Kozaburo Nagata

Title: Kozaburo Nagata: Innovator in Polyurethane Technology

Introduction

Kozaburo Nagata is a notable inventor based in Kusatsu, Japan. He has made significant contributions to the field of polyurethane technology, holding a total of 4 patents. His work has focused on developing materials that enhance the performance and usability of polyurethane foams.

Latest Patents

Nagata's latest patents include innovations such as a water-absorbent resin dispersion and a polyurethane composition. One of his key inventions is a process for manufacturing flexible polyurethane foams. These foams are particularly useful as seat cushioning materials for vehicles, aircraft, and furniture. They are characterized by improved wet compression set properties, enhanced firmness, resilience, and elongation. The manufacturing process involves reacting a polyol with a hydroxyl equivalent of 800-10,000, a glycerin derivative with unreacted secondary hydroxyl groups, water, and an organic polyisocyanate.

Career Highlights

Throughout his career, Nagata has worked with prominent companies such as Sanyo Chemical Industries, Ltd. and Toyota Motor Corporation. His experience in these organizations has allowed him to refine his expertise in polymer chemistry and material science.

Collaborations

Nagata has collaborated with notable colleagues, including Isao Ishikawa and Takao Nomura. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Kozaburo Nagata's innovative work in polyurethane technology has led to significant advancements in materials used for cushioning applications. His contributions continue to impact various industries, showcasing the importance of research and development in enhancing product performance.