Masahiko Iijima

Title: Masahiko Iijima: Innovator in Hydrotreating Catalysts

Introduction

Masahiko Iijima is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of hydrotreating catalysts. His work focuses on improving processes for treating hydrocarbon oils, which is crucial for the petroleum industry.

Latest Patents

Iijima holds a patent for a hydrotreating catalyst and processes for hydrotreating hydrocarbon oil. The invention relates to a catalyst composed of a carrier with a Brønsted acid content of at least 50 µmol/g, such as a silica-alumina carrier. This catalyst includes at least one active component from Group 8 and one from Group 6 of the Periodic Table. The catalyst demonstrates excellent tolerance to hydrogen sulfide, high desulfurization activity, and is particularly effective for deep desulfurization of hydrocarbon oils containing high sulfur content.

Career Highlights

Masahiko Iijima is associated with Tonengeneral Sekiyu K.K., where he applies his expertise in catalyst development. His innovative work has contributed to advancements in refining processes, enhancing the efficiency and effectiveness of hydrocarbon oil treatment.

Collaborations

Iijima has collaborated with Yoshinobu Okayasu, working together to further research and development in the field of hydrotreating catalysts. Their partnership has led to significant advancements in catalyst technology.

Conclusion

Masahiko Iijima's contributions to the field of hydrotreating catalysts have made a lasting impact on the petroleum industry. His innovative approaches continue to enhance the efficiency of hydrocarbon oil treatment processes.