This inventor holds 2 USPTO granted patents. Top assignee: Uop Lcc. Active years: 1981.
Company Filing History:
Years Active: 1981
Title: Alan R Dodds: Innovator in Ketone Preparation and Catalyst Recovery
Introduction
Alan R Dodds is a notable inventor based in Elgin, IL (US). He has made significant contributions to the field of chemistry, particularly in the preparation of ketones and catalyst recovery processes. With a total of 2 patents to his name, Dodds has demonstrated a commitment to advancing chemical methodologies.
Latest Patents
Dodds' latest patents include innovative methods for the preparation of ketones. This process involves treating carboxylic acid esters at elevated temperatures ranging from about 50°C to about 300°C and pressures from 1 to about 300 atmospheres. The presence of a catalyst, which comprises a compound containing a metal from Group VIII of the Periodic Table, is essential for this reaction. Additionally, the reaction is enhanced by the inclusion of a quaternary alkylammonium salt, which increases the conversion of the ester to the desired ketone. Examples of catalysts used in this process include the salts, carbonyls, and organometallic complexes of rhodium and cobalt.
Another significant patent by Dodds focuses on catalyst recovery. This invention describes the use of metal carbonyls or organometallic complexes in hydroformylation reactions. The homogeneous catalysts can be recovered from the hydroformylation products by treating the catalyst complex with a nitrogen-containing compound in an aqueous phase, allowing for easy separation and recovery.
Career Highlights
Dodds has had a distinguished career, working at UOP LLC, where he has been able to apply his innovative ideas in practical settings. His work has contributed to advancements in chemical processes that are vital for various industrial applications.
Collaborations
Throughout his career, Dodds has collaborated with esteemed colleagues, including Tamotsu Imai and Edwin H Homeier. These collaborations have further enriched his work and contributed to the development of new technologies in the field.
Conclusion
Alan R Dodds is a prominent figure in the field of chemistry, known for his innovative patents in ketone preparation and catalyst recovery. His contributions continue to influence the industry and pave the way for future advancements.