Company Filing History:
Years Active: 2021-2025
Title: Ryohei Watari: Innovator in Thermosetting Resin Technology
Introduction
Ryohei Watari is a notable inventor based in Iyo-gun, Japan. He has made significant contributions to the field of thermosetting resin technology, holding 2 patents that showcase his innovative approach to materials science.
Latest Patents
Watari's latest patents include a thermosetting resin composition and a prepreg and fiber-reinforced composite material. The thermosetting resin composition is designed to enhance the production of fiber-reinforced composite materials, ensuring they possess sufficient compressive strength after impact and excellent wet heat compression performance. This composition includes a thermosetting resin, a curing agent, and polyamide particles with specific properties, such as a melting point between 200 to 300° C. and a number average particle size of 1 to 100 μm.
The prepreg and fiber-reinforced composite material aim to provide a solution for producing reinforced composite materials quickly and efficiently, without the need for an autoclave. This prepreg features a reinforced fiber that is partially impregnated with an epoxy resin composition, achieving a high impregnation rate. The innovative design of the prepreg allows for excellent impact resistance while minimizing the occurrence of voids.
Career Highlights
Ryohei Watari is currently employed at Toray Industries, Inc., where he continues to develop advanced materials. His work has positioned him as a key figure in the field of composite materials, contributing to the advancement of technology in this area.
Collaborations
Watari collaborates with talented coworkers, including Narumichi Sato and Andrew Hideo Koyanagi, who contribute to his innovative projects and research endeavors.
Conclusion
Ryohei Watari's contributions to thermosetting resin technology and composite materials demonstrate his commitment to innovation and excellence in materials science. His patents reflect a deep understanding of material properties and their applications, making him a significant inventor in his field.