Company Filing History:
Years Active: 2025
Title: Yuichi Yayama: Innovator in Polycarbonate Resin Technology
Introduction
Yuichi Yayama is a prominent inventor based in Tokyo, Japan. He is known for his significant contributions to the field of chemical engineering, particularly in the development of bisphenol compositions and polycarbonate resins. His innovative work has led to advancements that are crucial for various industrial applications.
Latest Patents
Yuichi Yayama holds a patent for a bisphenol composition and polycarbonate resin. This patent describes a bisphenol composition that includes 95% or more by mass of a bisphenol. The composition features a specific bisphenol represented by a general formula, which constitutes 150 mass ppm or more. Additionally, the bisphenol composition has a methanol dissolution color (Hazen color number) of 2 or less. The patent also outlines a method for producing a polycarbonate resin using this bisphenol composition. He has 1 patent to his name.
Career Highlights
Yuichi Yayama is associated with Mitsubishi Chemical Corporation, where he has made significant strides in his field. His work has not only contributed to the company's portfolio but has also enhanced the understanding of polycarbonate resin production.
Collaborations
Throughout his career, Yayama has collaborated with notable colleagues, including Kei Uchiyama and Masashi Yokogi. These collaborations have fostered a productive environment for innovation and development in chemical engineering.
Conclusion
Yuichi Yayama's contributions to bisphenol compositions and polycarbonate resins highlight his role as a key innovator in the chemical industry. His work continues to influence advancements in material science and engineering.