Company Filing History:
2 out of 61 
1 out of 17 Years Active: 2021-2025
Title: Zhicheng Zhu: Innovator in Polyisocyanate Technology
Introduction
Zhicheng Zhu is a notable inventor based in Shandong, China. He has made significant contributions to the field of polyisocyanate technology, holding a total of 2 patents. His work focuses on improving the stability and efficiency of polyisocyanate compositions, which are essential in various industrial applications.
Latest Patents
Zhicheng Zhu's latest patents include a storage-stable polyisocyanate composition and a preparation method. This innovative composition is created by selecting one or more diisocyanates from aliphatic and alicyclic categories and reacting them with an alcohol compound. The resulting polyisocyanate composition features an isocyanurate group, a uretdione group, a carbamate group, and an allophanate group. Notably, the molar ratio of the carbamate group to the sum of the uretdione and isocyanurate groups is maintained between 0.01 and 0.2, enhancing the storage stability of the product by inhibiting viscosity increases during storage.
Another significant patent involves an imine-type quaternary ammonium salt catalyst. This catalyst is designed to ensure high catalytic activity while preventing the risk of explosive polymerization during the synthesis of polyisocyanate. The catalyst's unique structure allows for high-temperature decomposition and inactivation, making it a valuable tool in the preparation of polyisocyanate compositions.
Career Highlights
Zhicheng Zhu has worked with prominent companies in the chemical industry, including Wanhua Chemical Group Co., Ltd. and Wanhua Chemical (Ningbo) Co., Ltd. His experience in these organizations has contributed to his expertise in polyisocyanate technology and innovation.
Collaborations
Zhicheng Zhu has collaborated with notable professionals in his field, including Bin Shi and Yonghua Shang. These partnerships have fostered a collaborative environment that encourages innovation and the development of new technologies.
Conclusion
Zhicheng Zhu is a distinguished inventor whose work in polyisocyanate technology has led to significant advancements in the field. His patents reflect a commitment to improving product stability and safety in industrial applications. His contributions continue to influence the chemical industry positively.
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