Yoshihiro Hisanaga

Title: Innovations of Yoshihiro Hisanaga

Introduction

Yoshihiro Hisanaga is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of ink compositions, particularly focusing on sustainable materials. His work emphasizes the importance of utilizing biomass-derived raw materials while maintaining essential characteristics of ink.

Latest Patents

Hisanaga holds a patent for an active energy ray curable ink composition and a method for manufacturing printed matter using the same. This innovative ink composition contains a pigment, a compound with ethylenically unsaturated bonds, and a rosin-modified alkyd resin. The rosin-modified alkyd resin is a condensed polymer derived from an acid ingredient that includes a resin acid, a fatty acid, and a polybasic acid combined with a polyhydric alcohol. The composition is designed to have a solubility parameter (sp) value of 9.0 to 11.0 (cal/cm) as measured by turbidimetric titration, along with an acid value ranging from 1 to 50 mg KOH/g.

Career Highlights

Yoshihiro Hisanaga is currently associated with Sakata Inx Corporation, where he continues to innovate in the field of ink technology. His work is pivotal in advancing eco-friendly solutions in printing materials.

Collaborations

Some of Hisanaga's coworkers include Keishiro Hishinuma and Naoki Omi, who contribute to the collaborative efforts in research and development at Sakata Inx Corporation.

Conclusion

Yoshihiro Hisanaga's contributions to the field of ink compositions highlight the intersection of innovation and sustainability. His work not only advances technology but also promotes environmentally friendly practices in the printing industry.