Company Filing History:
Years Active: 1984-1989
Title: Biau-Hung Chang: Innovator in Chemical Processes
Introduction
Biau-Hung Chang is a notable inventor based in Worthington, OH, with a remarkable portfolio of 8 patents. His work primarily focuses on innovative chemical processes that have significant applications in various industries.
Latest Patents
One of his latest patents is for alkylene phosphonate acid ester polyols. This patent describes a process for preparing hydroxy phosphonic acid ester polyols by reacting an alkenyl phosphonic acid with an alkylene oxide. The resulting hydroxy phosphonic acid ester polyols are then reacted with polyisocyanates to form polyurethanes. Another significant patent involves a method of producing methyl formate from methanol and carbon monoxide. This method utilizes an anionic transition metal catalyst, which includes metals such as Fe, Ru, Os, W, Mo, Cr, Co, Rh, and Ir. The reaction is characterized as a low-pressure process conducted at pressures less than 3,000 psia, using concentrated anhydrous methanol solutions.
Career Highlights
Biau-Hung Chang has made substantial contributions to the field of chemical engineering through his innovative patents. His work at Ashland Oil, Inc. has allowed him to apply his expertise in developing efficient chemical processes that enhance production capabilities.
Collaborations
He has collaborated with notable colleagues, including Robert A. Grimm and Anil B. Goel, which has further enriched his research and development efforts.
Conclusion
Biau-Hung Chang's contributions to chemical processes through his patents demonstrate his innovative spirit and commitment to advancing technology in the industry. His work continues to influence the field and inspire future innovations.
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.