酯环三聚体的合成方法" [P]. 中国发明专利, 专利号 CN 110914334 A, 授权公告日 2017-06-13.
发明人陈志强,赵玉洁,徐明华. "Method for the Synthesis of PET Cyclic Trimer" [P]. 中国发明专利, 专利号 CN 109372426 A, 授权公告日 2023-04-05.
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