This inventor holds 5 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignees: China Petroleum Chemical Corporation, Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation, China Petroleum & Chemical Corporation Beijing Research Institute of Chemical Industry. Active years: 2012-2025.
Company Filing History:
5 out of 674 
4 out of 114 
1 out of 3 Years Active: 2012-2025
Title: Shiyuan Xu: Innovator in Polymer Chemistry
Introduction
Shiyuan Xu is a prominent inventor based in Beijing, China. He has made significant contributions to the field of polymer chemistry, holding a total of 5 patents. His work focuses on the development of innovative copolymers that have various applications in industry.
Latest Patents
One of his latest patents is titled "Copolymer of olefin and unsaturated carboxylic acid or unsaturated carboxylic acid derivative." This patent describes a preparation method for a copolymer that involves contacting an olefin and an unsaturated carboxylic acid or its derivative with a catalyst in the presence of an alkane solvent. The resulting copolymer is characterized as a spherical and/or spherical-like structure. Another notable patent is the "Method for preparing olefin-polar monomer copolymer," which outlines a method for creating an olefin-olefinic alcohol copolymer using a diimine metal complex as a catalyst.
Career Highlights
Shiyuan Xu has worked with several esteemed organizations throughout his career. He has been associated with China Petroleum Chemical Corporation and the Beijing Research Institute of Chemical Industry, which is part of China Petroleum & Chemical Corporation. His experience in these institutions has allowed him to advance his research and contribute to the field of chemical engineering.
Collaborations
Throughout his career, Shiyuan Xu has collaborated with notable colleagues, including Zifang Guo and Junling Zhou. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Shiyuan Xu is a distinguished inventor whose work in polymer chemistry has led to significant advancements in the field. His innovative patents and collaborations highlight his commitment to research and development. His contributions continue to influence the industry and pave the way for future innovations.