This inventor holds 4 USPTO granted patents. Top assignees: Zaklady Chemiczne 'Blachownia', Instytut Ciezkiej Syntezy Organicznej 'Blachownia', Abb Lummus Crest, Inc.. Active years: 1990-1996.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Kedzierzyn-Kozle, PL (1990 - 1993)
- K dzierzyn-Kozle, PL (1995 - 1996)
Company Filing History:
4 out of 4 
3 out of 5 
1 out of 25 Years Active: 1990-1996
Title: Zbigniew Swiderski: Innovator in Ion-Exchange Catalysis
Introduction
Zbigniew Swiderski is a notable inventor based in Kedzierzyn-Kozle, Poland. He has made significant contributions to the field of chemical engineering, particularly in the area of ion-exchange catalysts. With a total of 4 patents to his name, Swiderski's work has had a considerable impact on the synthesis processes in the chemical industry.
Latest Patents
One of his latest patents is a method to treat an ion-exchanger catalyst for the process of bisphenol-A. This innovative method involves controlling the water content of the resultant cation-exchanger bed. In this process, an acid ion-exchanger resin, which is a sulphonated styrene-divinylbenzene copolymer, is washed with phenol. The resulting washing is then contacted with a basic ion-exchanger resin. Water is removed from the washing by distillation, and the dewatered phenol is recycled to wash the cation-exchanger bed. The catalyst bed is subsequently washed with a mixture of phenol, acetone, and water, which is also recycled to achieve the desired moisture content.
Another significant patent by Swiderski is a method to treat an ion-exchanger catalyst for the synthesis of alkylated phenols. This method utilizes an acid ion-exchanger resin for the synthesis process of alkylated phenols, which have substitutes containing 6-12 carbon atoms in a chain. The treatment involves phenol alkylation with olefins in the presence of acid catalysts, such as acid ion-exchange resins.
Career Highlights
Throughout his career, Zbigniew Swiderski has worked with prominent companies in the chemical industry. He has been associated with Zakłady Chemiczne "Blachownia" and the Institute of Heavy Organic Synthesis "Blachownia." His work in these institutions has allowed him to develop and refine his innovative methods in catalysis.
Collaborations
Swiderski has collaborated with several professionals in his field, including Maciej Kiedik and Anna Rzodeczko. These collaborations have contributed to the advancement of his research and the successful development of his patented methods.
Conclusion
Zbigniew Swiderski is a distinguished inventor whose
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile