Fumio Yamazaki

Title: Fumio Yamazaki: Innovator in Polyoxyalkylene Polyol Production

Introduction

Fumio Yamazaki is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of polyoxyalkylene polyols. With a total of two patents to his name, Yamazaki's work has advanced the methods used in this important area of chemistry.

Latest Patents

Yamazaki's latest patents focus on innovative methods for producing polyoxyalkylene polyols and their derivatives. One of his patents describes a method that efficiently removes catalyst compounds from crude polyoxyalkylene polyols. This method involves the addition polymerization of an epoxide compound to an active hydrogen compound, utilizing a specific catalyst. The process ensures that the remaining catalyst amount in the polyoxyalkylene polyol is controlled to 150 ppm or less. His other patent details a polyoxyalkylene polyol obtained using a phosphazenium compound as a catalyst, highlighting its unique properties such as a hydroxyl value ranging from 2 to 200 mgKOH/g and a high degree of selectivity in its molecular structure.

Career Highlights

Fumio Yamazaki is currently employed at Mitsui Chemicals, Inc., where he continues to innovate in the field of chemical production. His work has not only contributed to the company's portfolio but has also set new standards in the industry for the production of polyoxyalkylene polyols.

Collaborations

Yamazaki collaborates with talented coworkers such as Satoshi Yamasaki and Yasunori Hara. Their combined expertise fosters a creative environment that drives innovation and enhances the development of new chemical processes.

Conclusion

Fumio Yamazaki's contributions to the field of polyoxyalkylene polyol production exemplify the impact of innovative thinking in chemical engineering. His patents reflect a commitment to improving manufacturing processes and advancing the industry.