Kohji Hayashi

Title: Kohji Hayashi: Innovator in Electrical Insulating Oils

Introduction

Kohji Hayashi is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of electrical insulating oils, holding two patents that showcase his innovative approach to enhancing the performance of these essential materials.

Latest Patents

Hayashi's latest patents focus on the formulation of electrical insulating oils. The first patent describes an electrical insulating oil that consists of a mineral oil base, containing not more than 0.35 wt.% of sulfur, and is refined from a distillate that includes at least 80 wt.% of a fraction boiling at 230°C to 430°C at atmospheric pressure. This distillate is derived from paraffin or mixed base crude oils, and the formulation may also include at least one arylalkane and a hydrocarbon-derived pour point depressant. The second patent presents an electrical insulating oil that boasts excellent oxidation stability, thermal stability, corona resistance, and corrosion resistance. This oil is a blend of refined oils derived from paraffin or mixed base crude oil and a lubricating oil fraction of a mineral oil, along with at least one arylalkane such as an alkylbenzene.

Career Highlights

Kohji Hayashi is currently employed at Nippon Oil Company, where he continues to develop innovative solutions in the field of electrical insulating oils. His work has contributed to advancements in the performance and reliability of these products, which are crucial for various electrical applications.

Collaborations

Hayashi collaborates with talented coworkers, including Midori Masunaga and Yoshiki Kohno, who contribute to the innovative environment at Nippon Oil Company.

Conclusion

Kohji Hayashi's contributions to the field of electrical insulating oils demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material science and a dedication to improving the performance of essential electrical components.