Location History:
- Kelkheim, Taunus, DE (1978)
- Kelkheim, DE (1981 - 1987)
- Eschborn, DE (1989 - 1991)
Company Filing History:
Years Active: 1978-1991
Title: Horst-Dieter Thamm: Innovator in Novolak Resins and Photosensitive Materials
Introduction
Horst-Dieter Thamm is a notable inventor based in Kelkheim, Germany. He has made significant contributions to the field of chemistry, particularly in the development of novolak resins and photosensitive materials. With a total of 7 patents to his name, Thamm's work has had a considerable impact on the microelectronics industry.
Latest Patents
Thamm's latest patents include a process for the preparation of novolak resins with low metal ion content. This innovative process involves bringing a conventional resin in an organic solution into contact with an acidic, preferably complex-forming compound, which is typically present in an aqueous phase. The resulting resin solutions are particularly useful in the production of photoresists. Another significant patent is for the preparation of an o-naphthoquinonediazide sulfonic acid ester. This process entails the esterification of an o-naphthoquinonediazide sulfonic acid halide with a phenolic compound in a solvent, conducted in the presence of ammonia or ammonium salts. The esters produced contain minimal metal ions and meet the stringent requirements of the microelectronics sector.
Career Highlights
Thamm is associated with Hoechst Aktiengesellschaft, a prominent company in the chemical industry. His work at Hoechst has allowed him to focus on innovative processes that enhance the quality and performance of chemical products.
Collaborations
Throughout his career, Thamm has collaborated with esteemed colleagues such as Hans-Jerg Kleiner and Volker Knittel. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Horst-Dieter Thamm's contributions to the field of chemistry, particularly in the development of novolak resins and photosensitive materials, highlight his role as a significant inventor. His patents reflect a commitment to advancing technology in the microelectronics industry.
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.