Location History:
- Toyohashi, JP (1999 - 2010)
- Aichi, JP (1992 - 2012)
- Wakayama, JP (2014)
Company Filing History:
Years Active: 1992-2014
Title: Innovator Shigeo Nakai: Pioneering Advances in Mold Production
Introduction
Shigeo Nakai is a notable inventor based in Aichi, Japan, recognized for his significant contributions to the field of mold production. With a total of 11 patents to his name, Nakai has established himself as a thought leader in innovations involving advanced materials and production techniques.
Latest Patents
Among Nakai's recent patents is a groundbreaking method for producing molds that utilizes reclaimed spherical molding sand with a sphericity of 0.95 or higher. This method incorporates a binder that contains an acid-hardening resin and specific hardening agents. Notably, the invention specifies that at least one of the hardening agents contains organic sulfonic acid, while keeping the sulfuric acid and phosphoric acid content to a maximum of 5% by weight.
Additionally, Nakai has developed a structure for producing castings, which includes a combination of organic fibers, carbon fibers, inorganic particles, and various thermosetting resins such as phenolic, epoxy, and furan resins. These inventions showcase his commitment to enhancing both the efficiency and quality of manufacturing processes.
Career Highlights
Currently, Shigeo Nakai is affiliated with Kao Corporation, where he continues to drive innovation and contribute to advancements in mold technology. His role within the company has enabled him to apply his inventive concepts to real-world applications, benefitting not only his organization but also the manufacturing industry at large.
Collaborations
Throughout his career, Nakai has worked alongside talented colleagues such as Kazuhiko Kiuchi and Masuo Sawa. These collaborations have been crucial in refining his patents and furthering the research and development initiatives at Kao Corporation.
Conclusion
With his dedication to innovation and a solid portfolio of patents, Shigeo Nakai remains an influential figure in the realm of mold production. His contributions are expected to leave a lasting impact on the industry, paving the way for future advancements and breakthroughs.