Yunhai Liu

Title: Innovations of Yunhai Liu in Chemical Engineering

Introduction

Yunhai Liu is a prominent inventor based in Shandong, China. He has made significant contributions to the field of chemical engineering, particularly in the development of catalysts and methods for synthesizing valuable chemical compounds. With a total of 3 patents to his name, Liu's work has garnered attention for its innovative approaches and practical applications.

Latest Patents

One of Liu's latest patents is a method for preparing β-phenylethanol. This method involves reducing a catalyst in a reactor, introducing pre-heated hydrogen gas, and then adding styrene oxide to perform a hydrogenation reaction. The catalyst used is a Ni–Cu/AlO nanosized self-assembled catalyst, and the process achieves a selectivity of 99% or more for β-phenylethanol.

Another notable patent is for a catalyst designed for preparing 1,5-pentanediol via hydrogenolysis of tetrahydrofurfuryl alcohol. This method utilizes a catalyst supported on an organic polymer or inorganic hybrid material, functionalized with a nitrogen-containing ligand. The catalyst demonstrates excellent reaction activity and high selectivity, while also maintaining stability over extended use, thereby reducing production costs.

Career Highlights

Yunhai Liu is currently employed at Wanhua Chemical Group Co., Ltd., where he continues to innovate in the field of chemical processes. His work has not only advanced the understanding of catalyst design but has also contributed to more efficient industrial applications.

Collaborations

Liu has collaborated with notable colleagues such as Wei Zeng and Changsheng Chen. Their combined expertise has fostered a productive research environment, leading to advancements in chemical engineering.

Conclusion

Yunhai Liu's contributions to the field of chemical engineering through his innovative patents and collaborative efforts highlight his role as a key inventor in the industry. His work continues to influence the development of efficient chemical processes and catalysts.