Hajime Suganuma

Title: Hajime Suganuma: Innovator in Water-Dispersible Polyisocyanate Compositions

Introduction

Hajime Suganuma is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of water-dispersible polyisocyanate compositions. With a total of 2 patents to his name, Suganuma's work has implications for various applications in coatings and adhesives.

Latest Patents

Suganuma's latest patents include innovative formulations that enhance the usability of polyisocyanate compositions. One of his patents describes a water-dispersible polyisocyanate composition that comprises a hydrophobic polyisocyanate (A) and a vinyl polymer (B) with a nonionic group and an isocyanate group. This composition allows the hydrophobic polyisocyanate to be effectively dispersed in a water-based medium. The production process involves reacting a hydrophobic polyisocyanate with a vinyl polymer that has a nonionic group and an active hydrogen group capable of reacting with an isocyanate group, maintaining a specific molar ratio.

Another patent focuses on the same water-dispersible polyisocyanate composition, detailing its production and application in water-based curable compositions. This innovation is crucial for industries seeking environmentally friendly alternatives to traditional solvent-based systems.

Career Highlights

Hajime Suganuma is associated with Dainippon Ink and Chemicals, Incorporated, where he has been instrumental in advancing the company's research and development efforts in polymer technology. His expertise in polyisocyanate chemistry has positioned him as a key figure in the industry.

Collaborations

Suganuma has collaborated with notable colleagues, including Masaki Watanabe and Masataka Ooka. These collaborations have fostered a productive environment for innovation and have contributed to the successful development of new materials.

Conclusion

Hajime Suganuma's contributions to the field of water-dispersible polyisocyanate compositions highlight his role as an influential inventor. His work not only advances scientific knowledge but also paves the way for more sustainable industrial practices.