Location History:
- Nara, JP (1991)
- Ikoma, JP (1988 - 1993)
- Osaka, JP (2000)
Company Filing History:
4 out of 48 
1 out of 6,896 Years Active: 1988-2000
Title: The Innovations of Nobuyuki Abe: Pioneering Processes in Pyridine Chemistry
Introduction: Nobuyuki Abe, a distinguished inventor based in Nara, Japan, has made significant contributions to the field of chemistry through his innovative patents. With a total of five registered patents, Abe's work primarily focuses on processes for synthesizing various pyridine bases, which are essential in the production of numerous chemical compounds.
Latest Patents: Among his latest patents, two notable inventions stand out. The first is a process for the preparation of 2,3,5-collidine, where 2,3,5-collidine and 2-ethyl-5-methylpyridine are prepared simultaneously in high yields by reacting methacrolein and methyl ethyl ketone with ammonia in the gas phase. This reaction occurs in the presence of a catalyst that comprises silica-alumina and at least one element selected from cobalt, zinc, cadmium, thallium, and lead.
The second significant patent involves the production of pyridine bases, where an aliphatic aldehyde and/or a ketone is reacted with ammonia in a gaseous phase. This method utilizes a catalyst comprised of a zeolite containing an element from the platinum group and another element selected from Groups IIB, IIIA, and IVA of the periodic table, maintaining an atomic ratio of Si to elements such as Al, B, Fe, and/or Ga ranging from about 12 to approximately 1,000, with a constraint index spanning about 0.8 to about 12.
Career Highlights: Throughout his career, Nobuyuki Abe has worked with prominent companies in the chemical industry, including Koei Chemical Company, Limited and Sumitomo Chemical Company, Limited. His expertise in catalysis and gas-phase reactions has positioned him as a respected figure in the synthesis of valuable chemical compounds.
Collaborations: Abe has teamed up with notable colleagues such as Shinkichi Shimizu and Masanori Doba, contributing to a collaborative environment that fosters innovation and advancement in chemical processes. Together, they have driven research that leads to groundbreaking developments in the industry.
Conclusion: Nobuyuki Abe's innovative spirit and dedication to the field of chemistry have led to substantial advancements in the synthesis of pyridine bases. His patents not only showcase his ingenuity, but they also reflect the importance of collaboration in achieving remarkable scientific breakthroughs. As he continues to push the boundaries of chemical processes, Nobuyuki Abe remains a key player in the realm of invention and innovation in Japan and beyond.