This inventor holds 1 USPTO granted patent. Top assignee: Other. Active years: 1993.
Company Filing History:
1 out of 834,453 Years Active: 1993
Title: Innovations of Katsuo Tsuguma
Introduction
Katsuo Tsuguma is a notable inventor based in Miyazaki, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the purification of polyphenylene ether. His innovative methods have the potential to enhance the efficiency of polymer production processes.
Latest Patents
Katsuo Tsuguma holds a patent for a "Method for purifying a polyphenylene ether with amino carboxylic acid." This novel method involves separating a polyphenylene ether from a reaction product obtained by oxidative polymerization of a 2,6-di-substituted-phenol. The process utilizes a precipitation polymerization method, where a polymer is precipitated in the presence of a catalyst that includes a combination of a copper ion, a halide ion, and at least one type of amine. The addition of an amino carboxylic acid derivative to the reaction product further enhances the purification process.
Career Highlights
Throughout his career, Katsuo Tsuguma has focused on advancing polymer chemistry. His work has led to the development of efficient methods for polymer purification, which are crucial for various industrial applications. His innovative approach has garnered attention in the scientific community.
Collaborations
Katsuo Tsuguma has collaborated with esteemed colleagues such as Koichi Horiguchi and Sadao Ibe. These collaborations have contributed to the advancement of research in polymer chemistry and have fostered a productive exchange of ideas.
Conclusion
Katsuo Tsuguma's contributions to the field of polymer chemistry, particularly through his patented methods, highlight his role as an influential inventor. His work continues to impact the industry and inspire future innovations in polymer purification.