Motomasa Ohsu

Title: Motomasa Ohsu: Innovator in Agricultural Chemistry

Introduction

Motomasa Ohsu is a notable inventor based in Niihama, Japan. He has made significant contributions to the field of agricultural chemistry, particularly through his innovative processes in chemical production. His work is recognized for its importance in the development of organo-phosphate series agricultural chemicals.

Latest Patents

Motomasa Ohsu holds a patent for a process titled "Process for producing O,O-di-lower-alkylchlorothiophosphate." This continuous process is crucial as it serves as an intermediate for agricultural chemicals. The method involves the continuous reaction of phosphorus sulfochloride with a lower alcohol in the presence of caustic soda. The process is characterized by a multi-stage reaction that can range from 3 to 8 stages, ensuring efficiency and effectiveness in production.

Career Highlights

Ohsu's career is marked by his association with Sumitomo Chemical Company, Limited, where he has been able to apply his expertise in chemical engineering. His innovative approach has led to advancements in the production processes used in the agricultural sector. His patent reflects a deep understanding of chemical reactions and the conditions necessary for optimal results.

Collaborations

Motomasa Ohsu has collaborated with notable colleagues such as Tooru Tokumaru and Manabu Yahata. These collaborations have likely contributed to the refinement and success of his innovative processes.

Conclusion

Motomasa Ohsu's contributions to agricultural chemistry through his patented processes highlight his role as an influential inventor. His work continues to impact the industry positively, showcasing the importance of innovation in chemical production.