Company Filing History:
Years Active: 2006
Title: Seiji Nishioka: Innovator in Acetic Anhydride Production
Introduction
Seiji Nishioka is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production and purification of acetic anhydride. His innovative work has led to advancements in the synthesis of polyoxytetramethylene glycol.
Latest Patents
Nishioka holds a patent for a method of purifying crude acetic anhydride and a method of producing polyoxytetramethylene glycol using acetic anhydride. The patent outlines a process that involves ring-opening polymerization of tetrahydrofuran in the presence of acetic anhydride and an acid catalyst. This method is notable for utilizing acetic anhydride with a diketene concentration of 10 ppm or less, which enhances the quality of the resulting polyoxytetramethylene glycol. He has 1 patent to his name.
Career Highlights
Seiji Nishioka is associated with Daicel Chemical Industries, Ltd., where he has been instrumental in developing innovative chemical processes. His expertise in acetic anhydride has positioned him as a key figure in the industry, contributing to the company's reputation for excellence in chemical manufacturing.
Collaborations
Nishioka has worked alongside talented colleagues such as Ryosuke Maeda and Toshifumi Fukui. Their collaborative efforts have fostered a productive environment that encourages innovation and the sharing of ideas.
Conclusion
Seiji Nishioka's contributions to the field of chemical engineering, particularly in the area of acetic anhydride production, highlight his role as an influential inventor. His work continues to impact the industry positively, paving the way for future advancements.