Location History:
- Tama, JA (1977 - 1978)
- Tama, JP (1979 - 1982)
Company Filing History:
Years Active: 1977-1982
Title: The Innovations of Tsunesuke Doi
Introduction
Tsunesuke Doi, a prolific inventor based in Tama, Japan, has made significant contributions to the field of chemistry and material science. With a total of four patents to his name, Doi's innovative work particularly focuses on compounds that serve critical industrial functions.
Latest Patents
His latest patents reflect his expertise and creativity. One of his notable inventions is an aliphatic triisocyanate and a method for preparing it, specifically 4-Isocyanate methyl-1,8-octamethylene diisocyanate. This process involves reacting 4-aminomethyl-1,8-diaminooctane with phosgene at elevated temperatures in an inert medium, showcasing Doi's advanced knowledge of chemical reactions.
Additionally, he has developed a unique aqueous aluminum paste composition. This novel formulation consists of specific amounts of a fatty acid, a fatty acid alkanolamide, a nonionic surface-active agent, aluminum flakes, and water. The composition is designed for stability in water and demonstrates excellent bubble retention properties, making it ideal as a foaming agent for manufacturing lightweight foamed concrete.
Career Highlights
Tsunesuke Doi currently works for Asahi Kasei Kogyo Kabushiki Kaisha, a prominent company known for its innovative products and solutions. Throughout his career, Doi has focused on developing materials that enhance industrial applications, affirming his status as a leading figure in the field.
Collaborations
In his journey as an inventor, Doi has collaborated with esteemed colleagues like Hiroshi Komoto and Masazumi Chono. These collaborations have undoubtedly contributed to his success and the advancement of significant inventions within the industry.
Conclusion
With a focus on groundbreaking inventions and practical applications, Tsunesuke Doi continues to be an influential inventor in Japan. His patents not only highlight his expertise but also contribute to advancements in material science and engineering processes. Through continuous innovation and collaboration, Doi remains a key player in shaping the future of industrial chemistry.