发明人冯建国,郑宇鹏,李文辉. "Method for the Synthesis of 聚[1-[4-(3-羧基-4-羟基苯偶氮)苯磺酰氨基]-1,2-乙二基钠盐]" [P]. 中国发明专利, 专利号 CN 111678798 A, 授权公告日 2024-09-23.
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