Location History:
- Sakai, JP (1984)
- Nishinomiya, JP (1990)
Company Filing History:
Years Active: 1984-1990
Title: Keiji Kawata: Innovator in Chemical Production
Introduction
Keiji Kawata is a notable inventor based in Nishinomiya, Japan. He has made significant contributions to the field of chemical production, particularly in the synthesis of aromatic compounds. With a total of two patents to his name, Kawata's work has advanced the methods used in producing essential chemical compounds.
Latest Patents
Kawata's latest patents include a process for the production of aromatic hydroxycarboxylic acids. This innovative method involves the reaction of alkaline metal salts of phenols or naphthols with carbon dioxide. The process effectively removes free phenols or naphthols produced as by-products, allowing for a purer objective compound to be obtained at high yield under lower temperature and shorter time conditions. Another significant patent is for producing hydroxybenzonitriles, which entails reacting a hydroxybenzoic acid ester with ammonia in the vapor phase, utilizing a boron phosphate supported catalyst.
Career Highlights
Throughout his career, Kawata has worked with prominent companies, including Kabushiki Kaisha Ueno Seiyaku Oyo Kenkyujo and Kabushiki Kaisha Ueno Seiyaku Oyo Kenkyuso. His experience in these organizations has contributed to his expertise in chemical processes and innovation.
Collaborations
Kawata has collaborated with notable individuals in his field, including Ryuzo Ueno and Yoshiyasu Masada. These partnerships have likely enhanced his research and development efforts, leading to his successful patent applications.
Conclusion
Keiji Kawata's contributions to chemical production through his innovative patents demonstrate his significant role in advancing the field. His work continues to influence the methods used in synthesizing important chemical compounds.