Location History:
- Mie-ken, JP (1996 - 1998)
- Mie, JP (1994 - 2002)
- Yokkaichi, JP (1994 - 2010)
Company Filing History:
Years Active: 1994-2010
Title: **Innovative Contributions of Akihiro Yano in Polymer Chemistry**
Introduction
Akihiro Yano, based in Yokkaichi, Japan, is a prolific inventor with a remarkable portfolio of 20 patents. His work significantly contributes to the field of polymer chemistry, particularly in polyethylene compositions and olefin polymer production processes. His innovations not only advance material science but also have numerous applications in various industries.
Latest Patents
Among Akihiro Yano's most recent inventions is a patent for a polyethylene composition and the process for producing it. This composition is created by polymerizing ethylene along with optional olefins containing three or more carbon atoms, utilizing a specific macromonomer. The novel aspect of his patent lies in the macromonomer being a vinyl-terminated ethylene polymer, further enhanced by having a molecular weight (Mn) greater than 5,000 with a molecular weight distribution (Mw/Mn) ranging from 2 to 5. His polyethylene composition displays varying densities (0.890-0.980 g/cm³), broad molecular weight ranges (30,000-10,000,000), and a unique long chain branch frequency. This invention also includes finely divided particles with specific powder bulk densities, aiming to improve material properties for diverse applications.
Additionally, Yano has developed a process for the production of olefin polymers, which involves polymerizing ethylene and/or α-olefins at high temperatures exceeding 120°C. This method employs a catalyst that consists of a metallocene compound with a substituted fluorenyl group. The resulting olefin polymers possess narrow composition and molecular weight distributions, showcasing high molecular weights which enhance their usability in various commercial applications.
Career Highlights
Akihiro Yano is a key researcher at Tosoh Corporation, a leader in the chemical industry. Throughout his career, he has developed several groundbreaking technologies that have played a critical role in the advancement of polymer science. His contributions have helped Tosoh Corporation maintain its competitive edge in the global market.
Collaborations
Yano works alongside talented colleagues such as Satoru Yamada and Saiki Hasegawa. Their collaborations foster an environment of innovation, allowing for the cross-pollination of ideas and techniques that drive forward their research projects and patent applications.
Conclusion
Akihiro Yano stands out as an influential inventor in the realm of polymer chemistry. With a focus on creating advanced polyethylene compositions and efficient production processes for olefin polymers, his work continues to have significant implications for various industries. His dedication to innovation at Tosoh Corporation exemplifies the impact that dedicated inventors have on the advancement of technology and materials science.