Yoshiharu Ootsuka

Title: Innovations by Yoshiharu Ootsuka

Introduction

Yoshiharu Ootsuka is a notable inventor based in Chuo-ku, Japan. He has made significant contributions to the field of electric storage devices, particularly through his innovative patent related to binder compositions for positive electrodes.

Latest Patents

Ootsuka holds a patent for a binder composition designed for the positive electrode of an electric storage device. This composition includes polymer alloy particles made from a polymer (A) derived from vinylidene fluoride, ethylene tetrafluoride, propylene hexafluoride, or mixtures thereof. Additionally, it contains a polymer (B) derived from an unsaturated carboxylic acid ester and water. The average diameter of these polymer alloy particles ranges from 50 to 400 nm. The synthesis process involves absorbing a monomer (b) into polymer (A) and polymerizing it to create polymer (B). The monomer (b) can be an unsaturated carboxylic acid ester or a mixture of various compounds, enhancing the functionality of the binder composition.

Career Highlights

Yoshiharu Ootsuka is associated with JSR Corporation, where he has been instrumental in advancing technologies related to electric storage devices. His work has led to the development of innovative materials that improve the efficiency and performance of energy storage solutions.

Collaborations

Ootsuka has collaborated with notable colleagues, including Hironori Kitaguchi and Nobuyuki Fujihara. Their combined expertise has contributed to the successful development of advanced materials in the field of electric storage.

Conclusion

Yoshiharu Ootsuka's contributions to the field of electric storage devices through his innovative patent demonstrate his commitment to advancing technology. His work continues to influence the development of efficient energy storage solutions.