Company Filing History:
Years Active: 1987-1988
Title: Hisaya Imai: Innovator in Polyether Polyol Production
Introduction
Hisaya Imai is a notable inventor based in Fuji, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the production of polyether polyols. With a total of 2 patents to his name, Imai's work has implications for various industrial applications.
Latest Patents
Hisaya Imai's latest patents focus on a process for producing polyether polyol. This process involves copolymerizing tetrahydrofuran or a mixture of tetrahydrofuran with other cyclic ethers and a polyhydric alcohol. The use of a heteropoly-acid and/or its salt as a catalyst is crucial, allowing for the presence of 0.1 to 15 molecules of water per one heteropoly-anion in the catalyst phase. The resulting polyether polyol is an industrially useful polymer, serving as a starting material for polyurethane applications, including spandex and synthetic leather.
Career Highlights
Imai is currently associated with Asahi Kasei Kogyo Kabushiki Kaisha, a leading company in the chemical industry. His work has been instrumental in advancing the production techniques of polyether polyols, contributing to the company's innovative capabilities.
Collaborations
Throughout his career, Imai has collaborated with notable colleagues, including Atsushi Aoshima and Shoichiro Tonomura. These collaborations have fostered a productive environment for innovation and development in polymer chemistry.
Conclusion
Hisaya Imai's contributions to the field of polyether polyol production highlight his role as a significant inventor in the chemical industry. His innovative processes continue to impact various applications, showcasing the importance of his work in advancing polymer technology.