Chemicals
| Wed 01 Jul 2026
Beijing, July 1 -- Gansu Yinguang Juyin Chemical Industry has filed a patent application for Device and Method for Promoting Phosgenation Reaction to Produce Special Isocyanate. This invention was developed by Liu Yaozong, Jia Xiaoduo, Yang Yuning, Qi Lei, Meng Hongfei, Zhang Cheng, Tian Zhengyi, Teng Zhijun and Chang Youcai.
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