Location History:
- Kingsport, TN (US) (1991 - 1995)
- Den Haag, NL (1994 - 1997)
Company Filing History:
Years Active: 1991-1997
Title: J Stewart Witzeman: Innovator in Thermosetting Coatings
Introduction
J Stewart Witzeman is a notable inventor based in Kingsport, TN (US), recognized for his contributions to the field of thermosetting coatings. With a total of 14 patents to his name, Witzeman has made significant advancements in the development of crosslinkers that enhance the performance of coating compositions.
Latest Patents
Witzeman's latest patents include innovative formulations such as crosslinkers based on 2-acetylglutarate esters of polyols. These crosslinkers are particularly useful in thermosetting coating compositions, providing methods for their preparation. The invention details crosslinkers of the formula wherein R and R' can be t-butyl, t-amyl, or phenyl, with x being an integer from 2 to 5. Another significant patent involves 3-oxoadipate esters of certain polyols, which serve as crosslinkers in thermosetting coating compositions. These compositions are comprised of curable hydroxyl-functional polymers, such as polyesters or acrylics, and offer a notable improvement in curing temperature.
Career Highlights
Throughout his career, Witzeman has worked with prominent companies, including Eastman Kodak Company and Eastman Chemical Company. His experience in these organizations has contributed to his expertise in the field of coatings and polymers.
Collaborations
Witzeman has collaborated with notable colleagues, including Allen Lynn Crain and W Dell Nottingham, further enhancing his contributions to the industry.
Conclusion
J Stewart Witzeman's innovative work in thermosetting coatings and his numerous patents highlight his significant impact on the field. His advancements continue to influence the development of high-performance coating materials.
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.