Jyunichi Matsunaga

Title: Jyunichi Matsunaga: Innovator in Steel Sheet Technology

Introduction

Jyunichi Matsunaga is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of steel sheets for aerosol can manufacturing. His innovative approach has led to advancements that enhance the performance and durability of these essential products.

Latest Patents

Matsunaga holds a patent for a steel sheet designed specifically for the bottom covers of aerosol cans. This patent outlines a unique chemical composition that includes C: 0.025 to 0.065 mass %, Mn: 0.10 to 0.28 mass %, P: 0.005 to 0.03 mass %, Al: 0.01 to 0.04 mass %, N: 0.0075 to 0.013 mass %, Si: limited to 0.05 mass % or less, S: limited to 0.009 mass % or less, with the balance consisting of Fe and unavoidable impurities. The patent also specifies that the yield point YP in the rolling direction after aging treatment should be in the range of 460 to 540 MPa, with a total elongation of 15% or more.

Career Highlights

Matsunaga is currently employed at Nippon Steel & Sumitomo Metal Corporation, where he continues to innovate in the field of steel production. His work has not only contributed to the efficiency of manufacturing processes but has also improved the quality of the final products.

Collaborations

Throughout his career, Matsunaga has collaborated with esteemed colleagues such as Keiichiro Torisu and Seiichi Tanaka. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.

Conclusion

Jyunichi Matsunaga's contributions to the field of materials science, particularly through his patented innovations in steel sheets for aerosol cans, highlight his role as a key figure in the industry. His work continues to influence manufacturing practices and product quality in significant ways.