Location History:
- Burgkirchen, DE (1980 - 2000)
- Kastl, DE (2004 - 2016)
Company Filing History:
4 out of 6,662 
2 out of 480 
1 out of 31 Years Active: 1980-2016
Title: The Innovative Contributions of Rudolf Aigner
Introduction
Rudolf Aigner, an accomplished inventor based in Kastl, Germany, is known for his significant contributions to the field of chemical engineering. With a total of eight patents to his name, his innovative approaches have provided valuable advancements in various chemical processes.
Latest Patents
Aigner's latest patents reflect his dedication to improving chemical reactions and processes. One notable patent outlines a "Process and apparatus for continuous high temperature short-time alkoxylation (ethoxylation, propoxylation) of chemical substances." This invention details a method for continuously reacting liquid alkylene oxide with a liquid substance that contains organic compounds with active hydrogen atoms, utilizing a catalyst in a reactor setting.
Another significant patent is focused on the "Method and device for the sulfonation or sulfation of sulfonatable or sulfatable organic substances." This invention aims to enhance the sulfonation process by employing an SO/air mixture and other reaction gases, enabling faster and more efficient gas-liquid reactions within thin-layer falling-film reactors. Aigner’s methods mitigate high peak temperatures and reduce unwanted byproducts, leading to improved product quality.
Career Highlights
Throughout his career, Aigner has worked with prestigious companies such as Hoechst Aktiengesellschaft and Clariant Corporation. His work in these leading chemical firms has further honed his skills in chemical engineering and patentable innovations.
Collaborations
Aigner has collaborated with esteemed colleagues, including Rainer Muller and Horst Reuner. Their collective efforts have propelled advancements in chemical processes, showcasing the power of collaboration in innovation.
Conclusion
Rudolf Aigner’s dedication to innovation in the chemical industry, highlighted by his multiple patents, defines his legacy as a prominent inventor. His work continues to influence the field and inspire future generations of inventors.