Ryousuke Katsura

Title: Innovations of Ryousuke Katsura in Alkanediol Production

Introduction

Ryousuke Katsura is a notable inventor based in Ube, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of alkanediols. With a total of 2 patents to his name, his work focuses on methods that enhance the efficiency and purity of chemical processes.

Latest Patents

Katsura's latest patents include a method for producing alkanediol and a method for producing high-purity 1,5-pentanediol. The first patent describes a process that utilizes a non-chromium catalyst to achieve high reaction selectivity when producing alkanediols, such as 1,5-pentanediol. This method involves reacting a cyclic ether group-containing methanol, like tetrahydrofurfuryl alcohol, with hydrogen in the presence of a metal catalyst containing copper and other selected elements.

The second patent focuses on efficiently producing high-purity 1,5-pentanediol through a hydrogenolysis reaction of tetrahydrofurfuryl alcohol. This process includes several steps: obtaining a crude reaction product, separating the components, and distilling the crude 1,5-pentanediol to achieve high purity.

Career Highlights

Ryousuke Katsura is currently employed at Ube Industries, Inc., where he continues to innovate in the field of chemical production. His work has not only advanced the methods of producing alkanediols but has also contributed to the overall efficiency of chemical manufacturing processes.

Collaborations

Katsura has collaborated with notable coworkers, including Yasutaka Yoshida and Kenji Hirotsu. Their combined expertise has likely played a role in the successful development of his patented methods.

Conclusion

Ryousuke Katsura's contributions to the field of alkanediol production exemplify the importance of innovation in chemical engineering. His patents reflect a commitment to improving production methods and achieving high purity in chemical products.