Shun-ya Onozawa

Title: Shun-ya Onozawa: Innovator in Organic Inorganic Composite Materials

Introduction

Shun-ya Onozawa is a prominent inventor based in Tsukuba, Japan. He has made significant contributions to the field of materials science, particularly in the development of organic inorganic composite materials. With a total of 3 patents to his name, Onozawa's work has garnered attention for its innovative approaches and practical applications.

Latest Patents

Onozawa's latest patents include groundbreaking inventions such as an organic inorganic composite material and its utilization. This invention aims to create a composite material that exhibits high activity and selectivity, making it suitable as a catalyst material with minimal elution of active metals from the carrier. The composite comprises an organosilicon compound with reactive silicon groups and an inorganic oxide material, which are bonded through multiple reactive silicon groups.

Another notable patent is the process for preparing polysilane through catalytic dehydrogenative condensation of organosilane. This process involves using a titanium or zirconium complex catalyst to produce polysilane from trihydrosilane. The novel zirconium complexes developed in this process represent a significant advancement in the field.

Career Highlights

Throughout his career, Shun-ya Onozawa has held prestigious positions, including Director-General of the Agency of Industrial Science and Technology and the National Institute of Advanced Industrial Science and Technology. His leadership in these organizations has contributed to advancements in industrial science and technology in Japan.

Collaborations

Onozawa has collaborated with notable colleagues such as Toshiyasu Sakakura and Nami Choi. These partnerships have fostered innovation and research in the field of materials science.

Conclusion

Shun-ya Onozawa's contributions to the development of organic inorganic composite materials and polysilane processes highlight his role as a leading inventor in materials science. His innovative patents and career achievements reflect his dedication to advancing technology and industry.