Jianpeng Shang

Title: Jianpeng Shang: Innovator in Isocyanate Preparation

Introduction

Jianpeng Shang is a notable inventor based in Lanzhou, China. He has made significant contributions to the field of chemical engineering, particularly in the preparation of isocyanates. His innovative methods have the potential to enhance production efficiency and product yield in various applications.

Latest Patents

Jianpeng Shang holds a patent for a method for preparing isocyanates by liquid-phase thermal cracking. This invention discloses a process that utilizes a reaction-rectification thermal cracking reactor. The method employs a catalyst composition that includes a superfine powder metal oxide catalyst and an ionic liquid. The process involves liquid-phase thermal cracking of an alkyl or aryl dialkylurethane or multialkylurethane, with a reaction time of 0.5-3 hours at temperatures ranging from 160-220°C and an absolute pressure of 1000-8000 Pa. The invention is characterized by its low thermal cracking temperature, high yield of target products, and good universality for substrates, achieving yields greater than 85% for various isocyanates.

Career Highlights

Jianpeng Shang is affiliated with the Chinese Academy of Sciences, where he conducts research and development in chemical processes. His work has been instrumental in advancing methods for producing essential chemical compounds, contributing to both academic and industrial advancements.

Collaborations

Jianpeng Shang has collaborated with notable colleagues, including Jian Li and Liguo L Wang. These partnerships have fostered a collaborative environment that enhances innovation and research output.

Conclusion

Jianpeng Shang's contributions to the field of isocyanate preparation exemplify the impact of innovative thinking in chemical engineering. His patented methods not only improve production efficiency but also pave the way for future advancements in the industry.