Yonghui Li

Title: Yonghui Li: Innovator in Ethylene Recovery Technology

Introduction

Yonghui Li is a prominent inventor based in Tianjin, China. He has made significant contributions to the field of chemical engineering, particularly in the production of vinyl acetate. His innovative approach to ethylene recovery has garnered attention in the industry.

Latest Patents

Yonghui Li holds a patent for a method and device for recovering ethylene during the process of producing vinyl acetate. The patent describes a double solvent absorption method that utilizes an absorbent solution and deionized water. This method involves introducing an outlet stream as an absorbent solution from the upper section of the feeding plate in an acetic acid tower during the rectification stage of vinyl acetate production. The refined gas is then charged from the tower bottom of the ethylene recovery tower for contact with the absorbent solution in a counter-current manner. The process effectively absorbs and removes acetic acid, while discharging residual inert gases such as nitrogen.

Career Highlights

Yonghui Li is affiliated with Tianjin University, where he continues to advance his research and development efforts. His work has not only contributed to academic knowledge but has also practical implications in industrial applications.

Collaborations

Yonghui Li has collaborated with notable colleagues, including Minhua Zhang and Xiuqin Dong. These partnerships have fostered a collaborative environment that enhances innovation and research outcomes.

Conclusion

Yonghui Li's contributions to ethylene recovery technology exemplify the impact of innovative thinking in chemical engineering. His patent reflects a significant advancement in the production of vinyl acetate, showcasing his expertise and dedication to the field.