Yuji Hotta

Title: Yuji Hotta: Innovator in Aluminum Nitride Powder Technology

Introduction

Yuji Hotta is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of materials science, particularly in the development of aluminum nitride powder. His innovative approach has led to advancements that enhance the properties of this material, making it suitable for various applications.

Latest Patents

Yuji Hotta holds a patent for an invention titled "Aluminum nitride powder, method for producing the same and use thereof." This patent describes a method to produce aluminum nitride powder that can be sintered at temperatures not exceeding 1600°C. The resulting sintered aluminum nitride exhibits high density and thermal conductivity, making it an excellent substrate material. The process involves using a vapor phase reaction apparatus where ammonia gas and nitrogen gas containing an organic aluminum compound are fed into a reactor. The aluminum nitride powder undergoes heat treatment in a reducing or inert gas atmosphere, followed by mechanical treatment to achieve specific surface area and particle size characteristics.

Career Highlights

Throughout his career, Yuji Hotta has worked with prominent organizations such as Mitsui Chemicals, Inc. and the Advanced Industrial Science and Technology. His experience in these companies has allowed him to refine his expertise in materials science and contribute to innovative projects.

Collaborations

Yuji Hotta has collaborated with notable colleagues, including Masato Yamazaki and Kenshi Mitsuishi. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Yuji Hotta's work in aluminum nitride powder technology exemplifies the impact of innovative thinking in materials science. His contributions continue to influence the development of advanced materials for various applications.