Shogo Yamada

Title: Shogo Yamada: Innovator in Dioxazine Pigments

Introduction

Shogo Yamada is a prominent inventor based in Sakura, Japan. He has made significant contributions to the field of pigments, particularly in the development of dioxazine pigments and colorants. With a total of 6 patents to his name, Yamada's work has had a notable impact on the printing ink industry.

Latest Patents

Yamada's latest patents include innovative solutions aimed at enhancing the properties of pigments. One of his notable inventions is a dioxazine pigment that boasts excellent fluidity. This invention addresses the need for a pigment that maintains sufficient fluidity in both initial viscosity and storage stability when used in printing ink applications. The pigment achieves a contact angle with respect to water and 1-bromonaphthalene in the range of 30° to 75°, ensuring optimal performance.

Another significant patent involves a condensed polycyclic organic pigment composition that incorporates a polyvalent metal inorganic salt. This invention aims to provide a pigment with excellent dispersion properties and stability. Yamada's research has shown that this approach can achieve a sufficient viscosity in both the initial and long-term performance of base inks used in printing applications.

Career Highlights

Shogo Yamada is currently associated with Dic Corporation, where he continues to innovate in the field of pigments. His work has been instrumental in advancing the technology behind colorants and pigments, making him a key figure in the industry.

Collaborations

Yamada has collaborated with notable colleagues, including Hiromasa Kikuchi and Yukiko Higuchi. These partnerships have contributed to the successful development of his patented technologies.

Conclusion

Shogo Yamada's contributions to the field of pigments, particularly through his innovative patents, have established him as a leading inventor in the industry. His work continues to influence the development of high-performance printing inks.