Xiangqian Sun

Title: Xiangqian Sun: Innovator in Biodegradable Polymer Synthesis

Introduction

Xiangqian Sun is a prominent inventor based in Nanjing, China. He has made significant contributions to the field of biodegradable polymers, focusing on innovative methods for synthesizing various materials. With a total of 2 patents, his work is paving the way for more sustainable solutions in polymer chemistry.

Latest Patents

Xiangqian Sun's latest patents include a method for synthesizing poly(butylene adipate-co-terephthalate) and a method for synthesizing poly(butylene succinate) catalyzed by biogenic guanidine. The first patent describes a process that combines melt and solid-state polycondensation using an organic guanidine as the main catalyst. This method involves adding 1,4-butanediol, adipic acid, terephthalic acid, and a ternary catalyst system to a reaction still, followed by oligo-polycondensation and solid-state polycondensation to yield the final PBAT product. The second patent focuses on synthesizing poly(butylene succinate) with a weight average molecular weight equal to or larger than 1.4×10. This method employs biogenic guanidine as the main catalyst and includes a series of steps involving esterification and polycondensation under controlled conditions.

Career Highlights

Xiangqian Sun is affiliated with Nanjing University, where he conducts research and develops innovative polymer synthesis methods. His work has garnered attention for its potential applications in creating environmentally friendly materials.

Collaborations

He collaborates with notable colleagues, including Hong Li and Quanxing Zhang, who contribute to his research endeavors and help advance the field of biodegradable polymers.

Conclusion

Xiangqian Sun's innovative approaches to polymer synthesis are making a significant impact in the field of biodegradable materials. His contributions are essential for developing sustainable solutions that address environmental challenges.