Hiroshi Sagami

Title: Hiroshi Sagami: Innovator in Cation Exchange Membranes

Introduction

Hiroshi Sagami is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of electrolysis and cation exchange membranes. With a total of 4 patents to his name, his work has advanced the technology used in various industrial applications.

Latest Patents

One of his latest patents is a cation exchange membrane that boasts high durability with diffusion coating. This innovative membrane is designed for use in electrolysis or alkali metal chloride applications. It features a quadrilateral base membrane with a diffusion coating that allows for a greater diffusion velocity of alkali metal hydroxide compared to traditional fluorocarbon polymer layers. This advancement helps prevent the local lowering of mechanical strength caused by the precipitation of alkali metal chloride during electrolysis. Another significant patent involves a process for fusion bonding fluorocarbon type polymers. This process enhances the melt-flow characteristics of fluorinated polymers, making it possible to repair damaged cation exchange membranes, thereby extending their lifespan in chlor-alkali electrolytic cells.

Career Highlights

Hiroshi Sagami has worked with prominent companies such as Asahi Kasei Kogyo Kabushiki Kaisha and Asahi Kasei Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of cation exchange membranes.

Collaborations

Throughout his career, Sagami has collaborated with notable colleagues, including Sakae Tsushima and Keizo Hosoi. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Hiroshi Sagami's contributions to the field of cation exchange membranes have made a significant impact on electrolysis technology. His innovative patents and collaborations highlight his dedication to advancing this important area of research.