Company Filing History:
Years Active: 1981-1987
Title: The Innovative Contributions of David R Warfel
Introduction
David R Warfel is a notable inventor based in Exton, Pennsylvania, with a significant portfolio of eight patents. His work primarily focuses on the purification of polymer solutions, showcasing his expertise in the field of polymer chemistry. Warfel's innovative approaches have contributed to advancements in the industry, particularly in the treatment of polymer solutions.
Latest Patents
Warfel's latest patents include methods for the purification of polymer solutions. One of his notable inventions addresses the removal of cloudy material in organic diluent solutions of macromonomers, which are prepared by anionic polymerization using a lithium initiator. This process involves treating the polymer solutions with an adsorbent selected from alkaline earth metal silicates, ion exchange resins, or a combination of both. The solid material is then separated from the solutions, allowing for the isolation of the macromonomer. Another patent focuses on the purification of polymer solutions by removing cloudy material in solutions of polymers prepared by anionic polymerization. This method utilizes boric acid to treat the polymer solutions, facilitating the separation of solid material and the isolation of the polymer.
Career Highlights
David R Warfel is currently associated with the Atlantic Richfield Company, where he continues to apply his innovative skills in polymer chemistry. His contributions to the field have been recognized through his multiple patents, which reflect his commitment to advancing technology in polymer solutions.
Collaborations
Warfel has collaborated with several professionals in his field, including Elizabeth A Blommers and Alvin R Ingram. These partnerships have likely enhanced his research and development efforts, leading to successful innovations.
Conclusion
David R Warfel's work in the purification of polymer solutions exemplifies his innovative spirit and dedication to advancing polymer chemistry. His patents not only highlight his expertise but also contribute significantly to the industry.