Yasuhiro Sente

Title: Yasuhiro Sente: Innovator in Film Separation and Conductive Ink Technologies

Introduction

Yasuhiro Sente is a notable inventor based in Sakura, Japan. He has made significant contributions to the fields of material science and engineering, particularly in the development of methods for separating laminated films and creating highly conductive ink compositions. With a total of 8 patents to his name, Sente's work has garnered attention for its innovative approaches and practical applications.

Latest Patents

One of Sente's latest patents is a separation and recovery method for laminated film. This method involves immersing a layered film in an alkaline solution while stirring it, either through heating at temperatures between 20° C. to 90° C. or by using ultrasonic vibrations. The process culminates in the recovery of single-layered films that make up the laminated structure. The reactive adhesive used in this method is preferably a composition containing polyisocyanate and polyol, with an added compound that has an acidic group for enhanced effectiveness.

Another significant patent involves a highly electrically conductive silver ink composition. This conductive ink is designed for screen printing and includes a conductive metal particle with an oleic acid surfactant, a non-chlorine-based resin composition, and an organic solvent. The formulation is carefully balanced, with the conductive metal particle making up 45 to 70% by weight of the total ink composition, ensuring optimal performance in various applications.

Career Highlights

Throughout his career, Yasuhiro Sente has worked with prominent organizations such as Dic Corporation and Yamagata University. His experience in these institutions has allowed him to refine his skills and contribute to groundbreaking research and development projects.

Collaborations

Sente has collaborated with notable colleagues, including Tomoko Okamoto and Yoshinori Katayama. These partnerships have fostered an environment of innovation and creativity, leading to advancements in their respective fields.

Conclusion

Yasuhiro Sente's contributions to the fields of laminated film separation and conductive ink technology highlight his role as a leading inventor. His innovative patents and collaborations reflect a commitment to advancing material science and engineering.