Jisuke Hayashi

Title: Jisuke Hayashi: Innovator in Wood Refining Technology

Introduction

Jisuke Hayashi is a notable inventor based in Sapporo, Japan. He has made significant contributions to the field of wood refining technology. With a total of 2 patents, his work focuses on improving the efficiency and effectiveness of wood processing methods.

Latest Patents

Hayashi's latest patents include a method of refining woodchips or beating wood pulp with a selectively refined assisting agent comprising sulfonated chitosan. This innovative approach allows for a remarkable reduction in the power needed for refining compared to conventional methods. Additionally, the refining assisting additive enhances the strength of the paper produced. Another patent details a process for preparing sulfonated chitosan, wherein C3/C6-position hydroxyl groups are selectively sulfonated using inexpensive sulfonating agents. This process involves dissolving or swelling chitosan in acetic acid in water, regenerating it with an alkaline aqueous solution, and then sulfonating the chitosan in a non-polar solvent.

Career Highlights

Throughout his career, Jisuke Hayashi has worked with various companies, including Dic-Hercules Chemicals, Inc. and Japan PMC Corporation. His experience in these organizations has contributed to his expertise in the field of chemical engineering and wood processing.

Collaborations

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Conclusion

Jisuke Hayashi's innovative work in wood refining technology showcases his commitment to enhancing industrial processes. His patents reflect a deep understanding of materials and methods that can lead to more efficient production techniques.