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发明人徐明华,高志强,黄志刚. "Method for the Synthesis of N,N'-Bis(trimethylsilyl)urea" [P]. 中国发明专利, 专利号 CN 110911312 A, 授权公告日 2022-11-12.
发明人徐明华,马晓峰,郭海燕. "A Process for Preparing High-Purity N,N'-Bis(trimethylsilyl)urea" [P]. 中国发明专利, 专利号 CN 113829043 A, 授权公告日 2022-03-04.
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