Shinichi Okada is a prominent inventor hailing from Kita-adachi-gun, Japan, known for his significant contributions to the field of aqueous pigment dispersion technology. With an impressive portfolio of 9 patents, Okada has dedicated his research to developing innovative methods that enhance ink formulations, particularly for inkjet recording.

Latest Patents

Among his latest patents are novel methods for manufacturing aqueous pigment dispersions and creating water-based inks for inkjet recording. One of his key innovations includes a method that involves dispersing a mixture consisting of a pigment, an anionic group-containing organic polymer compound, a basic compound, and a polyamine structure alkylene oxide adduct. This complex process is vital for achieving a stable aqueous pigment dispersion that offers improved performance in ink applications.

Another significant patent outlines a comprehensive method for producing aqueous pigment dispersion liquids. This process incorporates a kneading step that amalgamates various components, such as quinacridone pigments and organic high-molecular compounds, leading to a concentrated pigment-kneaded material. This material is then diluted with an aqueous medium to create water-based inks ideal for inkjet systems.

Career Highlights

Throughout his career, Shinichi Okada has worked with esteemed organizations such as Dic Corporation and Dainippon Ink and Chemicals, Incorporated. His tenure at these companies allowed him to contribute significantly to advancements in pigment technology and ink formulations, affirming his position as a leading innovator in the field.

Collaborations

Okada has collaborated with notable professionals in his industry, including Masahiro Kido and Kumiko Iizasa. These partnerships have facilitated the exchange of ideas and knowledge, further propelling advancements in aqueous pigment technology and related applications.

Conclusion

Shinichi Okada's dedication to innovation is evident through his numerous patents and contributions to aqueous pigment dispersion technology. His work not only underscores the importance of stable ink formulations but also paves the way for future advancements in the realm of inkjet recording. As he continues to develop new methods and innovations, Okada remains a vital figure in the evolution of material science and ink technology.

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