Rumiko Shimada

Title: Rumiko Shimada: Innovator in Photopolymerization Technology

Introduction

Rumiko Shimada is a prominent inventor based in Ibaragi-ken, Japan. She has made significant contributions to the field of photopolymerization, particularly in the development of innovative dental materials. Her work has been recognized for its practical applications and stability in various environmental conditions.

Latest Patents

Rumiko Shimada holds a patent for a photopolymerization initiator. This initiator comprises several key components: an α-diketone compound such as camphorquinone, an aliphatic amine compound like triethanolamine or N-methyldiethanolamine, an aromatic amine compound such as ethyl p-dimethylaminobenzoate or N,N-dimethyl p-toluidine, and a triazine compound substituted with a trihalomethyl group. The initiator is designed to remain stable against environmental light, such as indoor illumination from fluorescent lamps or dental lights. It is easy to handle, cures quickly under intense light, and provides a cured body with excellent properties. Additionally, it can be preserved stably even at high temperatures, making it highly useful as a dental composite resin.

Career Highlights

Throughout her career, Rumiko has worked with notable companies, including Tokuyama Corporation and Tokuyama Dental Corporation. Her experience in these organizations has allowed her to refine her expertise in photopolymerization and dental materials.

Collaborations

Rumiko has collaborated with several professionals in her field, including Hironobu Akizumi and Mutsumi Kashimura. These collaborations have contributed to her innovative work and the advancement of dental technology.

Conclusion

Rumiko Shimada is a trailblazer in the field of photopolymerization, with a focus on dental applications. Her patented innovations demonstrate her commitment to improving dental materials and practices. Her contributions continue to influence the industry positively.