Shiro Arai

Title: Shiro Arai: Innovator in Thermoplastic Resin Technology

Introduction

Shiro Arai is a notable inventor based in Fukushima-ken, Japan. He has made significant contributions to the field of thermoplastic resin compositions, holding 2 patents that showcase his innovative approach to material science.

Latest Patents

One of his latest patents is a thermoplastic resin composition that is formed by mixing (A) 30-84.9 wt. % of a crystalline thermoplastic resin, (B) 15-65 wt. % of a graft copolymer obtained by graft-polymerizing an ethylenically unsaturated monomer onto a rubber trunk polymer having an alkylene oxide group, and (C) 0.1-5 wt. % of an anionic surfactant. This composition allows for the creation of a non-black thermoplastic resin that exhibits antistatic properties suitable for use as an ESD (electrical static dissipative) material, while also being colorable into various hues. Another significant patent involves an antistatic resin composition that incorporates an anionic surfactant with a thermal weight loss initiation temperature of at least 250°C. This composition can be effectively produced on an industrial scale and provides a shaped product that maintains excellent permanent antistatic properties without haze or discoloration, even under severe processing conditions.

Career Highlights

Shiro Arai is currently associated with Kureha Kagaku Kogyo Kabushiki Kaisha, where he continues to develop innovative materials that meet industry demands. His work has positioned him as a key figure in the advancement of thermoplastic resin technology.

Collaborations

He has collaborated with notable coworkers such as Naomitsu Nishihata and Chikau Onodera, contributing to a dynamic research environment that fosters innovation.

Conclusion

Shiro Arai's contributions to thermoplastic resin technology reflect his commitment to innovation and excellence in material science. His patents not only enhance the functionality of materials but also pave the way for future advancements in the industry.