This inventor holds 1 USPTO granted patent. Top assignee: University of Connecticut. Active years: 1990.
Company Filing History:
Years Active: 1990
Title: Yunzhao Yu: Innovator in Polycarbonate-Epoxy Polymers
Introduction
Yunzhao Yu is a prominent inventor based in Beijing, China. He has made significant contributions to the field of polymer chemistry, particularly through his innovative work on polycarbonate-epoxy polymers. His research focuses on the synthesis and application of these materials, which have important implications in various industries.
Latest Patents
Yunzhao Yu holds a patent for a polycarbonate-epoxy polymer. This invention presents a method of making a polycarbonate-epoxy polymer by reacting epoxide groups of epoxy resins with in-chain carbonate groups of a polycarbonate in the presence of a catalyst. The resulting product is a three-dimensional network of chains that are cross-linked with carbonate groups. The cross-link density can be controlled by adjusting the epoxy-carbonate ratio. The preferred catalyst for this process comprises quaternary ammonium salts, while tertiary amine and alkoxide catalysts are considered less preferred.
Career Highlights
Yunzhao Yu is affiliated with the University of Connecticut, where he continues to advance his research in polymer science. His work has garnered attention for its innovative approach and potential applications in various fields, including materials science and engineering.
Collaborations
Yunzhao Yu collaborates with several professionals in his field, including his coworker James P Bell. Their combined expertise contributes to the advancement of research in polymer chemistry.
Conclusion
Yunzhao Yu's contributions to the development of polycarbonate-epoxy polymers highlight his role as an influential inventor in the field of materials science. His innovative methods and collaborative efforts continue to push the boundaries of polymer research.