Katsuhiko Kageyama

Title: Innovations of Katsuhiko Kageyama

Introduction

Katsuhiko Kageyama is a notable inventor based in Tsuruga, Japan. He has made significant contributions to the field of polyester production, holding 2 patents that showcase his innovative approaches. His work emphasizes the importance of quality and cost-effectiveness in the manufacturing of polyester materials.

Latest Patents

Kageyama's latest patents include a process for producing polyester, the polyester produced using this process, and a polyester molded product. This invention provides a polyester and a polyester molded product that maintain color tone, transparency, and thermal stability while achieving a high polycondensation rate. It minimizes the production of undesired materials derived from polycondensation catalysts and meets both quality and cost-effectiveness requirements. The advantages of this invention are particularly evident in applications such as ultrafine fibers, high transparent films for optical use, and ultrahigh transparent molded products. The production process involves using an aluminum compound-containing polyester polycondensation catalyst, specifically an aluminum compound with an absorbance of not more than 0.0132, measured in an aqueous solution.

Another significant patent by Kageyama is a polymerization catalyst for polyester production that does not contain germanium or antimony compounds as major components. This catalyst, which primarily consists of aluminum, exhibits excellent catalytic activity and produces a polyester that is resistant to thermal degradation during melt molding. The polyester produced with this catalyst is suitable for various applications, including fibers, films, sheets, and various moldings.

Career Highlights

Kageyama is associated with Toyo Boseki Kabushiki Kaisha, a company known for its advancements in textile and polymer technologies. His work has contributed to the company's reputation for innovation in polyester production.

Collaborations

Kageyama has collaborated with notable coworkers such as Takahiro Nakajima and Fumikazu Yoshida. Their combined expertise has furthered the development of innovative polyester solutions.

Conclusion

Katsuhiko Kageyama's contributions to polyester production through his innovative patents highlight his role as a significant inventor in the field. His work not only enhances the quality and efficiency of polyester materials but also sets a standard for future innovations in the industry.