Location History:
- Kanagawa, JP (1990 - 1994)
- Yokohama, JP (1980 - 1997)
Company Filing History:
18 out of 1,297 
2 out of 8 
1 out of 3,132 Years Active: 1980-1997
Title: Innovations of Atsushi Aoshima in Polymer Chemistry
Introduction
Atsushi Aoshima, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of polymer chemistry. With a portfolio of 21 patents, his work primarily focuses on high molecular weight polymers and processes involving quaternary onium salts.
Latest Patents
Aoshima's recent patents showcase his innovative approaches to developing advanced materials. One notable invention is a high molecular weight polyimidoylamidine and a polytriazine derived from it. This polymer exhibits an intrinsic viscosity ranging from 0.25 dl/g to 0.60 dl/g, demonstrating the potential for application in high-performance materials. By reacting a perfluoropolyether dinitrile with ammonia, he has enabled the production of polyimidoylamidine across a wide molecular weight spectrum, promoting excellent mechanical and chemical properties.
Another significant patent details a process for treating quaternary onium salts. This involves a two-phase system where an organic phase containing a specific quaternary onium fluorine-containing carboxylate is treated with an aqueous phase containing a thiocyanate ion. This innovative method simplifies the preparation of hexafluoropropylene oxide from hexafluoropropylene, positioning Aoshima's work as pivotal in both polymer chemistry and industrial applications.
Career Highlights
Throughout his career, Atsushi Aoshima has worked with prominent companies such as Asahi Kasei Corporation. His experiences in these organizations have been instrumental in shaping his research and development skills, allowing him to innovate extensively in polymer technologies.
Collaborations
Aoshima’s work is complemented by collaborations with esteemed colleagues, including Masanori Ikeda and Ryoichi Mitsui. Their collective expertise enhances the impact of their research, fostering advancements in their field and pushing the boundaries of synthetic polymer science.
Conclusion
Atsushi Aoshima's contributions to polymer chemistry, evidenced by his numerous patents, highlight the importance of innovation in developing new materials and processes. His ongoing research continues to pave the way for future advancements in the polymer industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.