Seishi Ikegami

Title: **Seishi Ikegami: Innovator in Copper Quinolinate Preparation**

Introduction

Seishi Ikegami, a notable inventor based in Yao, Japan, has made significant contributions to the field of chemical processes, particularly through his innovative work in the preparation of copper quinolinate. With a total of two patents to his name, Ikegami continues to showcase his expertise and ingenuity in the realm of chemical engineering.

Latest Patents

Ikegami's latest patents focus on the oxidative process for the preparation of copper quinolinate. The first patent describes a method where quinoline is oxidized by hydrogen peroxide in sulfuric acid, utilizing copper sulfate under reduced pressure of less than 400 mm Hg. This innovative approach allows for higher temperatures and enhanced control over the reaction, resulting in shortened reaction times and improved yields. Copper quinolinate, the end product, is crucial for producing quinolinic acid, which serves as a starting material for chromogenic materials used in pressure-sensitive recording applications.

The second patent refines this process even further, specifying the use of 10 to 30% sulfuric acid in the oxidation of quinoline at temperatures between 55°C to 75°C. The controlled molar ratio of sulfuric acid to quinoline, exceeding 1:1, ensures greater precision in managing reaction temperatures, yielding copper quinolinate with enhanced purity. These developments underscore Ikegami's impact on increasing efficiency in chemical synthesis relevant to industrial applications.

Career Highlights

Ikegami is affiliated with Yamamoto Kagaku Gosei Co., Ltd., where he continues to pursue innovation in chemical manufacturing processes. His work is characterized by a strong focus on improving the quality and efficiency of chemical compounds critical to various industrial applications.

Collaborations

Throughout his career, Ikegami has collaborated with esteemed colleagues such as Yoshihiro Hatano and Kenji Itoh. These partnerships have played an essential role in advancing his research and developing practical applications for his inventions, further contributing to the success of their collective efforts within the company.

Conclusion

Seishi Ikegami stands out as a visionary in the field of chemical processes. His patents in the preparation of copper quinolinate not only reflect his expertise but also his commitment to enhancing chemical manufacturing. Through collaboration and innovation, Ikegami continues to make significant strides in the realm of chemistry, laying the groundwork for future advancements in the industry.