Company Filing History:
Years Active: 1976
Title: Yasuhiro Kiyonaga: Innovator in Ester Manufacturing
Introduction
Yasuhiro Kiyonaga is a notable inventor based in Musashino, Japan. He has made significant contributions to the field of chemical engineering, particularly in the manufacturing of complex esters. With a total of three patents to his name, Kiyonaga's work has advanced the understanding and production of these important chemical compounds.
Latest Patents
Kiyonaga's latest patents include a method of manufacturing complex esters. This innovative process involves the reaction of C3-30 olefin, carbon monoxide, polyalcohol, and polycarboxylic acid in the presence of a cobalt compound catalyst. Another significant patent focuses on the method of separating cobalt catalyst from a liquid polyol ester product. This method entails heating the reacted mixture to distill out unreacted olefin and subsequently cooling the distillation residue to separate it into the ester of polyhydric alcohol and the cobalt compound.
Career Highlights
Yasuhiro Kiyonaga is currently employed at The Lion Fat and Oil Co. Ltd. His work at this company has allowed him to apply his innovative ideas in a practical setting, contributing to advancements in the production of esters and related compounds.
Collaborations
Kiyonaga has collaborated with notable coworkers such as Hiroshi Isa and Takeo Inagaki. Their combined expertise has fostered a productive environment for innovation and development in their field.
Conclusion
Yasuhiro Kiyonaga's contributions to the field of ester manufacturing highlight his role as a key innovator. His patents and collaborative efforts continue to influence the industry positively.