Atsushi Mashiko

Title: Atsushi Mashiko: Innovator in Photosensitive Resin Technology

Introduction

Atsushi Mashiko is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of photosensitive materials, particularly in the development of innovative resin compositions. His work has implications for various applications, including photolithography.

Latest Patents

Atsushi Mashiko holds a patent for an "Alkali-developable black photosensitive resin composition for forming light-shielding barrier wall." This composition includes essential components such as a carboxyl group-containing photosensitive prepolymer, a photopolymerization initiator, a black pigment, and light-transmitting fine particles. The invention allows for the formation of light-shielding barrier walls with sufficient properties and a height of not less than 20 μm, achieved through photolithography without causing undercutting during development. The preferred black pigment is a metal oxide, specifically iron oxide, while the fine particles are inorganic with a refractive index of 1.40-1.90, preferably silica.

Career Highlights

Throughout his career, Atsushi Mashiko has worked with prominent companies such as Nippon Sheet Glass Company, Limited and Taiyo Ink Mfg. Co., Ltd. His experience in these organizations has contributed to his expertise in the field of materials science and innovation.

Collaborations

Atsushi has collaborated with notable individuals in his field, including Gen Itokawa and Hiroyuki Nemoto. These partnerships have likely enhanced his research and development efforts.

Conclusion

Atsushi Mashiko's contributions to the field of photosensitive resin technology demonstrate his innovative spirit and commitment to advancing material science. His patent reflects a significant step forward in the development of effective light-shielding solutions.