Company Filing History:
Years Active: 1976
Title: Innovations of John H. Underwood
Introduction
John H. Underwood is a notable inventor based in Charlotte, NC (US). He has made significant contributions to the field of polymer chemistry, particularly in the development of poly(ether esters) and dyeable polymers. With a total of 2 patents, Underwood's work has had a lasting impact on the industry.
Latest Patents
Underwood's latest patents include the creation of poly(ether esters) of phthalic acid salts and di(halomethyl) ether. These poly(ether esters) are synthesized by reacting a phthalic acid salt with a di(haloalkyl) ether in a polar solvent, utilizing a phosphonium salt catalyst. The resulting materials are particularly useful in olefin polymers, enhancing their dye receptivity. Additionally, he has developed dyeable polymers of alpha-olefins, which are made dyeable through the incorporation of a mixture of a nickel compound and an ester of terephthalic acid.
Career Highlights
John H. Underwood is currently associated with Phillips Petroleum Company, where he continues to innovate in the field of polymer chemistry. His work has contributed to advancements in materials that are essential for various applications in the industry.
Collaborations
Underwood has collaborated with notable coworkers such as Donnie G. Brady and Harold R. Deck. Their combined expertise has fostered an environment of innovation and creativity within their projects.
Conclusion
John H. Underwood's contributions to polymer chemistry through his patents and collaborations highlight his role as a significant inventor in the field. His work continues to influence the development of advanced materials that enhance dye receptivity in polymers.
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.