Location History:
- Himeji, JP (1989 - 2004)
- Sodegaura, JP (2001 - 2010)
Company Filing History:
11 out of 555 
2 out of 60 Years Active: 1989-2010
Title: **Innovative Contributions of Akira Funaki in Transparent Polypropylene Technology**
Introduction
Akira Funaki, an accomplished inventor based in Sodegaura, Japan, has made significant strides in the field of polymer technology. With a remarkable portfolio comprising 13 patents, Funaki has established himself as a key player in developing innovative materials, particularly focused on transparent polypropylene sheets.
Latest Patents
Among his latest inventions, Funaki has developed methods for producing transparent polypropylene-based sheets that exhibit exceptional properties. His patented methods are designed to create sheets with notable tensile characteristics, impact resistance, and rigidity while minimizing the generation of whitening when folded. These advancements ensure that the final product maintains its transparency and integrity during use.
Funaki’s innovative manufacturing machine employs a multi-step process, which includes an extruding unit for melting and kneading the raw materials into a sheet-like form. The process continues with a first cooling unit to solidify the melted resin, followed by preheating and heat treatment stages. Finally, a second cooling unit ensures the product meets the desired specifications. The resulting sheet utilizes a combination of a polypropylene resin and a metallocene-type ethylene-α-olefin copolymer, showcasing Funaki's adeptness at blending materials for superior outcomes.
Career Highlights
Over the years, Akira Funaki has contributed to notable companies in the industry, including Idemitsu Petrochemical Co., Ltd. and Idemitsu Unitech Co., Ltd. His extensive experience in these firms has paved the way for numerous innovations, enabling growth and advancement in polymer technology.
Collaborations
Throughout his career, Funaki has collaborated with talented individuals such as Atsushi Fujii and Tohru Yukumoto. The synergy created by these partnerships has fostered an environment where innovative ideas can flourish, further propelling the development of industry-leading technologies.
Conclusion
Akira Funaki’s relentless pursuit of innovation in the realm of transparent polypropylene sheets marks him as a significant figure in material science. His patented methods not only enhance product performance but also streamline production processes, ultimately contributing to advancements in the industry. Funaki continues to inspire future inventors with his creative vision and dedication to improvement in polymer technology.