Location History:
- Tsukuba, JP (2003)
- Ibaraki, JP (2006)
Company Filing History:
2 out of 1,714 
1 out of 5 
1 out of 47 Years Active: 2003-2006
Title: The Innovations of Hideaki Hagihara
Introduction
Hideaki Hagihara is a notable inventor based in Ibaraki, Japan. He has made significant contributions to the field of polymer chemistry, holding a total of three patents. His work focuses on the development of advanced copolymers and syndiotactic styrenic polymers.
Latest Patents
Hagihara's latest patents include a copolymer of propylene with a conjugated diene and a process for preparing the same. This invention provides a new copolymer characterized by a specific molar ratio of adducts derived from the conjugated diene. The copolymer is prepared through a process involving the copolymerization of propylene and the conjugated diene in the presence of hydrogen and an organometallic compound. Another significant patent is related to syndiotactic styrene polymers and the process for their production. This patent describes a syndiotactic styrenic polymer with a narrow molecular weight distribution and outlines a method for preparing it using a catalyst derived from a transition metal compound.
Career Highlights
Hagihara has worked at the National Institute of Advanced Industrial Science and Technology, where he has contributed to various research projects. His expertise in polymer chemistry has led to advancements in the production and application of specialized polymers.
Collaborations
Throughout his career, Hagihara has collaborated with notable colleagues, including Kenji Tsuchihara and Michihiko Asai. These collaborations have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Hideaki Hagihara's contributions to polymer chemistry through his innovative patents highlight his role as a significant inventor in the field. His work continues to influence advancements in materials science and polymer applications.