发明人郑宇鹏,林芳,冯建国. "Method for the Synthesis of Benzoic acid, 2-(acetyloxy)-, polymer with 2-hydroxybenzoic acid" [P]. 中国发明专利, 专利号 CN 108856441 A, 授权公告日 2023-02-03.
发明人沈红梅,韩伟,黄志刚. "A Process for Preparing High-Purity Benzoic acid, 2-(acetyloxy)-, polymer with 2-hydroxybenzoic acid" [P]. 中国发明专利, 专利号 CN 109845094 A, 授权公告日 2023-11-09.
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