Zhili Liu

Title: Innovations of Zhili Liu in Modified Polyester

Introduction

Zhili Liu is a notable inventor based in Wujiang, China. He has made significant contributions to the field of polymer chemistry, particularly in the development of modified polyesters. His innovative approach has led to advancements in materials that are essential for various industrial applications.

Latest Patents

Zhili Liu holds a patent for a method of preparing modified polyester. This invention involves the use of terephthalic acid segments, ethylene glycol diol segments, and branched diol segments. The branched diol segment is characterized by a branch located on a non-terminal carbon, with the branch being a linear carbon chain containing 5 to 10 carbon atoms. The preparation method includes the esterification of terephthalic acid and branched diol using concentrated sulfuric acid as a catalyst. Subsequently, ethylene terephthalate is produced through the esterification of terephthalic acid and ethylene glycol. The final modified polyester is obtained through a polycondensation reaction involving both low and high vacuum stages, utilizing a catalyst and stabilizer.

Career Highlights

Zhili Liu is currently employed at Jiangsu Hengli Chemical Fibre Co., Ltd. His work at this company has allowed him to focus on innovative solutions in the chemical fiber industry. His expertise in polyester modification has positioned him as a key player in the development of advanced materials.

Collaborations

Zhili Liu has collaborated with notable colleagues such as Hongwei Fan and Wengang Li. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Zhili Liu's contributions to the field of modified polyesters demonstrate his commitment to innovation and excellence in polymer chemistry. His patented methods and collaborative efforts continue to influence the industry positively.