Kozo Fujii

Title: The Innovations of Kozo Fujii

Introduction

Kozo Fujii is a notable inventor based in Funabashi, Japan. He has made significant contributions to the field of optical brightening compositions. His work is particularly relevant in the textile industry, where his innovations enhance the appearance of fabrics.

Latest Patents

Fujii holds a patent for a Polyvinyl alcohol optical brightening composition. This invention is a uniform transparent aqueous liquid composition. The solid components of the composition consist essentially of: (A) a nonionic surfactant having one or more polyoxyethylene radicals in the molecule as a hydrophilic group, (B) a nonionic water-soluble polymer having hydroxyl radicals or pyrrolidone radicals in the molecule, and (C) a fluorescent optical brightener, specifically a 4,4'-bis(2-sulfostyryl)biphenyl salt. This composition is especially effective on clothes made of hydrophobic fibers, such as polyester fibers.

Career Highlights

Kozo Fujii is associated with Kao Soap Company, Ltd., where he has been able to apply his innovative ideas. His work has contributed to the development of products that improve the quality and appearance of textiles.

Collaborations

Fujii has collaborated with Yunosuke Nakagawa, enhancing the research and development efforts within his field. Their partnership has led to advancements in optical brightening technologies.

Conclusion

Kozo Fujii's contributions to the field of optical brightening compositions demonstrate his innovative spirit and dedication to improving textile quality. His patent reflects a significant advancement in the industry, showcasing the importance of research and collaboration in driving innovation.