Yihuan Liu

Title: Yihuan Liu: Innovator in Polyester Polyols

Introduction

Yihuan Liu is a prominent inventor based in Nanjing, China. He has made significant contributions to the field of synthetic macromolecular chemistry, particularly in the development of functional polyester polyols. With a total of 2 patents, Liu's work showcases innovative methods that enhance the production processes in this area.

Latest Patents

Liu's latest patents include a "Method for preparing mercapto functional polyester polyols" and a "Method for one-step synthesis of functional polyesters by organic catalysis." The first patent describes a method that utilizes a micro-reaction device to prepare functional polyester polyols by mixing ε-caprolactone/δ-valerolactone monomers with mercapto alcohol under moistureless conditions. This process employs an immobilized enzyme, specifically lipase Novozyme435, as a catalyst to achieve continuous production. The second patent focuses on a one-step synthesis method for thiol-functionalized polyester polyols using lactone monomers and thiol-alcohol as initiators, along with diphenyl phosphate as an organic catalyst. This method is noted for being simple, cost-effective, and environmentally friendly.

Career Highlights

Yihuan Liu is affiliated with Nanjing Tech University, where he continues to advance research in polyester polyols. His innovative approaches have garnered attention in the academic and industrial sectors, contributing to the development of sustainable materials.

Collaborations

Liu collaborates with notable colleagues such as Kai Guo and Ning Zhu, enhancing the research output and innovation potential within his team.

Conclusion

Yihuan Liu's contributions to the field of synthetic macromolecular chemistry through his patents and research at Nanjing Tech University highlight his role as a key innovator in the development of functional polyester polyols. His work not only advances scientific knowledge but also promotes environmentally friendly practices in the industry.