Company Filing History:
Years Active: 1987
Title: Michiro Ohnaka: Innovator in Phthalic Acid Compounds
Introduction
Michiro Ohnaka is a notable inventor based in Kamakura, Japan. He has made significant contributions to the field of chemistry, particularly in the production of substituted phthalic acid compounds. His innovative work has led to the development of a patented process that enhances the efficiency of chemical production.
Latest Patents
Ohnaka holds a patent for a process for producing substituted phthalic acid compounds. This process involves heating a substituted tetrahydrophthalic acid compound, which has a substituent in at least one of the 3-, 4-, 5-, and 6-positions, in the presence of sulfur to dehydrogenate it. The resulting product is then heat-treated in the presence of water, optionally along with an organic solvent. As needed, the heat-treated product can be dehydrocyclized to form a substituted phthalic acid anhydride. This innovative method showcases Ohnaka's expertise in chemical processes.
Career Highlights
Ohnaka is associated with Nippon Zeon Company, Ltd., where he applies his knowledge and skills in the field of chemical engineering. His work at this esteemed company has allowed him to contribute to advancements in chemical production techniques.
Collaborations
Ohnaka has collaborated with notable colleagues, including Hiroshi Horino and Atsushi Hayashi. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Michiro Ohnaka's contributions to the field of chemistry, particularly through his patented process for producing substituted phthalic acid compounds, highlight his role as an influential inventor. His work continues to impact the industry positively.