Tomohiko Nagano

Title: Innovations of Tomohiko Nagano: Pioneering Aqueous Inks for Inkjet Printing

Introduction: Tomohiko Nagano, based in Wakayama, Japan, is an accomplished inventor known for his significant contributions to the field of inkjet printing technology. With a total of five patents to his name, Nagano has developed innovative aqueous compositions that improve the quality and durability of printed materials.

Latest Patents: Nagano's latest patents feature advancements in aqueous inks designed for inkjet recording. These compositions include various components, such as carbodiimide compounds, polyester resins, and vinyl polymers, combined with water to create effective printing solutions. Notably, his inventions include:

1. An aqueous composition containing a carbodiimide compound, a polyester resin, and water, which facilitates printings that exhibit excellent rub fatness.

2. An ink set that comprises an aqueous composition with a carbodiimide compound and water, along with a second composition containing a polyester resin.

3. A method of inkjet printing that involves the ejection of a carbodiimide compound, polyester resin, colorant, and water onto a printing medium, followed by heat treatment to enhance print quality.

Additionally, Nagano's inventions utilize vinyl polymers that enhance the performance of aqueous compositions through innovative methods of particle dispersion and neutralization.

Career Highlights: Nagano's career has been marked by his dedication to research and development at Kao Corporation. His work focuses on creating high-quality inks that meet the evolving demands of the printing industry. His continuous efforts in this area have solidified his reputation as a leading inventor in inkjet technology.

Collaborations: Throughout his career, Nagano has collaborated with talented individuals like Tsuyoshi Egawa and Kaname Mitsuyoshi. Their collective expertise and innovative ideas have played a crucial role in advancing their projects and developing effective inkjet solutions.

Conclusion: Tomohiko Nagano's contributions to the field of inkjet printing through his patents in aqueous ink compositions showcase his role as a key innovator. His work not only enhances the quality of printed materials but also sets new standards for future advancements in printing technology. As he continues to push the boundaries of innovation, Nagano's legacy in the realm of inventions is undoubtedly profound.