Kozo Saitoh

Title: Kozo Saitoh: Innovator in Plastic Separation Technologies

Introduction

Kozo Saitoh is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of plastic separation technologies, holding a total of 9 patents. His innovative methods focus on improving the efficiency of separating different types of plastics, which is crucial for recycling and environmental sustainability.

Latest Patents

Saitoh's latest patents include a method for separating a mixture of plastics and a method for separating mixed plastics. The first patent describes a technique that involves placing a mixture of plastics in a separation cell with an aqueous liquid medium containing a wetting agent. By introducing gas bubbles into the cell, the method allows for the selective adherence of gas bubbles to the surface of polypropylene and/or polyethylene, enabling their recovery as floats while leaving polystyrene as a residue. The second patent outlines a method for separating highly hydrophobic plastics from a plastics mixture by agitating the aqueous medium, allowing the more hydrophobic plastics to float to the surface for easy removal.

Career Highlights

Kozo Saitoh is currently employed at Mitsui Mining & Smelting Company, Ltd., where he continues to develop innovative solutions for plastic separation. His work has been instrumental in advancing recycling technologies and promoting sustainable practices within the industry.

Collaborations

Throughout his career, Saitoh has collaborated with notable colleagues, including Sumio Izumi and Hiroshi Tanaka. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Kozo Saitoh's contributions to the field of plastic separation are significant and impactful. His innovative methods not only enhance recycling processes but also contribute to environmental sustainability. His work continues to inspire advancements in the industry.