Location History:
- Kawaguchi, JP (1980 - 1996)
- Tokyo, JP (1999 - 2001)
Company Filing History:
3 out of 265 
1 out of 28 
1 out of 789 Years Active: 1980-2001
Title: Eiichi Sugawara: Innovator in Polycarbodiimide Compounds
Introduction
Eiichi Sugawara is a notable inventor based in Tokyo, Japan, with a strong focus on innovations in polymer chemistry. He has been awarded four patents that underline his contributions to the field of materials science, particularly in the development of polycarbodiimide compounds. His latest work showcases significant advancements in resin compositions and production processes.
Latest Patents
Among his latest patents, Sugawara has introduced a polyfunctional polycarbodiimide compound that contains at least four molecular chains independently bonded to a backbone. Each of these chains features a carbodiimido (—N=C=N—) group. The innovative production process involves the reaction between an isocyanate compound—possessing both carbodiimido and isocyanate groups—and a polyol, polyamine, or aminoalcohol with at least four hydroxyl, primary amino, or secondary amino groups. Additionally, he has outlined the formulation of a resin composition that utilizes this polyfunctional polycarbodiimide compound as a crosslinking agent, as well as a treatment method for articles that incorporates this resin.
Career Highlights
Throughout his career, Sugawara has worked with prominent companies in the chemical industry, such as Dainichiseika Color & Chemicals Manufacturing Co., Ltd. and Ukima Colour & Chemicals Manufacturing Co., Ltd. His contributions in these roles have significantly impacted the development of innovative materials.
Collaborations
During his journey as an inventor, Sugawara has collaborated with talented individuals, including Michiei Nakamura and Hiroyuki Shimanaka. These partnerships have enriched his research and development efforts, leading to groundbreaking innovations in the field.
Conclusion
Eiichi Sugawara exemplifies the spirit of innovation within the chemical engineering realm. With a portfolio of patents that reflect his pioneering work in polycarbodiimide compounds and resin compositions, he continues to influence the industry and inspire future generations of inventors. His achievements underscore the importance of collaboration and continual exploration in driving advancements in technology and materials science.