Location History:
- Kodaira, JP (2011 - 2013)
- Tokyo, JP (2016 - 2019)
Company Filing History:
Years Active: 2011-2019
Title: Innovations of Narukuni Hirata in Polymer Technology
Introduction
Narukuni Hirata is a prominent inventor based in Tokyo, Japan, known for his significant contributions to polymer technology. With a total of six patents to his name, Hirata has made remarkable advancements in the manufacturing processes of conjugated diene polymers, which are essential in various applications, including tire production.
Latest Patents
Hirata's latest patents include innovative methods for manufacturing conjugated diene polymers. One notable patent describes a method for manufacturing a conjugated diene polymer that enhances the robustness of the polymerization reaction system. This method utilizes a polymerization catalyst composition that includes a rare earth element compound and a compound with a cyclopentadiene skeleton. The resulting conjugated diene polymer boasts a high cis-1,4-bond content of 95% or greater. Another patent focuses on preparing a terminal-modified conjugated diene polymer, which achieves a high compounding amount of cis-1,4 without complicated preparation conditions. This method also employs a one-pot polymerization and modification process, showcasing Hirata's innovative approach to polymer chemistry.
Career Highlights
Narukuni Hirata is currently associated with Bridgestone Corporation, a leading company in tire manufacturing and rubber products. His work at Bridgestone has allowed him to apply his expertise in polymer technology to develop advanced materials that enhance the performance and durability of tires.
Collaborations
Hirata collaborates with talented individuals such as Yusuke Yamagata and Tomoe Tanabe, contributing to a dynamic research environment that fosters innovation in polymer science.
Conclusion
Narukuni Hirata's contributions to the field of polymer technology, particularly in the manufacturing of conjugated diene polymers, have positioned him as a key inventor in the industry. His innovative methods and collaborations continue to drive advancements in tire manufacturing and rubber compositions.