Manabu Hoki

Title: Manabu Hoki: Innovator in Porous Polypropylene Film Technology

Introduction

Manabu Hoki is a notable inventor based in Joyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of porous polypropylene films. With a total of 3 patents to his name, Hoki's work has implications for various industries, including battery manufacturing.

Latest Patents

Hoki's latest patent focuses on a successively biaxial-oriented porous polypropylene film and the process for its production. This innovative film is created through a method that involves extruding a melt of a β-crystal nucleating agent-containing polypropylene-based resin composition from a T-die. The process includes cooling the extruded resin on a chill roll and stretching the resulting web sheet both longitudinally and transversely. The film exhibits excellent breakage resistance during manufacture, high porosity, and air-permeability, making it particularly useful for battery separators.

Career Highlights

Manabu Hoki is currently employed at New Japan Chemical Co., Ltd. His work has been instrumental in advancing the technology behind polypropylene films, which are essential in various applications. His innovative approaches have garnered attention in the field of materials science.

Collaborations

Hoki has collaborated with notable coworkers, including Naoki Ikeda and Kiyoshi Sadamitsu. Their combined expertise has contributed to the successful development of advanced materials.

Conclusion

Manabu Hoki's contributions to the field of porous polypropylene film technology highlight his role as an influential inventor. His innovative patents and collaborative efforts continue to shape advancements in materials science.