Company Filing History:
Years Active: 1997-2009
Title: Innovations of Earl Edmondson Howell, Jr.
Introduction
Earl Edmondson Howell, Jr. is a notable inventor based in Kingsport, TN (US), recognized for his contributions to the field of polyester technology. With a total of five patents to his name, Howell has made significant advancements in the incorporation of UV light absorbers and the enhancement of reheating rates in polyester compositions.
Latest Patents
One of Howell's latest patents is a process for adding methine UV light absorbers to PET prepared by direct esterification. This innovative method involves reacting dicarboxylic acids and diols in an esterifying reactor to create an esterified product. The process ensures that at least 50% of the carboxy groups are esterified before incorporating the UV absorbing compound, achieving a yield greater than 25%. Additionally, Howell has developed a composition and method for improving the reheat rate of PET using activated carbon. This polyester composition enhances the reheating rate by incorporating activated carbon, which can be added during various stages of the melt phase.
Career Highlights
Throughout his career, Howell has worked with prominent companies such as Eastman Chemical Company and Grupo Petrotemex S.A. de C.V. His work has significantly impacted the polyester industry, particularly in developing materials that offer improved performance and protection against UV light.
Collaborations
Howell has collaborated with several professionals in his field, including Donna Rice Quillen and Steven Lee Stafford. These collaborations have contributed to the successful development of his patented technologies.
Conclusion
Earl Edmondson Howell, Jr. is a distinguished inventor whose work in polyester technology has led to innovative solutions for enhancing material properties. His contributions continue to influence the industry and pave the way for future advancements.
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.