Zhenguang Wen

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Yantai, Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing TDI isocyanurate
- Patent number 9,593,089
- Issue date Mar 14, 2017
- Wanhua Chemical (Beijing) Co., Ltd.
- Xiao Zhang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARING TDI ISOCYANURATE
- Publication number 20160016917
- Publication date Jan 21, 2016
- Wanhua Chemical (Beijing) Co., Ltd.
- Xiao Zhang
- C07 - ORGANIC CHEMISTRY