Nobuyuki Katsuda

Title: Nobuyuki Katsuda: Innovator in Dyeing Technologies

Introduction

Nobuyuki Katsuda is a prominent inventor based in Ashiya, Japan. He has made significant contributions to the field of dyeing technologies, holding a total of 4 patents. His work focuses on developing innovative compounds and methods for dyeing and printing, particularly for hydrophobic materials.

Latest Patents

Katsuda's latest patents include the development of monoazo blue disperse dye compounds and methods for dyeing or printing. This invention features a monoazo compound with a specific formula that allows for effective dyeing of hydrophobic fiber materials. Another notable patent involves compositions containing benzodifuranone compounds, which are blended with anthraquinone compounds to create dyes with excellent pH dependency and fastness to light and washing.

Career Highlights

Katsuda is associated with Sumitomo Chemical Company, Limited, where he has been instrumental in advancing dyeing technologies. His innovative approaches have not only enhanced the quality of dye products but have also contributed to more sustainable practices in the industry.

Collaborations

Throughout his career, Katsuda has collaborated with notable colleagues such as Shinichi Yabushita and Shuhei Hashizume. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in dyeing technologies.

Conclusion

Nobuyuki Katsuda's contributions to the field of dyeing technologies exemplify his innovative spirit and dedication to improving industrial practices. His patents reflect a commitment to developing effective and sustainable solutions for dyeing and printing applications.