Taira Harada

Title: Innovator Taira Harada: Pioneering Advancements in Epoxy Resin and p-Nitroaniline Production

Introduction

Taira Harada is a distinguished inventor based in Ichihara, Japan, known for his contributions to the field of chemical engineering. With a total of two patents, he has made significant strides in the development of innovative processes and materials, particularly in epoxy resins and organic chemistry.

Latest Patents

Among his noteworthy inventions, Taira Harada has filed patents for two advanced processes. The first patent relates to an epoxy resin, which is created by reacting a bisphenol-based oligocarbonate with terminal phenolic hydroxyl groups and epihalohydrin, followed by a dehydrohalogenation process. This innovative epoxy resin boasts the ability to form a tough cured product with enhanced flexural strength and modulus. The second patent details a process for producing an epoxy resin foam. This process involves crosslinking and foaming a polyepoxy compound with the assistance of carbonate oligomers, resulting in a highly flexible product against compression, bending, and warping.

Additionally, Harada's work on producing p-nitroaniline is notable. This process involves nitrating an α-methylbenzalaniline with nitric acid in the presence of halogenated aliphatic hydrocarbon solvent and sulfuric acid, ultimately leading to hydrolysis of the compound.

Career Highlights

Taira Harada is currently associated with Mitsui Petrochemical Industries, Ltd., where he continues to innovate and refine chemical processes. His work significantly impacts the fields of materials science and organic synthesis, showcasing his expertise and ingenuity in chemical formulations.

Collaborations

Throughout his career, Harada has collaborated with esteemed colleagues, including Michio Hashimoto and Yoshihisa Kiso. Their combined efforts in research and development have fostered advancements in various chemical technologies, contributing to the reputation of Mitsui Petrochemical Industries, Ltd. as a leader in the industry.

Conclusion

Taira Harada's contributions to patentable inventions demonstrate his role as a key inventor in the field of chemical engineering. His innovative processes for epoxy resin and p-nitroaniline production continue to influence advancements in materials science, paving the way for future developments in the industry.