Location History:
- Newtown Square, PA (US) (2003)
- Köln, DE (2004)
- Leverkusen, DE (2004)
- West Chester, PA (US) (2002 - 2005)
Company Filing History:
4 out of 12,157 
3 out of 832,680 Years Active: 2002-2005
Title: Inventor Spotlight: Stephan Ehlers
Introduction
Stephan Ehlers, an accomplished inventor based in West Chester, PA, has made significant contributions to the field of chemical engineering with his innovative designs and ideas. With a portfolio of 7 patents, Ehlers has demonstrated a consistent commitment to advancing technology, particularly in the production of polyether polyols.
Latest Patents
One of Ehlers' latest patents is focused on "Double Metal Cyanide Catalysts for Producing Polyether Polyols." This invention introduces novel double metal cyanide (DMC) catalysts designed to enhance the polyaddition of alkylene oxides onto starter compounds that have active hydrogen atoms. The catalysts developed showcase increased activity in the production of polyether polyols, utilizing a combination of double metal cyanide compounds and organic complex ligands.
Another significant patent by Ehlers is the "Method for Producing Double Metal Cyanide (DMC) Catalysts." This innovative process improves the preparation of DMC catalysts through a series of reactions involving metal salt and metal cyanide salt in the presence of organic complexing ligands. The resulting catalyst dispersion undergoes filtration and washing, leading to a highly effective catalyst suitable for polyether polyol production.
Career Highlights
Throughout his career, Stephan Ehlers has worked with prominent commercial enterprises, notably Bayer Aktiengesellschaft. His experiences in such leading companies have equipped him with the practical knowledge and expertise necessary to innovate effectively within the field.
Collaborations
In addition to his individual achievements, Ehlers has collaborated with top professionals in his field, including Jörg Hofmann and Bernd Klinksiek. Working alongside these experts has facilitated the sharing of ideas and the development of groundbreaking technologies.
Conclusion
Stephan Ehlers continues to be a driving force in the realm of chemical engineering innovation. With his patent portfolio and collaborative efforts, he exemplifies the impact that a dedicated inventor can have on advancing industry practices and technology. His work in developing catalysts and processes for polyether polyol production demonstrates the significant intersection of science and practical application, paving the way for further advancements in the field.
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.