Company Filing History:
2 out of 2,560 
2 out of 2 Years Active: 2010-2011
Title: Innovations of Chunshan Zhang in Chemical Processes
Introduction
Chunshan Zhang is a notable inventor based in Beijing, China. He has made significant contributions to the field of chemical processes, particularly in the production of specialized compounds. With a total of 2 patents to his name, Zhang's work has implications for industrial applications.
Latest Patents
Zhang's latest patents focus on the process for producing 1,2-dialkoxy-3-fluorobenzene. This invention involves a multi-step process that begins with the production of 2-fluoro-6-halophenol as an intermediate. The process includes sulfonation, halogenation, and deprotection reactions to achieve the desired compounds. The 2-fluoro-6-halophenol is then alkyl-etherified, leading to the formation of 2-alkoxy-3-fluorophenol, which is further processed to yield 1,2-dialkoxy-3-fluorobenzene. This innovative approach not only reduces production costs but also enhances process yields, making it suitable for industrial production.
Career Highlights
Throughout his career, Chunshan Zhang has worked with prominent companies such as Asahi Glass Company, Limited and Charna Chemicals Ltd. His experience in these organizations has contributed to his expertise in chemical processes and innovations.
Collaborations
Zhang has collaborated with notable colleagues, including Mingjian Qiu and Wei Zhang. These partnerships have likely fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Chunshan Zhang's contributions to the field of chemical processes demonstrate his commitment to innovation and industrial application. His patents reflect a deep understanding of chemical reactions and their practical implications.