Company Filing History:
Years Active: 1980-1984
Title: Kazushi Ohshima: Innovator in Chemical Processes
Introduction
Kazushi Ohshima is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of chemical engineering, holding a total of 8 patents. His work focuses on innovative processes that enhance the production and application of various chemical compounds.
Latest Patents
Kazushi Ohshima's latest patents include a production process for ferromagnetic iron powder. This process involves adding and mixing boron oxide or a borate with α-FeOOH or α-Fe2O3 without dissolving the former. The mixture is then heated to 350°C or higher in a non-reducing atmosphere before being reduced. Another notable patent is for the ortho-alkylation of phenolic compounds. This invention relates to a selective process for ortho-alkylation of a phenolic compound with at least one ortho-positioned hydrogen atom. The reaction occurs at temperatures ranging from 300°C to 550°C in the presence of a catalyst containing manganese oxide, silicon oxide, and various additives.
Career Highlights
Kazushi Ohshima is currently employed at Mitsui Toatsu Chemicals, Incorporated, where he continues to develop innovative chemical processes. His expertise in the field has led to advancements that benefit both the industry and research communities.
Collaborations
Throughout his career, Kazushi has collaborated with notable colleagues, including Motoo Kawamata and Akihide Kudoh. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Kazushi Ohshima's contributions to chemical engineering through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the development of new chemical processes and applications.