Tatsuhiko Kurihara

Title: Innovations in Polyphenylene Oxide Recovery: The Contributions of Tatsuhiko Kurihara

Introduction

Tatsuhiko Kurihara, an accomplished inventor based in Matsudo, Japan, has made significant strides in the field of materials science. His innovative work primarily revolves around the recovery and enhancement of polyphenylene oxide, which plays a crucial role in various industrial applications.

Latest Patents

Kurihara holds a patent titled "Method for recovering polyphenylene oxides." This invention outlines a process for recovering high bulk density polyphenylene oxide with minimal fine particle content. The method involves introducing a non-solvent comprised of lower alkyl alcohol and water to an aromatic solvent solution that is largely free from impurities. The precise weight ratios of the aromatic solvent to the lower alkyl alcohol, as well as the lower alkyl alcohol to water, are critical to achieving optimal precipitation of polyphenylene oxide. The controlled addition of the non-solvent ensures that a single-phase liquid composition forms, allowing for effective recovery of the precipitated polyphenylene oxide.

Career Highlights

Kurihara is currently affiliated with Mitsubishi Gas Chemical Company, Inc., where he applies his expertise in chemical processes to advance innovative solutions in the field. His dedication to research and development has earned him recognition as a key contributor to the company’s advancement in chemical engineering and materials science.

Collaborations

During his career, Kurihara has collaborated closely with notable colleagues, including Akitoshi Sugio and Atsuo Kuramoto. Working in synergy with other talented professionals has enriched his projects and led to the successful development of efficient recovery techniques for various chemical compounds.

Conclusion

Tatsuhiko Kurihara's innovative approach to recovering polyphenylene oxide not only highlights his ingenuity but also contributes significantly to the advancements in chemical processing. His work at Mitsubishi Gas Chemical Company, Inc. and collaborations with esteemed coworkers underscore his role as a pivotal inventor in the field, paving the way for further developments in material recovery and application.