Company Filing History:
3 out of 619 
2 out of 5 Years Active: 2011-2020
Title: Innovations and Contributions of Inventor Yan Gu
Introduction
Yan Gu is a notable inventor based in Nanjing, China. He has made significant contributions to the field of chemical engineering, particularly in the development of novel compounds with practical applications. With a total of 5 patents, his work showcases a commitment to innovation and environmental sustainability.
Latest Patents
One of Yan Gu's latest patents is focused on 1,8-bis(Schiff base)-p-menthane derivatives, which includes their preparation method and applications. This invention discloses a type of 1,8-bis(Schiff base)-p-menthane derivatives, achieved through the reaction of 1,8-diamino-p-menthane with a substituted benzaldehyde in a polar organic solvent at temperatures ranging from 0°C to -75°C for 1 to 48 hours. The resulting derivatives exhibit pre-emergence herbicidal activity against ryegrass, demonstrating a good inhibitory effect on its growth while maintaining low toxicity. Another significant patent involves a method for preparing pimaric acid type resin acids. This method includes several steps, such as combining refined resin acid with maleic anhydride and utilizing a C-Clower fatty acid solvent. The process is characterized by high yield, low cost, and minimal environmental pollution.
Career Highlights
Throughout his career, Yan Gu has worked with reputable organizations, including Trend Micro Inc. and the Institute of Chemical Industry of Forest Products. His experience in these institutions has contributed to his expertise in chemical innovations and product development.
Collaborations
Yan Gu has collaborated with several professionals in his field, including Chao Fang and Zhendong Zhao. These partnerships have likely enhanced his research and development efforts, leading to impactful inventions.
Conclusion
Yan Gu's contributions to the field of chemical engineering through his innovative patents and collaborations highlight his role as a significant inventor. His work not only advances scientific knowledge but also promotes environmentally friendly practices in chemical production.