Akira Shigeta

Title: The Innovative Contributions of Akira Shigeta

Introduction

Akira Shigeta is a prominent inventor based in Uji, Japan, known for his significant contributions to the field of chemical engineering. With a total of nine patents to his name, Shigeta has made remarkable advancements in the production and modification of maleimide compounds. His work has had a substantial impact on various industrial applications.

Latest Patents

One of Shigeta's latest patents is a production method of maleimide. The objective of this invention is to provide a method for easily producing maleimide (MI) while efficiently reducing trace amounts of residual acid components as impurities in crude MI. This method ensures that the acid value is sufficiently reduced, enhancing the quality of the final product. Another notable patent is for a bismaleimide modified product and the method for producing the same. This invention aims to create a bismaleimide (D-BMI) modified product in which an amino group of dimer diamine (DDA) is maleimidized. The resulting product exhibits excellent heat resistance and significantly enhanced processability.

Career Highlights

Throughout his career, Akira Shigeta has worked with reputable companies such as Unitika Ltd. and Nippon Kayaku Kabushiki Kaisha. His experience in these organizations has allowed him to refine his expertise in chemical processes and product development.

Collaborations

Shigeta has collaborated with notable colleagues, including Yoshiaki Echigo and Takeshi Yoshida. These partnerships have contributed to the advancement of his research and the successful development of innovative products.

Conclusion

Akira Shigeta's contributions to the field of chemical engineering through his patents and collaborations highlight his role as a leading inventor. His innovative methods for producing maleimide and its derivatives continue to influence the industry positively.