Company Filing History:
Years Active: 1979-1984
Title: Michio Hisasue: Innovator in Fluoropolymer Technology
Introduction
Michio Hisasue is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of polymer science, particularly in the development of fluorine-containing elastomers and copolymers. His innovative work has led to the filing of 5 patents that showcase his expertise and creativity in this specialized area.
Latest Patents
One of Hisasue's latest patents is a process for producing propylene-tetrafluoroethylene copolymer. This process involves copolymerizing propylene and tetrafluoroethylene in a molar ratio ranging from 95/5 to 40/60 in an aqueous medium. The medium contains tertiary butanol ranging from 5 to 30 wt.%, an emulsifier ranging from 0.01 to 10 wt.%, and a redox catalyst combination. This catalyst includes a water-soluble persulfate, a water-soluble iron salt, hydroxymethanesulfinate, and ethylenediaminetetraacetic acid or a salt thereof, all maintained at a pH of 8 to 10.5 and a temperature of 0 to 50 degrees Celsius. Another notable patent involves fluorine-containing elastomers, which comprise a grafted copolymer exhibiting rubber-like elasticity and chemical linkages at the reactive sites of fluorine-containing polymeric segments and organopolysiloxane segments.
Career Highlights
Hisasue is currently associated with Asahi Glass Company, Limited, where he continues to push the boundaries of polymer technology. His work has not only advanced the understanding of fluoropolymers but has also contributed to the development of new materials with enhanced properties.
Collaborations
Throughout his career, Michio Hisasue has collaborated with notable colleagues, including Shun-ichi Kodama and Gen Kojima. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
In summary, Michio Hisasue is a distinguished inventor whose work in fluoropolymer technology has led to significant advancements in the field. His contributions through patents and collaborations continue to influence the industry and inspire future innovations.
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