Takayuki Ohta

Title: Takayuki Ohta: Innovator in Copolyamide and Copolyimide Technologies

Introduction

Takayuki Ohta is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of copolyamide acids and copolyimides. His innovative work has led to the filing of a patent that showcases his expertise and creativity in this specialized area.

Latest Patents

Takayuki Ohta holds a patent for a copolyamide acid and copolyimide. The copolyamide acid comprises repeating units represented by specific general formulas, with a molar ratio of repeating units (A) and (B) ranging from 20:80 to 80:20. This copolyamide acid exhibits a logarithmic viscosity number of 0.5 dl/g to 10 dl/g when measured in N,N-dimethylformamide at a concentration of 0.5 g/dl and at a temperature of 30°C. Additionally, the copolyimide includes repeating units represented by different general formulas, also with a molar ratio of repeating units (C) and (D) from 20:80 to 80:20, and a similar viscosity number measured in 97% concentrated sulfuric acid.

Career Highlights

Takayuki Ohta is associated with Mitsubishi Chemical Industries Limited, where he has been able to apply his knowledge and skills in a corporate environment. His work at Mitsubishi has allowed him to contribute to advancements in chemical engineering and materials development.

Collaborations

Throughout his career, Takayuki Ohta has collaborated with notable colleagues, including Yukio Yanaga and Seiichi Hino. These collaborations have fostered an environment of innovation and have led to further advancements in their respective fields.

Conclusion

Takayuki Ohta is a distinguished inventor whose work in copolyamide and copolyimide technologies has made a significant impact in materials science. His patent reflects his innovative spirit and dedication to advancing chemical engineering.