Kiyoshi Otani

Title: Kiyoshi Otani: Innovator in Anisotropic Plastics Magnets

Introduction

Kiyoshi Otani is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of materials science, particularly in the development of high-performance anisotropic plastics magnets. His innovative work has led to advancements that are crucial for various applications in technology and industry.

Latest Patents

Kiyoshi Otani holds a patent for a high-performance anisotropic plastics magnet and a process for producing it. This invention features an anisotropic plastics magnet with a maximum energy product (BH)max not lower than 0.9 MG Oe, a remanence Br not lower than 2000G, and a coercive force Hc not lower than 1800 Oe. The magnet is composed of at least one ferromagnetic powder with a large magnetic anisotropy constant and at least one selected from metal-cross-linked copolymers of α-olefin and α,β-unsaturated mono- or dicarboxylic acid, as well as saponified copolymers of ethylene and vinyl acetate. The process involves mixing the ferromagnetic powder and resin, forming the mixture under heating while applying a magnetic field.

Career Highlights

Throughout his career, Kiyoshi Otani has worked with prominent companies such as Japan Special Steel Co., Ltd. and Mitsui Polychemicals Co., Ltd. His experience in these organizations has allowed him to refine his expertise in materials and magnet technology.

Collaborations

Kiyoshi Otani has collaborated with notable colleagues, including Shigeki Sawa and Takeshi Anbo. These partnerships have contributed to the advancement of his research and innovations in the field.

Conclusion

Kiyoshi Otani's contributions to the development of anisotropic plastics magnets highlight his role as an influential inventor in materials science. His innovative patent and collaborations reflect his commitment to advancing technology in this area.