发明人郭海燕,何建平,郑宇鹏. "Method for the Synthesis of Fluorescent Brightener 134" [P]. 中国发明专利, 专利号 CN 109294862 A, 授权公告日 2025-12-12.
发明人王建平,林芳,何建平. "A Process for Preparing High-Purity Fluorescent Brightener 134" [P]. 中国发明专利, 专利号 CN 114030544 A, 授权公告日 2025-05-25.
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