Location History:
- Tai-Shan Hsiang, Taipei Hsien, TW (1993)
- Kaohsiung, TW (1995 - 1999)
Company Filing History:
1 out of 2 
1 out of 32 
1 out of 832,843 Years Active: 1993-1999
Title: Cheng Chang Chu: Innovator in Chemical Processes
Introduction
Cheng Chang Chu is a notable inventor based in Kaohsiung, Taiwan. He has made significant contributions to the field of chemical engineering, particularly in the production of cyclic ethers and 1,4-butanediol. With a total of 3 patents to his name, his work showcases innovative approaches to chemical synthesis.
Latest Patents
One of his latest patents is a process for producing cyclic ethers by liquid phase reaction. This invention utilizes a crystalline aluminosilicate zeolite as a catalyst, allowing for the cyclodehydration of alkanediols at temperatures below their boiling points to yield corresponding cyclic ethers. Another significant patent involves the preparation of 1,4-butanediol from allyl alcohol containing allyl acetate and water. In this process, allyl alcohol undergoes hydroformylation in the presence of an organic solvent, a rhodium complex, and a phosphorous compound under a carbon monoxide and hydrogen atmosphere. The resulting hydroformylation product is then extracted and subjected to hydrogenation to produce 1,4-butanediol.
Career Highlights
Cheng has worked with Darien Chemical Corporation, where he applied his expertise in chemical processes. His innovative approaches have contributed to advancements in the industry, enhancing the efficiency and effectiveness of chemical production methods.
Collaborations
Cheng has collaborated with notable coworkers such as Shien Chang Chen and Fu Shen Lin. Their combined efforts have fostered a productive environment for innovation and development in chemical engineering.
Conclusion
Cheng Chang Chu's contributions to chemical processes through his patents reflect his dedication to innovation in the field. His work continues to influence the industry and inspire future advancements in chemical engineering.