Sakae Sonoda

Title: Sakae Sonoda: Innovator in Cold Rolling Oil Technology

Introduction

Sakae Sonoda is a notable inventor based in Yokohama, Japan, recognized for his contributions to the field of cold rolling oils for steel sheets. With a total of five patents to his name, Sonoda has made significant advancements that enhance the stability and performance of cold rolling oils.

Latest Patents

One of Sonoda's latest patents focuses on a cold rolling oil for steel sheets. This invention incorporates 0.2-5% by weight of a high molecular nonionic surfactant with a molecular weight of 2000-15000 and an HLB value of 5-9. Additionally, it includes another nonionic surfactant with an HLB value of 12-16. These components serve as emulsifying and dispersing agents, significantly improving the anti-coalescence of oil particles. The resulting cold rolling oils exhibit remarkable stability over time, even when subjected to weak stirring forces. Furthermore, the inclusion of 0.1-10% by weight of an acetylene glycol nonionic surfactant helps avoid adverse effects from iron powder inclusion.

Career Highlights

Throughout his career, Sakae Sonoda has worked with prominent companies such as Nihon Parkerizing Co., Ltd. and Nippon Kokan Kabushiki Kaisha. His work has been instrumental in developing innovative solutions that address challenges in the steel industry.

Collaborations

Sonoda has collaborated with notable colleagues, including Ryoichiro Takahashi and Shoji Okamoto. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

Sakae Sonoda's innovative work in cold rolling oil technology has made a significant impact on the steel industry. His patents reflect a deep understanding of the materials and processes involved, showcasing his expertise as an inventor.