Company Filing History:
Years Active: 1987-1991
Title: **Masakazu Arai: Innovator in Propylene Resin Technology**
Introduction
Masakazu Arai is a notable inventor based in Mie, Japan, renowned for his contributions to the development of advanced materials. With a focus on propylene resin technology, Arai has secured four patents, demonstrating his commitment to innovation in the field.
Latest Patents
Arai's latest patents revolve around foamed particles of propylene resin, specifically a random copolymer of propylene and 1-butene. This copolymer, with a 1-butene content ranging from 3 to 12% by weight, is utilized to create foamed mold articles that exhibit a density between 0.015 and 0.09 g/cm³. Additionally, he has developed a bumper core material for automobile bumpers, characterized by a density of 0.02 to 0.08 g/cm³, a compression stress at 50% compression of 2.5 to 10 kg/cm² at 20°C, and an energy absorption efficiency of 60 to 90%. A significant aspect of his innovation is the energy absorption ratio measured at varying temperatures, further enhancing the performance and safety of automotive applications.
Career Highlights
Arai is currently affiliated with Mitsubishi Yuka Badische Company, Ltd., where he leverages his expertise to drive the company's research and development in polymer science. His work is pivotal in advancing automotive materials, ensuring that products are not only cost-effective but also safe and efficient.
Collaborations
Throughout his career, Masakazu Arai has collaborated with esteemed colleagues, including Hiroshi Endo and Masanori Saito. These partnerships have fostered a collaborative environment that promotes innovation and the exchange of ideas, further enhancing the quality of research conducted at Mitsubishi Yuka Badische Company, Ltd.
Conclusion
Masakazu Arai’s contributions to the field of propylene resin technology are significant and impactful. His innovative patents not only advance material science but also play a crucial role in improving automotive safety and performance. As he continues to work alongside talented professionals, Arai remains an influential figure in the development of new technologies that will shape the future of manufacturing and design.