Location History:
- Chiba, JP (1992 - 2006)
- Ichihara, JP (2006)
Company Filing History:
4 out of 2,276 
1 out of 61 
1 out of 2 Years Active: 1992-2006
Title: The Innovative Mind of Mikiya Hayashi
Introduction
Mikiya Hayashi, a prominent inventor based in Chiba, Japan, has made significant contributions to the field of polymer chemistry. With a remarkable portfolio that includes four patents, Hayashi's work focuses primarily on the production of polyarylene sulfides, which are essential in various industrial applications due to their thermal stability and high molecular weight.
Latest Patents
Hayashi's latest innovations include two notable patents. The first is the "Process for Continuous Production of Branched Polyarylene Sulfides." This method details a continuous process involving pre-polymerization of a sulfur source with a dihalogenated aromatic compound, creating a polyarylene sulfide prepolymer. During the process, a branching agent is introduced while dispersing the polymer phase into spherical droplets within a solvent. This technique enhances efficiency and polymer characteristics.
His second patent, the "Process for Continuous Production of Polyarylene Sulfide," outlines a process that ensures efficient production using a sulfur source and a dihalogenated aromatic compound in an aprotic organic solvent. By maintaining specific concentrations of the dihalogenated aromatic compound after the polymerization reaction, this method produces polyarylene sulfide with high molecular weight and excellent thermal properties.
Career Highlights
Throughout his career, Hayashi has collaborated with notable companies, including Idemitsu Kosan Company, Limited, and the Petroleum Energy Center. These experiences have provided him with a strong foundation in both practical applications and innovative research, contributing to his prowess as an inventor.
Collaborations
Hayashi has worked alongside esteemed colleagues such as Minoru Senga and Masaya Okamoto. These collaborations have likely fostered an exchange of ideas and enhanced his inventive processes, ultimately leading to successful patents.
Conclusion
Mikiya Hayashi exemplifies the spirit of innovation in polymer chemistry, with his continuous efforts leading to advancements in manufacturing processes for polyarylene sulfides. His work not only enhances material performance but also contributes significantly to the industrial applications of polymers, marking him as a notable figure in the field of invention.