Location History:
- Yamaguchi, JP (2005)
- Ube, JP (2005)
Company Filing History:
Years Active: 2005
Title: Innovations of Jun Haruta in Chemical Production
Introduction
Jun Haruta is a notable inventor based in Yamaguchi, Japan. He has made significant contributions to the field of chemical production, particularly in the synthesis of biphenyl and its derivatives. With a total of 2 patents, his work has implications for various industrial applications.
Latest Patents
Haruta's latest patents include a method for producing biphenyl and its derivatives. This method involves the oxidative coupling of a benzene aromatic compound in the presence of a catalyst that includes a palladium salt, a copper salt, and a bidentate ligand capable of forming a complex with the palladium salt. The process is conducted in an atmosphere containing molecular oxygen, allowing for the selective production of asymmetrically substituted biphenyl derivatives. Another significant patent is the process for the production of biphenyltetracarboxylic acid tetraesters. This continuous production process involves several steps, including the preliminary mixing of a phthalic acid diester and a palladium compound-containing catalyst, followed by oxidative dimerization reactions.
Career Highlights
Jun Haruta is currently employed at Ube Industries, Inc., where he continues to innovate in the field of chemical engineering. His work has been instrumental in advancing methods for producing complex chemical compounds efficiently.
Collaborations
Haruta collaborates with esteemed colleagues, including Yasushi Yamamoto and Tetsuro Tsuji. Their combined expertise contributes to the success of their projects and the advancement of chemical production technologies.
Conclusion
Jun Haruta's contributions to the field of chemical production through his innovative patents highlight his role as a leading inventor in the industry. His work not only enhances production methods but also paves the way for future advancements in chemical synthesis.