Susumu Handa

Title: Susumu Handa: Innovator in Chemical Processes

Introduction

Susumu Handa is a notable inventor based in Wakayama, Japan. He has made significant contributions to the field of chemistry, particularly in the preparation of various chemical compounds. With a total of 4 patents to his name, Handa's work has had a considerable impact on the industry.

Latest Patents

One of Handa's latest patents is the "Process for preparation of isocyanuric acid triesters." This process involves the isomerization of cyanuric acid triesters, which are dissolved in a polar solvent free of active hydrogen atoms. The solvent contains a nitrogen or sulfur atom and has a boiling point not exceeding 260 degrees Celsius. The isomerization occurs at temperatures ranging from 50 to 200 degrees Celsius.

Another significant patent is the "Process for preparing isocyanic acid derivatives." This process entails reacting an organic halogen compound with an alkali cyanate in specific organic acid amides or sulfonic acid amides. The reaction takes place at temperatures between 70 and 200 degrees Celsius, in the presence of organic polyhalogen compounds.

Career Highlights

Susumu Handa is currently associated with Kao Soap Company, Ltd., where he continues to innovate and develop new chemical processes. His expertise in the field has led to advancements that benefit both the company and the broader chemical industry.

Collaborations

Handa collaborates with Yoshiaki Inamoto, a fellow innovator in the field. Their partnership has fostered a creative environment that encourages the development of new ideas and processes.

Conclusion

Susumu Handa's contributions to chemical processes through his patents demonstrate his innovative spirit and dedication to advancing the field. His work continues to influence the industry and inspire future inventors.