Masaharu Wada

Title: Masaharu Wada: Innovator in Polishing Pad Technology

Introduction

Masaharu Wada is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of polishing technology, particularly through his innovative designs and patents. His work has been recognized for its practical applications in various industries.

Latest Patents

Wada holds a patent for a polishing pad that features a compression elastic modulus of 0.17 MPa or more and 0.32 MPa or less. This polishing pad is produced by preparing a nonwoven fabric formed of bundles of ultrafine fibers with an average monofilament diameter ranging from 3.0 μm to 8.0 μm. The manufacturing process involves impregnating the nonwoven fabric with a polyurethane-based elastomer, constituting 20 mass % to 50 mass % of the polishing pad base. Additionally, the polishing pad base is laminated with a porous polyurethane layer that contains wet-solidified polyurethane as its primary component. This layer has openings with an average diameter of 10 μm to 90 μm, serving as the polishing surface layer.

Career Highlights

Throughout his career, Masaharu Wada has worked with prominent companies such as Toray Industries, Inc. and Toray Coatex Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in polishing technology.

Collaborations

Wada has collaborated with notable coworkers, including Kuniyasu Shiro and Yukihiro Matsuzaki. Their combined expertise has fostered innovation and development in their respective fields.

Conclusion

Masaharu Wada's contributions to polishing pad technology exemplify his dedication to innovation and excellence. His patent and career achievements highlight the impact of his work in the industry.