Koichi Nakayama

Title: Innovations of Koichi Nakayama in Propylene Resin Technology

Introduction

Koichi Nakayama is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of materials science, particularly in the development of propylene resin compositions. His innovative work focuses on enhancing the properties of these materials for various applications.

Latest Patents

Koichi Nakayama holds a patent for a propylene resin composition and its molding process. This invention aims to provide a propylene resin composition that excels in both electroconductivity and moldability, achieving an excellent balance between the two. The composition consists of 50 to 98 wt % of a propylene resin with a melt flow rate (MFR) ranging from 5 to 300 g/10 min, combined with 2 to 50 wt % of carbon black. The carbon black used has specific properties, including a 24M4DBP absorption of at least 130 cm/100 g and a dehydrogenation amount of at most 1.2 mg/g at 1,500°C for 30 minutes. The resulting molded product demonstrates a volume resistivity ranging from 10 to 10^9 Ω·cm and an MFR of 1 to 80 g/10 min.

Career Highlights

Koichi Nakayama is associated with Mitsubishi Chemical Corporation, where he continues to innovate in the field of polymer science. His work has led to advancements in the production and application of propylene resin materials, contributing to the company's reputation as a leader in chemical manufacturing.

Collaborations

Throughout his career, Nakayama has collaborated with esteemed colleagues such as Akihiro Matsuki and Shinichi Kanamaru. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Koichi Nakayama's contributions to the field of propylene resin technology highlight his role as a significant inventor. His patented innovations not only enhance material properties but also pave the way for future advancements in the industry.