Yuhei Oshiba

Title: Innovations of Yuhei Oshiba

Introduction

Yuhei Oshiba is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced membranes. With a total of two patents to his name, his work focuses on enhancing the performance of composite and electrolyte membranes.

Latest Patents

Oshiba's latest patents include a composite membrane designed for carrying hydrophilic resin compounds. This substrate features a microporous polyolefin membrane with an average pore diameter ranging from 1 nm to 50 nm and a porosity of 50% to 78%. The membrane's thickness varies between 1 μm to 12 μm. Notably, when a mixed solution of ethanol and water is applied, the contact angle measurements indicate effective hydrophilicity.

His second patent involves an electrolyte membrane that maintains high proton conductivity even under low humidity conditions. This membrane comprises a microporous polyolefin structure with an average pore diameter of 1 to 1000 nm and a porosity of 50% to 90%. It is designed to be impregnated with a solvent that has a surface free energy of 28 mJ/m or more, along with an electrolyte containing a perfluorosulfonic acid polymer.

Career Highlights

Yuhei Oshiba has worked with prominent organizations such as Teijin Limited and the Tokyo Institute of Technology. His experience in these institutions has allowed him to refine his expertise in membrane technology and materials science.

Collaborations

Oshiba has collaborated with notable colleagues, including Takeo Yamaguchi and Hidenori Ohashi. Their joint efforts have contributed to advancements in the field of membrane technology.

Conclusion

Yuhei Oshiba's innovative work in membrane technology showcases his commitment to enhancing material performance. His patents reflect a deep understanding of the complexities involved in developing effective composite and electrolyte membranes.