Location History:
- Jiangsu, CN (2015)
- Nanjing, CN (2014 - 2020)
Company Filing History:
2 out of 5 
1 out of 10 Years Active: 2014-2020
Title: Zhendong Zhao: Innovator in Chemical Derivatives
Introduction
Zhendong Zhao is a prominent inventor based in Nanjing, China. He has made significant contributions to the field of chemistry, particularly in the development of novel chemical derivatives. With a total of 3 patents to his name, Zhao's work has implications in various applications, including herbicidal activity.
Latest Patents
Zhao's latest patents include the invention of 1,8-bis(Schiff base)-p-menthane derivatives, along with their preparation method and applications. This invention details a process where 1,8-diamino-p-menthane reacts with substituted benzaldehyde in a polar organic solvent at temperatures ranging from 0°C to -75°C for a duration of 1 to 48 hours. The resulting 1,8-bis(Schiff base)-p-menthane derivatives exhibit pre-emergence herbicidal activity against ryegrass, demonstrating a good inhibitory effect on its growth while maintaining low toxicity. Another notable patent is the process for preparing isopimaric acid, which involves a series of steps including dissolving thermally isomerized rosin in acetone and recrystallizing to obtain purified isopimaric acid.
Career Highlights
Throughout his career, Zhendong Zhao has worked with several esteemed institutions, including the Institute of Chemical Industry of Forest Products, CAF, and the Chinese Academy of Forestry. His experience in these organizations has allowed him to refine his expertise in chemical research and development.
Collaborations
Zhao has collaborated with notable colleagues such as Jing Wang and Liangwu Bi, contributing to various projects and enhancing the scope of his research.
Conclusion
Zhendong Zhao's innovative work in chemical derivatives showcases his dedication to advancing the field of chemistry. His patents reflect a commitment to developing effective solutions with practical applications.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.