Michiya Hayashida

Title: Michiya Hayashida: Innovator in Carbon Fiber Reinforced Composites

Introduction

Michiya Hayashida is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced composite materials. His innovative work focuses on enhancing the properties of carbon fiber reinforced composites, which are widely used in various industries.

Latest Patents

Hayashida holds a patent for a unidirectional prepreg and carbon fiber reinforced composite material. This invention improves the compressive strength and compression strain at failure of pitch-based carbon fiber reinforced composite materials by incorporating polyacrylonitrile-based carbon fibers. The pitch-based carbon fibers exhibit a modulus in tension of not less than 400 GPa and a tensile strength of not less than 2000 MPa. The compressive strength of this unidirectionally reinforced composite material ranges from 100 MPa to 800 MPa, with fiber diameters between 4 µm and 15 µm. The polyacrylonitrile-based carbon fibers possess a modulus in tension of not less than 200 GPa, along with superior compressive strength and compression strain at failure compared to pitch-based fibers.

Career Highlights

Throughout his career, Michiya Hayashida has worked with prominent companies such as Nippon Steel Corporation and Nippon Steel Chemical Co., Ltd. His experience in these organizations has allowed him to refine his expertise in composite materials and contribute to groundbreaking advancements in the field.

Collaborations

Hayashida has collaborated with notable colleagues, including Kenji Kobomura and Hiromi Kimura. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Michiya Hayashida's contributions to the development of carbon fiber reinforced composites highlight his role as a leading inventor in materials science. His innovative patent demonstrates the potential for enhanced performance in composite materials, paving the way for future advancements in various applications.