Location History:
- Shin-Nanyo, JP (1980)
- Kudamatsu, JP (1985 - 1989)
Company Filing History:
Years Active: 1980-1989
Title: Mamoru Narui: Innovator in Chlorosulfonated Polyethylene
Introduction
Mamoru Narui is a notable inventor based in Kudamatsu, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of chlorosulfonated polyethylene. With a total of 4 patents to his name, Narui's work has had a substantial impact on the manufacturing processes of this versatile material.
Latest Patents
Narui's latest patents include innovative methods for producing chlorosulfonated polyethylene. One of his patents describes a method of making chlorosulfonated polyethylene that involves dissolving polyethylene in a solvent by heating it above its dissolution temperature. This process is followed by cooling the solution and allowing it to react with sulfuryl chloride in the presence of a radical generating agent. This method results in an excellent cold-proof chlorosulfonated polyethylene. Another patent focuses on controlling the addition of sulfur during the production of chlorosulfonated polyethylene. In this method, polyethylene dissolved in halogenated hydrocarbon is reacted with sulfuryl chloride, with the addition of sulfur being regulated by incorporating an amine compound into the reaction.
Career Highlights
Narui is currently associated with Toyo Soda Manufacturing Co., Ltd., where he continues to advance his research and development efforts. His work has been instrumental in enhancing the properties and applications of chlorosulfonated polyethylene, making it a valuable material in various industries.
Collaborations
Throughout his career, Narui has collaborated with esteemed colleagues such as Yasuhiro Sakanaka and Tatsushi Nakagawa. These collaborations have fostered a productive environment for innovation and have contributed to the success of their projects.
Conclusion
Mamoru Narui's contributions to the field of chlorosulfonated polyethylene exemplify his dedication to innovation and excellence in polymer chemistry. His patents reflect a deep understanding of the material's properties and potential applications. Narui's work continues to influence the industry and inspire future advancements.