Company Filing History:
Years Active: 1995
Title: Hisae Hirako: Innovator in Fine Alpha-Alumina Powder Production
Introduction
Hisae Hirako is a notable inventor based in Omiya, Japan. She has made significant contributions to the field of materials science, particularly in the production of fine alpha-alumina powder. Her innovative approach has implications for various applications, including polishing materials.
Latest Patents
Hirako holds a patent for a "Process for production of fine alpha-alumina powder." This process involves heat-treating a mixture of gamma-alumina powder and silica at a specific temperature, allowing for the conversion of gamma-alumina to alpha-alumina. The resulting fine alpha-alumina powder boasts a specific surface area of not smaller than 10 m²/g and superior polishing characteristics. The mixture used in this process contains no more than about 10 wt % of silica, based on the weight of the gamma-alumina.
Career Highlights
Hisae Hirako is associated with Mitsubishi Materials Corporation, where she has been able to apply her expertise in materials science. Her work has contributed to advancements in the production processes of high-quality materials.
Collaborations
Hirako collaborates with her coworker, Motohiko Yoshizumi, to further enhance their research and development efforts in the field of materials science.
Conclusion
Hisae Hirako's innovative work in the production of fine alpha-alumina powder exemplifies her commitment to advancing materials science. Her contributions are significant in enhancing the quality and efficiency of polishing materials.