Kazuko Otomo

Title: Kazuko Otomo: Innovator in Polypeptide Solutions

Introduction

Kazuko Otomo is a prominent inventor based in Tsuruoka, Japan. She has made significant contributions to the field of biotechnology, particularly in the development of polypeptide solutions derived from natural spider silk proteins. Her innovative work has led to advancements in artificial fiber production methods.

Latest Patents

Kazuko Otomo holds a patent for a polypeptide solution, an artificial polypeptide fiber production method, and a polypeptide purification method. The patent describes a polypeptide solution where a polypeptide derived from natural spider silk proteins is dissolved in a solvent. This solvent includes options such as DMSO, DMSO with an inorganic salt, and DMF with an inorganic salt. The invention allows for the production of an artificial polypeptide fiber by extruding the dope solution from a spinneret into a desolvation bath, resulting in an undrawn yarn. Additionally, the purification method involves heat treatment of the polypeptide solution followed by the removal of undissolved substances.

Career Highlights

Kazuko Otomo is associated with Spiber Inc., a company known for its innovative approaches to biomaterials. Her work has been instrumental in advancing the understanding and application of polypeptide solutions in various industries.

Collaborations

Kazuko has collaborated with notable colleagues, including Junichi Sugahara and Kazuhide Sekiyama, to further her research and development efforts in the field of biotechnology.

Conclusion

Kazuko Otomo's contributions to the field of polypeptide solutions and artificial fiber production highlight her role as a leading innovator in biotechnology. Her patented methods and collaborative efforts continue to influence advancements in this area.