Iwatani Keizo

Title: Iwatani Keizo: Innovator in SiOC Composite Electrode Materials

Introduction

Iwatani Keizo is a notable inventor based in Ichihara, Japan. He has made significant contributions to the field of materials science, particularly in the development of composite materials for use in batteries.

Latest Patents

Iwatani holds a patent for a SiOC composite electrode material. This innovative material is characterized by its microparticulate form, consisting of an amorphous SiOC matrix. The composition includes silicon ranging from 20 wt % to 60 wt %, oxygen from 20 wt % to 40 wt %, and carbon from 10 wt % to 50 wt %. The microparticles feature a core/coating structure, with a core made of the amorphous SiOC matrix and coated with at least one amorphous carbon layer. This patent also encompasses a method for producing the SiOC composite material, which is applicable in electrode active materials, electrodes, and particularly in lithium-ion batteries.

Career Highlights

Throughout his career, Iwatani has worked with prominent organizations, including JNC Corporation and Commissariat à l'énergie atomique et aux énergies alternatives. His work has focused on advancing battery technology and improving the efficiency of energy storage systems.

Collaborations

Iwatani has collaborated with notable professionals in his field, including Ohno Katsuhiko and Cédric Haon. These collaborations have contributed to the advancement of research and development in composite materials.

Conclusion

Iwatani Keizo's contributions to the field of SiOC composite materials have positioned him as a key figure in battery technology innovation. His work continues to influence advancements in energy storage solutions.