Tetsuo Harada

Title: Tetsuo Harada: Innovator in Organic Isocyanate Purification

Introduction

Tetsuo Harada is a notable inventor based in Niihama, Japan. He has made significant contributions to the field of organic chemistry, particularly in the purification of organic isocyanates. His innovative approach has led to advancements in the manufacturing processes of various chemical products.

Latest Patents

Tetsuo Harada holds a patent for the "Purification of organic isocyanates." This invention provides a process for purifying an organic isocyanate by heating it in admixture with a treating agent. The treating agents include a metal salt of mercaptobenzothiazol, a dithiocarbamic acid derivative, an alkyl-substituted phenol, a thio-bisphenol, and a triaryl phosphite. The process involves heating the mixture at a temperature not lower than 100°C and subsequently distilling the treated mixture to recover a purified organic isocyanate. He has 1 patent to his name.

Career Highlights

Tetsuo Harada is associated with Sumitomo Bayer Urethane Co., Ltd., where he has contributed to various research and development projects. His work has been instrumental in enhancing the efficiency and safety of chemical processes within the company.

Collaborations

Throughout his career, Tetsuo has collaborated with notable colleagues, including Kenji Takagi and Yushin Kataoka. These collaborations have fostered a productive environment for innovation and development in their respective fields.

Conclusion

Tetsuo Harada's contributions to the purification of organic isocyanates exemplify the impact of innovative thinking in the chemical industry. His work continues to influence advancements in chemical manufacturing processes.