Hiroki Ohtake

Title: Hiroki Ohtake: Innovator in Pulp and Paper Technology

Introduction

Hiroki Ohtake is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of pulp and paper technology. His innovative approach focuses on enhancing the quality of pulp regeneration while minimizing energy consumption.

Latest Patents

Hiroki Ohtake holds a patent for "Processes for preparing pulp and paper." The purpose of this invention is to provide technology for regenerating high-quality pulp using compact equipment and less energy. The method involves separating pulp slurry containing 1.5 wt % or more of a solid component, including waste paper pulp, into long and short fiber fractions. This is achieved using an outward type slit screen with a specific slit width. The solid component ratio of the long fiber fraction and the short fiber fraction ranges from 10:90 to 60:40, with a difference in Canadian Standard Freeness between the two fractions ranging from 100 ml to 300 ml.

Career Highlights

Throughout his career, Hiroki Ohtake has worked with prominent companies in the industry. He has been associated with Nippon Paper Industries Co., Ltd. and Aikawa Iron Works Co., Ltd. His work has significantly impacted the efficiency and sustainability of pulp production processes.

Collaborations

Hiroki Ohtake has collaborated with notable colleagues, including Shisei Goto and Takaharu Noda. Their combined expertise has contributed to advancements in pulp and paper technology.

Conclusion

Hiroki Ohtake's innovative work in pulp and paper technology exemplifies the importance of sustainable practices in industrial processes. His contributions continue to influence the field positively.