Masahiro Inohara

Title: Masahiro Inohara: Innovator in Polyarylene Sulfide Production

Introduction

Masahiro Inohara is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of polyarylene sulfide. With a total of 2 patents, Inohara's work has garnered attention for its innovative approaches and methodologies.

Latest Patents

Inohara's latest patents include a method for producing polyarylene sulfide. This method involves reacting a sulfidizing agent with a dihalogenated aromatic compound in an organic polar solvent, with the presence of an alkali metal hydroxide. The process is divided into two steps. In Step 1, the reaction is conducted at temperatures ranging from 230°C to less than 245°C for a duration of not less than 30 minutes and less than 3.5 hours, achieving a conversion ratio of the dihalogenated aromatic compound of 70 to 98 mol.%. In Step 2, the polymerization occurs at temperatures from 245°C to less than 280°C for a minimum of 5 minutes and less than 1 hour. Another patent focuses on producing aromatic compounds that have an alkyl group with at least three carbon atoms.

Career Highlights

Masahiro Inohara is currently employed at Toray Industries, Inc., a leading company in advanced materials and chemicals. His work at Toray has positioned him as a key player in the development of innovative chemical processes.

Collaborations

Inohara collaborates with esteemed colleagues, including Takeshi Unohara and Hiroyuki Isago. Their combined expertise contributes to the advancement of research and development in their field.

Conclusion

Masahiro Inohara's contributions to the production of polyarylene sulfide and aromatic compounds highlight his innovative spirit and dedication to chemical engineering. His patents reflect a commitment to advancing technology in this area, making him a significant figure in the industry.