Company Filing History:
Years Active: 2016-2017
Title: **Innovations by Inventor Shinjiro Ishihara**
Introduction
Shinjiro Ishihara, an inventive mind located in Ehime, Japan, has contributed significantly to the field of chemical engineering through his innovative methods for producing glycols. With a total of two patents to his name, Ishihara’s work demonstrates a commitment to enhancing production processes and developing efficient chemical methodologies.
Latest Patents
Ishihara's latest patents focus on methods for producing dipropylene glycol (DPG) and tripropylene glycol (TPG) from oxirane compounds. The first patent describes a method that allows for the highly selective production of dipropylene glycol containing 1,1'-oxybis-2-propanol and tripropylene glycol containing 1,1'-[(1-methyl-1,2-ethanediyl)bis(oxy)]bis-2-propanol in specified proportions. The method involves a reaction step utilizing a catalyst comprising vanadium, niobium, or tantalum.
The second patent outlines a comprehensive process that includes reactions of propylene oxide and water, followed by multiple separation and recycling steps to optimize the yield of glycols while maintaining efficiency. These patents not only reflect his innovative approach but also highlight the importance of precision in chemical production.
Career Highlights
Shinjiro Ishihara works at Sumitomo Chemical Company, Limited, where he has been able to apply his inventive skills in practical settings. His role at this prestigious company has allowed him to lead and contribute to significant advancements in chemical production methodologies.
Collaborations
Throughout his career, Ishihara has collaborated with talented individuals such as Masayuki Yoshii and Shoko Ikeda. Their combined expertise in chemical engineering has fostered a collaborative environment where innovative ideas can flourish, leading to the successful development of new patented technologies.
Conclusion
Shinjiro Ishihara stands out as an inventive force in the field of chemical engineering. His innovative patents on glycol production not only advance industrial practices but also emphasize the role of collaboration in achieving significant technological breakthroughs. As he continues to work at Sumitomo Chemical Company, his contributions may pave the way for further innovations in the chemical industry.