Hisayosi Yamada

Title: The Innovations of Hisayosi Yamada

Introduction

Hisayosi Yamada, an esteemed inventor based in Ohtsu, Japan, has made significant contributions to the field of printing technology. With one patent to his name, he has demonstrated a keen understanding of materials and their applications in modern printing methods.

Latest Patents

Yamada's notable patent involves a photosensitive polymer composition designed specifically for a water-developable, flexographic printing plate. This innovative composition features a phase-separating structure characterized by a sea-and-islands state. The invention comprises island phases, which include a thermoplastic elastomer component with a glass transition temperature lower than 25 degrees Celsius, and a sea phase made of a gelled, ethylenically unsaturated compound component. His creation enables the production of printing plates that can be developed using neutral water, making them particularly suitable for flexographic printing with water-based inks.

Career Highlights

Yamada is affiliated with Toray Industries, Inc., a leading company known for its expertise in advanced materials and technologies. His work has contributed to enhancing the efficiency and eco-friendliness of printing processes, showcasing his commitment to innovation in the industry.

Collaborations

Throughout his career, Yamada has collaborated with talented colleagues, including Masaharu Taniguchi and Kenji Yoshimura. Together, they have engaged in research and development efforts that further push the boundaries of flexographic printing technologies and materials.

Conclusion

Hisayosi Yamada's innovative approach to developing a photosensitive polymer composition highlights his significant role in advancing printing technology. His contributions not only reflect his expertise as an inventor but also represent a move towards more sustainable practices in the printing industry. Through his work at Toray Industries, Inc., Yamada continues to inspire future advancements in this field.