Isao Harashima

Title: Isao Harashima: Innovator in Powder Coating Technology

Introduction

Isao Harashima is a notable inventor based in Tokyo, Japan. He is recognized for his contributions to the field of powder coating technology. His innovative approach has led to the development of a unique powder coating composition that addresses various surface imperfections in molded products.

Latest Patents

Harashima holds a patent for a powder coating composition designed for coating molded products with surface irregularities such as wrinkles and cavities. This composition includes a single film-forming resin or a combination of resins, selected from epoxy, polyester, and acrylic types, with a melt viscosity of 60 Pa·s/165°C or less. The formulation also incorporates at least two fillers of different particle sizes ranging from 3 to 100 µm. This innovative coating can be applied directly to the surface without the need for pretreatment, effectively concealing molding failures and enhancing the aesthetic quality of the coated surface. Additionally, the absence of organic solvents in the composition significantly reduces air pollution and fire hazards.

Career Highlights

Throughout his career, Isao Harashima has worked with prominent companies in the chemical manufacturing sector. He has been associated with Dainichiseika Color & Chemicals Mfg. Co., Ltd. and Shin-Etsu Polymer Co., Ltd. His experience in these organizations has contributed to his expertise in developing advanced coating solutions.

Collaborations

Harashima has collaborated with notable professionals in his field, including Junto Suzuki and Nobuo Takezawa. These partnerships have fostered innovation and the exchange of ideas, further enhancing the development of his patented technologies.

Conclusion

Isao Harashima's contributions to powder coating technology exemplify the impact of innovative thinking in addressing industry challenges. His patented composition not only improves product aesthetics but also promotes environmental safety.