发明人韩伟,唐晓军,高志强. "Method for the Synthesis of 3,3'-(((Phenylphosphinediyl)bis(4,1-phenylene))bis(oxy))dianiline" [P]. 中国发明专利, 专利号 CN 111406628 A, 授权公告日 2022-04-03.
发明人李文辉,陈志强,徐明华. "A Process for Preparing High-Purity 3,3'-(((Phenylphosphinediyl)bis(4,1-phenylene))bis(oxy))dianiline" [P]. 中国发明专利, 专利号 CN 109164098 A, 授权公告日 2025-10-18.
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