Katsutoshi Imaoka

Title: Innovations of Katsutoshi Imaoka in Polyester Fiber Technology

Introduction

Katsutoshi Imaoka is a notable inventor based in Tsuruga, Japan. He has made significant contributions to the field of polyester fibers, particularly in their application for rubber reinforcement. His innovative work has led to the development of advanced materials that enhance the performance of rubber products.

Latest Patents

Imaoka holds a patent for "Polyester fibers for rubber reinforcement and dipped cords using same." This patent describes a polyester fiber that contains polyethylene terephthalate at 90 mol % or higher. The fiber exhibits an intrinsic viscosity (IV) of 0.85 dl/g or higher, along with several key characteristics. These include a strength of at least 6.0 cN/dtex, a specific strength and breaking elongation ratio, a monofilament linear density of 5.0 dtex or less, and a main dispersion peak temperature of loss tangent (tan δ) at 110 Hz of 147.0°C or lower. Additionally, the patent details a polyester dipped cord created by twisting base yarns made from this fiber, which undergoes a dip treatment to achieve high tenacity and low elongation.

Career Highlights

Imaoka is associated with Toyo Boseki Kabushiki Kaisha, a company known for its advancements in textile technology. His work has not only contributed to the company's reputation but has also positioned him as a key figure in the field of material science.

Collaborations

Imaoka has collaborated with notable colleagues such as Masanao Kohashi and Mitsuhiro Sakuda. Their combined expertise has fostered innovation and development in polyester fiber technology.

Conclusion

Katsutoshi Imaoka's contributions to polyester fiber technology exemplify the impact of innovation in material science. His patented work continues to influence the industry, showcasing the importance of research and development in creating advanced materials.