Takumi Hiasa

Title: Takumi Hiasa: Innovator in Carbon Fiber Technology

Introduction

Takumi Hiasa is a prominent inventor based in Ehime, Japan. He has made significant contributions to the field of carbon fiber technology, holding a total of 3 patents. His work focuses on enhancing the mechanical characteristics and handling of carbon fiber reinforced composite materials.

Latest Patents

Hiasa's latest patents include a sizing agent coated carbon fiber bundle, a method for manufacturing the same, prepreg, and carbon fiber reinforced composite material. These innovations provide a sizing agent coated carbon fiber bundle that exhibits excellent mechanical characteristics when utilized as a carbon fiber reinforced composite material. The method for manufacturing this bundle ensures ease of handling while maintaining high performance. The carbon fiber bundle is coated with a sizing agent that includes a polyether aliphatic epoxy compound with multiple epoxy groups per molecule, or a polyol aliphatic epoxy compound. The unique characteristics of the carbon fiber bundle include a flatness ratio of 10-150 and a specific sizing agent deposition ratio, which enhances its overall performance.

Career Highlights

Takumi Hiasa is associated with Toray Industries, Inc., a leading company in advanced materials. His work at Toray has positioned him as a key player in the development of innovative carbon fiber solutions. His patents reflect his commitment to advancing technology in this field.

Collaborations

Hiasa collaborates with talented coworkers, including Daigo Kobayashi and Tomoko Ichikawa. Their combined expertise contributes to the success of their projects and innovations.

Conclusion

Takumi Hiasa's contributions to carbon fiber technology through his patents and work at Toray Industries, Inc. highlight his role as an influential inventor in the industry. His innovations continue to shape the future of composite materials.