Location History:
- Yokohama, JA (1976 - 1977)
- Yokohama, JP (1978)
Company Filing History:
Years Active: 1976-1978
Title: **Innovative Contributions of Shiro Kokuryo in Polymer Chemistry**
Introduction
Shiro Kokuryo, a prominent inventor based in Yokohama, Japan, has made significant advancements in the field of polymer chemistry. With three patents to his name, Kokuryo has focused his work on developing innovative compositions that enhance the performance characteristics of materials in various applications.
Latest Patents
Kokuryo's latest inventions include:
1. **High impact composition of ring-opening polymerization product** – This innovative composition comprises (A) 100 parts by weight of at least one ring-opening polymerization product derived from norbornene derivatives and (B) 0.05 to 10.0 parts by weight of specified metal salts of fatty acids. The focus here is the utilization of ring-opening polymerization homopolymers that can contain nitrile or ester groups, enabling enhanced performance in diverse applications.
2. **Flame-resistant composition containing a norbornene derivative polymer** – This composition consists of a ring-opening polymerization product of a norbornene derivative and additional flame-retardant compounds such as halogen-containing multicyclic or bromine-containing aromatic compounds. It is designed for use in shaped articles and structural materials exposed to flame and heat, underlining its utility in safety-critical environments.
Career Highlights
Kokuryo's professional journey has included positions at notable companies, including Showa Denko Kabushiki Kaisha and Showa Denko K.K. His work in these institutions has contributed to the development of innovative material solutions that leverage cutting-edge polymer technologies.
Collaborations
Throughout his career, Kokuryo has collaborated with esteemed professionals, including Takashi Ueshima and Chutatsu Tsuge. These partnerships have fostered an environment of creativity and innovation, enabling the advancement of pioneering ideas and technologies in polymer chemistry.
Conclusion
Shiro Kokuryo's contributions to polymer chemistry through his patents reflect his commitment to innovation and excellence. His work not only enhances the performance of materials but also addresses critical safety concerns in various sectors. As an inventor dedicated to pushing the boundaries of technology, Kokuryo continues to influence the landscape of polymer applications with his groundbreaking compositions.