Tianyuan Li

Title: Innovations in Waste Polyester Recycling by Tianyuan Li

Introduction

Tianyuan Li is an innovative inventor based in Shanghai, China. He has made significant contributions to the field of waste polyester recycling, holding a total of 3 patents. His work focuses on developing methods that enhance the efficiency and effectiveness of recycling processes.

Latest Patents

Tianyuan Li's latest patents include a method for recycling waste polyester through a modified alcoholysis process. This method aims to recycle waste polyester to prepare dimethyl terephthalate (DMT). The process involves using dewatered and deoxygenated waste polyester as a raw material. By adding an alcoholysis agent, specifically ethylene glycol, in a melted state, the viscosity of the material is reduced, allowing for a more homogeneous reaction.

Another notable patent is a method for recycling waste polyester with continuous alcoholysis and transesterification. This invention utilizes a continuous feeding process, enabling the material to undergo homogeneous alcoholysis while maintaining a melted state. The use of multiple alcoholysis tanks in series ensures stable product quality and improves the purity and yield of the recycled product.

Career Highlights

Throughout his career, Tianyuan Li has worked with various companies, including Avantgarde Environmental Technology Co., Ltd. His expertise in waste polyester recycling technology has positioned him as a key figure in this field.

Collaborations

Tianyuan Li has collaborated with notable individuals such as Huayu Fang and Enbin Zhu. These partnerships have contributed to the advancement of his innovative recycling methods.

Conclusion

Tianyuan Li's contributions to waste polyester recycling demonstrate his commitment to innovation and sustainability. His patents reflect a deep understanding of chemical processes and a dedication to improving recycling technologies. Through his work, he continues to pave the way for advancements in environmental technology.